| Field | Type | Description
|
|---|
| sybid | int, no nulls * |
|
| SAO | int | SAO Catalog number
|
| Del_Flag | char | if star deleted (all other fields blank); If D, all other fields in the record are blank-filled due to the deletion of a duplicate star in the catalog.
|
| RAH | int * | Hours RA, equinox B1950, epoch 1950.0; units: h
|
| RAM | int * | Minutes RA, equinox B1950, epoch 1950.0; units: min
|
| RAS | real | Seconds RA, equinox B1950, epoch 1950.0; units: s
|
| PM_RA | float | Annual proper motion in RA; units: s/yr
|
| PM_RA_Stdv | int | deviation in PM_RA; units: arcsec/yr; scale by 0.001
|
| RAM2_Flag | char | add 1, or ''-'', subtract 1, RA minute; + for addition or - for subtraction of one arcminute to the seconds portion of RA at original epoch (field RAS2).
|
| RAS2 | real | Seconds RA, original epoch, precessed to B1950; units: s
|
| RA2_Stdv | int | deviation of RA2; units: arcsec/yr; scale by 0.01
|
| RA2_Epoch | real | of RA2 (RA original epoch); units: yr
|
| DecSign | char | Sign Dec, equinox B1950, epoch 1950.0
|
| DecD | int * | Degrees Dec, equinox B1950, epoch 1950.0; units: deg
|
| DecM | int * | Minutes Dec, equinox B1950, epoch 1950.0; units: arcmin
|
| DecS | real | Seconds Dec, equinox B1950, epoch 1950.0; units: arcsec
|
| PM_Dec | real | Annual proper motion in Dec; units: arcsec/yr
|
| PM_Dec_Stdv | int | deviation of Dec proper motion; units: arcsec/yr; scale by 0.001
|
| DecM2_Flag | char | add 1, or ''-'', subtract 1, Dec minutes; + for addition or - for subtraction of one arcminute to the seconds portion of DEC at original epoch (field DecS2).
|
| DecS2 | real | Seconds Dec, original epoch, precessed to B1950; units: arcsec
|
| Dec2_Stdv | int | deviation of Dec2; units: arcsec/yr; scale by 0.01
|
| Dec2_Epoch | real | of Dec2 (Dec original epoch); units: yr
|
| Pos_Stdv | int | deviation of position at epoch 1950.0; units: arcsec/yr; scale by 0.01
|
| Ptg | real | Photographic magnitude; units: mag; null val: 99.9
|
| V | real | Visual magnitude; units: mag; null val: 99.9
|
| SpType | char | Spectral type, ''+++'' for composite spectra
|
| V_Code | int | Coded source of visual magnitude
|
| Num_Code | int | source of star number and footnotes
|
| Ptg_Code | int | source of photographic magnitude
|
| PM_Code | int | Coded source of proper motions
|
| SpType_Code | int | source of spectral type
|
| Rem_Code | int | misc. remarks duplicity and variability
|
| V_Acc | int | Accuracy of V: 0=0.00 mag, 1=0.0 mag
|
| Ptg_Acc | int | Accuracy of Ptg: 0=0.00 mag, 1=0.0 mag
|
| Cat_Code | int | for source catalog
|
| CatNum | int | Number in source catalog
|
| DM_Cat | char | Durchmusterung catalog ID, ''BD'', ''CD'', ''CP''
|
| DM | char | Durchmusterung catalog number, SZZNNNNN
|
| DM_Comp | char | DM component identification
|
| DM_Suppl | char | supplement letter
|
| HD | char | Henry Draper Catalog (HD or HDE) number
|
| HD_Code | char | HD component and multiple code
|
| GC | char | Boss General Catalog (GC) number
|
| RA | float | Right ascension, 1950.0, in radians; units: rad
|
| Dec | float | Declination, 1950.0, in radians; units: rad
|
| RAH_2000 | int | RA, equinox, epoch J2000.0; units: h
|
| RAM_2000 | int | RA, equinox, epoch J2000.0; units: min
|
| RAS_2000 | real | RA, equinox, epoch J2000.0; units: s
|
| PM_RA_2000 | float | proper motion in RA J2000.0; units: s/yr
|
| DecSign_2000 | char | Dec, equinox, epoch J2000.0
|
| DecD_2000 | int | Dec, equinox, epoch J2000.0; units: deg
|
| DecM_2000 | int | Dec, equinox, epoch J2000.0; units: arcmin
|
| DecS_2000 | real | Dec, equinox, epoch J2000.0; units: arcsec
|
| PM_Dec_2000 | real | proper motion in Dec J2000.0; units: arcsec/yr
|
| RA_2000 | float | Right ascension, J2000.0, in radians; units: rad
|
| Dec_2000 | float | J2000.0, in radians; units: rad
|