C/2015 XY1 (Lemmon)

Last updated 2017 Nov. 10

+ Orbit O-C

C/2015 XY1 (Lemmon)
From 259 observations 2015 Dec. 4-2017 Oct. 26, mean residual 0".43.

  Epoch  = 2018 May 2.0 TT               JDT = 2458240.5
      T  = 2018 Apr. 29.9132511707 TT    +/- 0.0061549113      -0.0000000035
   Peri. = 196.3518254604                +/- 0.0004545136       0.0000000004
   Node  = 281.6165909159 (2000.0)       +/- 0.0000250570      -0.0000000000
   Incl. = 148.8477025686                +/- 0.0000405869       0.0000000000
      q  =   7.9279721790 AU             +/- 0.0000286085      -0.0000000001
      e  =   1.0041615694                +/- 0.0000110824       0.0000000001
    1/a  =  -0.0005249223                +/- 0.0000014029
   orgi. =  +0.000016                    Q = 8
    fut. =  -0.000009
		
[Non short periodic comets index] [Main index] inserted by FC2 system