C/2015 XY1 (Lemmon)

Last updated 2018 May 7

+ Orbit O-C

C/2015 XY1 (Lemmon)
From 412 observations 2015 Dec. 4-2018 Apr. 10, mean residual 0".48.

  Epoch  = 2018 May 2.0 TT               JDT = 2458240.5
      T  = 2018 Apr. 29.9068659483 TT    +/- 0.0030518134       0.0000000034
   Peri. = 196.3512786820                +/- 0.0001980628       0.0000000002
   Node  = 281.6165564747 (2000.0)       +/- 0.0000130241      -0.0000000000
   Incl. = 148.8477518494                +/- 0.0000253090      -0.0000000000
      q  =   7.9280024986 AU             +/- 0.0000138855       0.0000000000
      e  =   1.0041585656                +/- 0.0000087640       0.0000000000
    1/a  =  -0.0005245414                +/- 0.0000011070
   orgi. =  +0.000017                    Q = 8
    fut. =  -0.000008
		
[Non short periodic comets index] [Main index] inserted by FC2 system