151P/Helin
Last updated 2018 Dec. 7
+ Orbit O-C
151P/Helin
From 389 observations 1987 Sept. 18-2016 Jan. 6, mean residual 0".54.
Epoch = 2015 Oct. 25.0 TT JDT = 2457320.5
T = 2015 Oct. 8.0777797670 TT +/- 0.0002303613 -0.0000000001
Peri. = 216.2662538196 +/- 0.0001963045 0.0000000006
Node = 143.1553838030 (2000.0) +/- 0.0001928108 -0.0000000004
Incl. = 4.7195299943 +/- 0.0000231623 0.0000000000
q = 2.4737754695 AU +/- 0.0000022538 0.0000000000
e = 0.5721632578 +/- 0.0000003640 -0.0000000000
a = 5.7820547542 AU +/- 0.0000012466
n = 0.0708893140 +/- 0.0000000229
P = 13.9034730687 years +/- 0.0000044964
151P Helin *18810624.55770 3.0725625 0.5240109 200.07131 164.35604 4.78702 18810609 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 16.40 6.4551116
Jupiter 0.6745 18830426.5
151P Helin *18960828.05353 2.9466447 0.5192209 205.10778 154.36581 5.42428 18960829 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 15.17 6.1288953
151P Helin *19111010.03028 2.9453832 0.5195534 204.81441 154.24856 5.42649 19111011 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 15.18 6.1305115
151P Helin *19261219.64190 2.9825948 0.5240303 204.28237 152.76441 5.41766 19261231 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 15.69 6.2663542
151P Helin *19420612.02472 2.9582557 0.5221588 203.99697 152.79780 5.43095 19420610 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 15.40 6.1908763
Saturn 0.8740 19511130.8
151P Helin *19570918.97283 2.8086073 0.5380198 205.95377 151.53751 5.36708 19570830 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 14.99 6.0794969
151P Helin *19720926.18355 2.7916714 0.5380080 207.30498 150.91754 5.37047 19721010 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 14.85 6.0426834
Satuen 0.3644 19810114.0
151P/1987 Q3 Helin 19870812.18311 2.5713754 0.5665132 216.27262 143.73279 4.68664 19870724 389 19870918 20160106 10.5 15.0 h3E2 0.5 1 Kinoshita P 14.45 5.9318431
151P/2001 M1 Helin 20010923.72681 2.5308622 0.5655842 215.42373 143.53650 4.71692 20010908 389 19870918 20160106 10.5 15.0 h3E2 0.5 2 Kinoshita P 14.06 5.8258989
151P Helin 20151008.07778 2.4737755 0.5721633 216.26625 143.15538 4.71953 20151025 389 19870918 20160106 10.5 15.0 h3E2 0.5 3 Kinoshita P 13.90 5.7820548
151P Helin *20290818.15173 2.4727273 0.5723971 216.05379 143.04161 4.72110 20290812 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 13.91 5.7827654
151P Helin *20430724.00302 2.4553401 0.5737987 217.03263 142.57809 4.72336 20430710 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 13.83 5.7609865
151P Helin *20570606.32212 2.4938385 0.5742875 216.68134 141.85876 4.70425 20570606 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 14.18 5.8580342
151P Helin *20710628.82318 2.4848058 0.5739096 216.42608 141.88125 4.70022 20710613 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 14.08 5.8316400
Jupiter 0.8004 20730629.5
151P Helin *20840916.15458 2.3751449 0.5746398 215.27629 139.28815 5.13749 20840912 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 13.19 5.5838436
151P Helin *20971205.39774 2.3739958 0.5744116 215.66040 139.21870 5.14517 20971213 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 13.17 5.5781498
151P Helin *21110117.38466 2.3643782 0.5748810 215.48398 139.13183 5.15036 21110204 389 19870918 20160106 10.5 15.0 h3E2 0.5 x Kinoshita P 13.12 5.5616855
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