| Field | Type | Description
|
|---|
| sybid | int |
|
| RAH | int * | RA hours 1950
|
| RAM | int | RA minutes 1950
|
| RAS | int | RA seconds 1950
|
| DS | char | Dec sign
|
| DecD | int * | Dec degrees 1950
|
| DecM | real | Dec arcmin 1950, floating point
|
| Ident1 | char * | Identity string: XXX-YYYZZZ where XXX is the field number from 0 (South Pole) to 606, YYY is the object class, and ZZZ is the original running number for the plate area.
|
| Ident2 | char | Various identifier strings for other catalog ID''s such as NGC numbers, Messier numbers, etc.
|
| GalLon | real | Galactic longitude in degrees 1950
|
| GalLat | real | Galactic latitude in degrees 1950
|
| Xcoord | real | Coordinates are in millimeters from origin at the plate center
|
| Ycoord | real | Coordinates are in millimeters from origin at the plate center
|
| MajAxis | int | Units of .1 arcmin
|
| MajAxQ | char | A colon (:) in this field indicates that the axis measurement is uncertain or is a total diameter for pairs or other tuples which are difficult to resolve
|
| MinAxis | int | Units of .1 arcmin
|
| MinAxQ | char | A colon (:) in this field indicates that the axis measurement is uncertain or is a total diameter for pairs or other tuples which are difficult to resolve
|
| PosAngle | int | The angle of the major axis, measured from N through E for elongated galaxies; in degrees
|
| PosAnQ | char | A colon (:) in this field indicates uncertainty about the position angle.
|
| MorphTy | char | The morphological type codes follow the conventions of the 2nd Reference Catalog of Bright Galaxies, except that type S is coded as +5 and type S.../Irr is coded as +7
|
| Classif | char | The estimated Hubble class. All elliptical galaxies are classified E regardless of the degree of ellipticity, and class SBO has been added
|
| Descrip | char | Common abbreviations can be found in Holmberg, Lauberts, Schuster and West 1974.
|
| Flags | char | Each of 5 bytes is blank or contains a value. Nonblank meanings: (byte 1) note exists (2) galaxy is listed in MCG (3) RC1 listing (4) VV 1959 listing (5) Arp 1966 listing
|
| V_B | real | B Magnitude
|
| ME_AperB | real | If value is <1 it is the mean error in magnitude. If >1 then it is the aperture size in arcsec.
|
| Ref_B | char | Key to the references supplement for magnitudes and radial velocities
|
| B_V_Col | real | Magnitude in B-V
|
| U_B_Col | real | Magnitude in U-B
|
| Ref_Col | char | Key to references supplement for magnitudes and colors
|
| RadVel | int | Radial Velocity in km/sec
|
| ME_RV | int | Mean error of radial velocity
|
| Ref_RV | char | Key to references supplement for radial velocities
|
| note | varchar | Supplemental note (from notes.dat) incorporated into base table; null if no note for this object (majority). Only 1405 notes for 18422 objects.
|