Table information for 'sdssdr7.sources'

General

This table is available for ADQL queries and through the TAP endpoint.

Resource Description:

This is the result of the query:

select
        objID, field.run, field.rerun, field.camcol, field.fieldId,
        obj, ra, dec, raErr, decErr, raDecCorr,
        offsetRa_u, offsetRa_g, offsetRa_r, offsetRa_i, offsetRa_z,
        offsetDec_u, offsetDec_g, offsetDec_r, offsetDec_i, offsetDec_z,
        u, g, r, i, z, err_u, err_g, err_r, err_i, err_z,
        mjd_u, mjd_g, mjd_r, mjd_i, mjd_z
from
        PhotoObjAll
join
        field
on (field.fieldId=PhotoObjAll.fieldId)

on SDSS DR7, kindly provided by the Potsdam mirror. All angular quantities are given in degrees here.

For a list of all services and tables belonging to this table's resource, see Information on resource 'SDSS DR7 PhotoObjAll'

Citing this table

To cite the table as such, we suggest the following BibTeX entry:

@MISC{vo:sdssdr7_sources,
  year=2010,
  title={{SDSS} DR7 {PhotoObjAll}},
  author={{GAVO} Data Center},
  url={http://dc.zah.uni-heidelberg.de/tableinfo/sdssdr7.sources},
  howpublished={{VO} resource provided by the {GAVO} Data Center}
}

Columns

Sorted alphabetically. [Sort by DB column index]

NameTable Head DescriptionUnitUCD
camcol Col. Camera column N/A meta.id;instr
dec Dec J2000 declination (r') deg pos.eq.dec;meta.main
decErr Err. Dec Error in Dec deg stat.error;pos.eq.dec;meta.main
epoch_g Epoch_g Date of observation in g band yr time.epoch
epoch_i Epoch_i Date of observation in i band yr time.epoch
epoch_r Epoch_r Date of observation in r band yr time.epoch
epoch_u Epoch_u Date of observation in u band yr time.epoch
epoch_z Epoch_z Date of observation in z band yr time.epoch
err_g Err. m_g Error in corresponding magnitude mag stat.error;phot.mag;em.opt.g
err_i Err. m_i Error in corresponding magnitude mag stat.error;phot.mag;em.opt.i
err_r Err. m_r Error in corresponding magnitude mag stat.error;phot.mag;em.opt.r
err_u Err. m_u Error in corresponding magnitude mag stat.error;phot.mag;em.opt.u
err_z Err. m_z Error in corresponding magnitude mag stat.error;phot.mag;em.opt.z
fieldId Field Field number N/A meta.id;obs.field
g m_g Magnitude in g band, better of deVaucouleurs and exponential fits mag phot.mag;em.opt.g
i m_i Magnitude in i band, better of deVaucouleurs and exponential fits mag phot.mag;em.opt.i
obj Ob. Id The object id within a field. Usually changes between reruns of the same field. N/A meta.id
objID Obj. ID Unique SDSS identifier composed from [skyVersion,rerun,run,camcol,field,obj]. N/A meta.id;meta.main
offsetDec_g Δδ_g Filter position Dec minus final Dec deg pos.eq.dec;arith.diff
offsetDec_i Δδ_i Filter position Dec minus final Dec deg pos.eq.dec;arith.diff
offsetDec_r Δδ_r Filter position Dec minus final Dec deg pos.eq.dec;arith.diff
offsetDec_u Δδ_u Filter position Dec minus final Dec deg pos.eq.dec;arith.diff
offsetDec_z Δδ_z Filter position Dec minus final Dec deg pos.eq.dec;arith.diff
offsetRa_g ΔRA_g Filter position RA minus final RA, cos(dec) applied deg pos.eq.ra;arith.diff
offsetRa_i ΔRA_i Filter position RA minus final RA, cos(dec) applied deg pos.eq.ra;arith.diff
offsetRa_r ΔRA_r Filter position RA minus final RA, cos(dec) applied deg pos.eq.ra;arith.diff
offsetRa_u ΔRA_u Filter position RA minus final RA, cos(dec) applied deg pos.eq.ra;arith.diff
offsetRa_z ΔRA_z Filter position RA minus final RA, cos(dec) applied deg pos.eq.ra;arith.diff
r m_r Magnitude in r band, better of deVaucouleurs and exponential fits mag phot.mag;em.opt.r
ra RA J2000 right ascension (r') deg pos.eq.ra;meta.main
raDecCorr Pos. Corr. RA/dec correlation N/A stat.correlation;pos.eq.ra;pos.eq.dec
raErr Err. RA Error in RA deg stat.error;pos.eq.ra;meta.main
rerun Rerun Rerun number N/A meta.id;obs
run Run Run number N/A meta.id;obs
u m_u Magnitude in u band, better of deVaucouleurs and exponential fits mag phot.mag;em.opt.u
z m_z Magnitude in z band, better of deVaucouleurs and exponential fits mag phot.mag;em.opt.z

Columns that are parts of indices are marked like this.

Other

The following services may use the data contained in this table:

VOResource

VO nerds may sometimes need VOResource XML for this table.