This table is available for ADQL queries and through the TAP endpoint.
Resource Description:
For a list of all services and tables belonging to this table's resource, see Information on resource 'The 2MASS point source catalog'
To cite the table as such, we suggest the following BibTeX entry:
@MISC{vo:twomass_data, year=2008, title={The {2MASS} point source catalog}, author={{GAVO} Data Center}, url={http://dc.zah.uni-heidelberg.de/tableinfo/twomass.data}, howpublished={{VO} resource provided by the {GAVO} Data Center} }
Sorted alphabetically. [Sort by DB column index]
Name | Table Head | Description | Unit | UCD |
---|---|---|---|---|
"date" | Obs. date | Observation date | yr | time.epoch;obs |
Aflg | solar system flag | Association with asteroid or comet | N/A | meta.code |
Bflg | blend flag | JHK blend flag [Note b] | N/A | meta.code |
Cflg | confusion contamination | Contamination and confusion flag [Note c] | N/A | meta.code |
DEJ2000 | DEC (J2000) | Declination (J2000) | deg | pos.eq.dec;meta.main |
dup | Duplicity | Flag indicating duplicate source | N/A | meta.code |
e_Hmag | Err(m_H) | 2MASS H total magnitude uncertainty | mag | stat.error;phot.mag;em.IR.H |
e_Jmag | Err(m_J) | 2MASS J total magnitude uncertainty | mag | stat.error;phot.mag;em.IR.J |
e_Kmag | Err(m_K) | 2MASS K_s total magnitude uncertainty | mag | stat.error;phot.mag;em.IR.K |
edge | Edge flag | flag indicating to which edges the edgeNS and edgeEW values refer | N/A | meta.code;pos.cartesian;instr.det |
edgeEW | d(EW edge) | Distance from the source to the nearest East or West scan edge | deg | pos;arith.diff |
edgeNS | d(NS edge) | Distance from the source to the nearest North or South scan edge | deg | pos;arith.diff |
errMaj | Err(pos)_major | Major axis of position error ellipse | deg | stat.error;pos.eq |
errMin | Err(pos)_minor | Minor axis of position error ellipse | deg | stat.error;pos.eq |
errPA | PA(err. ellipse) | Position angle of error ellipse major axis (E of N) | deg | stat.error;pos.eq |
Hcmsig | Err'(m_H) | H default magnitude uncertainty | mag | stat.error;phot.mag;em.IR.H |
Hmag | m_H | 2MASS H magnitude | mag | phot.mag;em.IR.H |
Hsnr | SNR(H) | H Signal-to-noise ratio | N/A | stat.snr;phot.mag;em.IR.H |
Jcmsig | Err'(m_J) | J default magnitude uncertainty | mag | stat.error;phot.mag;em.IR.J |
JD | JD | Julian date of detection | d | time.epoch |
Jmag | m_J | 2MASS J magnitude | mag | phot.mag;em.IR.J |
Jsnr | SNR(J) | J Signal-to-noise ratio | N/A | stat.snr;phot.mag;em.IR.J |
Kcmsig | Err'(m_K) | magnitude uncertainty | mag | stat.error;phot.mag;em.IR.K |
Kmag | m_K | 2MASS K_s magnitude | mag | phot.mag;em.IR.K |
Ksnr | SNR(K) | K Signal-to-noise ratio | N/A | stat.snr;phot.mag;em.IR.K |
mainid | Cat. Id | Source designation | N/A | meta.id;meta.main |
pts_key | key | Unique source identifier in catalogue [Note p] | N/A | meta.id;meta.table |
Qflg | Phot. quality | JHK photometric quality flag [Note q] | N/A | meta.code.qual;phot |
RAJ2000 | RA (J2000) | Right ascension (J2000) | deg | pos.eq.ra;meta.main |
Rflg | Qual. source | JHK default magnitude read flag [Note r] | N/A | meta.ref |
Scan | Scan number | Scan number (within date) | N/A | meta.id;obs.field |
use_src | Use | Use source flag | N/A | meta.code |
Xflg | ext. src contamination | Extended source contamination | N/A | meta.code |
Xscan | d(plate center) | Distance of source from focal plane centerline | deg | pos.distance;pos.cartesian;instr.det |
Columns that are parts of indices are marked like this.
VO nerds may sometimes need VOResource XML for this table.