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.