Romulus (moon)

Romulus
Adaptive Optics observations of (87) Sylvia, showing its two satellites, Remus and Romulus.
Discovery[1]
Discovered by
Discovery date18 February 2001
Designations
Sylvia I
Pronunciation/ˈrɒmjʊləs/
Named after
Rōmulus
  • (87) Sylvia I Romulus
  • S/2001 (87) 1
Main belt (Cybele)
AdjectivesRomulian,[2] -ean[3]
(both /rɒˈmjuːliən/)
Orbital characteristics[4]
Epoch 1 September 2004 (JD 1795812.5)
1351.35±0.1 km
Eccentricity0.0069±0.0037
3.6496+0.025
−0.024
 d
27.0 m/s
167°±23°
Inclination1.7°±1.0°
(with respect to Sylvia equator)
93.17°±1.85°
175°±23°
Satellite of87 Sylvia
Physical characteristics
Dimensions10.8±5.6 km[4]
Mass9.319+20.7
−8.3
×1014 kg
[4]
Equatorial escape velocity
~ 4.8 m/s (estimate) [citation needed]
10.7[5]

Romulus is the outer and larger moon of the main-belt asteroid 87 Sylvia. It follows an almost-circular and close-to-equatorial orbit around the asteroid. In this respect it is similar to the other Sylvian moon Remus.

  1. ^ IAUC 7588, announcing the discovery of S/2001 (87) 1
  2. ^ Clark (1919) History of Roman private law, v. 3
  3. ^ Rodríguez-Adrados, van Dijk, & Ray (2000) History of the Graeco-Latin Fable
  4. ^ a b c Fang, Julia; Margot, Jean-Luc; Rojo, Patricio (16 July 2012). "Orbits, Masses, and Evolution of Main Belt Triple (87) Sylvia". The Astronomical Journal. 144 (2): 70. arXiv:1206.5755. Bibcode:2012AJ....144...70F. doi:10.1088/0004-6256/144/2/70. S2CID 55173059.
  5. ^ Cite error: The named reference Marchis05 was invoked but never defined (see the help page).