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Discovery[1] and designation
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|---|---|
| Discovered by | JPL Near Earth Asteroid Tracking Program |
| Discovery date | July 19, 2001 |
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Designations
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| Named after | Kalpana Chawla |
| Alternate name(s) | 2001 OB34 |
| Minor planet category |
Main belt |
| Epoch February 4, 2008 (JD 2454500.5) | |
| Aphelion | 497.540 Gm (3.326 AU) |
| Perihelion | 422.857 Gm (2.827 AU) |
| Semi-major axis | 460.199 Gm (3.076 AU) |
| Eccentricity | 0.081 |
| Orbital period | 1970.735 d (5.40 a) |
| Average orbital speed | 16.95 km/s |
| Mean anomaly | 328.984° |
| Inclination | 9.577° |
| Longitude of ascending node | 14.358° |
| Dimensions | ? km |
| Mass | ?×10? kg |
| Mean density | ? g/cm³ |
| Equatorial surface gravity | ? m/s² |
| Equatorial escape velocity | ? km/s |
| Sidereal rotation period |
? d |
| Axial tilt | ?° |
| Pole ecliptic latitude | ? |
| Pole ecliptic longitude | ? |
| Geometric albedo | 0.10 |
| Temperature | ~159 K |
| Spectral type | ? |
| Absolute magnitude (H) | 13.4 |
51826 Kalpanachawla (2001 OB34) is an asteroid named for Indian-born astronaut Kalpana Chawla,[3] who was killed in the STS-107 (Columbia) space shuttle reentry disaster on February 1, 2003. 51826 Kalpanachawla was discovered on July 19, 2001 at Palomar Observatory by the JPL Near Earth Asteroid Tracking Program. [4]
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