(52747) 1998 HM151 (provisional designation 1998 HM151) is a cubewano. It has a perihelion (closest approach to the Sun) at 41.902 AU and an aphelion (farthest approach from the Sun) at 47.500 AU. It is 116 km in diameter. It was discovered on 29 April 1998, by astronomers at the Mauna Kea Observatory, Hawaii.
| Discovery | |
|---|---|
| Discovered by | Mauna Kea Observatory |
| Discovery date | 29 April 1998 |
| Designations | |
| none | |
| TNO (cubewano)[1][2] | |
| Orbital characteristics[3] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 3 | |
| Observation arc | 2220 days (6.08 yr) |
| Aphelion | 47.072 AU (7.0419 Tm) |
| Perihelion | 41.859 AU (6.2620 Tm) |
| 44.465 AU (6.6519 Tm) | |
| Eccentricity | 0.058619 |
| 296.51 yr (108301 d) | |
| 316.41° | |
| 0° 0m 11.967s / day | |
| Inclination | 0.54451° |
| 63.952° | |
| 245.90° | |
| Physical characteristics | |
| 116 km[4] | |
| 7.9 | |
References
edit- ^ "MPEC 2009-R09 :Distant Minor Planets (2009 SEPT. 16.0 TT)". IAU Minor Planet Center. 4 September 2009. Retrieved 4 October 2009.
- ^ Marc W. Buie. "Orbit Fit and Astrometric record for 52747". SwRI (Space Science Department). Retrieved 4 October 2009.
2004-05-27 using 22 observations
- ^ "JPL Small-Body Database Browser: 52747 (1998 HM151)". NASA/Jet Propulsion Laboratory. Retrieved 6 April 2016.
- ^ List of known trans-Neptunian objects
External links
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