Project

General

Profile

SV Catalog Format

# Image Quality Catalog
# Includes all DES and COSMOS object exposures from February 2013 (starting with exposure 174311) with exposure time >= 20.0 
seconds
#
# Convention: -99999 indicated missing or unavailable information
#
# Catalog Fields:
# [0]     expid         int     Exposure ID
# [1]     date-obs      str     Start of exposure (UTC)
# [2]     propid        str     Proposal ID  (CP images are included)
# [3]     guider        int     Guider status (0: not used,1: used, 2: used, lost a star, 3: used, lost all stars)
# [4]     filter        str     u, g, r, i, z, or Y
# [5]     exptime       float   actual exposure time in seconds
# [6]     airmass       float   Airmass
# [7]     telra         float   Mount RA position in float degrees
# [8]     teldec        float   Mount DEC position in float degrees
# [9]     ha            float   Hour Angle (float degrees)
# [10]    az            float   Azimuth (float degrees)
# [11]    zd            float   Zenith Distance (float degrees)
# [12]    telfocus      float   Hexapod z
# [13]    aos           bool    True if AOS data (donuts) available
# [14]    fadz          float   Focus&Alignment delta Z
# [15]    airmass2      float   Airmass again (same as [6]
# [16]    domelow       float   Dome temperature near floor [degrees C]
# [17]    msurtemp      float   Average mirror surface temperature [degrees C]
# [18]    windspd       float   Wind Speed [km/h]
# [19]    winddir       float   Wind Direction (not working) [degrees C]
# [20]    mairtemp      float   Air temperature near mirror [degrees C]
# [21]    gx            float   guider centroid mean in x (dec)
# [22]    gy            float   guider centroid mean in y (RA)
# [23]    gmaxx         float   guider max. correction in x (dec)
# [24]    gmaxy         float   guider max. correction in y (RA)
# [25]    gxx           float   Variance of guider corrections (x) 1/N Sum(x_i -x_mean)^2
# [26]    gyy           float   Variance of guider corrections (y) 1/N Sum(y_i -y_mean)^2
# [27]    gxy           float   cross correlation 1/N Sum((x_i - x_meand)*(y_i -y_mean)
# [28]    jumpx         float   Guider jump in x (dec) for which (x_i - x_i-2)^2 + (y_i - y_i-2)^2 is max.
# [29]    jumpy         float   Guider jump in y (RA) for which (x_i - x_i-2)^2 + (y_i - y_i-2)^2 is max.
# [30]    autocorx      float   Amplitude of first peak in guider auto correlation (x) after zero lag
# [31]    autocory      float   Amplitude of first peak in guider auto correlation (y) after zero lag
# [32]    dodx          float   Donut corrextion (dx)
# [33]    dody          float   Donut corrextion (dy)
# [34]    doyt          float   Donut corrextion (yt)
# [35]    z5delta       float   Donut Zernike (Z5 delta)
# [36]    z5thetax      float   Donut Zernike (Z5 theta x)
# [37]    z5thetay      float   Donut Zernike (Z5 theta x)
# [38]    z6delta       float   Donut Zernike (Z6 delta)
# [39]    z6theta       float   Donut Zernike (Z6 theta)
# [40]    z6thetax      float   Donut Zernike (Z6 theta x)
# [41]    z6thetay      float   Donut Zernike (Z6 theta y)
# [42]    z7delta       float   Donut Zernike (Z7 delta)
# [43]    z8delta       float   Donut Zernike (Z8 delta)
# [44]    r50           float   PSF flux radius [arcsec]
# [45]    whk           float   PSF whiskers [arcsec]
# [46]    whkrms        float   PSF whiskers rms [arcsec]
# [47]    PA            float   PSF position angle [degrees]
# [48]    fwhm_world    float   PSF fwhm [arcsec]
# [49]    scampchi      float   FirstCut chi value of the scamp fit
# [50]    elliptic      float   FirstCut median over 62 CCDs of sextractor's median ellipticity on each chip
# [51]    scampnum      int     FirstCut number of objects used by scamp to fit astrometry
# [52]    skysigma      float   FirstCut median over 62 CCDs of sextractor's sky brightness std. dev. on each chip
# [53]    fwhm          float   FirstCut median over 62 CCDs of sextractor's median FWHM on each chip
# [54]    skybrite      float   FirstCut median over 62 CCDs of sextractor's sky brightness on each chip
# [54]    r50S          float   r50 (E. Suchyta)
# [55]    r50ih         float   r50 from Image Health [arcsec]
# [55]    fwhmif        float   fwhm from Image Health [arcsec]
# [56]    e1            float   e1 ellipticity component from Image Health
# [57]    e2            float   e2 ellipticity component from Image Health
# [58]    ellipticity   float   ellipticity from Image Health
# [59]    ixx           float   flux 2nd moment [arsec2]
# [60]    iyy           float   flux 2nd moment [arsec2]
# [61]    ixy           float   flux 2nd moment [arsec2]
# [62]    w1            float   w1 whisker component [arsec]
# [63]    w2            float   w2 whisker component [arsec]
# [64]    whisker       float   whisker [arsec]
# [65]    whisker_rms   float   whisker variation (rms) [arsec]
# [66]    angle         float   whisker angle [rad]
# [67]    nstars        float   Number of stars used by image health
# [68]    tcs_dec_mean    float   Mean declination over entire exposure
# [69]    tcs_dec_mean_f2    float   Mean declination over first 2 seconds
# [70]    tcs_dec_mean_f20 float  Mean declination over first 20 seconds
# [71]    tcs_dec_mean_p5    float   Mean declination over 5 seconds before shutter opens
# [72]    tcs_dec_mean_s20  float Mean declination over seconds 20 seconds
# [73]    tcs_dec_mean_t20  float Mean declination over third 30 seconds
# [74]    tcs_dec_std    float   RMS/STD declination over entire exposure
# [75]    tcs_dec_std_f2    float   RMS/STD declination over first 2 seconds
# [76]    tcs_dec_std_f20    float   RMS/STD declination over first 20 seconds
# [78]    tcs_dec_std_p5    float   RMS/STD declination over 5 seconds before shutter opens
# [79]    tcs_dec_std_s20    float   RMS/STD declination over seconds 20 seconds
# [80]    tcs_dec_std_t20    float   RMS/STD declination over third 20 seconds
# [81]    tcs_e1            float   e1=xx-yy
# [82]    tcs_e2            float   e2=2xy
# [83]    tcs_ellip    float   sqrt(ellip2)
# [84]    tcs_ellip2    float   sqrt(e1^2 + e2^2)
# [85]    tcs_exptime    float   exposure time, duplicate from other table entries
# [86]    tcs_ge1            float   same as e1 except from raw guider data
# [87]    tcs_ge2            float   same as e2 except from raw guider data
# [88]    tcs_gellip    float   same as ellip except from raw guider data
# [89]    tcs_gellip2    float   same as eliip2 except from raw guider data
# [90]    tcs_gxx            float   same as xx except from raw guider data
# [91]    tcs_gxy            float   same as xy except from raw guider data
# [92]    tcs_gyy            float   same as yy except from raw guider data
# [93]    tcs_ha_mean    float   Mean HA over entire exposure
# [94]    tcs_ha_mean_f2    float   Mean HA over first 2 seconds
# [95]    tcs_ha_mean_f20    float   Mean HA over first 20 seconds
# [96]    tcs_ha_mean_p5    float   Mean HA over 5 seconds before shutter opens
# [97]    tcs_ha_mean_s20    float   Mean HA over second 20 seconds
# [98]    tcs_ha_mean_t20    float   Mean HA over third 20 seconds
# [99]    tcs_ha_std    float   RMS/STD HA over entire exposure
# [100]    tcs_ha_std_f2    float   RMS/STD HA over first two seconds
# [101]    tcs_ha_std_f20    float   RMS/STD HA over first 20 seconds
# [102]    tcs_ha_std_p5    float   RMS/STD HA over 5 seconds before shutter opens
# [103]    tcs_ha_std_s20    float   RMS/STD HA over second 20 seconds
# [104]    tcs_ha_std_t20    float   RMS/STD HA over third 20 seconds
# [105]    tcs_mjd            float   modified julian day start time of exposure.
# [106]    tcs_xx            float   xx moment of TCS HA
# [107]    tcs_xy            float   xy moment of TCS HA/dec
# [108]    tcs_yy            float   yy moment of TCS dec
#expid, date-obs, propid, program, guider, filter, exptime, airmass, telra, teldec, ha, az, zd, focus, aos, fadz, airmass, do
melow, msurtemp, windspd, winddir, mairtemp, gx, gy, gmaxx, gmaxy, gxx, gyy, gxy, jumpx, jumpy, autocorx, autocory,dodx,dody,
doyt,z5delta,z5thetax,z5deltay,z6delta,z6theta,z6thetax,z6thetay,z7delta,z8delta,r50,whk,whkrms,PA, fwhm_world, scampchi, ell
iptic, scampnum, skysigma, fwhm, skybrite, r50s, r50ih,fwhmih,e1,e2,ellipticity,ixx,iyy,ixy,w1,w2,whisker,whisker_rms,angle,n
stars, tcs_dec_mean, tcs_dec_mean_f2, tcs_dec_mean_f20, tcs_dec_mean_p5, tcs_dec_mean_s20, tcs_dec_mean_t20, tcs_dec_std, tcs
_dec_std_f2, tcs_dec_std_f20, tcs_dec_std_p5, tcs_dec_std_s20, tcs_dec_std_t20, tcs_e1, tcs_e2, tcs_ellip, tcs_ellip2, tcs_ex
ptime, tcs_ge1, tcs_ge2, tcs_gellip, tcs_gellip2, tcs_gxx, tcs_gxy, tcs_gyy, tcs_ha_mean, tcs_ha_mean_f2, tcs_ha_mean_f20, tc
s_ha_mean_p5, tcs_ha_mean_s20, tcs_ha_mean_t20, tcs_ha_std, tcs_ha_std_f2, tcs_ha_std_f20, tcs_ha_std_p5, tcs_ha_std_s20, tcs
_ha_std_t20, tcs_mjd, tcs_xx, tcs_xy, tcs_yy