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JN001227(Tadami Fireball)

(update April 20 2001)

Orbital data of JN001227 (2000.12.27 18h41m09s (JST))

observed at Nikko by O.Yamanoi , at Hario st. by C.Shimoda and at Nagamachi st. by K.Sato
measured and reduced by C.Shimoda and Y.Shiba
computed by K.Ohtsuka

2000 December 27.4035 UT

App. Rad.: RA 358.3゚, Dec +38.8゚ (J2000)

Beg Point: λ 139゚ 17.66 E, φ 37゚ 28.74 N, H 66.5km
End Point: λ 139゚ 27.11 E, φ 37゚ 27.24 N, H 21.78km
angle ZR: 17.69゚, Path Length: 46.9 km

Corr. Rad.: RA 346.42゚, Dec +37.37゚ (J2000)

V∞ 12.2 km/sec
VG: 5.3 km/sec
VH: 34.6 km/sec

F  359.9゚
e  0.325       ω  180.1゚
q  0.984 AU      Ω  275.96゚ (J2000)
a  1.46 AU      i   5.56゚
P  1.76 year