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Glossary of WSA attributes
This Glossary alphabetically lists all attributes used in the SSA database(s) held in the WSA. If you would like to have more information about the schema tables please use the SSA Schema Browser (other Browser versions).

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

J
Name	Schema Table	Database	Description	Type	Length	Unit	Default Value	Unified Content Descriptor
j_2mrat	twomass_scn	2MASS	J-band average 2nd image moment ratio.	real	4			FIT_PARAM_VALUE
j_5sig_ba	twomass_xsc	2MASS	J minor/major axis ratio fit to the 5-sigma isophote.	real	4			PHYS_AXIS-RATIO
j_5sig_phi	twomass_xsc	2MASS	J angle to 5-sigma major axis (E of N).	smallint	2	degrees		ERROR
j_5surf	twomass_xsc	2MASS	J central surface brightness (r<=5).	real	4	mag		PHOT_SB_GENERAL
j_ba	twomass_xsc	2MASS	J minor/major axis ratio fit to the 3-sigma isophote.	real	4			PHYS_AXIS-RATIO
j_back	twomass_xsc	2MASS	J coadd median background.	real	4			CODE_MISC
j_bisym_chi	twomass_xsc	2MASS	J bi-symmetric cross-correlation chi.	real	4			FIT_PARAM_VALUE
j_bisym_rat	twomass_xsc	2MASS	J bi-symmetric flux ratio.	real	4			PHOT_FLUX_RATIO
j_bndg_amp	twomass_xsc	2MASS	J banding maximum FT amplitude on this side of coadd.	real	4	DN		FIT_PARAM_VALUE
j_bndg_per	twomass_xsc	2MASS	J banding Fourier Transf. period on this side of coadd.	int	4	arcsec		FIT_PARAM_VALUE
j_chif_ellf	twomass_xsc	2MASS	J % chi-fraction for elliptical fit to 3-sig isophote.	real	4			FIT_PARAM_VALUE
j_cmsig	twomass_psc	2MASS	Corrected photometric uncertainty for the default J-band magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_con_indx	twomass_xsc	2MASS	J concentration index r_75%/r_25%.	real	4			PHYS_CONCENT_INDEX
j_d_area	twomass_xsc	2MASS	J 5-sigma to 3-sigma differential area.	smallint	2			FIT_RESIDUAL
j_flg_10	twomass_xsc	2MASS	J confusion flag for 10 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_15	twomass_xsc	2MASS	J confusion flag for 15 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_20	twomass_xsc	2MASS	J confusion flag for 20 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_25	twomass_xsc	2MASS	J confusion flag for 25 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_30	twomass_xsc	2MASS	J confusion flag for 30 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_40	twomass_xsc	2MASS	J confusion flag for 40 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_5	twomass_xsc	2MASS	J confusion flag for 5 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_50	twomass_xsc	2MASS	J confusion flag for 50 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_60	twomass_xsc	2MASS	J confusion flag for 60 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_7	twomass_xsc	2MASS	J confusion flag for 7 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_70	twomass_xsc	2MASS	J confusion flag for 70 arcsec circular ap. mag.	smallint	2			CODE_MISC
j_flg_c	twomass_xsc	2MASS	J confusion flag for Kron circular mag.	smallint	2			CODE_MISC
j_flg_e	twomass_xsc	2MASS	J confusion flag for Kron elliptical mag.	smallint	2			CODE_MISC
j_flg_fc	twomass_xsc	2MASS	J confusion flag for fiducial Kron circ. mag.	smallint	2			CODE_MISC
j_flg_fe	twomass_xsc	2MASS	J confusion flag for fiducial Kron ell. mag.	smallint	2			CODE_MISC
j_flg_i20c	twomass_xsc	2MASS	J confusion flag for 20mag/sq." iso. circ. mag.	smallint	2			CODE_MISC
j_flg_i20e	twomass_xsc	2MASS	J confusion flag for 20mag/sq." iso. ell. mag.	smallint	2			CODE_MISC
j_flg_i21c	twomass_xsc	2MASS	J confusion flag for 21mag/sq." iso. circ. mag.	smallint	2			CODE_MISC
j_flg_i21e	twomass_xsc	2MASS	J confusion flag for 21mag/sq." iso. ell. mag.	smallint	2			CODE_MISC
j_flg_j21fc	twomass_xsc	2MASS	J confusion flag for 21mag/sq." iso. fid. circ. mag.	smallint	2			CODE_MISC
j_flg_j21fe	twomass_xsc	2MASS	J confusion flag for 21mag/sq." iso. fid. ell. mag.	smallint	2			CODE_MISC
j_flg_k20fc	twomass_xsc	2MASS	J confusion flag for 20mag/sq." iso. fid. circ. mag.	smallint	2			CODE_MISC
j_flg_k20fe	twomass_xsc	2MASS	J confusion flag for 20mag/sq." iso. fid. ell. mag.	smallint	2			CODE_MISC
j_m	twomass_psc	2MASS	Default J-band magnitude	real	4	mag		SPECT_FLUX_VALUE
j_m_10	twomass_xsc	2MASS	J 10 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_15	twomass_xsc	2MASS	J 15 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_20	twomass_xsc	2MASS	J 20 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_25	twomass_xsc	2MASS	J 25 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_30	twomass_xsc	2MASS	J 30 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_40	twomass_xsc	2MASS	J 40 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_5	twomass_xsc	2MASS	J 5 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_50	twomass_xsc	2MASS	J 50 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_60	twomass_xsc	2MASS	J 60 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_7	twomass_xsc	2MASS	J 7 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_70	twomass_xsc	2MASS	J 70 arcsec radius circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_c	twomass_xsc	2MASS	J Kron circular aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_e	twomass_xsc	2MASS	J Kron elliptical aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_ext	twomass_xsc	2MASS	J mag from fit extrapolation.	real	4	mag		SPECT_FLUX_VALUE
j_m_fc	twomass_xsc	2MASS	J fiducial Kron circular magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_fe	twomass_xsc	2MASS	J fiducial Kron ell. mag aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_i20c	twomass_xsc	2MASS	J 20mag/sq." isophotal circular ap. magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_i20e	twomass_xsc	2MASS	J 20mag/sq." isophotal elliptical ap. magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_i21c	twomass_xsc	2MASS	J 21mag/sq." isophotal circular ap. magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_i21e	twomass_xsc	2MASS	J 21mag/sq." isophotal elliptical ap. magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_j21fc	twomass_xsc	2MASS	J 21mag/sq." isophotal fiducial circ. ap. mag.	real	4	mag		SPECT_FLUX_VALUE
j_m_j21fe	twomass_xsc	2MASS	J 21mag/sq." isophotal fiducial ell. ap. magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_k20fc	twomass_xsc	2MASS	J 20mag/sq." isophotal fiducial circ. ap. mag.	real	4	mag		SPECT_FLUX_VALUE
j_m_k20fe	twomass_xsc	2MASS	J 20mag/sq." isophotal fiducial ell. ap. magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_stdap	twomass_psc	2MASS	J-band "standard" aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_m_sys	twomass_xsc	2MASS	J system photometry magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_mnsurfb_eff	twomass_xsc	2MASS	J mean surface brightness at the half-light radius.	real	4	mag		PHOT_SB_GENERAL
j_msig_10	twomass_xsc	2MASS	J 1-sigma uncertainty in 10 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_15	twomass_xsc	2MASS	J 1-sigma uncertainty in 15 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_20	twomass_xsc	2MASS	J 1-sigma uncertainty in 20 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_25	twomass_xsc	2MASS	J 1-sigma uncertainty in 25 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_30	twomass_xsc	2MASS	J 1-sigma uncertainty in 30 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_40	twomass_xsc	2MASS	J 1-sigma uncertainty in 40 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_5	twomass_xsc	2MASS	J 1-sigma uncertainty in 5 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_50	twomass_xsc	2MASS	J 1-sigma uncertainty in 50 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_60	twomass_xsc	2MASS	J 1-sigma uncertainty in 60 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_7	twomass_xsc	2MASS	J 1-sigma uncertainty in 7 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_70	twomass_xsc	2MASS	J 1-sigma uncertainty in 70 arcsec circular ap. mag.	real	4	mag		ERROR
j_msig_c	twomass_xsc	2MASS	J 1-sigma uncertainty in Kron circular mag.	real	4	mag		ERROR
j_msig_e	twomass_xsc	2MASS	J 1-sigma uncertainty in Kron elliptical mag.	real	4	mag		ERROR
j_msig_ext	twomass_xsc	2MASS	J 1-sigma uncertainty in mag from fit extrapolation.	real	4	mag		ERROR
j_msig_fc	twomass_xsc	2MASS	J 1-sigma uncertainty in fiducial Kron circ. mag.	real	4	mag		ERROR
j_msig_fe	twomass_xsc	2MASS	J 1-sigma uncertainty in fiducial Kron ell. mag.	real	4	mag		ERROR
j_msig_i20c	twomass_xsc	2MASS	J 1-sigma uncertainty in 20mag/sq." iso. circ. mag.	real	4	mag		ERROR
j_msig_i20e	twomass_xsc	2MASS	J 1-sigma uncertainty in 20mag/sq." iso. ell. mag.	real	4	mag		ERROR
j_msig_i21c	twomass_xsc	2MASS	J 1-sigma uncertainty in 21mag/sq." iso. circ. mag.	real	4	mag		ERROR
j_msig_i21e	twomass_xsc	2MASS	J 1-sigma uncertainty in 21mag/sq." iso. ell. mag.	real	4	mag		ERROR
j_msig_j21fc	twomass_xsc	2MASS	J 1-sigma uncertainty in 21mag/sq." iso.fid.circ.mag.	real	4	mag		ERROR
j_msig_j21fe	twomass_xsc	2MASS	J 1-sigma uncertainty in 21mag/sq." iso.fid.ell.mag.	real	4	mag		ERROR
j_msig_k20fc	twomass_xsc	2MASS	J 1-sigma uncertainty in 20mag/sq." iso.fid.circ. mag.	real	4	mag		ERROR
j_msig_k20fe	twomass_xsc	2MASS	J 1-sigma uncertainty in 20mag/sq." iso.fid.ell.mag.	real	4	mag		ERROR
j_msig_stdap	twomass_psc	2MASS	Uncertainty in the J-band standard aperture magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_msig_sys	twomass_xsc	2MASS	J 1-sigma uncertainty in system photometry mag.	real	4	mag		ERROR
j_msigcom	twomass_psc	2MASS	Combined, or total photometric uncertainty for the default J-band magnitude.	real	4	mag		SPECT_FLUX_VALUE
j_msnr10	twomass_scn	2MASS	The estimated J-band magnitude at which SNR=10 is achieved for this scan.	real	4	mag		SPECT_FLUX_VALUE
j_n_snr10	twomass_scn	2MASS	Number of point sources at J-band with SNR>10 (instrumental mag <=15.8)	int	4			NUMBER
j_pchi	twomass_xsc	2MASS	J chi^2 of fit to rad. profile (LCSB: alpha scale len).	real	4			FIT_PARAM_VALUE
j_peak	twomass_xsc	2MASS	J peak pixel brightness.	real	4	mag		PHOT_SB_GENERAL
j_perc_darea	twomass_xsc	2MASS	J 5-sigma to 3-sigma percent area change.	smallint	2			FIT_PARAM
j_phi	twomass_xsc	2MASS	J angle to 3-sigma major axis (E of N).	smallint	2	degrees		POS_POS-ANG
j_psfchi	twomass_psc	2MASS	Reduced chi-squared goodness-of-fit value for the J-band profile-fit photometry made on the 1.3 s "Read_2" exposures.	real	4			FIT_PARAM_VALUE
j_psp	twomass_scn	2MASS	J-band photometric sensitivity paramater (PSP).	real	4			INST_SENSITIVITY
j_pts_noise	twomass_scn	2MASS	Base-10 logarithm of the mode of the noise distribution for all point source detections in the scan, where the noise is estimated from the measured J-band photometric errors and is expressed in units of mJy.	real	4			INST_NOISE
j_r_c	twomass_xsc	2MASS	J Kron circular aperture radius.	real	4	arcsec		EXTENSION_RAD
j_r_e	twomass_xsc	2MASS	J Kron elliptical aperture semi-major axis.	real	4	arcsec		EXTENSION_RAD
j_r_eff	twomass_xsc	2MASS	J half-light (integrated half-flux point) radius.	real	4	arcsec		EXTENSION_RAD
j_r_i20c	twomass_xsc	2MASS	J 20mag/sq." isophotal circular aperture radius.	real	4	arcsec		EXTENSION_RAD
j_r_i20e	twomass_xsc	2MASS	J 20mag/sq." isophotal elliptical ap. semi-major axis.	real	4	arcsec		EXTENSION_RAD
j_r_i21c	twomass_xsc	2MASS	J 21mag/sq." isophotal circular aperture radius.	real	4	arcsec		EXTENSION_RAD
j_r_i21e	twomass_xsc	2MASS	J 21mag/sq." isophotal elliptical ap. semi-major axis.	real	4	arcsec		EXTENSION_RAD
j_resid_ann	twomass_xsc	2MASS	J residual annulus background median.	real	4	DN		CODE_MISC
j_sc_1mm	twomass_xsc	2MASS	J 1st moment (score) (LCSB: super blk 2,4,8 SNR).	real	4			CODE_MISC
j_sc_2mm	twomass_xsc	2MASS	J 2nd moment (score) (LCSB: SNRMAX - super SNR max).	real	4			CODE_MISC
j_sc_msh	twomass_xsc	2MASS	J median shape score.	real	4			CODE_MISC
j_sc_mxdn	twomass_xsc	2MASS	J mxdn (score) (LCSB: BSNR - block/smoothed SNR).	real	4			CODE_MISC
j_sc_r1	twomass_xsc	2MASS	J r1 (score).	real	4			CODE_MISC
j_sc_r23	twomass_xsc	2MASS	J r23 (score) (LCSB: TSNR - integrated SNR for r=15).	real	4			CODE_MISC
j_sc_sh	twomass_xsc	2MASS	J shape (score).	real	4			CODE_MISC
j_sc_vint	twomass_xsc	2MASS	J vint (score).	real	4			CODE_MISC
j_sc_wsh	twomass_xsc	2MASS	J wsh (score) (LCSB: PSNR - peak raw SNR).	real	4			CODE_MISC
j_seetrack	twomass_xsc	2MASS	J band seetracking score.	real	4			CODE_MISC
j_sh0	twomass_xsc	2MASS	J ridge shape (LCSB: BSNR limit).	real	4			FIT_PARAM
j_shape_avg	twomass_scn	2MASS	J-band average seeing shape for scan.	real	4			INST_SEEING
j_shape_rms	twomass_scn	2MASS	RMS-error of J-band average seeing shape.	real	4			INST_SEEING
j_sig_sh0	twomass_xsc	2MASS	J ridge shape sigma (LCSB: B2SNR limit).	real	4			FIT_PARAM
j_snr	twomass_psc	2MASS	J-band "scan" signal-to-noise ratio.	real	4	mag		INST_NOISE
j_subst2	twomass_xsc	2MASS	J residual background #2 (score).	real	4			CODE_MISC
j_zp_ap	twomass_scn	2MASS	Photometric zero-point for J-band aperture photometry.	real	4	mag		PHOT_ZP
jdate	twomass_psc	2MASS	The Julian Date of the source measurement accurate to +-30 seconds.	float	8	Julian days		TIME_DATE
jdate	twomass_scn	2MASS	Julian Date at beginning of scan.	float	8	Julian days		TIME_DATE
jdate	twomass_xsc	2MASS	Julian date of the source measurement accurate to +-3 minutes.	float	8	Julian days		TIME_DATE
junkSource	JunkDetection	SSA	Source of junk: 1=satellite track; 2=diffraction spike; 3=bright stellar halo	tinyint	1			CLASS_CODE