11 Parthenope

asteroid

11 Parthenope[5] is a lairge, bricht main-belt asteroid.

11 Parthenope 11 Parthenope symbol.svg
Parthenope-asteroid.jpg
Discovery
Discovered biAnnibale de Gasparis
Discovery date11 Mey 1850
Designations
Pronunciation/pɑːrˈθɛnəp/ par-THEN-ə-pee
none
Main belt
AdjectivesParthenopean /ˌpɑːrθnəˈpən/,
Parthenopian /pɑːrθˈnpiən/[1]
Orbital chairactereestics[2]
Epoch 14 July, 2004 (JD 2453200.5)
Aphelion403.494 Gm (2.697 AU)
Perihelion330.297 Gm (2.208 AU)
366.896 Gm (2.453 AU)
Eccentricity0.100
1402.891 d (3.84 a)
19.02 km/s
333.562°
Inclination4.624°
125.637°
195.436°
Pheesical chairacteristics
Dimensions153.3 ± 3.1 km (IRAS)[2]
Mass6.15×1018 kg[3]
Mean density
3.28 ± 0.20 g/cm³[3]
0.0578 m/s²
0.0941 km/s
13.7204[2] h
Albedo0.180 (geometric[2]
Temperatur~174 K
Spectral teep
S-type asteroid[2]
8.68[4] to 12.16
6.55[2]
0.178" to 0.057"

ReferencesEedit

  1. "Parthenopean". Oxford English Dictionary (3rd ed.). Oxford University Press. September 2005. (Subscription or UK public leebrar membership required.), "Parthenopian". Oxford English Dictionary (3rd ed.). Oxford University Press. September 2005. (Subscription or UK public leebrar membership required.)
  2. 2.0 2.1 2.2 2.3 2.4 2.5 "JPL Small-Body Database Browser: 11 Parthenope". 2008-08-04 last obs. Retrieved 2008-11-13. Check date values in: |date= (help)
  3. 3.0 3.1 Jim Baer (2008). "Recent Asteroid Mass Determinations". Personal Website. Retrieved 6 December 2008.
  4. "AstDys (11) Parthenope Ephemerides". Department of Mathematics, University of Pisa, Italy. Retrieved 2010-06-26.
  5. Stressed on the seicont syllable, /pɑːrˈθɛnəp/ par-THEN-ə-pee.