1213 Algeria

This article is about Algeria. For other uses, see Algeria (disambiguation).

1213 Algeria
Discovery[1]
Discovered byG. Reiss
Discovery siteAlgiers Obs.
Discovery date5 December 1931
Designations
(1213) Algeria
Named after
Algeria (country)[2]
1931 XD
main-belt · (outer)[3]
Orbital characteristics
Epoch 16 February 2017 (JD 2457800.5)
Uncertainty parameter 0
Observation arc84.53 yr (30,873 days)
Aphelion3.5408 AU
Perihelion2.7442 AU
3.1425 AU
Eccentricity0.1267
5.57 yr (2,035 days)
168.11°
0° 10m 36.84s / day
Inclination13.064°
271.54°
108.60°
Physical characteristics
Dimensions29.175±0.251[4]
30.189±0.239 km[5]
30.6±3.1 km[6]
31±3 km[7]
33.08 km (derived)[3]
33.20±4.7 km (IRAS:3)[8]
33.51±0.78 km[9]
34.46±0.67 km[10]
16 h[11]
0.057±0.010[9][4]
0.0586 (derived)[3]
0.06±0.01[7]
0.07±0.01[6]
0.076±0.003[10]
0.0767±0.027 (IRAS:3)[8]
0.0934±0.0106[5]
C[3]
10.8[5][8][10]
11.1[1][3][6][7][9]
11.33±0.30[12]

1213 Algeria (provisional designation 1931 XD) is a carbonaceous asteroid from the outer region of the asteroid belt, approximately 32 kilometers in diameter. Discovered by Guy Reiss at Algiers Observatory in 1931, it was named after the North African country of Algeria.

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  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 WISE was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference Ali-Lagoa-2016 was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference Ali-Lagoa-2013 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. ^ a b c Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).
  10. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference geneva-obs was invoked but never defined (see the help page).
  12. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).