Stone Edge FITS Viewer 2026

Options: Date / Observer List Data Viewer Pipeline Log Help / Manual

Selection:

Date :
Observer :
File : unknown_h-alpha_20.0s_bin1_260701_ _dchen10_seo_0.fits
Pipe Step :
Display :

Download Selected FITS File
View Selected Date/Observer Folder

Info:

Object: 20h12m05.71s338d21m21.51s
Filter: h-alpha
Obs Date: 2026-07-01T06:32:18
RA: 20:11:37.4912
Dec: 38:21:34.241
Observer: ixchel
Exposure Time: 20

Header:

Keyword Value Comment
SIMPLE True conforms to FITS standard
BITPIX -32 array data type
NAXIS 2 number of array dimensions
NAXIS1 2048
NAXIS2 2064
EXTEND True
DEWTEM1 -20 dewar temperature (C)
DETECTOR ProLine_PL230
DOWNTIME 493 time since last read (seconds)
XBIN 1
YBIN 1
PIXSIZE1 15 pixel size for axis 1 (microns)
PIXSIZE2 15 pixel size for axis 2 (microns)
GAIN 0.0 e-/ADU
OBSERVAT StoneEdge
TELESCOP 0.5meter
OBSLONG -122.504 east longitude in degrees
OBSLAT 38.2887 latitude in degrees
ELEVATIO 60 elevation in meters
TELSCALE 51.6 arc-seconds/mm
ROTATOR 84.1 degrees
OBSERVER ixchel
RA 20:11:37.4912
DEC 38:21:34.241
COMMENT Original key: "EQUINOX"
_QUINOX 2000
OVER False
HA -03:13:25
AIRMASS 1.26 secant z
RAWRA 20:12:33.99 for pointing
RAWDEC 38:05:11.98 for pointing
DOMEAZ 74.6 degrees
TRAKHA 15.041 arc-sec/second
TRAKDEC 0 arc-sec/second
TELFOCUS 4748 mm
HUMIDITY 74 RH percent
WINDSPEE 4 m/s
WINDDIR 142 true azimuth in degrees
OAT 14.5 outside air temperature (C)
BAROM 1003 barometric pressure (mBar)
AMBIENT 14.9 Lower truss North (C)
PRIMARY 16.2 Primary mirror cell (C)
SECONDAR 19.1 Outside ring (C)
FILTER h-alpha
SLIT open
MIRROR open
COMMENT Original key: "CRPIX1"
_RPIX1 1024
COMMENT Original key: "CRPIX2"
_RPIX2 1032
COMMENT Original key: "CTYPE1"
_TYPE1 RA---TAN
COMMENT Original key: "CTYPE2"
_TYPE2 DEC--TAN
COMMENT Original key: "CRVAL1"
_RVAL1 303.023792
COMMENT Original key: "CRVAL2"
_RVAL2 38.355975
EXPTIME 20 ACTUAL exposure time (seconds)
SHUTTER open camera shutter
TIMESYS UTC approximate
DATE-OBS 2026-07-01T06:32:18
UT 06:32:18 shutter opening time
MJD-OBS 61222.27243056 MJD of observation start
MJDHDR 61222.2726862 MJD of header creation
LSTHDR 16:59:37 LST of header creation
IMAGETYP OBJECT
OBJECT 20h12m05.71s338d21m21.51s
PRODTYPE astrometrylocal Product Type
PIPEVERS 1_3_0beta3 Pipeline Version
FILENAME unknown_h-alpha_20.0s_bin1_260701_063204_dchen10_seo_0_WCS.fits
DATE 2026-07-01T12:14:31
RHALF 3.70790322134235 Mean half-power radius of LTS stars (pixels)
RHALFSTD 0.7166543423069228 std of half-power radii of LTS stars (pixels)
ELONG 1.261538140766721 Mean elongation ratio of accepted sources
ETHRESH 5.0 Extraction threshold for SEP_objects table
EXTNAME PRIMARY IMAGE ID of the HDU
HISTORY Reduced: addkeys v0.1 2026-07-01_12:14:04
HISTORY addkeys: filternames=['u-band', 'g-band', 'i-band', 'r-band', 'z-band',
HISTORY 'h-alpha', 'clear']
HISTORY addkeys: keystocopy=['OBSERVER', 'OBJECT', 'FILTER', 'GAIN', 'RA', 'DEC
HISTORY ', 'DATE-OBS']
HISTORY addkeys: keystodelete=['PC1_1', 'PC1_2', 'PC2_2', 'PC2_1']
HISTORY CONFIG: /data/scripts/pipeline/config/pipeconf_SEO.txt
HISTORY bdf: Best biasfile = meanbias_h-alpha_0.001s_bin1_251204_053503-054037_r
HISTORY ohangupta_seo_MBIAS.fits
HISTORY bdf: Best darkfile = meandark_h-alpha_64.0s_bin1_20260206_015616-020640_
HISTORY chultun_seo_MDARK.fits
HISTORY bdf: Best flat = /data/images/StoneEdge/0.5meter/2026/MastersCCD260415/F
HISTORY lat/mflat_h-alpha_bin1DR_20260213_015338-015527_chultun_seo_MFLAT.fits
HISTORY BIAS: /data/images/StoneEdge/0.5meter/2026/MastersCCD260415/Bias/meanbia
HISTORY s_h-alpha_0.001s_bin1_251204_053503-054037_rohangupta_seo_MBIAS.fits
HISTORY DARK: /data/images/StoneEdge/0.5meter/2026/MastersCCD260415/Dark/meandar
HISTORY k_h-alpha_64.0s_bin1_20260206_015616-020640_chultun_seo_MDARK.fits
HISTORY FLAT: /data/images/StoneEdge/0.5meter/2026/MastersCCD260415/Flat/mflat_h
HISTORY -alpha_bin1DR_20260213_015338-015527_chultun_seo_MFLAT.fits
HISTORY Reduced: bdf v0.1 2026-07-01_12:14:06
HISTORY bdf: reload=True
HISTORY bdf: remove_cosmics=True
HISTORY bdf: psffwhm=5.0
HISTORY bdf: fsmode=convolve
HISTORY bdf: cleantype=medmask
HISTORY bdf: biasfile=$MASTER_BDF_FOLDER/Bias/*.fits
HISTORY bdf: bkupbias=
HISTORY bdf: biasfitkeys=['NAXIS1', 'XBIN', 'DATE-OBS']
HISTORY bdf: daterange=0.5
HISTORY bdf: darkfile=$MASTER_BDF_FOLDER/Dark/*.fits
HISTORY bdf: bkupdark=
HISTORY bdf: darkfitkeys=['NAXIS1', 'XBIN', 'EXPTIME', 'DATE-OBS']
HISTORY bdf: flatfile=$MASTER_BDF_FOLDER/Flat/*.fits
HISTORY bdf: bkupflat=
HISTORY bdf: flatfitkeys=['NAXIS1', 'XBIN', 'FILTER', 'DATE-OBS']
HISTORY PipeMode = seo_server_ccd
HISTORY Reduced: srcextpy v0.1 2026-07-01_12:14:07
HISTORY srcextpy: sourcetable=True
HISTORY srcextpy: sourcetableformat=csv
HISTORY srcextpy: bkg_maskthreshold=0.0
HISTORY srcextpy: bkg_wh=[16, 16]
HISTORY srcextpy: bkg_filterwh=[3, 3]
HISTORY srcextpy: bkg_fthreshold=0.0
HISTORY srcextpy: ext_thresh=5.0
HISTORY srcextpy: ext_bfactor=10.0
HISTORY srcextpy: ext_deblend=256
HISTORY srcextpy: phot_kronf=2.5
HISTORY srcextpy: save_background=True
COMMENT Original key: "END"
COMMENT
COMMENT --Start of Astrometry.net WCS solution--
COMMENT --Put in by the new-wcs program--
COMMENT
WCSAXES 2 no comment
CTYPE1 RA---TAN-SIP TAN (gnomic) projection + SIP distortions
CTYPE2 DEC--TAN-SIP TAN (gnomic) projection + SIP distortions
EQUINOX 2000.0 Equatorial coordinates definition (yr)
LONPOLE 180.0 no comment
LATPOLE 0.0 no comment
CRVAL1 302.9062133476617 RA of reference point
CRVAL2 38.35951138861903 DEC of reference point
CRPIX1 1024.0 X reference pixel
CRPIX2 1032.0 Y reference pixel
CUNIT1 deg X pixel scale units
CUNIT2 deg Y pixel scale units
CD1_1 -0.00021466498285 Transformation matrix
CD1_2 -1.22230746621e-05 no comment
CD2_1 1.21621454155e-05 no comment
CD2_2 -0.000214560209424 no comment
IMAGEW 2048 Image width, in pixels.
IMAGEH 2064 Image height, in pixels.
A_ORDER 2 Polynomial order, axis 1
A_0_0 0 no comment
A_0_1 0 no comment
A_0_2 2.34893584992e-07 no comment
A_1_0 0 no comment
A_1_1 -3.04713312842e-07 no comment
A_2_0 -4.48380846587e-07 no comment
B_ORDER 2 Polynomial order, axis 2
B_0_0 0 no comment
B_0_1 0 no comment
B_0_2 -1.00454066793e-06 no comment
B_1_0 0 no comment
B_1_1 -1.53629142186e-07 no comment
B_2_0 -2.86069058356e-07 no comment
AP_ORDER 2 Inv polynomial order, axis 1
AP_0_0 1.01814350432e-08 no comment
AP_0_1 -2.50278394494e-07 no comment
AP_0_2 -2.34892631526e-07 no comment
AP_1_0 3.72625252241e-07 no comment
AP_1_1 3.04712721076e-07 no comment
AP_2_0 4.48379786534e-07 no comment
BP_ORDER 2 Inv polynomial order, axis 2
BP_0_0 1.8196218884e-06 no comment
BP_0_1 1.66636773221e-06 no comment
BP_0_2 1.00453652222e-06 no comment
BP_1_0 3.44245393609e-07 no comment
BP_1_1 1.5362773688e-07 no comment
BP_2_0 2.86068221294e-07 no comment
HISTORY Created by the Astrometry.net suite.
HISTORY For more details, see http://astrometry.net.
HISTORY Git URL https://github.com/dstndstn/astrometry.net
HISTORY Git revision 0.70
HISTORY Git date Wed_Dec_7_11:52:34_2016_-0500
HISTORY This WCS header was created by the program "blind".
HISTORY Astrometry.Net: At downsample = 4, search took 204 seconds
HISTORY Astrometry: Paramopts = Downsample=4 Paramopts=--guess-sc
HISTORY Reduced: astrometrylocal v0.2 2026-07-01_12:14:31
HISTORY astrometrylocal: astrocmd=/data/scripts/astrometry/install/bin/solve-fi
HISTORY eld --no-verify --crpix-center --no-plots --overwrite --continue
HISTORY --index-xyls none --axy none --temp-axy --solved none --m
HISTORY atch none --rdls none --corr none --scale-units arcsecperpix
HISTORY --cpulimit 300 --scale-low 0.5 --scale-high 2.0 --sort-column FLUX %s --
HISTORY out %s
HISTORY astrometrylocal: verbose=True
HISTORY astrometrylocal: delete_temp=True
HISTORY astrometrylocal: downsample=[4, 2, 6, 8, 10]
HISTORY astrometrylocal: paramoptions=['--guess-scale', '--scale-low 0.5 --scal
HISTORY e-high 2.0 --sort-column FLUX']
HISTORY astrometrylocal: timeout=120
HISTORY astrometrylocal: ra=
HISTORY astrometrylocal: dec=
HISTORY astrometrylocal: searchradius=5
COMMENT Original WCS key: "DATE"
_ATE 2026-07-01T12:14:31 Date this file was created.
COMMENT -- blind solver parameters: --
COMMENT Index(0):
COMMENT /data/scripts/astrometry/install/data/index-4207-03.fits
COMMENT Index(1):
COMMENT /data/scripts/astrometry/install/data/index-4201-13.fits
COMMENT Field name: /tmp/tmp.axy.rr4MuP
COMMENT Field scale lower: 0.5 arcsec/pixel
COMMENT Field scale upper: 2 arcsec/pixel
COMMENT X col name: X
COMMENT Y col name: Y
COMMENT Start obj: 140
COMMENT End obj: 150
COMMENT Solved_in: (null)
COMMENT Solved_out: (null)
COMMENT Solvedserver: (null)
COMMENT Parity: 2
COMMENT Codetol: 0.01
COMMENT Verify pixels: 1 pix
COMMENT Maxquads: 0
COMMENT Maxmatches: 0
COMMENT Cpu limit: 300.000000 s
COMMENT Time limit: 0 s
COMMENT Total time limit: 0 s
COMMENT Total CPU limit: 300.000000 s
COMMENT Tweak: yes
COMMENT Tweak AB order: 2
COMMENT Tweak ABP order: 2
COMMENT --
COMMENT -- properties of the matching quad: --
COMMENT index id: 4201
COMMENT index healpix: 13
COMMENT index hpnside: 2
COMMENT log odds: 331.665
COMMENT odds: 1.09709e+144
COMMENT quadno: 6126286
COMMENT stars: 1623178,1623174,1623186,1623175
COMMENT field: 69,141,63,22
COMMENT code error: 0.00525063
COMMENT nmatch: 224
COMMENT nconflict: 0
COMMENT nfield: 299
COMMENT nindex: 883
COMMENT scale: 0.773851 arcsec/pix
COMMENT parity: 1
COMMENT quads tried: 206
COMMENT quads matched: 198
COMMENT quads verified: 14
COMMENT objs tried: 142
COMMENT cpu time: 0.013997
COMMENT --
COMMENT
COMMENT --End of Astrometry.net WCS--
COMMENT --(Put in by the new-wcs program)--
COMMENT