STars M16

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 949 / length of data axis 1

NAXIS2 = 1642 / 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 16_20.0s_LP_20250622-232957.fit'

DATE = '2025-06-23T19:28:36' / UTC date that FITS file was created

DATE-OBS= '2025-06-23T04:29:31.809704' / 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 = 'LP_Starless' / Active filter name

APERTURE= 5. / Aperture of the instrument

FOCALLEN= 251.986 / [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= 32.4375 / [degC] CCD temperature

GAIN = 80 / Sensor gain

FOCPOS = 1621 / [step] Focuser position

STACKCNT= 91 / Stack frames

LIVETIME= 1820. / [s] Exposure time after deadtime correction

EXPSTART= 2460841.67850084 / [JD] Exposure start time (standard Julian date)

EXPEND = 2460849.71095275 / [JD] Exposure end time (standard Julian date)

OBJECT = 'M 16 ' / Name of the object of interest

SITELAT = 41.6815 / [deg] Observation site latitude

SITELONG= -88.2535 / [deg] Observation site longitude

OBJCTRA = '18 18 55.004' / [H M S] Image center Right Ascension

OBJCTDEC= '-13 44 44.473' / [D M S] Image center Declination

RA = 274.729181878602 / [deg] Image center Right Ascension

DEC = -13.7456870076761 / [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 = 480.5 / Axis1 reference pixel

CRPIX2 = 736.5 / Axis2 reference pixel

CRVAL1 = 274.724783408969 / [deg] Axis1 reference value

CRVAL2 = -13.8017072810947 / [deg] Axis2 reference value

LONPOLE = 180. / Native longitude of celestial pole

CDELT1 = -0.000659160986076846 / [deg] X pixel size

CDELT2 = 0.000659626546502201 / [deg] Y pixel size

PC1_1 = 0.999933251303997 / Linear transformation matrix (1, 1)

PC1_2 = -0.0115539143418235 / Linear transformation matrix (1, 2)

PC2_1 = 0.0120529938239087 / Linear transformation matrix (2, 1)

PC2_2 = 0.999927360031658 / 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 = -2.59411263811396E-07

A_1_1 = 2.79779373415157E-10

A_0_2 = -9.90456742923409E-10

A_3_0 = 8.4705869344335E-11

A_2_1 = -3.04918862003216E-11

A_1_2 = -3.90954030148303E-12

A_0_3 = 5.67478334168557E-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 = 8.91415868113519E-08

B_1_1 = -2.67767617570221E-07

B_0_2 = -5.89035941132793E-08

B_3_0 = -1.40643364183344E-10

B_2_1 = 1.45657207961967E-10

B_1_2 = -2.36217405729841E-11

B_0_3 = -2.01833050784025E-11

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

AP_0_0 = 1.01484846752664E-06

AP_1_0 = -2.32983299319756E-10

AP_0_1 = 4.22746414920634E-10

AP_2_0 = 2.59380547338156E-07

AP_1_1 = -2.75474209717763E-10

AP_0_2 = 9.90119534367058E-10

AP_3_0 = -8.45670026299879E-11

AP_2_1 = 3.04928143135306E-11

AP_1_2 = 3.91044177126236E-12

AP_0_3 = -5.67561542204008E-12

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

BP_0_0 = -2.85791530191524E-06

BP_1_0 = 1.504874674822E-09

BP_0_1 = -1.90556515011764E-09

BP_2_0 = -8.90880525674123E-08

BP_1_1 = 2.67749535969441E-07

BP_0_2 = 5.89093048754696E-08

BP_3_0 = 1.40559567587897E-10

BP_2_1 = -1.45525878272462E-10

BP_1_2 = 2.36673747852158E-11

BP_0_3 = 2.01941334739035E-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 = 0.0019664455

CBG-2 = 0.0019664455

CBG-3 = 0.0019664455

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 = '[[202, 668, 1], [267, 597, 1], [339, 597, 1], [309, 555, 1], [381, &'

CONTINUE '525, 1], [21, 669, 1], [93, 669, 1], [165, 699, 1], [237, 699, 1], &'

CONTINUE '[195, 741, 1], [267, 741, 1], [21, 597, 1], [125, 449, 1], [36, &'

CONTINUE '396, 1], [93, 411, 1], [165, 411, 1], [237, 411, 1], [267, 339, &'

CONTINUE '1], [93, 483, 1], [76, 89, 1], [51, 21, 1], [123, 21, 1], [165, &'

CONTINUE '51, 1], [21, 93, 1], [93, 93, 1], [165, 93, 1], [267, 123, 1], &'

CONTINUE '[309, 123, 1], [411, 93, 1], [483, 93, 1], [483, 195, 1], [309, &'

CONTINUE '51, 1], [267, 165, 1], [787, 127, 1], [771, 123, 1], [741, 165, &'

CONTINUE '1], [828, 180, 1], [900, 180, 1], [987, 165, 1], [987, 123, 1], &'

CONTINUE '[1059, 93, 1], [987, 21, 1], [1059, 51, 1], [813, 267, 1], [974, &'

CONTINUE '273, 1], [915, 267, 1], [987, 237, 1], [1029, 267, 1], [1044, 324, &'

CONTINUE '1], [1044, 180, 1], [650, 48, 1], [699, 21, 1], [741, 51, 1], &'

CONTINUE '[627, 123, 1], [699, 93, 1], [699, 165, 1], [92, 231, 1], [21, &'

CONTINUE '195, 1], [108, 180, 1], [195, 165, 1], [51, 267, 1], [123, 237, &'

CONTINUE '1], [324, 387, 1], [339, 411, 1], [381, 411, 1], [468, 396, 1], &'

CONTINUE '[195, 483, 1], [237, 453, 1], [324, 468, 1], [396, 468, 1], [453, &'

CONTINUE '453, 1], [525, 453, 1], [627, 453, 1], [669, 453, 1], [699, 525, &'

CONTINUE '1], [741, 555, 1], [843, 525, 1], [699, 597, 1], [771, 597, 1], &'

CONTINUE '[828, 612, 1], [123, 555, 1], [165, 525, 1], [237, 525, 1], [468, &'

CONTINUE '324, 1], [159, 1073, 1], [51, 1059, 1], [108, 1044, 1], [237, &'

CONTINUE '1059, 1], [169.9674267100977, 1006.9055374592834, 1.0], &'

CONTINUE '[207.4918566775243, 1012.1172638436482, 1.0], [160, 1236, 1], &'

CONTINUE '[123, 1275, 1], [165, 1275, 1], [132, 1410, 1], [51, 1389, 1], &'

CONTINUE '[123, 1419, 1], [195, 1389, 1], [267, 1419, 1], [180, 1476, 1], &'

CONTINUE '[267, 1461, 1], [249.1856677524429, 1365.4723127035832, 1.0], &'

CONTINUE '[123, 1347, 1], [165, 1317, 1], [237, 1317, 1], [237, 1245, 1], &'

CONTINUE '[284.62540716612375, 1284.169381107492, 1.0], [1035.1140065146578, &'

CONTINUE '1055.8957654723126, 1.0], [930.8794788273617, 1076.742671009772, &'

CONTINUE '1.0], [800.586319218241, 928.7296416938111, 1.0], [813, 1131, 1], &'

CONTINUE '[1044.4951140065145, 1145.5374592833875, 1.0], &'

CONTINUE '[1000.7166123778502, 1087.1661237785015, 1.0], [599, 1266, 1], &'

CONTINUE '[555, 1245, 1], [597, 1275, 1], [627, 1347, 1], [717, 1337, 1], &'

CONTINUE '[699, 1317, 1], [756, 1332, 1], [813, 1317, 1], [699, 1275, 1], &'

CONTINUE '[756.8078175895764, 1235.1791530944627, 1.0], [849.5765472312703, &'

CONTINUE '1245.6026058631924, 1.0], [885, 1275, 1], [764.1042345276874, &'

CONTINUE '1202.8664495114008, 1.0], [813, 1173, 1], [915, 1203, 1], [771, &'

CONTINUE '1389, 1], [915, 1317, 1], [843, 1389, 1], [511, 1504, 1], [411, &'

CONTINUE '1491, 1], [483, 1461, 1], [396, 1404, 1], [468, 1404, 1], [555, &'

CONTINUE '1389, 1], [411, 1347, 1], [453, 1347, 1], [555, 1347, 1], [468, &'

CONTINUE '1260, 1], [453, 1533, 1], [525, 1563, 1], [468, 1015, 1], [468, &'

CONTINUE '972, 1], [525, 987, 1], [453, 1059, 1], [525, 1059, 1], [381, &'

CONTINUE '1131, 1], [468, 1116, 1], [525, 1101, 1], [627, 1131, 1], [704, &'

CONTINUE '734, 1], [699, 699, 1], [771, 669, 1], [699, 741, 1], [771, 771, &'

CONTINUE '1], [843, 741, 1], [741, 813, 1], [843, 843, 1], [671, 793, 1], &'

CONTINUE '[627, 741, 1], [699, 813, 1], [668, 1057, 1], [669, 1059, 1], &'

CONTINUE '[771, 1059, 1], [843, 1059, 1], [843, 957, 1], [714, 1130, 1], &'

CONTINUE '[699, 1131, 1], [771, 1101, 1], [411, 1173, 1], [453, 1173, 1], &'

CONTINUE '[525, 1203, 1], [627, 1203, 1], [669, 1203, 1], [565, 1493, 1], &'

CONTINUE '[627, 1491, 1], [627, 1533, 1], [669, 1563, 1], [612, 1620, 1], &'

CONTINUE '[699, 1605, 1], [771, 1605, 1], [612, 1692, 1], [699, 1707, 1], &'

CONTINUE '[771, 1707, 1], [627, 1779, 1], [669, 1779, 1], [771, 1749, 1], &'

CONTINUE '[483, 1851, 1], [555, 1851, 1], [627, 1821, 1], [669, 1851, 1], &'

CONTINUE '[525, 1893, 1], [612, 1908, 1], [699, 1893, 1], [627, 1419, 1], &'

CONTINUE '[739, 1496, 1], [684, 1476, 1], [756, 1476, 1], [813, 1491, 1], &'

CONTINUE '[771, 1563, 1], [828, 1548, 1], [1027, 1384, 1], [987, 1347, 1], &'

CONTINUE '[1029, 1317, 1], [987, 1419, 1], [1059, 1389, 1], [987, 1491, 1], &'

CONTINUE '[1029, 1491, 1], [987, 1275, 1], [1059, 1275, 1], [987, 1203, 1], &'

CONTINUE '[1029, 1203, 1], [1059, 1101, 1], [912, 1522, 1], [915, 1491, 1], &'

CONTINUE '[915, 1533, 1], [947, 1606, 1], [987, 1563, 1], [1059, 1563, 1], &'

CONTINUE '[987, 1635, 1], [1044, 1620, 1], [987, 1677, 1], [1042, 1687, 1], &'

CONTINUE '[1059, 1677, 1], [987, 1779, 1], [1029, 1749, 1], [20, 1704, 1], &'

CONTINUE '[36, 1692, 1], [93, 1729, 1], [51, 1749, 1], [93, 1749, 1], [21, &'

CONTINUE '1821, 1], [108, 1836, 1], [51, 1893, 1], [93, 1893, 1], [195, &'

CONTINUE '1893, 1], [476, 542, 1], [453, 525, 1], [540, 540, 1], [627, 525, &'

CONTINUE '1], [864, 390, 1], [843, 381, 1], [915, 411, 1], [987, 411, 1], &'

CONTINUE '[1044, 396, 1], [843, 453, 1], [915, 453, 1], [957, 483, 1], &'

CONTINUE '[1029, 483, 1], [875, 457, 1], [885, 509, 1], [1044, 540, 1], &'

CONTINUE '[741, 411, 1], [669, 339, 1], [756, 324, 1], [843, 339, 1], [957, &'

CONTINUE '618, 1], [900, 612, 1], [972, 612, 1], [1029, 627, 1], [885, 669, &'

CONTINUE '1], [987, 669, 1], [1029, 699, 1], [987, 525, 1], [920, 703, 1], &'

CONTINUE '[915, 741, 1], [957, 771, 1], [1003, 872, 1], [987, 843, 1], &'

CONTINUE '[1059, 813, 1], [1044, 900, 1], [941, 927, 1], [915, 885, 1]]'

END

 

Done