C/2015 XY1 (Lemmon)

Last updated 2018 Dec. 23

+ Orbit O-C

C/2015 XY1 (Lemmon)
From 418 observations 2015 Dec. 4-2018 Oct. 15, mean residual 0".47.

  Epoch  = 2018 May 2.0 TT               JDT = 2458240.5
      T  = 2018 Apr. 29.9076999736 TT    +/- 0.0029086953       0.0000000032
   Peri. = 196.3513455276                +/- 0.0001872003       0.0000000002
   Node  = 281.6165573389 (2000.0)       +/- 0.0000125559      -0.0000000000
   Incl. = 148.8477507471                +/- 0.0000241109      -0.0000000000
      q  =   7.9280016624 AU             +/- 0.0000134946       0.0000000000
      e  =   1.0041617362                +/- 0.0000084216       0.0000000000
    1/a  =  -0.0005249414                +/- 0.0000010637
   orgi. =  +0.000016                    Q = 8
    fut. =  -0.000009
		
[Non short periodic comets index] [Main index] inserted by FC2 system