1863 Antinous

1863 Antinous
Discovery[1]
Discovered byC. A. Wirtanen
Discovery siteLick Obs.
Discovery date7 March 1948
Designations
(1863) Antinous
Pronunciation/ænˈtɪnoʊəs/[2]
Named after
Antinous (Greek mythology)[3]
1948 EA
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc68.91 yr (25,168 days)
Earliest precovery date5 March 1948
Aphelion3.6293 AU
Perihelion0.8895 AU
2.2594 AU
Eccentricity0.6063
3.40 yr (1,240 days)
139.55°
0° 17m 24.72s / day
Inclination18.398°
346.48°
268.00°
Earth MOID0.1836 AU (71.5 LD)
Physical characteristics
Dimensions
  • 1.80 km (derived)[5]
  • 2.1 km (Gehrels)[1]
  • 3.16 km[6]
  • 3.23 km[7]
  • 4.02 h[8]
  • 4.386±0.004 h[9]
  • 7.453±0.005 h[10]
  • 7.4568±0.0017 h[a]
  • 7.471±0.005 h[b]

1863 Antinous /ænˈtɪnoʊəs/, provisional designation 1948 EA, is a stony asteroid and near-Earth object, approximately 2–3 kilometers in diameter. It was discovered on 7 March 1948 by American astronomer Carl Wirtanen at Lick Observatory on the summit of Mount Hamilton, California.[4] It was named after Antinous from Greek mythology.[3]

  1. ^ a b c d e f g h i Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ "Antinous". Dictionary.com Unabridged (Online). n.d.
  3. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
  4. ^ a b Cite error: The named reference MPC-Antinous was invoked but never defined (see the help page).
  5. ^ a b c d Cite error: The named reference lcdb was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference Harris-2011 was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference Trilling-2010 was invoked but never defined (see the help page).
  8. ^ a b Cite error: The named reference Binzel-1987b was invoked but never defined (see the help page).
  9. ^ a b Cite error: The named reference Harris-1999a was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Warner-2016j was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference Thomas-2011b was invoked but never defined (see the help page).
  12. ^ a b Cite error: The named reference Carry-2016 was invoked but never defined (see the help page).
  13. ^ Cite error: The named reference Pravec-2012b was invoked but never defined (see the help page).


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