MPEC 2021-C254 : 2020 RQ33
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M.P.E.C. 2021-C254 Issued 2021 February 12, 15:10 UT The Minor Planet Electronic Circulars contain information on unusual minor planets and routine data on comets. They are published on behalf of Division F of the International Astronomical Union by the Minor Planet Center, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. Prepared using the Tamkin Foundation Computer Network MPC@CFA.HARVARD.EDU URL https://www.minorplanetcenter.net/ ISSN 1523-6714 2020 RQ33 Additional Observations: K20R33Q C2018 01 12.46766009 36 19.981+03 05 32.49 22.62GVEC254F51 K20R33Q C2018 01 12.47932409 36 19.378+03 05 36.21 23.05GVEC254F51 K20R33Q C2018 01 12.49101309 36 18.772+03 05 40.33 22.59GVEC254F51 K20R33Q C2018 01 12.53132509 36 16.736+03 05 53.81 22.14GVEC254F51 K20R33Q C2018 01 12.53261509 36 16.651+03 05 53.95 22.12GVEC254F51 K20R33Q C2018 02 11.43482509 05 34.052+07 51 16.31 22.92GVEC254F51 K20R33Q C2018 02 11.44688909 05 33.324+07 51 24.39 23.09GVEC254F51 K20R33Q C2018 02 11.45894209 05 32.583+07 51 32.49 22.51GVEC254F51 Observer details: F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD. Orbital elements: 2020 RQ33 Earth MOID = 0.3131 AU Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres M 0.56882 (2000.0) P Q n 0.30943777 Peri. 233.24816 +0.53252184 -0.84638662 a 2.1648135 Node 184.59286 +0.80204090 +0.50725998 e 0.4031555 Incl. 5.07576 +0.27046420 +0.16222517 P 3.19 H 21.6 G 0.15 U 2 Residuals in seconds of arc 180112 F51 0.1+ 0.0 200914 F52 0.1- 0.0 201015 F51 0.0 0.1+ 180112 F51 0.0 0.2- 200914 F52 0.2+ 0.1+ 201015 F51 0.1- 0.0 180112 F51 0.2- 0.1+ 200914 F52 0.0 0.1- 201015 F51 0.1+ 0.0 180112 F51 0.2+ 0.1+ 200915 F51 0.1- 0.1+ 201015 F51 0.1+ 0.1+ 180112 F51 0.1- 0.2- 200915 F51 0.0 0.1- 201016 W84 0.2- 0.0 180211 F51 0.3- 0.0 200922 G96 0.3+ 0.1- 201016 W84 0.0 0.2+ 180211 F51 0.1+ 0.1+ 200922 G96 0.5- 0.1+ 201016 W84 0.0 0.0 180211 F51 0.2+ 0.1+ 200922 G96 0.4- 0.3- 201017 W84 0.0 0.1+ 200910 G96 0.5+ 0.2- 200922 G96 0.4+ 0.3- 201017 W84 0.0 0.0 200910 G96 0.6+ 0.2- 201008 G96 0.7- 0.2- 201017 W84 0.0 0.1+ 200910 G96 0.5- 0.2- 201008 G96 0.5+ 0.5+ 201214 807 0.1- 0.2- 200910 G96 0.7- 0.1+ 201008 G96 0.6+ 0.5+ 201214 807 0.1+ 0.2- 200914 F52 0.2- 0.1- 201008 G96 0.2+ 0.9- 201214 807 0.1- 0.1- Ephemeris: 2020 RQ33 a,e,i = 2.16, 0.40, 5 q = 1.2921 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2021 01 13 02 15 37.3 +04 04 00 0.7250 1.3212 100.2 47.1 23.3 ... 2021 01 28 03 01 09.2 +08 21 13 0.8191 1.3576 97.2 46.0 23.6 ... 2021 02 05 03 25 45.6 +10 27 59 0.8773 1.3821 95.6 45.2 23.7 ... 2021 02 11 03 44 15.1 +11 55 49 0.9248 1.4026 94.3 44.6 23.9 2021 02 12 03 47 20.1 +12 09 46 0.9331 1.4061 94.1 44.4 23.9 2021 02 13 03 50 25.0 +12 23 32 0.9414 1.4097 93.9 44.3 23.9 ... 2021 02 19 04 08 52.7 +13 41 32 0.9933 1.4323 92.6 43.6 24.0 ... 2021 02 27 04 33 21.1 +15 12 41 1.0675 1.4644 90.7 42.5 24.2 ... 2021 03 14 05 18 26.5 +17 21 43 1.2215 1.5301 86.7 40.4 24.6 A. U. Tomatic (C) Copyright 2021 MPC M.P.E.C. 2021-C254


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