C/2017 S7 (Lemmon)

Last updated 2018 Mar. 24
Discovery CBETs CBET 4438

+ Orbit O-C

C/2017 S7 (Lemmon)
From 129 observations 2016 Dec. 18-2018 Jan. 20, mean residual 0".44.

  Epoch  = 2017 June 16.0 TT             JDT = 2457920.5
      T  = 2017 May 28.0630436424 TT     +/- 0.0242443005      -0.0000000087
   Peri. = 187.7584816262                +/- 0.0015856754      -0.0000000006
   Node  = 262.7868556044 (2000.0)       +/- 0.0000321888      -0.0000000000
   Incl. = 124.2196810093                +/- 0.0000881875       0.0000000000
      q  =   7.6145487403 AU             +/- 0.0000336430      -0.0000000000
      e  =   1.0023820047                +/- 0.0000251456      -0.0000000000
    1/a  =  -0.0003128228                +/- 0.0000033033
   orgi. =  +0.000085                    Q = 8
    fut. =  +0.000086
[Non short periodic comets index] [Main index] inserted by FC2 system