305 Gordonia
Discovery | |
---|---|
Discovered by | Auguste Charlois |
Discovery date | 16 February 1891 |
Designations | |
Main belt | |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 123.90 yr (45255 d) |
Aphelion | 3.69187 AU (552.296 Gm) |
Perihelion | 2.49627 AU (373.437 Gm) |
3.09407 AU (462.866 Gm) | |
Eccentricity | 0.19321 |
5.44 yr (1987.9 d) | |
Average orbital speed | 16.92 km/s |
43.0648° | |
0° 10m 51.946s / day | |
Inclination | 4.44401° |
207.494° | |
261.346° | |
Earth MOID | 1.51624 AU (226.826 Gm) |
Jupiter MOID | 1.4969 AU (223.93 Gm) |
Jupiter Tisserand parameter | 3.190 |
Physical characteristics | |
Dimensions | ±1.5 km 49.17 |
Mass | unknown |
Mean density | unknown |
Equatorial surface gravity | unknown |
Equatorial escape velocity | unknown |
12.893 h (0.5372 d)[1] 12.89 ± 0.01 hours[2] | |
±0.014 0.2269 | |
Temperature | unknown |
unknown | |
8.77 | |
|
305 Gordonia is a fairly typical, although sizeable Main belt asteroid.[3]
It was discovered by Auguste Charlois on February 16, 1891 in Nice and named after James Gordon Bennett Jr, patron.
The light curve of 305 Gordonia shows a periodicity of 12.89 ± 0.01 hours, during which time the brightness of the object varies by 0.17 ± 0.03 in magnitude.[2]
References
- 1 2 "305 Gordonia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
- 1 2 Menke, John; et al. (October 2008), "Asteroid Lightcurve Analysis at Menke Observatory", The Minor Planet Bulletin, 35 (4): 155–160, Bibcode:2008MPBu...35..155M
- ↑ Dynamics of comets and asteroids and their role in earth history. Shin Yabushita, J. Henrard. p.243
External links
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