(5647) Sarojininaidu Main-belt Asteroid
Discovered on 14 October 1990 by E. F. Helin at Palomar.
Sarojini Naidu (1879-1949) was an Indian poet. She advocated for non-violence as a means for social change and was responsible for much of the strategic planning that eventually led to Indian independence. She is well known for writing The Golden Threshold, a collection of poems.Naming citation (MPC batch dated 2019-08-27), IAU / Minor Planet Center, via NASA/JPL
Where Sarojininaidu is today
Seen from above the solar system on 2026-10-14: Sarojininaidu is 2.94 au from the Sun and 3.58 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5647 |
| Provisional designation | 1990 TZ |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.61 km (#6,057 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.297 |
| Rotation period | 6.14 hours |
| Spectral type | S |
| Absolute magnitude (H) | 12.29 |
| Orbital period | 3.77 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 1.77 – 3.08 au |
| Eccentricity | 0.270 |
| Inclination | 21.9° |
| Closest distance between its orbit and Earth's (MOID) | 0.840 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 14 October 1990
- (5622) Percyjulian
- (6447) Terrycole
- (6718) Beiglbock
- (7701) Zrzavy
- (7820) Ianlyon
- (8019) Karachkina
- (8020) Erzgebirge
- (8502) Bauhaus
- (8661) Ratzinger
- (10320) Reiland
- (11887) Echemmon
- (13055) Kreppein