한국   대만   중국   일본 
??????? - ??????????? Jump to content

???????

???????????, ??? ????????? ???????????.
???????
Himalia as seen by spacecraft Cassini
?????????
???????????? C. D. Perrine
?????????? ????? December 3, 1904
??????????
???????? / h a? ? m e? l i ? / hy- MAY -lee-? or / h ? ? m l i ? / hi- MAH -lee-?
Adjectives ???????
??????????????? ?????????
Periapsis 9,782,900 km
Apoapsis 13,082,000 km
??????????????? ?????? ???
11,460,000 km [1]
??????????????? 0.16 [1]
250.56 d (0.704 a ) [1]
3.312 km/s
??????
?????????? Jupiter
????? ?????????
?????? ???
75 ± 10 × 60 ± 10 km ( Cassini estimate) [2]
85 ± ?? km [3] (ground-based estimate) [2]
102.8 × 70.7 km (stellar occultation) [4]
~90,800 km 2
???????? ~2,570,000 km 3
?????? 6.7 × 10 18 kg [3]
4.19 × 10 18 kg
?????? ????????
2.6 g/cm 3 (assumed) [3]
1.63 g/cm 3 (assuming radius 85 km) [5]
~0.062 m/s 2 (0.006 g)
~0.100 km/s
7.782 h [6]
?????? 0.04 [3] [2]
?????? ~124 K
14.6 [3]
???????. 4.4 ??????? ??.??. ???? ?????? ???????? ?????? ?????????? ???????? ??????

????????????? ??? ?????????? ??????? . 1904 ???? ????????? ??????????????. 11.48 ??????? ??.??. ???? ???? 28° ?????? 251 ????? ?????? ???????? ?????????? ????????????? ??? ????????? ?????????? ????????????. ??????? 186 ??.??. ??? ??????? ??????.1904 ?????? ???????? ???? ??????????????? ????? ?????? ????? ????????? ?????????????.

???? ????? [ ????????? ]

????????? [ ????????? ]

  1. 1.0 1.1 1.2 1.3 Jacobson, R. A. (2000). "The orbits of outer Jovian satellites" (PDF) . Astronomical Journal . 120 (5): 2679?2686. Bibcode : 2000AJ....120.2679J . doi : 10.1086/316817 .
  2. 2.0 2.1 2.2 Porco, Carolyn C.; et al. (March 2003). "Cassini Imaging of Jupiter's Atmosphere, Satellites, and Rings" (PDF) . Science . 299 (5612): 1541?1547. Bibcode : 2003Sci...299.1541P . doi : 10.1126/science.1079462 . PMID   12624258 .
  3. 3.0 3.1 3.2 3.3 3.4 "Planetary Satellite Physical Parameters" . JPL (Solar System Dynamics). 2008-10-24 . Retrieved 2008-12-11 .
  4. "Jupiter (06) Himalia" . www.asteroidoccultation.com . 12 May 2018. Archived from the original on 2018-07-24 . Retrieved 23 July 2018 . {{ cite web }} : Cite uses deprecated parameter |authors= ( help )
  5. Density = GM / G / ( Volume of a sphere of 85km) = 1.63 g / cm 3
  6. Pilcher, Frederick; Mottola, Stefano; Denk, Tilmann (2012). "Photometric lightcurve and rotation period of Himalia (Jupiter VI)". Icarus . 219 (2): 741?742. Bibcode : 2012Icar..219..741P . doi : 10.1016/j.icarus.2012.03.021 .



????? ???????? [ ????????? ]