Circular No. 5289 Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION Postal Address: Central Bureau for Astronomical Telegrams Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. Telephone 617-495-7244/7440/7444 (for emergency use only) TWX 710-320-6842 ASTROGRAM CAM EASYLINK 62794505 MARSDEN or GREEN@CFA.BITNET MARSDEN or GREEN@CFAPS2.SPAN 1991 JX The following orbital elements by B. G. Marsden, Center for Astrophysics, from 37 observations May 9-June 6, correspond to those for epoch 1991 Dec. 10.0 ET published on MPC 18443: Epoch = 1991 July 3.0 ET T = 1991 June 25.5596 ET Peri. = 64.5075 e = 0.599561 Node = 212.1691 1950.0 q = 1.011880 AU Incl. = 2.3188 a = 2.526926 AU n = 0.2453665 P = 4.017 years 1991 ET R.A. (1950) Decl. Delta r V June 13 19 09.27 +46 36.5 0.034 1.025 13.7 14 19 56.70 +47 09.9 15 20 40.02 +46 35.2 0.037 1.021 14.2 16 21 17.19 +45 13.8 17 21 47.90 +43 27.2 0.042 1.018 14.7 18 22 12.87 +41 31.3 19 22 33.14 +39 35.9 0.049 1.016 15.1 20 22 49.69 +37 46.3 21 23 03.34 +36 04.9 0.057 1.014 15.5 22 23 14.72 +34 32.3 23 23 24.33 +33 08.4 0.065 1.012 15.8 24 23 32.52 +31 52.6 25 23 39.59 +30 44.1 0.073 1.012 16.1 26 23 45.75 +29 42.2 27 23 51.15 +28 46.1 0.082 1.012 16.3 28 23 55.93 +27 55.1 29 0 00.20 +27 08.7 0.091 1.013 16.5 30 0 04.03 +26 26.3 July 1 0 07.48 +25 47.3 0.100 1.014 16.6 2 0 10.61 +25 11.6 3 0 13.46 +24 38.5 0.109 1.017 16.8 8 0 24.52 +22 24.9 13 0 31.90 +20 46.1 0.153 1.038 17.2 18 0 36.77 +19 26.7 23 0 39.73 +18 17.8 0.193 1.074 17.5 1991 June 13 (5289) Daniel W. E. Green
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