1555 Dejan

1555 Dejan
Shape model of Dejan from its lightcurve
Discovery[1]
Discovered byF. Rigaux
Discovery siteUccle Obs.
Discovery date15 September 1941
Designations
(1555) Dejan
Named after
Dejan Đurković (son of astronomer Petar Đurković)[2]
1941 SA · 1932 PC
1934 CD1 · 1954 NJ
main-belt · (middle)[3]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc84.64 yr (30,913 days)
Aphelion3.4332 AU
Perihelion1.9442 AU
2.6887 AU
Eccentricity0.2769
4.41 yr (1,610 days)
71.768°
0° 13m 24.96s / day
Inclination6.0200°
318.08°
47.825°
Physical characteristics
Dimensions19.21 km (calculated)[3]
21.77±7.25 km[4]
23.199±0.314 km[5][6]
24.04±0.48 km[7]
16.960±0.002 h[8]
0.053±0.006[5]
0.0531±0.0056[6]
0.068±0.003[7]
0.08±0.09[4]
0.10 (assumed)[3][a]
S/C[3][a]
11.65[4] · 11.70[1][3][6][7]

1555 Dejan, provisional designation 1941 SA, is an asteroid from the background population of the central regions of the asteroid belt, approximately 22 kilometers in diameter. It was discovered on 15 September 1941, by Belgian astronomer Fernand Rigaux at the Royal Observatory of Belgium in Uccle.[9] The asteroid was named after Dejan Đurković, son of Serbian astronomer Petar Đurković.

  1. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ 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 c Cite error: The named reference Nugent-2016 was invoked but never defined (see the help page).
  5. ^ a b Cite error: The named reference Masiero-2011 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 AKARI was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference Brines-2017 was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference MPC-object was invoked but never defined (see the help page).


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