Stone Edge FITS Viewer 2026

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Object: 21h39m10.69s557d31m56.11s
Filter: [SII]
Obs Date: 2026-05-15T09:58:07
RA: 21:39:10.69
Dec: 57:31:56.11
Observer: ixchel
Exposure Time: 30

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 109 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 21:39:10.69
DEC 57:31:56.11
EQUINOX 2000
OVER False
HA -04:19:12
AIRMASS 1.42 secant z
RAWRA 21:39:56.43 for pointing
RAWDEC 57:19:32.62 for pointing
DOMEAZ 41.9 degrees
TRAKHA 15.041 arc-sec/second
TRAKDEC 0 arc-sec/second
TELFOCUS 4746 mm
HUMIDITY 76 RH percent
WINDSPEE 2 m/s
WINDDIR 144 true azimuth in degrees
OAT 9.5 outside air temperature (C)
BAROM 1007.6 barometric pressure (mBar)
AMBIENT 10.8 Lower truss North (C)
PRIMARY 12 Primary mirror cell (C)
SECONDAR 10.3 Outside ring (C)
FILTER [SII]
SLIT open
MIRROR open
CRPIX1 1024
CRPIX2 1032
CTYPE1 RA---TAN
CTYPE2 DEC--TAN
CRVAL1 324.794542
CRVAL2 57.532253
EXPTIME 30 ACTUAL exposure time (seconds)
SHUTTER open camera shutter
TIMESYS UTC approximate
DATE-OBS 2026-05-15T09:58:07
UT 09:58:07 shutter opening time
MJD-OBS 61175.4153588 MJD of observation start
MJDHDR 61175.41572977 MJD of header creation
LSTHDR 17:20:42 LST of header creation
IMAGETYP OBJECT
OBJECT 21h39m10.69s557d31m56.11s
PRODTYPE srcextpy Product Type
PIPEVERS 1_3_0beta3 Pipeline Version
FILENAME unknown_sii_30.0s_bin1_260515_095750_dchen10_seo_0_SEP.fits
DATE 2026-05-19T14:08:13
RHALF 3.58260072415061 Mean half-power radius of LTS stars (pixels)
RHALFSTD 0.5590187711372943 std of half-power radii of LTS stars (pixels)
ELONG 1.134178472196119 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 2026-05-19_14:08:10
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_sii_bin1DR_20260213_015558-015754_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_s
HISTORY ii_bin1DR_20260213_015558-015754_chultun_seo_MFLAT.fits
HISTORY Reduced: bdf v0.1 2026-05-19_14:08:13
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 2026-05-19_14:08:13
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