(7341) 1991 VK is a near-Earth minor planet in the Apollo group. It was discovered by Eleanor F. Helin and Kenneth J. Lawrence at the Palomar Observatory in California on 1 November 1991. It is listed as a potentially hazardous object.[1] Every 5 years (from 1946 through 2091) the asteroid makes a close approach to the Earth.[3] The most recent close approach to Earth was on Jan 25, 2017; the next close approach will be on Jan 25, 2022 at a distance of 0.064 AU (9,600,000 km; 5,900,000 mi).[3]
| Discovery[1] | |
|---|---|
| Discovered by | E. Helin K. Lawrence |
| Discovery site | Palomar Obs. |
| Discovery date | 1 November 1991 |
| Designations | |
| Apollo NEO, PHA[1] | |
| Orbital characteristics[1] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 7974 days (21.83 yr) |
| Aphelion | 2.7751 AU (415.15 Gm) |
| Perihelion | 0.90889 AU (135.968 Gm) |
| 1.8420 AU (275.56 Gm) | |
| Eccentricity | 0.50657 |
| 2.50 yr (913.12 d) | |
| 216.02° | |
| 0° 23m 39.3s / day | |
| Inclination | 5.4193° |
| 294.87° | |
| 173.37° | |
| Physical characteristics | |
| 1.4 km[2] | |
| 4.2096 h (0.17540 d)[1] | |
| 16.7[1] | |
See also
editReferences
edit- ^ a b c d e f "JPL Small-Body Database Browser: 7341 (1991 VK)". JPL Small-Body Database. Retrieved 4 April 2016.
2012-06-07 last obs
- ^ "( 7341) 1991 VK". The Near-Earth Asteroids Data Base at E.A.R.N. Archived from the original on 9 June 2012. Retrieved 16 June 2012.
- ^ a b "JPL Close-Approach Data: 7341 (1991 VK)". Retrieved 13 June 2012.
2012-06-07 last obs
External links
edit- (7341) 1991 VK at NeoDyS-2, Near Earth Objects—Dynamic Site
- (7341) 1991 VK at ESA–space situational awareness
- (7341) 1991 VK at the JPL Small-Body Database
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