Astronomy:546 Herodias
From HandWiki
Short description: Carbonaceous asteroid
| Discovery [1] | |
|---|---|
| Discovered by | P. Götz |
| Discovery site | Heidelberg Obs. |
| Discovery date | 10 October 1904 |
| Designations | |
| (546) Herodias | |
| Pronunciation | /hɪˈroʊdiəs/[2] |
| Named after | Herodias |
| 1904 PA | |
| Minor planet category | main-belt · (middle) Eunomian interloper |
| Orbital characteristics [1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 111.48 yr (40719 d) |
| |{{{apsis}}}|helion}} | 2.89852 astronomical unit|AU (433.612 Gm) |
| |{{{apsis}}}|helion}} | 2.29588 AU (343.459 Gm) |
| 2.59720 AU (388.536 Gm) | |
| Eccentricity | 0.116018 |
| Orbital period | 4.19 yr (1528.8 d) |
| Mean anomaly | 149.511° |
| Mean motion | 0° 14m 7.714s / day |
| Inclination | 14.8547° |
| Longitude of ascending node | 21.7900° |
| 108.626° | |
| Physical characteristics | |
| Dimensions | 66.02±3.8 km (mean)[3] |
| Mean radius | 33.01±1.9 km |
| Rotation period | 10.4 hours [4] 10.77 h (0.449 d) [1] |
| Geometric albedo | 0.0534 ± 0.007 [3] |
| C | |
| Absolute magnitude (H) | 9.70 [5] |
Herodias (minor planet designation: 546 Herodias) is a carbonaceous asteroid from the central regions of the asteroid belt, approximately 66 kilometers in diameter. It is an identified Eunomian interloper. It was named after the biblical character Herodias.
References
- ↑ 1.0 1.1 1.2 "546 Herodias (1904 PA)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=546;cad=1.
- ↑ "Herodias". Dictionary.com Unabridged. Random House. https://www.dictionary.com/browse/Herodias.
- ↑ 3.0 3.1 Tedesco (2004). "Supplemental IRAS Minor Planet Survey (SIMPS)". IRAS-A-FPA-3-RDR-IMPS-V6.0. Planetary Data System. http://www.psi.edu/pds/resource/imps.html.
- ↑ Székely et al. (2005). "CCD photometry of 23 minor planets". Planetary and Space Science 53 (9): 925–936. doi:10.1016/j.pss.2005.04.006. Bibcode: 2005P&SS...53..925S.
- ↑ Tholen (2007). "Asteroid Absolute Magnitudes". EAR-A-5-DDR-ASTERMAG-V11.0.. Planetary Data System. http://www.psi.edu/pds/resource/astermag.html.
External links
- Lightcurve plot of 546 Herodias, Palmer Divide Observatory, B. D. Warner (2009)
- (546) Herodias at AstDyS
- Asteroid Lightcurve Database (LCDB), query form (info )
- Dictionary of Minor Planet Names, Google books
- Asteroids and comets rotation curves, CdR – Observatoire de Genève, Raoul Behrend
- Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
- 546 Herodias at AstDyS-2, Asteroids—Dynamic Site
- 546 Herodias at the JPL Small-Body Database
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