3915 Fukushima

3915 Fukushima
Discovery [1]
Discovered byM. Yanai
K. Watanabe
Discovery siteKitami Obs.
Discovery date15 August 1988
Designations
(3915) Fukushima
Named after
Hisao Fukushima
(Japanese amateur astronomer)[2]
1988 PA1 · 1926 GQ
1935 UL · 1935 UX
1950 QT · 1975 EX5
1977 TV7 · 1977 TW3
1979 FH1 · 1983 EM
main-belt · (inner) [3]
Orbital characteristics [1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc91.05 yr (33,256 days)
Aphelion2.5392 AU
Perihelion2.3394 AU
2.4393 AU
Eccentricity0.0410
3.81 yr (1,392 days)
238.57°
0° 15m 31.32s / day
Inclination14.431°
173.51°
143.54°
Physical characteristics
Dimensions20.38±1.6 km (IRAS:9)[4]
21.993±0.052[5]
22.354±0.031 km[6]
22.82±0.38 km[7]
8.40±0.01 h[8]
9.41±0.01 h[9]
9.4177±0.0004 h[10]
9.418±0.001 h[11]
0.0441±0.0015[6]
0.046±0.002[7]
0.051±0.002[5]
0.0561±0.010 (IRAS:9)[4]
P [6] · C [3]
12.2[3][4][6][7] · 12.3[1]

3915 Fukushima, provisional designation 1988 PA1, is a carbonaceous asteroid from the inner regions of the asteroid belt, approximately 21 kilometers in diameter.

It was discovered on 15 August 1988, by Japanese astronomers Masayuki Yanai and Kazuro Watanabe at the Kitami Observatory in eastern Hokkaido, Japan, and named after amateur astronomer Hisao Fukushima.[2][12]

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