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C/2014 Q2 Lovejoy from Dundalk, Ireland

Skywatcher 200PDS (1000mm)

Canon 1100D

4X 45s ISO 1600

Dark, Bias, Flats

Reg in DSS, stacked & processed in PI

Trying out all in one control software package N.I.N.A nighttime-imaging.eu/ last night with GSO 10" f/4 Newtonian on CEM60. SX Trius 694/filterwheel and OAG (Lodestar) and Baader MPCC coma corrector. Chose M27 as test target and set sequencer in the program to capture 6x300sec in both Ha and OIII. Both sets stacked in Deepskystacker and BiColour image assembled using Annie's Tools in Photoshop. No calibration frames used.

Image taken 14/07/21

Do you recognize the summer triangle on this picture ? A fictive figure whose summits are formed by the 3 brightest star of the summer night sky :

 

- Vega, from Lyra constellation (top)

- Deneb, from Cygnus constellation (bottom left)

- Altair, from Aquila constellation (middle right)

 

This picture has been obtained stacking 5 images of 5 minutes exposure each. Of course, an equatorial mount was used to offset the Earth rotating motion.

 

A 18-55 mm kit lens mounted on a Canon 600D camera were also used.

 

Technical Datas :

Canon 600D (unmodified filter) + 18-55 mm kit lens + meade lxd75 mount

18 mm

5 x 5 min

f/5.0

ISO 800

 

DSS & Lightroom editing

 

Location : France

Had a session on M42 the other night whilst testing the guiding on the QHY5 I've just acquired (works), and having done M42, and done it again, and again, I thought I'd drizzle into this. Only 19 subs before it disappeared behind a tree, so very noisy, but colourful nonetheless :) I really need a longer focal length, and a lot more subs, to do this justice.

 

Designated NGC 1973, 1975 and 1977 (the seventies), but more commonly known as The Running Man Nebula, this is just north of M42 in Orion.

Taken with a TMB92L, Canon T3i DSLR, Orion SSAG autoguider and 50mm guidescope, and Celestron AVX mount. Consists of 33 130-second light frames and 33 130-second dark frames, all at ISO 800, as well as 32 flat and 50 bias frames. Captured with BackyardEOS, stacked in DeepSkyStacker, and processed in Photoshop.

this is a single capture from August 2006, about one year ago, only now i'm learning astronomy processing and not a great capture, my 1st with a dsrl

 

this capture is taken with a LX10 meade fork and an astrocamera Baker-Schmidt d=20cm focal=400mm f/2 using my old Canon EOS 300D

exposure: 253 seconds - ISO 200

processing with Deepskystacker 2.6.3

raw processing:

Bayer matrix (no interp.)

stacking:

light - entropy weighted average (high dynamic range)

darkframe - auto adaptive weighted average

 

150 ED Apo triplet f7 and Atik 314L with motorised filterwheel.

8 subframes at 7 minutes apiece captured in Ha and again in OIII,stacked in Deepskystacker and colour comined (Ha,OIII,OIII) in Maxim DL4,finished in Photoshop. Image taken early hours of 1/12/16

Taken on September 25, 2011 near Butler, Missouri using an SBIG8300C camera mounted on a CGE1100 Telescope using Hyperstar (F/2). This is the sum of 16 ten minute images, stacked using DeepSkyStacker. The image was then processed with Photoshop CS2.

 

Guiding used PhD Guiding with an Orion Starshoot autoguider.

 

The Cygnus Nebulosity.

Unmodded Nikon D7000, Nikon 85mm f/2 at f/2.8.

100x 1 mins.

SkyWatcher Star Adventurer.

Processed in DeepSkyStacker, PixInsight LE and Photoshop.

Photographed in 2016.

 

Photo by Janmejoy Sarkar

Target:Melotte15 clouds sculpted by stellar winds in the center of the Heart Nebula(IC 1805) in the constellation of Cassiopeia.

 

Location:02/01/21 St.Helens UK Bortle 8 with 88% Moon.

 

Aquisition:20x 180s each Ha, (OIII), (SII). Total integration 180min.

 

Equipment:Imaging: Skywatcher Esprit100ED, HEQ5Pro, ZWO ASI1600MM Pro with EFWmini and Baader NB filters.

Guiding: Skywatcher 9x50 Finder with ZWO ASI120MM.

 

Software:Capture: NINA, PHD2.

Processing: DeepSkyStacker, Siril, Photoshop, Starnet++.

 

Memories:Third target imaged before sunrise on a fine clear night.

Cassiopeia, heart and soul nebulae, double cluster and the great Andromeda Galaxy

A target I've been wanting to image for a long time, never had enough focal length until I recently had access to a 400 2.8 from Canon.

 

Shot using stock Canon 6D, EF 400mm 2.8 IS III and Skywatcher EQ6R Pro (unguided)

 

Imaging with stock cameras isn't ideal, thermal noise is a real problem after the exposure times needed. The longer exposures needed to get a reasonable signal really heats up the uncooled sensor. Mine during these summer months has hit 35-40c regularly which creates awful noise.

 

Getting as much data as possible helps lower these issues, but doesn't eliminate it. However, shooting with modern DSLRs does result in achieving star colour relatively easier compared to 12 and 14bit astro cameras.

 

This image is comprised of 21x600s Ha and 24x60s RGB exposures.

 

Captured with APT

Processed with DSS, SiriL and PS

  

15x 120sec exposures

Stacked in DeepSkyStacker

Edited in Pixinsight and Lightroom

Shot with Nikon D600 and ioptron skytracker

An unguided image of the Double Cluster in Perseus taken last night through a Canon 400mm f/5.6 L lens using a Canon 7D MKII dslr camera mounted on a Celestron AVX mount. Ten 30 second images and four dark frames were stacked using DeepSkyStacker and then enhanced with Adobe Lightroom.

 

Orion NGC 2024,Flame Nebula

Part of constellation of Orion

Canon 80D /Sigma 150-600c @500

20sec f/6.3 /ISO 1250 Star Adventurer

Stack of 100 pics / 2000 sec total

40 BIAS / 40 darks

processed with DSS / ON1 RAW / LR

Pic's taken on 2020-04-01

Now I got a way to develop the picture

Needs more exposure time....

NGC 7000 and IC 5070

 

The "Pelican Nebula" (IC 5070) can be seen to the right of the "Florida" portion of "America."

 

80 30-second frames at ISO 1600 and f/4 using a Pentax KP with the Astrotracer feature enabled and the 100mm f/2.8 SMC Pentax-M lens. The images were combined with dark and flat frames in DeepSkyStacker, then processed in CS5, noise reduction with Topaz and further enhancement in Luminar Neo.

 

This was done in suburban (Bortle 7) light-polluted skies with a nearby rising 98% Moon.

Avec à sa gauche la nébuleuse du Coureur (NGC 1977).

 

Setup :

Télescope : Newton Sky-Watcher 200/1000 f 5.0

Monture : HEQ5 Pro GOTO

Correcteur de coma : SW0264

APN : Nikon D600 (au foyer) - ISO 800

Guidage : Kit Star Guider 50mm - Caméra I-nova PLB-Mx2 - Logiciel PHD Guiding 2

Navigation : Stellarium - pointage EQMOD,

Acquisition : DigiCamControl

Empilement : DeepSkyStacker

Développement : Lightroom 5

Temps de pose : 19 x 300s = 1h35mn

15 darks - 9 flats - 15 offset

Comet C/202 F3 (NEOWISE) over the Lentevreugd nature reserve in Wassenaar, in the Netherlands, at 01:43CEST on 21 July 2020.

 

Nikon D7000 + 18-200mm at 18mm, f/3.5, 6 x 10 sec, ISO 1600.

 

The six images were aligned on the stars & stacked using DeepSkyStacker, with the foreground combined separately without offsets in Photoshop & then composited back in as a layer to avoid blurring the scenery. Final adjustments in LightRoom.

The North America Nebula (NGC 7000 or Caldwell 20) is an emission nebula in the constellation Cygnus, close to Deneb (the tail of the swan and its brightest star). The remarkable shape of the nebula resembles that of the continent of North America, complete with a prominent Gulf of Mexico. It is sometimes incorrectly called the "North American Nebula".

 

Location: Filiates Thesprotias(Greece)

Exposure time 3:30 Hours

William Optics Star 71mm f/4.9 Astrograph

Neq6 Equatorial Mount with autoguider

Canon 60d Modified

Pre Processing Deepskystacker

Post Processing Photoshop CS6

The Rosette Nebula is a large, circular H II region located near one end of a giant molecular cloud in the Monoceros region of the Milky Way Galaxy. The open cluster NGC 2244 is closely associated with the nebulosity, the stars of the cluster having been formed from the nebula's matter. The cluster and nebula lie at a distance of some 5,200 light-years from Earth and measure roughly 130 light years in diameter. The radiation from the young stars excites the atoms in the nebula, causing them to emit radiation themselves producing the emission nebula we see. (Wikipedia)

 

Exposure:

1h25m total exposure captured 16/4/14 and 30/12/13.

Added 45min Ha subs (3x900s bin 1x1) to red channel of original 40min DSLR image taken in December.

 

Equipment:

T: Takahashi FSQ106ED @ f/5,

C: QSI683ws CCD, Canon 1100d DSLR

F: 6nm Astronomik Ha, DSLR CLS Filter

M: Celestron Advanced Vx,

G: Orion 10x50 Guidescope, MS Lifecam Cinema webcam

 

Acquisition and Processing:

Sequence Generator Pro, PHD, DeepSkyStacker, Photoshop CS6

time now for me to mod my old EOS 50D, you can guess the horse head nebula in the upper left (it took me a while post processing to get even that), but that's not nearly as much i was hoping for given the exposure time.

 

i'm looking forward to another M42+M43 crop on that, maybe i can push it a little further than the last time :)

 

Canon 5DMIII unmodified

70-200mm f/4 L @ f/5

Tracking with Vixen Polarie

Stacked with DeepSkyStacker, post editing in Photoshop and Lightroom

60x 40sec @ ISO2500

20x 40sec @ ISO800

total exposure time 53 minutes

shot under a bortle 5 sky

The North America Nebula is an emission nebula in the constellation Cygnus, close to Deneb (the tail of the swan and its brightest star).

 

The shape of the nebula resembles that of the continent of North America, complete with a prominent Gulf of Mexico.

 

Date and location : November 2020, Dorlisheim (bortle 5), France

 

Equipement :

Mount : Sky-Watcher HEQ5 Pro GoTo

Scope : Sky-Watcher Evostar 72ED with OVL Field Flattener

Autoguiding : ZWO ASI 120MM-Mini + 60/280 Guidescope

Camera : Nikon D3300 Astrodon

Filter : Explore Scientific 2" CLS

 

Acquisition :

Lights : 125x3min, total 6h15

Darks : no darks

Flats : 25

Bias : 125

 

Software :

Integration : Kstars, Ekos

Pre-processing : DeepSkyStacker

Processing : Siril, Pixinsight

Post-processing : Photoshop

Total 138min (HA combined to R only)

H-Alpha - 1x600sec, 1x300sec & 4x450sec (45min)

RG - 10x180sec

B - 11x180s

Stacked in DeepSkyStacker, processed in PS2

Telescope: Celestron C8 (@f/6.3)

Camera: Atik 314L+ Mono

Filters: Baader H-Alpha 7nm, RGB

Mount: AZ EQ6-GT goto, PhD guided using Orion OAG & SSAG.

Shotdate: 28-12-2014

Camera: Nikon D4s

Optics: NIKKOR 105mm f2.8 @ f5.6

Filter: IDAS LPS-P1

ISO-speed: 1600

Exposure: 300 seconds

Mount: SkyWatcher NEQ6 Pro

Guiding: F500mm f90mm with LVI SmartGuider2

Lights: 54

Darks: 20

Bias: 12

Flats: 20

 

Stacked in DeepSkyStacker

 

Post-processing in PixInsight

Plejaden slightly blurred

Raumpatrouille – Raumschiffes Orion

Die Frogs im Anflug..............

 

Image has been stacked using DeepSkyStacker (DSS), but no other processing done.

 

Taken with an Imaging Source DMK 21AU04.AS mono ccd camera. Skywatcher Quattro 8" steel tube on a HEQ5 pro mount.

Eleven, forty second exposures captured with Sharpcap and stacked with calibration frames.

Used my 150ED apo f/7 and filterless 314L+ to capture 36 subs at 20sec each of Globular Cluster M13 in Hercules. Stacked in Deepskystacker and processed in Photoshop.

Image taken 17/04/17

Backyard Nebula

 

30 x 240 secs.

Canon EOS-R

William Optics GT81

Optolong L-Pro

iOptron CEM40

DeepSkyStacker

DxO PhotoLab 5

Bortle 7+

382mm

ISO 800

f/4.7

I added another half hour of imagery to what I already had, so this image consists of 65 minutes of data. After shooting it this latest time, I realized that I hadn't been balancing my tracker correctly when shooting south, so when I image it again this fall, I hope to be more efficient with getting non-star-trailed 60-second subs.

 

Acquisition details: Fujifilm X-T10, Samyang 135mm f/2.0 ED UMC @ f2.0, ISO 1600, 65 x 60 sec, tracking with iOptron SkyTracker Pro, stacking with DeepSkyStacker, editing with Astro Pixel Processor and GIMP, taken Oct. 6 2019 and Feb. 27, 2020 under Bortle 3/4 skies.

This is the Cone Nebula and Christmas Tree Cluster (on its side guys) in Monoceros, and is a pig to process.

 

Clear last night, so managed another session on this, plus (yes, plus!) a session on the Veil, which I'm trying to forget. This is just over 5 hours of 5 minute subs. I'll leave it alone now until next Christmas, which will be upon us in the blink of an eye!

We have all seen Messier 110 (M110 or NGC205) many times, and many of us have probably never realized it. It has always been hidden off to the side with its larger neighbor, the Andromeda Galaxy. This fuzzy elliptical ball hovering over (or under, depending on your perspective) Andromeda, is, in fact, another galaxy called M110. If you look close, you can see some dark patches near the central part of the sphere. This galaxy is classified as a peculiar elliptical galaxy because of these dark structures and signs of recent star formation. It is hard to think about this small fuzzy ball of a galaxy containing over 10 billion stars!

 

Tech Specs: Meade 12” LX-90 SCT Telescope, Antares Focal Reducer, ZWO ASI2600MC camera running at 0F, 55 x 60 seconds, Celestron CGX-L pier mounted, ZWO EAF and ASIAir Pro, processed in DSS and PixInsight. Image Date: July 29, 2025. Location: The Dark Side Observatory (W59), Weatherly, PA, USA (Bortle Class 4).

Desde Lagunillas, San José de Maipo, Chile.

 

Procesada con DeepSkyStacker (80 tomas)

 

f/4.5

20s (c/u)

ISO 3200

18mm

 

Versión sin editar: www.flickr.com/photos/fatseba/8629371645/

Object:M31 Andromeda Galaxy

 

Location:20/09/2020, Ty Newydd Farm Campsite, Aberdaron, Wales, Bortle 2, 8% Moon.

 

Aquisition:75x 120s subs @ iso800 Total Integration 2 1/2 Hours.

 

Equipment:Imaging; Altair Astro 60EDF, Skywatcher Star Adventurer, Canon 1200D astro modified DLSR. Guide RA only; Altair MG32 Mini, Zwo ASI120MM.

 

Software:APT, PHD2, DeepSkyStacker, Photoshop, Starnet++.

Barnard 33.

Located in the constellation of Orion

 

M: iOptron EQ45-Pro

T: William Optics GTF81

C: ZWO ASI1600MC-Cooled

F: L-eNhance filter (Dual Ha,Hb & Oiii Narrowbands)

G: PHD2

GC: ZWO ASI120mini

RAW16; FITs

Temp: -20 DegC

Gain 200; Exp 200s

Frames: 41 Lights; 4 Darks; 20 flats

95% Crop

Capture: SharpCap

Processed: DSS; PS

Sky: New moon, calm, no cloud, cold, fair seeing.

 

1,500 light years distant.

M45 pleiades open star cluster

Data for this image was shot on the 17th of September 2018, from Rochdale, UK.

 

Equipment:

Skywatcher 8" Quattro ST on a HEQ5 pro mount, not guided.

Camera was a stock Canon 1100D attached at prime focus and for the exposures an intervalometer was used.

 

Data & Processing:

60 exposures of 75 seconds ISO 400.

Calibration frames were 25 darks, flats & bias.

Stacked using DeepSkyStacker and all processing was done using StarTools.

   

Andromeda galaxy shot from my driveway on a dark autumn evening. This is the only benefit I see from changing the clocks back... earlier night sky viewing. 5 images (300mm - 30 seconds each) on an iOptron SkyTracker stacked in DeepSkyStacker to reduce noise.

Manually guided for 7 x 7-minute exposures at ISO 1600, f/6.25. Modified EOS 600D & Sky-Watcher ED80 refractor, piggybacked on a Celestron C8 telescope for guiding.

Registered and stacked using DeepSkyStacker; initial curves adjusted in Canon Photo Professional; final curves & colour-balance adjusted using Paint Shop Pro; noise reduction via CyberLink PhotoDirector.

Messier 12 (M12 or NGC 6218 in the New General Catalog) is a globular cluster in the constellation Ophiuchus. It is also referred to as the “Gumball Globular”. It was discovered in 1764 by the French astronomer Charles Messier who described it as a “nebula without stars”. M12 is approximately 15,700 light-years distant. You will definitely need binoculars or a small telescope to see this cluster. This cluster contains about 200,000 stars, the brightest of them are about 12th magnitude.

 

Observation data (J2000 epoch)

Class: IX

Constellation: Ophiuchus

Right ascension: 16h 47m 14.18s

Declination: –01° 56′ 54.7″

Distance: 16.44 ± 0.16 kly

Apparent magnitude (V): 6.7

Apparent dimensions (V): 16′.0

 

Tech Specs: Meade 12” LX-90 SCT Telescope, Antares Focal Reducer, ZWO ASI2600MC camera running at 0F, 40 x 60 seconds, Celestron CGX-L pier mounted, ZWO EAF and ASIAir Pro, processed in DSS and PixInsight. Image Date: July 23, 2025. Location: The Dark Side Observatory (W59), Weatherly, PA, USA (Bortle Class 4).

Here is an image I took on the evening of December 27, 2016 of this large, but faint galaxy called the Sculptor Galaxy (also known as NGC 253, Silver Coin or Silver Dollar Galaxy). This was my first time imaging this galaxy and I couldn’t believe how large it was, nearly filling the camera view (I’ve been imaging planetary nebula, so left the focal reducer off). With the high winds and clouds rolling in, this is what I ended up with.

Tech Specs: This image is composed of 68 x 15 second images at ISO 5,000 with 5 x 15 second darks and 5 x 1/4000 second bias frames using a Meade LX90 12” telescope and Canon 6D camera mounted on a Celestron CGEM-DX mount. Imaging was done on December 27, 2016 from Weatherly, Pennsylvania.

Online references:

Wikipedia (en.wikipedia.org/wiki/Sculptor_Galaxy)

APOD (apod.nasa.gov/apod/ap111220.html)

Skyhound (observing.skyhound.com/archives/oct/NGC_253.html)

 

Hi,

Here is one of my first astrophotograph of the deepsky I took at prime focus of my newtonian telescope with my canon T3i camera (unmodded)

 

It is a 10-image-stacked picture of 30 seconds each.

 

Both staking and processing were made by a friend using PixInsight sofware. Thanks to him :)

 

It is actually an update of my previous version inwhich I had used Deep Sky Stacker freeware and lightroom. Click here.

 

So, how to find the difference between PixInsight and DSS/Lightroom ?

 

We clearly see the powerful process of PixInsight !

 

Thanks for reading ;)

 

Technical Cards :

10 x 30 secs

ISO 1600

800 mm

f/4

Canon T3i

+ 10 darks

Nikon d610(stock), iso800

TS-Optics 72mmf6

total of 30 minutes with 240sec subs

 

guiding:

ZWO asi120mcs

TS 50mm/f3.6 guidescope

 

Tracking: Skywatcher Star Adventurer

 

software:

 

guiding: phd2

Stacking: Deepskystacker 4.2.2

Processing: Adobe Photoshop, GradientXterminator, Nik software, HLVG, Adobe Raw

T: WO GTF81

C: ZWO ASI1600MC-Cool

M: iOptron iEQ45-Pro

G: No guiding

Gain: 139

Lights: 100 x 2s

Darks: No

Flats: No

Bias: No

Capture: Sharpcap

Processing: DSS; PS.

Compilation de 12 images (2 darks) de la galaxie d'Andromède, M31. Programmes: Deepskystacker et Photoshop CS4. D4+Nikkor 200-400 F/4+ TC-14E II+ Déclencheur souple MC-30+ Monture motorisée. Expositions entre 30 et 130s.Total de 1351 secondes.

 

Stack of 12 images (and 2 darks) of the galaxy Andromeda (M31). Softwares: Deepskystacker and Photoshop CS4

D4+Nikkor 200-400 F/4+ TC-14E II+ Remote trigger MC-30+ Motor mount. Exposures between 30 and 130s.Total of 1351 seconds.

Comet Leonard is the astronomical event of the year, discovered in January 2021 is located at 35 million kilometers from our planet. As an example, the moon is at 384.400 km.

In its elliptical path with our Sun, it is estimated that it visits us every 40.000 years and to observe it you have to get up early, at 4am. It is not visible to the naked eye, but it can be seen with binoculars at its closest to the earth, which is estimated for December 12.

The photos are taken with an equatorial tracking mount, similar to those found in observatories, to increase the exposure time and prevent stars from looking like traces. Different shots of 30s, 50s and 60s are shot with different ISOs which are then stacked to bring out the tail and details.

 

El cometa Leonard es el evento astronómico del año, descubierto en enero de 2021 se encuentra a 35 millones de kilómetros de nuestro planeta. Como ejemplo, la luna se encuentra a 384.400 km.

En su trayectoria elíptica con nuestro Sol, se calcula que nos visita cada 40.000 años y para observarlo hay que madrugar, levantase a las 4am. No es visible a simple vista, pero si se apreciara con unos prismáticos en su máximo acercamiento a la tierra, que se estima para el 12 de diciembre.

Las fotos están obtenidas con una montura de seguimiento ecuatorial, similar a las que tienen los observatorios, para aumentar el tiempo de exposición y evitar que las estrellas se vean como trazos. Se lanzan diferentes tomas de 30s, 50s y 60s con diferentes ISO que luego se apilan para resaltar la estela y los detalles.

 

Date: 07/12/2021

Location: Culla - Castellón (40°18'58.9"N,0°09'39.4"W,828m)

Tracker: Sky-Watcher AZ-GTi

Single shoot with camera Sony ILC3-A7M3 APS-C Mode

Lens Sony FE 100-400mm F4.5-5.6 GM OSS

ISO 10000, 20seg, f5,6

  

©2021 All rights reserved. MSB.photography

Thank all for your visit and awards.

 

My attempt at capturing comet C/2023 A3 (Tsuchinshan-ATLAS), with the anti-tail also visible. (y)

 

10 x 25s exposures, stacked in DeepSkyStacker (Comet Stacking) and edited in Photoshop 2025

 

Canon EOS 200D + Tamron 100-400mm f/4.5-6.3 Di VC USD + Sky-watcher Star Adventurer Pro

⚙️ 25s; f/8; ISO-800; 208mm

M92 Globular Star Cluster

Ancora rumorosetta... sgrunt! purtroppo poca integrazione, la luna stava sorgendo, ma è pur sempre un inizio

 

Still a little noisy, sgrunt! unfortunately not a lot of integration time, the moon was rising, but it's a beginning

 

:)

 

 

The Horsehead Nebula is approximately 1500 light years from Earth. Also known as Barnard 33 in emission nebula IC 434, also called as 'the Flame', is a dark nebula in the constellation Orion. The nebula is located just to the south of the star Alnitak, which is farthest east on Orion's Belt, and is part of the much larger Orion Molecular Cloud Complex. (from from wiki).

 

dettagli dello stack:

Telescopi di acquisizione: APO Triplet 130/910 mm, TecnoSky 102ED

Camere di acquisizione: Canon EOS 50D, Canon / CentralDS EOS Astro 50D

Montature: Sky-Watcher EQ6 Pro, Sky-Watcher HEQ5

Telescopi guida: 80/600

Camere guida: lacerta mgen2, LVI Smartguider 2

Riduttori di focale: Flattener 2"

Software: DeepSkyStacker, Adobe Lightroom 3, Silicon Fields StarTools 1.3, Noel Carboni's Astro Tools for PhotoShop

Filtri: Orion SkyGlow 2" Imaging Filter, Hutech IDAS LPS-V4

Date: 25 febbraio 2012, 25 novembre 2013

Pose:

Hutech IDAS LPS-V4: 6x550" ISO800 bin 1x1

Orion SkyGlow 2" Imaging Filter: 6x400" ISO1600 -18C bin 1x1

Orion SkyGlow 2" Imaging Filter: 2x150" ISO2500 -18C bin 1x1

Integrazione: 1.7 ore

Dark: ~21

Flat: ~22

Temperatura: -3.00

 

First Attempt

10 x 30 secs (5 minutes) , ISO 1600, F/4, 800 mm

+

10 darks

Canon T3i + 200/800 mm reflector telescope

1 2 ••• 11 12 14 16 17 ••• 79 80