Query Beijing-Arizona Sky Survey DR2 gradd

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Position Constraints

Rectangle min ra dec (max 10 square degrees)
max ra dec
Cone center ra dec radiusarcsec
solve name:
Proximity list of ra,dec[,radius] (max 100 obj)
 Default radius
arcsec
or Upload File (Sample)
None No position constraint
 

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column		 name value sample description
minmax
id 76365015375 Object ID
object BASS J163949.49+364740.83 Object name comprised of R.A. and decl. strings
ra_stack 249.956214437 Median right ascension (J2000) derived from single-epoch images
dec_stack 36.7946599834 Median declination (J2000) derived from single-epoch images
x_stack 3378.14854026 X position in stacked images
y_stack 3292.89581674 Y position in stacked images
type_stack 0.846407 Mean SExtractor classification parameter derived from stacked images
typestd_stack 0.0584076 Standard deviation of SExtractor classification parameter derived from stacked images
pa_stack 71.6617 Mean position angle (east through north) derived from stacked images
pastd_stack 21.3774 Standard deviation of position angle (east through north) derived from stacked images
e_stack 0.0696759 Mean ellipticity derived from stacked images
estd_stack 0.027291 Standard deviation of ellipticity derived from stacked images
ra 249.956220262 Median right ascension (J2000) derived from single-epoch images
dec 36.7946747013 Median declination (J2000) derived from single-epoch images
expn 2 Total exposure numbers regardless of filters
ebv 0.0140499 Galactic extinction value from the map of SFD98
ra_g 249.956227158 Median g-band right ascension (J2000) derived from single-epoch images
dec_g 36.794676151 Median g-band declination (J2000) derived from single-epoch images
mjd_mean_g 57902.41354 Mean g-band modified Julian day (minus 2400000)
mjd_min_g 57902.41354 Minimum g-band modified Julian day (minus 2400000)
mjd_max_g 57902.41354 Minimum g-band modified Julian day (minus 2400000)
expn_g 1 Exposure numbers in g band
exptime_g 98.0 total exposure time in g band
seeing_g 1.5232 Equivalant average seeing in g band
skyb_g 22.2116 Equivalant sky background in g band
zpt_g 25.8144 Equivalent zeropoint in g band
depth_point_g 23.7735 Estimated depth for 5σ point sources in g band
depth_extend_g 23.5665 Estimated depth for 5σ extended sources in g band
seeing_mean_g 1.5232 Mean seeing in g band
seeing_min_g 1.5232 Minimum seeing in g band
seeing_max_g 1.5232 Maximum seeing in g band
mag_auto_g 22.8104 SExtractor Mag_Auto for g-band stacked images
magerr_auto_g 0.274976 SExtractor MagErr_Auto for g-band stacked images
fwhm_iso_g 0.000347718 Average isphotal FWHM in g band
fwhmstd_iso_g 0.0 Standard deviation of ISO FWHM in g band
flag_iso_g 0 Flag for ISO magnitude in g band
a_g 0.000255635 Error-weighted major axis length of 1σ ellipse in g band
aerr_g 2.86947e-05 Error-weighted major axis length of 1σ ellipse in r band
astd_g 0.0 Standard error of major axis length of 1σ ellipse in g band
b_g 0.000237638 Error-weighted minor axis length of 1σ ellipse in g band
berr_g 2.56323e-05 Error-weighted minor axis length of 1σ ellipse in r band
bstd_g 0.0 Standard error of minor axis length of 1σ ellipse in g band
e_g 0.0704023 Error-weighted ellipticity of 1σ ellipse in g band
eerr_g 0.144714 Error-weighted ellipticity of 1σ ellipse in r band
estd_g 0.0 Standard error of ellipticity of 1σ ellipse in g band
pa_g 171.03 Error-weighted position angle of 1σ ellipse in g band
paerr_g 1.10872 Error-weighted position angle of 1σ ellipse in r band
pastd_g 0.0 Standard error of position angle of 1σ ellipse in g band
radius_kron_g 0.000862652 Error-weighted Kron radius in g band
radiusstd_kron_g 0.0 Standard Error of Kron radius in g band
mag_iso_g 22.7234 Error-weighted Isophotal magnitude in g band
magerr_iso_g 0.148158 Isophotal magnitude error in g band
magstd_iso_g 0.148158 Standard error of isophotal magnitude in g band
mag_kron_g 22.8031 Error-weighted Kron magnitude in g band
magerr_kron_g 0.221448 Kron magnitude error in g band
magstd_kron_g 0.221448 Standard error of Kron magnitude in g band
mag_aper_g_1 22.7909 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_2 22.7285 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_3 22.7887 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_4 22.7968 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_5 22.7306 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_6 22.6804 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_7 22.5186 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_8 22.7046 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_9 23.2808 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_10 22.8941 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_11 99.0 Error-weighted aperture manigtudes (12 apertures) in g band
mag_aper_g_12 99.0 Error-weighted aperture manigtudes (12 apertures) in g band
magerr_aper_g_1 0.119495 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_2 0.134297 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_3 0.165138 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_4 0.19771 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_5 0.240275 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_6 0.282888 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_7 0.31374 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_8 0.455464 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_9 0.964042 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_10 0.839544 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_11 99.0 Aperture manigtude errors (12 apertures) in g band
magerr_aper_g_12 99.0 Aperture manigtude errors (12 apertures) in g band
magstd_aper_g_1 0.119495 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_2 0.134297 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_3 0.165138 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_4 0.19771 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_5 0.240275 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_6 0.282888 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_7 0.31374 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_8 0.455464 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_9 0.964042 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_10 0.839544 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_11 99.0 Standard errors of aperture magnitudes (12 apertures) in g band
magstd_aper_g_12 99.0 Standard errors of aperture magnitudes (12 apertures) in g band
flag_aper_g_1 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_2 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_3 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_4 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_5 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_6 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_7 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_8 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_9 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_10 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_11 0 Flags for aperture magnitudes (12 apertures) in g band
flag_aper_g_12 0 Flags for aperture magnitudes (12 apertures) in g band
mag_psf_g 22.6706 Error-weighted PSF magnitude in g band
magerr_psf_g 0.090484 PSF magnitude error in g band
magstd_psf_g 0.090484 Standard error of PSF magnitude in g band
chi2_psf_g 70.5295 χ² of PSF fitting in g band
dof_psf_g 68.0 Degree of freedom for χ² Fitting in g band
flag_model_g 0 Flag for PSF manigtude in g band
ra_r 249.956213366 Median r-band right ascension (J2000) derived from single-epoch images
dec_r 36.7946732517 Median r-band declination (J2000) derived from single-epoch images
mjd_mean_r 57481.39464 Mean r-band modified Julian day (minus 2400000)
mjd_min_r 57481.39464 Minimum r-band modified Julian day (minus 2400000)
mjd_max_r 57481.39464 Minimum r-band modified Julian day (minus 2400000)
expn_r 1 Exposure numbers in r band
exptime_r 57.6 Total exposure time in r band
seeing_r 1.4817 Equivalant average seeing in r band
skyb_r 21.2912 Equivalant sky background in r band
zpt_r 25.8553 Equivalent zeropoint in r band
depth_point_r 23.1128 Estimated depth for 5σ point sources in r band
depth_extend_r 22.8972 Estimated depth for 5σ extended sources in r band
seeing_mean_r 1.4817 Mean seeing in r band
seeing_min_r 1.4817 Minimum seeing in r band
seeing_max_r 1.4817 Maximum seeing in r band
mag_auto_r 21.6685 SExtractor Mag_Auto for r-band stacked images
magerr_auto_r 0.172217 SExtractor MagErr_Auto for r-band stacked images
fwhm_iso_r 0.000375619 Average isophotal FWHM in r band
fwhmstd_iso_r 0.0 Standard deviation of ISO FWHM in r band
flag_iso_r 0 Flag for ISO magnitude in r band
a_r 0.000261833 Error-weighted major axis length of 1σ ellipse in r band
aerr_r 2.5556e-05 Error of major axis length of 1σ ellipse in r band
astd_r 0.0 Standard error of major axis length of 1σ ellipse in r band
b_r 0.000247821 Error-weighted minor axis length of 1σ ellipse in r band
berr_r 2.23996e-05 Error of minor axis length of 1σ ellipse in r band
bstd_r 0.0 Standard error of minor axis length of 1σ ellipse in r band
e_r 0.0535136 Error-weighted ellipticity of 1σ ellipse in r band
eerr_r 0.125909 Ellipticity error of 1σ ellipse in r band
estd_r 0.0 Standard error of ellipticity of 1σ ellipse in r band
pa_r 48.9974 Error-weighted position angle of 1σ ellipse in r band
paerr_r 3.25598 Error of position angle of 1σ ellipse in r band
pastd_r 0.0 Standard error of position angle of 1σ ellipse in r band
radius_kron_r 0.000891557 Error-weighted Kron radius in r band
radiusstd_kron_r 0.0 Standard Error of Kron radius in r band
mag_iso_r 21.6248 Error-weighted Isophotal magnitude in r band
magerr_iso_r 0.113756 Isophotal magnitude error in r band
magstd_iso_r 0.113756 Standard error of isophotal magnitude in r band
mag_kron_r 21.5653 Error-weighted Kron magnitude in r band
magerr_kron_r 0.137761 Kron magnitude error in r band
magstd_kron_r 0.137761 Standard error of Kron magnitude in r band
mag_aper_r_1 21.49 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_2 21.5655 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_3 21.6318 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_4 21.5899 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_5 21.6416 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_6 21.4613 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_7 21.5542 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_8 21.3349 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_9 21.2887 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_10 21.1741 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_11 99.0 Error-weighted aperture manigtudes (12 apertures) in r band
mag_aper_r_12 24.6635 Error-weighted aperture manigtudes (12 apertures) in r band
magerr_aper_r_1 0.0649058 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_2 0.0849195 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_3 0.106421 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_4 0.120859 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_5 0.165855 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_6 0.173934 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_7 0.243131 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_8 0.243661 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_9 0.289978 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_10 0.324643 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_11 99.0 Aperture manigtude errors (12 apertures) in r band
magerr_aper_r_12 12.7589 Aperture manigtude errors (12 apertures) in r band
magstd_aper_r_1 0.0649058 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_2 0.0849195 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_3 0.106421 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_4 0.120859 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_5 0.165855 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_6 0.173934 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_7 0.243131 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_8 0.243661 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_9 0.289978 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_10 0.324643 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_11 99.0 Standard errors of aperture magnitudes (12 apertures) in r band
magstd_aper_r_12 12.7589 Standard errors of aperture magnitudes (12 apertures) in r band
flag_aper_r_1 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_2 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_3 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_4 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_5 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_6 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_7 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_8 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_9 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_10 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_11 0 Flags for aperture magnitudes (12 apertures) in r band
flag_aper_r_12 0 Flags for aperture magnitudes (12 apertures) in r band
mag_psf_r 21.4881 Error-weighted PSF magnitude in r band
magerr_psf_r 0.0508566 PSF magnitude error in r band
magstd_psf_r 0.0508566 Standard error of PSF magnitude in r band
chi2_psf_r 82.3372 χ² of PSF fitting in r band
dof_psf_r 91.0 Degree of freedom for χ² Fitting in r band
flag_model_r 0 Flag for PSF manigtude in r band
ra_z 0.0 Median z-band right ascension (J2000) derived from single-epoch images
dec_z 0.0 Median z-band declination (J2000) derived from single-epoch images
mjd_mean_z 0.0 Mean z-band modified Julian day (minus 2400000)
mjd_min_z 0.0 Minimum z-band modified Julian day (minus 2400000)
mjd_max_z 0.0 Minimum z-band modified Julian day (minus 2400000)
expn_z 0 Exposure numbers in z band
exptime_z 0.0 Total exposure time in z band
seeing_z 0.0 Equivalant average seeing in z band
skyb_z 0.0 Equivalant sky background in z band
zpt_z 0.0 Equivalent zeropoint in z band
depth_point_z 0.0 Estimated depth for 5σ point sources in z band
depth_extend_z 0.0 Estimated depth for 5σ extended sources in z band
seeing_mean_z 0.0 Mean seeing in z band
seeing_min_z 0.0 Minimum seeing in z band
seeing_max_z 0.0 Maximum seeing in z band
mag_auto_z 0.0 SExtractor Mag_Auto for z-band stacked images
magerr_auto_z 0.0 SExtractor MagErr_Auto for z-band stacked images
fwhm_iso_z 0.0 Average isophotal FWHM in z band
fwhmstd_iso_z 0.0 Standard deviation of ISO FWHM in z band
flag_iso_z 0 Flag for ISO magnitude in z band
a_z 0.0 Error-weighted major axis length of 1σ ellipse in z band
aerr_z 0.0 Error of major axis length of 1σ ellipse in z band
astd_z 0.0 Standard error of major axis length of 1σ ellipse in z band
b_z 0.0 Error-weighted minor axis length of 1σ ellipse in z band
berr_z 0.0 Error of minor axis length of 1σ ellipse in z band
bstd_z 0.0 Standard error of minor axis length of 1σ ellipse in z band
e_z 0.0 Error-weighted ellipticity of 1σ ellipse in z band
eerr_z 0.0 Ellipticity error of 1σ ellipse in z band
estd_z 0.0 Standard error of ellipticity of 1σ ellipse in z band
pa_z 0.0 Error-weighted position angle of 1σ ellipse in z band
paerr_z 0.0 Error of position angle of 1σ ellipse in z band
pastd_z 0.0 Standard error of position angle of 1σ ellipse in z band
radius_kron_z 0.0 Error-weighted Kron radius in z band
radiusstd_kron_z 0.0 Standard Error of Kron radius in z band
mag_iso_z 0.0 Error-weighted Isophotal magnitude in z band
magerr_iso_z 0.0 Isophotal magnitude error in z band
magstd_iso_z 0.0 Standard error of isophotal magnitude in z band
mag_kron_z 0.0 Error-weighted Kron magnitude in z band
magerr_kron_z 0.0 Kron magnitude error in z band
magstd_kron_z 0.0 Standard error of Kron magnitude in z band
mag_aper_z_1 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_2 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_3 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_4 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_5 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_6 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_7 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_8 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_9 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_10 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_11 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
mag_aper_z_12 0.0 Error-weighted aperture manigtudes (12 apertures) in z band
magerr_aper_z_1 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_2 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_3 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_4 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_5 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_6 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_7 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_8 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_9 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_10 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_11 0.0 Aperture manigtude errors (12 apertures) in z band
magerr_aper_z_12 0.0 Aperture manigtude errors (12 apertures) in z band
magstd_aper_z_1 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_2 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_3 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_4 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_5 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_6 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_7 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_8 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_9 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_10 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_11 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
magstd_aper_z_12 0.0 Standard errors of aperture magnitudes (12 apertures) in z band
flag_aper_z_1 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_2 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_3 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_4 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_5 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_6 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_7 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_8 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_9 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_10 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_11 0 Flags for aperture magnitudes (12 apertures) in z band
flag_aper_z_12 0 Flags for aperture magnitudes (12 apertures) in z band
mag_psf_z 0.0 Error-weighted PSF magnitude in z band
magerr_psf_z 0.0 PSF magnitude error in z band
magstd_psf_z 0.0 Standard error of PSF magnitude in z band
chi2_psf_z 0.0 χ² of PSF fitting in z band
dof_psf_z 0.0 Degree of freedom for χ² Fitting in z band
flag_model_z 0 Flag for PSF manigtude in z band
phid 2337