944 Hidalgo
A centaur about 38 km across, 5.7 AU out and 13.7 years to a lap of the Sun.
Where it is right now
944 Hidalgo is in Triangulum Australe, 8.96 AU away, magnitude 20.6.
Computed for 2 August 2026, 17:00 UTC, and recomputed at least hourly. This page is cached, so treat the line above as accurate to the hour rather than to the second. The map shows the live position.
Position from a Kepler propagation of the published elements below, accurate to about an arcminute.
Facts
Every line carries the source it came from.
- Diameter
- 38 kmSource: NASA/JPL Small-Body Database
- Orbital period
- 13.7 yearsSource: NASA/JPL Small-Body Database
- Distance from the Sun
- 5.729 AU on averageSource: NASA/JPL Small-Body Database
- Orbit shape
- eccentricity 0.662, inclined 42.5 degrees to the eclipticSource: NASA/JPL Small-Body Database
- Class
- CentaurSource: NASA/JPL Small-Body Database
- Discovered
- 1920-Oct-31 by Baade, W.Source: NASA/JPL Small-Body Database
Physical size
- Mean radius
- 19.0 km
- Diameter
- 38 km across
- Absolute magnitude H
- 10.55
Orbit
Elements are heliocentric, referred to the J2000.0 ecliptic.
- Average distance from the Sun
- 5.729 AU (857.0 million km)
- Closest and furthest
- 1.936 AU (289.6 million km) to 9.522 AU (1,424.4 million km)
- Eccentricity
- 0.6621, highly elongated
- Inclination to the ecliptic
- 42.52 degrees
- Orbital period
- 13.7 years (5,008 days)
- Longitude of ascending node
- 21.33 degrees
- Argument of periapsis
- 56.63 degrees
- Mean anomaly at J2000.0
- 225.63 degrees
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Catalog id hidalgo. 3,172 objects on the map, of which 171 are hand-authored with sourced facts.