Orbital parameters and uncertainties (gaiadr3.sso_orbits)

The table has 154741 rows, 15 columns.

Description

Orbital parameters and uncertainties computed from the sso_observation astrometric data. The content of the table is described in the DR3 publication DR3-DPACP-150.

Attribution

If you have used Gaia data in your research, please use the following acknowledgement:

This work has made use of data from the European Space Agency (ESA) mission Gaia (https://www.cosmos.esa.int/gaia), processed by the Gaia Data Processing and Analysis Consortium (DPAC, https://www.cosmos.esa.int/web/gaia/dpac/consortium). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement.

More information can be found on the credit and citation instructions page.

Columns

Name Type UCD Unit Description
number_mp integer meta.id
meta.main
SSO Number
denomination char meta.id Solar system object name
osc_epoch double time.epoch d Reference epoch for osculating orbit
mean_anomaly double src.orbital.meanAnomaly rad Mean anomaly
arg_perihelion double src.orbital.periastron rad Argument of perihelion
long_asc_node double src.orbital.node rad Longitude of ascending node
inclination double src.orbital.inclination rad Inclination
eccentricity double src.orbital.eccentricity Eccentricity
semi_major_axis double pos.distance
src.orbital
AU Semimajor axis
orbital_elements_var_covar_matrix double[] stat.covariance var-covar matrix on elliptical elements at reference Epoch
std_dev_semi_major_axis double stat.stdev AU Standard deviation on Semimajor axis
h_state_vector double[] pos ?AUAndAUPerDay? Heliocentric State Vector at reference Epoch
h_state_vector_var_covar_matrix double[] stat.covariance Covariance matrix of the State Vector
arc_length double time.interval d Orbital arc length spanned by the observations
num_observations integer meta.number Number of observations