Table Description:
This table is available for ADQL queries and through the TAP endpoint.
Resource Description:
Complete Asteroid Data from the Minor Planet Center (MPC), updated once per month. The MPC operates at the Smithsonian Astrophysical Observatory under the auspices of Division III of the International Astronomical Union (IAU).
The MPC Orbit database contains orbital elements of minor planets that have been published in the Minor Planet Circulars, the Minor Planet Orbit Supplement and the Minor Planet Electronic Circulars.
For a list of all services and tables belonging to this table's resource, see Information on resource 'Minor Planet Center - Asteroid Orbital Data'
Resource Reference URL: http://www.minorplanetcenter.org/
This table has an associated publication. If you use data from it, it may be appropriate to reference 1980CeMec..22...63M (ADS BibTeX entry for the publication) either in addition to or instead of the service reference.
To cite the table as such, we suggest the following BibTeX entry:
@MISC{vo:MPC_asteroids, year=2009, title={ {EPN}-{TAP} table for {MPC} Asteroid Orbital Data}, author={Williams, G. and Keys, S. and Rudenko, M. and Galache, J.L.}, url={http://dc.zah.uni-heidelberg.de/tableinfo/mpc.epn_core}, howpublished={{VO} resource provided by the {GAVO} Data Center} }
This research has made use of data and/or services provided by the International Astronomical Union's Minor Planet Center. Updated data files are available at http://www.minorplanetcenter.org/iau/mpc.html
Sorted alphabetically. [Sort by DB column index]
Name | Table Head | Description | Unit | UCD |
---|---|---|---|---|
alt_target_name | Alt_target_name | Provides alternative target name if more common (e.g. comets); multiple identifiers can be separated by hashes | N/A | meta.id;src |
arc_length | Arc | Length of observed arcs for single-opposition orbits. | d | time.interval |
arg_perihel | Arg. Perihel. | Argument of Perihelion, J2000.0 | deg | src.orbital.periastron |
bib_reference | Ref | Origin of the data | N/A | meta.bib |
c1_resol_max | C1_resol_max | Resolution in the first coordinate, upper limit | deg | pos.angResolution;stat.max |
c1_resol_min | C1_resol_min | Resolution in the first coordinate, lower limit. | deg | pos.angResolution;stat.min |
c1max | C1max | Right Ascension (ICRS), upper limit | deg | pos.eq.ra;stat.max |
c1min | C1min | Right Ascension (ICRS), lower limit. | deg | pos.eq.ra;stat.min |
c2_resol_max | C2_resol_max | Resolution in the second coordinate, upper limit | deg | pos.angResolution;stat.max |
c2_resol_min | C2_resol_min | Resolution in the second coordinate, lower limit. | deg | pos.angResolution;stat.min |
c2max | C2max | Declination (ICRS), upper limit | deg | pos.eq.dec;stat.max |
c2min | C2min | Declination (ICRS), lower limit. | deg | pos.eq.dec;stat.min |
c3_resol_max | C3_resol_max | Resolution in the third coordinate, upper limit | AU | pos.resolution;stat.max |
c3_resol_min | C3_resol_min | Resolution in the third coordinate, lower limit. | AU | pos.resolution;stat.min |
c3max | C3max | Distance from coordinate origin, upper limit | AU | pos.distance;stat.max |
c3min | C3min | Distance from coordinate origin, lower limit. | AU | pos.distance;stat.min |
computer | Computer | Identifies the computer of the orbit | N/A | meta.note |
creation_date | Creation_date | Date of first entry of this granule | N/A | time.creation |
dataproduct_type | Dataproduct_type | The high-level organization of the data product, from a controlled vocabulary (e.g., 'im' for image, sp for spectrum). Multiple terms may be used, separated by # characters. [Note et_prod] | N/A | meta.code.class |
eccentricity | e | Eccentricity of the orbit | N/A | src.orbital.eccentricity |
emergence_max | Emergence_max | Emergence angle during data acquisition, upper limit | deg | pos.emergenceAng;stat.max |
emergence_min | Emergence_min | Emergence angle during data acquisition, lower limit. | deg | pos.emergenceAng;stat.min |
first_obs | Disc. year | Discovery year for multi-opposition orbits. | yr | time.epoch |
granule_gid | Granule_gid | Common to granules of same type (e.g. same map projection, or geometry data products). Can be alphanumeric. | N/A | meta.id |
granule_uid | Granule_uid | Internal table row index, which must be unique within the table. Can be alphanumeric. | N/A | meta.id |
incidence_max | Incidence_max | Incidence angle (solar zenithal angle) during data acquisition, upper limit | deg | pos.incidenceAng;stat.max |
incidence_min | Incidence_min | Incidence angle (solar zenithal angle) during data acquisition, lower limit. | deg | pos.incidenceAng;stat.min |
inclination | i | Inclination of the orbit to the ecliptic, J2000.0 | deg | src.orbital.inclination |
instrument_host_name | Instrument_host_name | Standard name of the observatory or spacecraft | N/A | meta.id;instr.obsty |
instrument_name | Instrument_name | Standard name of instrument | N/A | meta.id;instr |
last_obs | Last Obs. | Date of last observation | yr | time.epoch;obs |
long_asc | Asc. Node | Longitude of ascending node, J2000.0 | deg | src.orbital.node |
magnitude | Mag | Absolute Magnitude of the asteroid, i.e., the magnitude of the asteroid at a distance of 1 AU when viewed at a phase angle of 0°. | mag | phys.magAbs |
mean_anomaly | Mean Anom. | Mean anomaly at the epoch | deg | src.orbital.meanAnomaly |
mean_motion | Mean Motion | Mean Daily Motion | deg/d | pos.pm;arith.diff;phys.veloc |
measurement_type | Measurement_type | UCD(s) defining the data, with multiple entries separated by hash (#) characters. | N/A | meta.ucd |
modification_date | Modification_date | Date of last modification (used to handle mirroring) | N/A | time.processing |
n_obs | #Obs | Number of Observations | N/A | meta.number;obs |
n_opp | #Opp | Number of Oppositions | N/A | meta.number |
obs_id | Obs_id | Associates granules derived from the same data (e.g. various representations/processing levels). Can be alphanumeric, may be the ID of original observation. | N/A | meta.id;obs |
orb_epoch | Epoch | Epoch of the orbit (julian years) | yr | time.epoch |
orbit_class | Class | Orbit family this object belongs to (note that the classification is based on cuts in osculating element space and is not 100% reliable. | N/A | src.class |
orbit_flags | Flags | Additional classification flag(s) as comma-separated human-readable phrases | N/A | src.class |
perturbers | Perturbers | Information on orbit perturbers; see table note. [Note 1] | N/A | meta.note |
phase_max | Phase_max | Phase angle during data acquisition, upper limit | deg | pos.phaseAng;stat.max |
phase_min | Phase_min | Phase angle during data acquisition, lower limit. | deg | pos.phaseAng;stat.min |
processing_level | Processing_level | Dataset-related encoding, or simplified CODMAC calibration level [Note et_cal] | N/A | meta.calibLevel |
release_date | Release_date | Start of public access period | N/A | time.release |
rms_fit | rms | RMS Residual of orbital fit | arcsec | stat.fit.residual |
s_region | S_region | ObsCore-like footprint, valid for celestial, spherical, or body-fixed frames | N/A | pos.outline;obs.field |
semi_major_axis | Semimaj. ax. | Orbital semimajor axis | AU | phys.size.smajAxis |
service_title | Service_title | Title of resource (an acronym really, will be used to handle multiservice results) | N/A | meta.title |
slope_parameter | Slope | Slope Parameter G. It describes how the magnitude of the asteroid varies as a function of changing illumination (phase angle) | N/A | src.morph.param |
spatial_frame_type | Spatial_frame_type | Flavor of coordinate system, defines the nature of coordinates. From a controlled vocabulary, where 'none' means undefined. | N/A | meta.code.class;pos.frame |
spectral_range_max | Spectral_range_max | Spectral range (frequency), upper limit | Hz | em.freq;stat.max |
spectral_range_min | Spectral_range_min | Spectral range (frequency), lower limit. | Hz | em.freq;stat.min |
spectral_resolution_max | Spectral_resolution_max | Spectral resolution, upper limit | N/A | spect.resolution;stat.max |
spectral_resolution_min | Spectral_resolution_min | Spectral resolution, lower limit. | N/A | spect.resolution;stat.min |
spectral_sampling_step_max | Spectral_sampling_step_max | Spectral sampling step, upper limit | Hz | em.freq;spect.binSize;stat.max |
spectral_sampling_step_min | Spectral_sampling_step_min | Spectral sampling step, lower limit. | Hz | em.freq;spect.binSize;stat.min |
target_class | Target_class | Type of target, from a controlled vocabulary. | N/A | src.class |
target_name | Target_name | Standard IAU name of target (from a list related to target class), case sensitive | N/A | meta.id;src |
time_exp_max | Time_exp_max | Integration time of the measurement, upper limit | s | time.duration;obs.exposure;stat.max |
time_exp_min | Time_exp_min | Integration time of the measurement, lower limit. | s | time.duration;obs.exposure;stat.min |
time_max | Time_max | Acquisition stop time (in JD), as UTC at time_refposition | d | time.end;obs |
time_min | Time_min | Acquisition start time (in JD), as UTC at time_refposition | d | time.start;obs |
time_sampling_step_max | Time_sampling_step_max | Sampling time for measurements of dynamical phenomena, upper limit | s | time.resolution;stat.max |
time_sampling_step_min | Time_sampling_step_min | Sampling time for measurements of dynamical phenomena, lower limit. | s | time.resolution;stat.min |
uncertainty_parameter | Uncertainty | Quality code (0 is best) as per http://www.minorplanetcenter.org/iau/info/UValue.html. Or: E -- the orbital eccentricity was assumed; D -- for one-opposition orbits this means a double (or multiple) designation is involved; F -- an e-assumed double (or multiple) designation is involved. | N/A | meta.code.error |
Columns that are parts of indices are marked like this.
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