The following orbital elements are taken from MPC 85835: P/2013 V3 (Nevski)Epoch 2013 Nov. 4.0 TT = JDT 2456600.5T 2013 Oct. 29.2577 TT MPCq 1.373627 (2000.0) P Qn 0.0362581 Peri. 339.0744 +0.1292517 -0.8457244a 9.040643 Node 100.4471 +0.9680736 -0.0054643e 0.848061 Incl. 31.7664 +0.2147731 +0.5335920P 27.2From 275 observations 2013 Nov. 6-15, mean residual 0".6.不过 Reinder通过截止11月23日的数据认为这颗彗星的周期应该接近50年。 |