Back 194 اليتا (كويكب) ARZ (1194) Aletta Catalan (1194) Алетта CE (1194) Aletta German 1194 Αλέττα Greek 1194 Aletta Esperanto (1194) Aletta Spanish 1194 Aletta Basque سیارک ۱۱۹۴ Persian 1194 Aletta Finnish

1194 Aletta

1194 Aletta
Discovery[1]
Discovered byC. Jackson
Discovery siteJohannesburg Obs.
Discovery date13 May 1931
Designations
(1194) Aletta
Named after
Aletta Jackson
(discoverer's wife)[2]
1931 JG · 1946 KC
1962 SB
main-belt · (outer)[3]
Orbital characteristics[1]
Epoch 16 February 2017 (JD 2457800.5)
Uncertainty parameter 0
Observation arc85.07 yr (31,072 days)
Aphelion3.1812 AU
Perihelion2.6452 AU
2.9132 AU
Eccentricity0.0920
4.97 yr (1,816 days)
138.73°
0° 11m 53.52s / day
Inclination10.870°
291.32°
243.18°
Physical characteristics
Dimensions41.358±0.191 km[4]
42.67±0.77 km[5]
46.371±1.188 km[6]
55.22±20.92 km[7]
55.23 km (derived)[3]
55.39±1.4 km[8]
19.7±0.1 h[9]
20.39±0.01 h[10]
20.3903±0.2170 h[11]
0.03±0.03[7]
0.0333 (derived)[3]
0.0375±0.0065[6]
0.0479±0.003[8]
0.085±0.004[5]
0.087±0.011[4]
C[3]
10.2[5][6][8] · 10.5[12] · 10.6[1][3][7] · 10.644±0.001 (R)[11]

1194 Aletta, provisional designation 1931 JG, is a carbonaceous asteroid from the outer region of the asteroid belt, approximately 55 kilometers in diameter. It was discovered on 13 May 1931, by South African astronomer Cyril Jackson at Johannesburg Observatory in South Africa.[13] It was later named after the discoverer's wife Aletta Jackson.[2]

  1. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
  3. ^ a b c d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  4. ^ a b Cite error: The named reference Masiero-2014 was invoked but never defined (see the help page).
  5. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference WISE was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference Nugent-2015 was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference SIMPS was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Brinsfield-2008b was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Oey-2011d was invoked but never defined (see the help page).
  11. ^ a b Cite error: The named reference Waszczak-2015 was invoked but never defined (see the help page).
  12. ^ Cite error: The named reference Faure-2009 was invoked but never defined (see the help page).
  13. ^ Cite error: The named reference MPC-Aletta was invoked but never defined (see the help page).
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