4130 Ramanujan
| Discovery and designation | |
|---|---|
| Discovered by | R. Rajamohan |
| Discovery site | Vainu Bappu Observatory |
| Discovery date | February 17, 1988 |
| Designations | |
Named after | Srinivasa Ramanujan |
| 1978 GU1, 1979 OF, 1983 HU1, 1985 PU1, 1988 DQ1 | |
| Main belt | |
| Orbital characteristics | |
| Epoch August 22, 2008 (JD 2454700.5) | |
| Aphelion | 476.150 Gm (3.183 AU) |
| Perihelion | 437.708 Gm (2.926 AU) |
| 456.929 Gm (3.054 AU) | |
| Eccentricity | 0.042 |
| 1949.772 d (5.34 a) | |
Average orbital speed | 17.03 km/s |
| 231.485° | |
| Inclination | 9.782° |
| 175.466° | |
| Physical characteristics | |
| Dimensions | ? km |
| Mass | ?×10? kg |
Mean density | ? g/cm³ |
Equatorial surface gravity | ? m/s² |
Equatorial escape velocity | ? km/s |
Sidereal rotation period | ? d |
| ?° | |
Pole ecliptic latitude | ? |
Pole ecliptic longitude | ? |
| 0.10? | |
| Temperature | ~159 K |
| ? | |
| 12.6 | |
|
| |
4130 Ramanujan is a main-belt asteroid discovered on February 17, 1988 by R. Rajamohan at the Vainu Bappu Observatory near Kavalur, India.
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