823 Sisigambis
823 Sisigambis is an asteroid belonging to the Flora family in the Main Belt. Its diameter is about 17 km and it has an albedo of 0.179.[3] Its rotation period is unknown but appears to be greater than at least 12 hours.[4][5] The asteroid is named after Sisygambis, the mother of Darius III of Persia.
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelberg |
| Discovery date | 31 March 1916 |
| Designations | |
| (823) Sisigambis | |
| Pronunciation | /sɪsɪˈɡæmbɪs/[1] |
| 1916 ZG; A913 JB; 1937 QE; 1939 FA1; 1969 FN | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 100.04 yr (36540 d) |
| Aphelion | 2.4213 AU (362.22 Gm) |
| Perihelion | 2.0211 AU (302.35 Gm) |
| 2.2212 AU (332.29 Gm) | |
| Eccentricity | 0.090088 |
| 3.31 yr (1209.2 d) | |
| 176.61° | |
| 0° 17m 51.828s / day | |
| Inclination | 3.6456° |
| 255.028° | |
| 218.602° | |
| Earth MOID | 1.03763 AU (155.227 Gm) |
| Jupiter MOID | 2.65835 AU (397.683 Gm) |
| TJupiter | 3.641 |
| Physical characteristics | |
Mean radius | 8.315±0.7 km |
| 146 h (6.1 d) | |
| 0.1793±0.034 | |
| 11.2 | |
References
- Noah Webster (1884) A Practical Dictionary of the English Language
- "823 Sisigambis (1916 ZG)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 4 May 2016.
- Psi.edu Archived 2009-08-17 at the Wayback Machine
- "Asteroid Lightcurve Parameters". Archived from the original on 19 November 2003. Retrieved 3 November 2008.
- Adsabs.harvard.edu
External links
- 823 Sisigambis at AstDyS-2, Asteroids—Dynamic Site
- 823 Sisigambis at the JPL Small-Body Database
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.