MPCORB

The orbit catalog produced by the Minor Planet Center. Ingested daily. O(10M) rows by survey end. The columns are described at https://minorplanetcenter.net//iau/info/MPOrbitFormat.html

Columns

name datatype description unit nullable ivoa:ucd votable:arraysize votable:xtype length precision
mpcDesignation primary key char MPCORB: Number or provisional designation (in packed form) true meta.id;src 8 8
mpcNumber int MPC number (if the asteroid has been numbered; NULL otherwise). Provided for convenience. true
ssObjectId long LSST unique identifier (if observed by LSST) true meta.id;src
mpcH float MPCORB: Absolute magnitude, H mag true
mpcG float MPCORB: Slope parameter, G true
epoch double MPCORB: Epoch (in MJD, .0 TT) d true
tperi double MPCORB: MJD of pericentric passage d true
peri double MPCORB: Argument of perihelion, J2000.0 (degrees) deg true
node double MPCORB: Longitude of the ascending node, J2000.0 (degrees) deg true
incl double MPCORB: Inclination to the ecliptic, J2000.0 (degrees) deg true
e double MPCORB: Orbital eccentricity true
n double MPCORB: Mean daily motion (degrees per day) deg/d true
q double MPCORB: Perihelion distance (AU) AU true
uncertaintyParameter char MPCORB: Uncertainty parameter, U true 1
reference char MPCORB: Reference true 9 9
nobs int MPCORB: Number of observations true
nopp int MPCORB: Number of oppositions true
arc float MPCORB: Arc (days), for single-opposition objects d true
arcStart timestamp MPCORB: Year of first observation (for multi-opposition objects) true * timestamp 6
arcEnd timestamp MPCORB: Year of last observation (for multi-opposition objects) true * timestamp 6
rms float MPCORB: r.m.s residual (") arcsec true
pertsShort char MPCORB: Coarse indicator of perturbers (blank if unperturbed one-opposition object) true 3 3
pertsLong char MPCORB: Precise indicator of perturbers (blank if unperturbed one-opposition object) true 3 3
computer char MPCORB: Computer name true 10 10
flags int MPCORB: 4-hexdigit flags. See https://minorplanetcenter.net//iau/info/MPOrbitFormat.html for details true
fullDesignation char MPCORB: Readable designation true 26 26
lastIncludedObservation float MPCORB: Date of last observation included in orbit solution d true