(129963) Marvinwalthall Main-belt Asteroid
Discovered on 2 October 1999 by CSS at Catalina.
Marvin Walthall (b. 1983) worked as an optical and stray light analyst on the OSIRIS-REx Asteroid Sample Return Mission OCAMS camera.Naming citation (MPC batch dated 2016-11-14), IAU / Minor Planet Center, via NASA/JPL
Where Marvinwalthall is today
Seen from above the solar system on 2026-10-14: Marvinwalthall is 2.69 au from the Sun and 3.00 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 129963 |
| Provisional designation | 1999 TZ296 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.42 km (#14,184 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0460 |
| Absolute magnitude (H) | 16.53 |
| Orbital period | 3.70 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 2.06 – 2.72 au |
| Eccentricity | 0.137 |
| Inclination | 2.86° |
| Closest distance between its orbit and Earth's (MOID) | 1.05 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Marvin
All asteroids named after someone called Marvin
Also discovered on 2 October 1999
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- (12935) Zhengzhemin
- (13406) Sekora
- (16087) Rhythmgarg
- (16094) Scottmccord
- (20629) Robert
- (20631) Stefuller
- (20632) Carlyrosser
- (20633) Robertluther
- (20634) Marichardson
- (20635) Robinandrews
- (20636) Romanhirsch