M3.20230517_194114_GMT.Arsenal-GSO

M3 (NGC 5272) globular cluster in the constellation of Canes Venatici is made up of around 500 000 stars.

 

Distance 33.9 kly (10.4 kpc).

Apparent magnitude (V) ~6.4.

Apparent dimensions (V) ~18′.

 

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Captured at 2023-05-17 19:41 GMT.

 

Average of 3600 aligned frames of 1s exposure each.

 

Telescope : Direct focus of Arsenal-GSO N305/1200 f/4 newtonian tube, no comma corrector.

Mount: Celestron CGX.

Camera : ZWO ASI294MC.

Capture: OpenCV (SerImager).

Stacking, sharpening, white balance : OpenCV (SerStacker).

 

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[SerImager]

Round = 0 // Current capture round

Rounds = 1 // Total capture rounds

Start = 2023-05-17 19:41:14 GMT // Capture start time YYYY-MM-DD hh mm ss

End = 2023-05-17 19:46:49 GMT // Capture end time YYYY-MM-DD hh mm ss

Limit = 300 frames // Capture limit

Camera = ZWO ASI294MC

Frames = 300 // Number of recorded frames

CameraName = ZWO ASI294MC

CameraID = 0

MaxHeight = 2822 // the max height of the camera

MaxWidth = 4144 //the max width of the camera

IsColorCam = 1

BayerPattern = ASI_BAYER_RG

PixelSize = 4.63um // the pixel size of the camera, unit is um

Format = RAW16

Binning = 1

iX = 1044

iY = 384

iWidth = 2048

iHeight = 2048

Exposure = 1 s // exposure in seconds

Gain = 300

WB_R = 50

WB_B = 52

Gamma = 50

Offset = 10

AutoExposure = 0

AutoGain = 0

AutoGamma = 0

AutoWB_R = 0

AutoWB_B = 0

AutoOffset = 0

Temperature = 20

MechanicalShutter = 0

ST4Port = 1

IsCoolerCam = 0

IsUSB3Host = 1

IsUSB3Camera = 1

ElecPerADU = 0.224374

BitDepth = 14

IsTriggerCam = 0

 

ASI_BANDWIDTHOVERLOAD = 80

ASI_BANDWIDTHOVERLOAD_AUTO = 0

ASI_OVERCLOCK = 0

ASI_OVERCLOCK_AUTO = 0

 

 

 

Done