M102 Post stars

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 913 / length of data axis 1

NAXIS2 = 1841 / 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

PROGRAM = 'Siril 1.4.0-beta2' / Software that created this HDU

FILENAME= 'Light_M 102_20.0s_IRCUT_20250629-005018.fit'

DATE = '2025-06-30T01:26:58' / UTC date that FITS file was created

DATE-OBS= '2025-06-29T05:49:53.952312' / YYYY-MM-DDThh🇲🇲ss observation start,

IMAGETYP= 'Light ' / Type of image

ROWORDER= 'BOTTOM-UP' / Order of the rows in image array

EXPTIME = 20. / [s] Exposure time duration

TELESCOP= 'S50_f1c10930' / Telescope used to acquire this image

FILTER = 'IRCUT_Starless' / Active filter name

APERTURE= 5. / Aperture of the instrument

FOCALLEN= 252.022 / [mm] Focal length

XBINNING= 1 / Camera binning mode

YBINNING= 1 / Camera binning mode

XPIXSZ = 2.90000009536743 / [um] Pixel X axis size

YPIXSZ = 2.90000009536743 / [um] Pixel Y axis size

INSTRUME= 'Seestar S50' / Instrument name

CCD-TEMP= 30.5 / [degC] CCD temperature

GAIN = 80 / Sensor gain

FOCPOS = 1611 / [step] Focuser position

STACKCNT= 85 / Stack frames

LIVETIME= 1700. / [s] Exposure time after deadtime correction

EXPSTART= 2460855.72417604 / [JD] Exposure start time (standard Julian date)

EXPEND = 2460855.75372505 / [JD] Exposure end time (standard Julian date)

OBJECT = 'M 102 ' / Name of the object of interest

SITELAT = 41.7559 / [deg] Observation site latitude

SITELONG= -88.1817 / [deg] Observation site longitude

OBJCTRA = '16 41 51.501' / [H M S] Image center Right Ascension

OBJCTDEC= '+36 27 36.355' / [D M S] Image center Declination

RA = 250.464587276909 / [deg] Image center Right Ascension

DEC = 36.4600986199018 / [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 = 433.5 / Axis1 reference pixel

CRPIX2 = 902.5 / Axis2 reference pixel

CRVAL1 = 250.483565510496 / [deg] Axis1 reference value

CRVAL2 = 36.4476174834571 / [deg] Axis2 reference value

LONPOLE = 180. / Native longitude of celestial pole

CDELT1 = -0.00065927520653439 / [deg] X pixel size

CDELT2 = 0.000659322642324384 / [deg] Y pixel size

PC1_1 = 0.999827509892731 / Linear transformation matrix (1, 1)

PC1_2 = -0.0185728420469678 / Linear transformation matrix (1, 2)

PC2_1 = 0.0185463172349008 / Linear transformation matrix (2, 1)

PC2_2 = 0.999828002266901 / 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 = -3.44412650883486E-07

A_1_1 = 2.75907537965136E-08

A_0_2 = -4.08823342747532E-08

A_3_0 = -1.62054654272883E-10

A_2_1 = -1.09740045666968E-10

A_1_2 = -1.01392495165323E-10

A_0_3 = -3.0846120082332E-11

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 = -1.69783919101058E-08

B_1_1 = -2.61216316640459E-07

B_0_2 = -3.95723621564852E-08

B_3_0 = 1.63142622636423E-10

B_2_1 = 9.12997712281894E-11

B_1_2 = 1.41523422073829E-12

B_0_3 = 3.15180475126433E-11

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

AP_0_0 = -8.02161477874444E-06

AP_1_0 = -4.51503967546785E-09

AP_0_1 = -1.98998890662477E-09

AP_2_0 = 3.44545405883865E-07

AP_1_1 = -2.75328548463217E-08

AP_0_2 = 4.09006021935603E-08

AP_3_0 = 1.62326466805082E-10

AP_2_1 = 1.09735943554347E-10

AP_1_2 = 1.01459125940644E-10

AP_0_3 = 3.08512125492036E-11

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

BP_0_0 = 1.18038190003934E-06

BP_1_0 = 4.52180702145043E-09

BP_0_1 = 5.34869482038403E-10

BP_2_0 = 1.69192630309624E-08

BP_1_1 = 2.61195426413813E-07

BP_0_2 = 3.95757184049428E-08

BP_3_0 = -1.63164025899456E-10

BP_2_1 = -9.11720827353905E-11

BP_1_2 = -1.40317676871498E-12

BP_0_3 = -3.15020128242472E-11

CREATOR = 'ZWO Seestar S50' / Capture software

PRODUCER= 'ZWO ' / Powered by ZWO

XORGSUBF= 0 / Subframe X position in binned pixels

YORGSUBF= 0 / Subframe Y position in binned pixels

EQMODE = 1 / Equatorial mode

CCDXBIN = 1 / Camera X Bin

CCDYBIN = 1 / Camera Y Bin

TOTALEXP= 20. / Total Exposure Time in seconds

BG-EXTR = 'GraXpert'

CBG-1 = 0.0038092358

CBG-2 = 0.0038092358

CBG-3 = 0.0038092358

INTP-OPT= 'RBF '

HIERARCH SMOOTHING = 0.5

HIERARCH CORR-TYPE = 'Subtraction'

HIERARCH SAMPLE-SIZE = 15

HIERARCH RBF-KERNEL = 'thin_plate'

HIERARCH SPLINE-ORDER = 3

BG-PTS = '[[21, 9, 1], [123, 39, 1], [195, 9, 1], [252, 24, 1], [309, 9, 1], &'

CONTINUE '[381, 39, 1], [453, 39, 1], [555, 39, 1], [597, 39, 1], [669, 39, &'

CONTINUE '1], [771, 9, 1], [843, 9, 1], [885, 39, 1], [957, 9, 1], [1029, &'

CONTINUE '39, 1], [51, 81, 1], [93, 111, 1], [165, 111, 1], [237, 111, 1], &'

CONTINUE '[339, 81, 1], [381, 81, 1], [453, 111, 1], [525, 81, 1], [597, &'

CONTINUE '111, 1], [669, 111, 1], [771, 111, 1], [843, 111, 1], [885, 81, &'

CONTINUE '1], [957, 81, 1], [1044, 96, 1], [51, 183, 1], [108, 168, 1], &'

CONTINUE '[165, 153, 1], [267, 153, 1], [324, 168, 1], [396, 168, 1], [453, &'

CONTINUE '153, 1], [525, 153, 1], [612, 168, 1], [699, 153, 1], [771, 153, &'

CONTINUE '1], [813, 153, 1], [915, 153, 1], [957, 153, 1], [1029, 153, 1], &'

CONTINUE '[36, 240, 1], [123, 255, 1], [195, 255, 1], [188.72964169381112, &'

CONTINUE '236.6123778501629, 1.0], [324.23452768729635, 137.58957654723127, &'

CONTINUE '1.0], [411, 225, 1], [453, 225, 1], [525, 225, 1], [597, 225, 1], &'

CONTINUE '[684, 240, 1], [741, 225, 1], [843, 255, 1], [885, 255, 1], [987, &'

CONTINUE '225, 1], [1059, 225, 1], [51, 327, 1], [93, 327, 1], [165, 327, &'

CONTINUE '1], [237, 327, 1], [99.08794788273622, 440.91205211726384, 1.0], &'

CONTINUE '[156.41693811074924, 466.9706840390879, 1.0], [571.2703583061889, &'

CONTINUE '328.3387622149837, 1.0], [525, 297, 1], [627, 297, 1], [684, 312, &'

CONTINUE '1], [771, 297, 1], [813, 327, 1], [885, 297, 1], [957, 297, 1], &'

CONTINUE '[1029, 327, 1], [51, 369, 1], [93, 369, 1], [165, 399, 1], [237, &'

CONTINUE '399, 1], [309, 399, 1], [214.78827361563526, 478.43648208469057, &'

CONTINUE '1.0], [662.9967426710098, 413.81107491856676, 1.0], [555, 369, 1], &'

CONTINUE '[597, 369, 1], [684, 384, 1], [741, 399, 1], [813, 369, 1], [885, &'

CONTINUE '369, 1], [957, 369, 1], [1059, 369, 1], [51, 471, 1], [108, 456, &'

CONTINUE '1], [165, 471, 1], [237, 471, 1], [309, 471, 1], &'

CONTINUE '[695.3094462540716, 325.21172638436485, 1.0], [658.827361563518, &'

CONTINUE '471.1400651465798, 1.0], [741.1726384364822, 526.3843648208469, &'

CONTINUE '1.0], [627, 441, 1], [699, 471, 1], [771, 441, 1], [843, 441, 1], &'

CONTINUE '[885, 471, 1], [987, 441, 1], [1044, 456, 1], [21, 513, 1], [123, &'

CONTINUE '513, 1], [165, 513, 1], [237, 543, 1], [309, 543, 1], &'

CONTINUE '[730.7491856677525, 365.86319218241044, 1.0], [81.36807817589579, &'

CONTINUE '543.0618892508144, 1.0], [154.33224755700326, 398.1758957654723, &'

CONTINUE '1.0], [709.9022801302933, 558.6970684039088, 1.0], [669, 513, 1], &'

CONTINUE '[741, 513, 1], [813, 513, 1], [915, 513, 1], [987, 513, 1], [1029, &'

CONTINUE '543, 1], [51, 615, 1], [108, 600, 1], [195, 615, 1], [237, 585, &'

CONTINUE '1], [309, 585, 1], [350.2931596091205, 627.4918566775244, 1.0], &'

CONTINUE '[669.2508143322475, 619.1530944625407, 1.0], [758.8925081433226, &'

CONTINUE '790.0977198697068, 1.0], [699, 615, 1], [771, 585, 1], [843, 585, &'

CONTINUE '1], [885, 585, 1], [957, 585, 1], [1059, 585, 1], [21, 657, 1], &'

CONTINUE '[93, 657, 1], [165, 657, 1], [237, 657, 1], [339, 657, 1], [411, &'

CONTINUE '687, 1], [836.0260586319218, 792.1824104234528, 1.0], [627, 657, &'

CONTINUE '1], [669, 657, 1], [771, 657, 1], [843, 657, 1], [915, 657, 1], &'

CONTINUE '[957, 657, 1], [1059, 657, 1], [36, 744, 1], [93, 729, 1], [195, &'

CONTINUE '759, 1], [237, 729, 1], [339, 729, 1], [396, 744, 1], [453, 759, &'

CONTINUE '1], [853.7459283387623, 1012.1172638436483, 1.0], [627, 729, 1], &'

CONTINUE '[669, 759, 1], [741, 729, 1], [843, 729, 1], [915, 729, 1], [987, &'

CONTINUE '729, 1], [1059, 729, 1], [51, 831, 1], [108, 816, 1], [165, 801, &'

CONTINUE '1], [237, 801, 1], [339, 831, 1], [381, 801, 1], [453, 801, 1], &'

CONTINUE '[305.47231270358316, 914.1368078175897, 1.0], [627, 801, 1], [669, &'

CONTINUE '801, 1], [741, 801, 1], [813, 831, 1], [885, 831, 1], [957, 831, &'

CONTINUE '1], [1029, 801, 1], [51, 903, 1], [93, 873, 1], [195, 873, 1], &'

CONTINUE '[237, 903, 1], [339, 873, 1], [381, 873, 1], [240.8469055374594, &'

CONTINUE '961.042345276873, 1.0], [525, 903, 1], [684, 888, 1], [771, 873, &'

CONTINUE '1], [843, 873, 1], [885, 873, 1], [957, 873, 1], [1044, 888, 1], &'

CONTINUE '[21, 945, 1], [123, 945, 1], [165, 945, 1], [237, 945, 1], [339, &'

CONTINUE '945, 1], [381, 975, 1], [419.0879478827361, 953.7459283387622, &'

CONTINUE '1.0], [140.7817589576548, 988.14332247557, 1.0], [771, 945, 1], &'

CONTINUE '[843, 945, 1], [915, 975, 1], [987, 945, 1], [1029, 945, 1], [21, &'

CONTINUE '1047, 1], [123, 1047, 1], [165, 1017, 1], [267, 1017, 1], [309, &'

CONTINUE '1017, 1], [381, 1047, 1], [483, 1017, 1], [525, 1047, 1], [669, &'

CONTINUE '1047, 1], [771, 1047, 1], [813, 1047, 1], [915, 1047, 1], [987, &'

CONTINUE '1017, 1], [1029, 1017, 1], [36, 1104, 1], [108, 1104, 1], [195, &'

CONTINUE '1119, 1], [267, 1089, 1], [324, 1104, 1], [381, 1089, 1], [483, &'

CONTINUE '1089, 1], [525, 1089, 1], [627, 1119, 1], [699, 1089, 1], [741, &'

CONTINUE '1119, 1], [843, 1089, 1], [915, 1089, 1], [957, 1089, 1], [1044, &'

CONTINUE '1104, 1], [21, 1161, 1], [123, 1161, 1], [195, 1161, 1], [237, &'

CONTINUE '1161, 1], [339, 1161, 1], [381, 1161, 1], [453, 1191, 1], [525, &'

CONTINUE '1161, 1], [627, 1191, 1], [699, 1191, 1], [741, 1161, 1], [813, &'

CONTINUE '1191, 1], [900, 1176, 1], [972, 1176, 1], [1059, 1161, 1], [21, &'

CONTINUE '1263, 1], [123, 1233, 1], [165, 1233, 1], [252, 1248, 1], [309, &'

CONTINUE '1233, 1], [381, 1263, 1], [453, 1233, 1], [699, 1233, 1], [771, &'

CONTINUE '1233, 1], [813, 1233, 1], [885, 1263, 1], [987, 1233, 1], [1059, &'

CONTINUE '1263, 1], [21, 1305, 1], [108, 1320, 1], [195, 1305, 1], [237, &'

CONTINUE '1305, 1], [324, 1320, 1], [411, 1305, 1], [453, 1305, 1], [525, &'

CONTINUE '1335, 1], [597, 1335, 1], [699, 1305, 1], [756, 1320, 1], [828, &'

CONTINUE '1320, 1], [900, 1320, 1], [987, 1335, 1], [1029, 1335, 1], [36, &'

CONTINUE '1392, 1], [123, 1377, 1], [195, 1377, 1], [237, 1407, 1], [339, &'

CONTINUE '1377, 1], [381, 1377, 1], [468, 1392, 1], [540, 1392, 1], [597, &'

CONTINUE '1377, 1], [699, 1377, 1], [741, 1407, 1], [843, 1377, 1], [900, &'

CONTINUE '1392, 1], [987, 1407, 1], [1029, 1377, 1], [51, 1479, 1], [123, &'

CONTINUE '1449, 1], [195, 1449, 1], [237, 1449, 1], [324, 1464, 1], [381, &'

CONTINUE '1449, 1], [453, 1449, 1], [525, 1449, 1], [597, 1449, 1], [699, &'

CONTINUE '1479, 1], [771, 1479, 1], [843, 1449, 1], [885, 1479, 1], [987, &'

CONTINUE '1479, 1], [1059, 1449, 1], [36, 1536, 1], [93, 1521, 1], [195, &'

CONTINUE '1521, 1], [237, 1521, 1], [339, 1551, 1], [381, 1521, 1], [453, &'

CONTINUE '1521, 1], [525, 1551, 1], [612, 1536, 1], [699, 1551, 1], [741, &'

CONTINUE '1521, 1], [813, 1551, 1], [885, 1521, 1], [957, 1521, 1], [1029, &'

CONTINUE '1521, 1], [21, 1623, 1], [93, 1593, 1], [165, 1623, 1], [237, &'

CONTINUE '1623, 1], [324, 1608, 1], [381, 1593, 1], [453, 1593, 1], [525, &'

CONTINUE '1623, 1], [597, 1623, 1], [699, 1593, 1], [771, 1623, 1], [813, &'

CONTINUE '1593, 1], [915, 1623, 1], [957, 1623, 1], [1029, 1593, 1], [51, &'

CONTINUE '1665, 1], [108, 1680, 1], [180, 1680, 1], [237, 1665, 1], [309, &'

CONTINUE '1665, 1], [381, 1695, 1], [483, 1695, 1], [525, 1695, 1], [597, &'

CONTINUE '1695, 1], [684, 1680, 1], [771, 1665, 1], [843, 1695, 1], [915, &'

CONTINUE '1695, 1], [957, 1695, 1], [1029, 1665, 1], [21, 1767, 1], [108, &'

CONTINUE '1752, 1], [165, 1737, 1], [237, 1767, 1], [309, 1767, 1], [411, &'

CONTINUE '1737, 1], [483, 1737, 1], [525, 1737, 1], [627, 1737, 1], [699, &'

CONTINUE '1737, 1], [741, 1767, 1], [828, 1752, 1], [915, 1737, 1], [957, &'

CONTINUE '1767, 1], [1029, 1767, 1], [51, 1839, 1], [93, 1809, 1], [165, &'

CONTINUE '1809, 1], [237, 1839, 1], [309, 1809, 1], [411, 1809, 1], [483, &'

CONTINUE '1809, 1], [525, 1809, 1], [597, 1839, 1], [699, 1809, 1], [741, &'

CONTINUE '1809, 1], [843, 1839, 1], [885, 1809, 1], [987, 1809, 1], [1059, &'

CONTINUE '1839, 1], [51, 1911, 1], [93, 1881, 1], [180, 1896, 1], [252, &'

CONTINUE '1896, 1], [339, 1881, 1], [411, 1911, 1], [483, 1911, 1], [555, &'

CONTINUE '1911, 1], [597, 1881, 1], [669, 1911, 1], [741, 1881, 1], [843, &'

CONTINUE '1911, 1], [915, 1911, 1], [957, 1911, 1], [1059, 1911, 1]]'

END

 

Done