1504 Lappeenranta

Lappeenranta
Discovery
Discovered by	L. Oterma
Discovery site	Turku
Discovery date	23 March 1939
Designations
MPC designation	1504
Named after	Lappeenranta
Alternative names	1939 FM
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	76.79 yr (28047 days)
Aphelion	2.7767738 AU (415.39945 Gm)
Perihelion	2.0211170 AU (302.35480 Gm)
Semi-major axis	2.398945 AU (358.8771 Gm)
Eccentricity	0.1574977
Orbital period	3.72 yr (1357.2 d)
Mean anomaly	321.83401°
Mean motion	0° 15^m 54.94^s / day
Inclination	11.04819°
Longitude of ascending node	94.89076°
Argument of perihelion	51.10115°
Earth MOID	1.0525 AU (157.45 Gm)
Jupiter MOID	2.30506 AU (344.832 Gm)
Jupiter Tisserand parameter	3.485
Physical characteristics
Mean radius	7000635000000000000♠6.35±0.6 km
Rotation period	15.190 h (0.6329 d)
Geometric albedo	6999193900000000000♠0.1939±0.042
Absolute magnitude (H)	11.88

1504 Lappeenranta (1939 FM) is a main-belt asteroid discovered on March 23, 1939, by L. Oterma at Turku.

References

↑ "1504 Lappeenranta (1939 FM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 27 April 2016.

Binzel, R.P. (1987) Icarus 72, 135-208.

External links

Discovery · Orbit diagram · Orbital elements · Physical parameters

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