asteroid 1943 Anteros
E903547
Asteroid 1943 Anteros is a near-Earth Apollo-group asteroid notable for its relatively close approaches to Earth and its role in studies of asteroid orbits and compositions.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| 1943 Anteros | 0 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Apollo asteroid
ⓘ
Mars-crossing asteroid ⓘ minor planet ⓘ near-Earth asteroid ⓘ |
| absoluteMagnitude_H | 15.8 ⓘ |
| albedo | 0.15 ⓘ |
| aphelionDistance_au | 1.796 ⓘ |
| argumentOfPerihelion_deg | ~346 ⓘ |
| belongsToDynamicalClass | Near-Earth Object ⓘ |
| catalog |
JPL Small-Body Database
NERFINISHED
ⓘ
Minor Planet Center database NERFINISHED ⓘ |
| crossesMarsOrbit | true ⓘ |
| diameter_km | 2.0 ⓘ |
| discoveredAt | Palomar Observatory NERFINISHED ⓘ |
| discoverer | James W. Young NERFINISHED ⓘ |
| discoveryDate | 1973-03-13 ⓘ |
| eccentricity | 0.256 ⓘ |
| hasCloseApproachesTo | Earth NERFINISHED ⓘ |
| hasOrbitType | Earth-crossing orbit ⓘ |
| hasPhysicalProperty |
irregular shape
ⓘ
stony composition ⓘ |
| inclination_deg | 8.7 ⓘ |
| isSubjectOf |
photometric lightcurve studies
ⓘ
spectroscopic studies ⓘ |
| longitudeOfAscendingNode_deg | ~347 ⓘ |
| meanAnomaly_deg | ~40 ⓘ |
| minimumOrbitIntersectionDistanceWithEarth_au | 0.063 ⓘ |
| mpcNumber | 1943 ⓘ |
| namedAfter |
Anteros
NERFINISHED
ⓘ
Greek god of requited love Anteros NERFINISHED ⓘ |
| observedBy |
optical telescopes
ⓘ
radar observations ⓘ |
| orbitalGroup | Apollo group ⓘ |
| orbitalPeriod_days | 621 ⓘ |
| orbitalPeriod_years | 1.70 ⓘ |
| parentStar | Sun NERFINISHED ⓘ |
| perihelionDistance_au | 1.064 ⓘ |
| perihelionIsInsideEarthOrbit | true ⓘ |
| provisionalDesignation | 1973 EC NERFINISHED ⓘ |
| riskCategory | not classified as potentially hazardous asteroid ⓘ |
| rotationPeriod_hours | 2.87 ⓘ |
| semiMajorAxis_au | 1.430 ⓘ |
| solarSystemRegion | inner Solar System ⓘ |
| spectralType | S-type asteroid ⓘ |
| usedFor |
studies of asteroid compositions
ⓘ
studies of asteroid orbits ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.