1508 Kemi

1508 Kemi
Shape model of Kemi from its lightcurve
Discovery[1]
Discovered byH. Alikoski
Discovery siteTurku Obs.
Discovery date21 October 1938
Designations
(1508) Kemi
Named after
Kemi and Kemi River[2]  
(Finnish town and river)
1938 UP · 1935 FA
1938 UO
Mars-crosser[1][3][4]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc81.79 yr (29,873 days)
Aphelion3.9264 AU
Perihelion1.6167 AU
2.7716 AU
Eccentricity0.4167
4.61 yr (1,685 days)
354.04°
0° 12m 48.96s / day
Inclination28.723°
14.298°
92.892°
Mars MOID0.3966 AU
Physical characteristics
Dimensions15.78±1.58 km[5]
15.9±1.6 km[6]
16±2 km[7]
17.98±1.34 km[8]
21.86 km (calculated)[4]
9.15 h[9]
9.19±0.05 h[10]
9.19182±0.00005 h[11]
9.196±0.001 h[12][a]
11.36 h[13]
0.057 (assumed)[4]
0.084±0.013[8]
0.109±0.022[5]
0.11±0.02[6][7]
Tholen = BCF[1]
SMASS = C[1][4]
B–V = 0.645[1]
U–B = 0.249[1]
12.03[1][4][5][6][7][8]

1508 Kemi, provisional designation 1938 UP, is an eccentric, carbonaceous asteroid and one of the largest Mars-crossers, approximately 17 kilometers in diameter. Discovered by Heikki Alikoski at Turku Observatory in 1938,[3] the asteroid was later named after the Finnish town of Kemi and the Kemi River.[2]

  1. ^ a b c d e f g h 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 Cite error: The named reference MPC-object was invoked but never defined (see the help page).
  4. ^ a b c d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  5. ^ a b c Cite error: The named reference Ali-Lagoa-2017 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 AKARI was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Sarneczky-1999 was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Jamieson-2004 was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference Hanus-2016a was invoked but never defined (see the help page).
  12. ^ Cite error: The named reference Koff-2004b was invoked but never defined (see the help page).
  13. ^ Cite error: The named reference Holliday-1995b was invoked but never defined (see the help page).


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