LDN43 and surroundings

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 12396 / length of data axis 1

NAXIS2 = 8290 / length of data axis 2

NAXIS3 = 3 / length of data axis 3

EXTEND = T / FITS dataset may contain extensions

COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy

COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H

BZERO = 0. / Offset data range to that of unsigned short

BSCALE = 1. / Default scaling factor

MIPS-HI = 65535 / Lower visualization cutoff

MIPS-LO = 1677 / Upper visualization cutoff

PROGRAM = 'Siril 1.4.3' / Software that created this HDU

DATE = '2026-06-19T10:40:55' / UTC date that FITS file was created

DATE-OBS= '2026-06-18T23:46:01.386865' / YYYY-MM-DDThh🇲🇲ss observation start,

IMAGETYP= 'Light ' / Type of image

EXPTIME = 100. / [s] Exposure time duration

TELESCOP= 'OnStep ' / Telescope used to acquire this image

FILTER = 'mixed ' / Active filter name

FOCALLEN= 129.678 / [mm] Focal length

XBINNING= 1 / Camera binning mode

YBINNING= 1 / Camera binning mode

XPIXSZ = 1.88 / [um] Pixel X axis size

YPIXSZ = 1.88 / [um] Pixel Y axis size

INSTRUME= 'ZWO ASI2600MC Pro' / Instrument name

CCD-TEMP= -5. / [degC] CCD temperature

SET-TEMP= -5. / [degC] CCD temperature setpoint

GAIN = 100 / Sensor gain

OFFSET = 50 / Sensor gain offset

CVF = 0.242862924933434 / [e-/ADU] Electrons per A/D unit

FOCPOS = 36629 / [step] Focuser position

STACKCNT= 164 / Stack frames

LIVETIME= 16400. / [s] Exposure time after deadtime correction

EXPSTART= 2461207.4215967 / [JD] Exposure start time (standard Julian date)

EXPEND = 2461210.53534288 / [JD] Exposure end time (standard Julian date)

OBJECT = 'LDN 43 ' / Name of the object of interest

SITELAT = 48.0486 / [deg] Observation site latitude

SITELONG= 14.8866 / [deg] Observation site longitude

OBJCTRA = '16 34 51.738' / [H M S] Image center Right Ascension

OBJCTDEC= '-15 50 38.318' / [D M S] Image center Declination

RA = 248.715576165972 / [deg] Image center Right Ascension

DEC = -15.8439771547555 / [deg] Image center Declination

CTYPE1 = 'RA---TAN-SIP' / TAN (gnomic) projection + SIP distortions

CTYPE2 = 'DEC--TAN-SIP' / TAN (gnomic) projection + SIP distortions

CUNIT1 = 'deg ' / Unit of coordinates

CUNIT2 = 'deg ' / Unit of coordinates

EQUINOX = 2000. / Equatorial equinox

CRPIX1 = 6198.5 / Axis1 reference pixel

CRPIX2 = 4145.5 / Axis2 reference pixel

CRVAL1 = 248.715576165972 / [deg] Axis1 reference value

CRVAL2 = -15.8439771547555 / [deg] Axis2 reference value

LONPOLE = 180. / Native longitude of celestial pole

CDELT1 = -0.000830204796890864 / [deg] X pixel size

CDELT2 = 0.000831078117752773 / [deg] Y pixel size

PC1_1 = 0.965831185560415 / Linear transformation matrix (1, 1)

PC1_2 = 0.25917199115445 / Linear transformation matrix (1, 2)

PC2_1 = -0.259404011465668 / Linear transformation matrix (2, 1)

PC2_2 = 0.965768895148068 / Linear transformation matrix (2, 2)

A_ORDER = 3 / SIP polynomial degree, axis 1, pixel-to-sky

A_0_0 = 0.

A_1_0 = 0.

A_0_1 = 0.

A_2_0 = 5.4141263079479E-08

A_1_1 = -5.57614548922675E-09

A_0_2 = 3.75319646549769E-08

A_3_0 = -4.69599232668046E-11

A_2_1 = 3.98109777109675E-12

A_1_2 = -2.83750939258293E-11

A_0_3 = 6.97449077655264E-12

B_ORDER = 3 / SIP polynomial degree, axis 2, pixel-to-sky

B_0_0 = 0.

B_1_0 = 0.

B_0_1 = 0.

B_2_0 = -2.78671987921393E-08

B_1_1 = 5.89253170716565E-08

B_0_2 = -3.43966549550929E-08

B_3_0 = 4.99990226417462E-12

B_2_1 = -4.06426340749649E-11

B_1_2 = 1.0862562967744E-12

B_0_3 = -3.7687293096345E-11

AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel

AP_0_0 = 0.00362780520109399

AP_1_0 = -4.17427107513024E-06

AP_0_1 = 6.15877406881423E-07

AP_2_0 = -5.47409452040083E-08

AP_1_1 = 5.79515189232248E-09

AP_0_2 = -3.78252940734975E-08

AP_3_0 = 4.73373594514452E-11

AP_2_1 = -4.06861933182822E-12

AP_1_2 = 2.86309531852591E-11

AP_0_3 = -7.03436868152038E-12

BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel

BP_0_0 = -0.00195195723695592

BP_1_0 = 4.12915283229242E-07

BP_0_1 = -2.22692556772763E-06

BP_2_0 = 2.81237921858173E-08

BP_1_1 = -5.93739982730363E-08

BP_0_2 = 3.46704320562418E-08

BP_3_0 = -5.05153401568102E-12

BP_2_1 = 4.09545123020687E-11

BP_1_2 = -1.13957511901999E-12

BP_0_3 = 3.78741793216461E-11

PLTSOLVD= T

HISTORY SyQon Parallax

END

 

Done