mercoledì 14 giugno 2017

C/2017 K2 PanSTARRS - 2017/06/13

C2017K2_PanSTARRS_20170613UT0423_rev1

C/2017 K2 (PANSTARRS)
Adding observations by H06 (thanks to Adriano Valvasori)
Orbit:
Epoch 2017 May 28.0
Perihelion date 2023 Jan 4 +/- 16 TT
a = 376 +/- 553 AU
e = 0.99519 +/- 0.00516
i = 87.513 +/- 0.022°
Peri = 236.41 +/- 0.45°
Node = 88.60 +/- 0.23°
M = 359.72 +/- 0.52°
q = 1.81006 +/- 0.00344 AU
Period 7301 years
Findorb, 123 of 128 observations May 21 - June 14, mean residual 0.42"
With constraint e=1:
Perihelion date 2022 Dec 20.31 +/- 1.23 TT
i = 87.519 +/- 0.021°
Peri = 235.996 +/- 0.037°
Node = 88.54 +/- 0.22°
q = 1.81271 +/- 0.00177 AU
123 of 128 observations May 21 - June 14, mean residual 0.42"
Chance for e>1: 18% (0.93 sigma)