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 | |
Mean diameter | 1.4 km [2] |
4.2096 h (0.17540 d) [1] | |
16.7 [1] | |
(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]
2012-06-07 last obs
2012-06-07 last obs