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'

Resource Reference URL: Resource info

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 Centre},
  url={https://dc.g-vo.org/tableinfo/sdssdr7.sources},
  howpublished={{VO} resource provided by the {GAVO} Data Center}
}

Columns

Sorted by DB column index. [Sort alphabetically]

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

Columns that are parts of indices are marked like this.

Other

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VOResource

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