MPEC 2021-R284 : 2021 RV10
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M.P.E.C. 2021-R284 Issued 2021 September 13, 01:24 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 2021 RV10 Observations: K21R10V* C2021 09 09.23930119 32 01.791-38 24 51.00 21.24wUER284F51 K21R10V C2021 09 09.24824519 32 04.706-38 24 35.70 20.78GVER284F51 K21R10V C2021 09 09.25669819 32 07.422-38 24 21.10 21.31wUER284F51 K21R10V C2021 09 09.26510319 32 10.135-38 24 06.52 21.38wUER284F51 K21R10V |C2021 09 09.98487 19 36 13.71 -38 02 36.0 20.9 VuER284807 K21R10V |C2021 09 09.98900 19 36 15.03 -38 02 29.1 20.9 VuER284807 K21R10V |C2021 09 09.99314 19 36 16.37 -38 02 22.0 21.2 VuER284807 K21R10V |C2021 09 10.06133 19 36 38.29 -38 00 21.5 21.2 GVER284807 K21R10V |C2021 09 10.06373 19 36 39.07 -38 00 17.1 21.3 GVER284807 K21R10V |C2021 09 10.06687 19 36 40.06 -38 00 11.5 21.4 GVER284807 K21R10V ^C2021 09 10.23270419 37 36.774-37 55 36.85 21.13GVER284568 K21R10V ^C2021 09 10.23368119 37 37.084-37 55 35.09 21.34GVER284568 K21R10V ^C2021 09 10.23466119 37 37.394-37 55 33.36 21.32GVER284568 K21R10V ^C2021 09 10.23564019 37 37.709-37 55 31.62 21.17GVER284568 K21R10V |C2021 09 12.98594 19 52 43.00 -36 29 40.2 20.4 GVER284807 K21R10V |C2021 09 12.98964 19 52 44.19 -36 29 32.9 21.2 GVER284807 K21R10V |C2021 09 12.99333 19 52 45.33 -36 29 25.8 21.0 GVER284807 K21R10V |C2021 09 12.99702 19 52 46.48 -36 29 18.9 21.1 GVER284807 Observer details: 568 Mauna Kea. Observers R. Wainscoat, H. Januszewski, H. Flewelling. Measurers R. Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD. 807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L. Horn. 0.61-m f/6.5 astrograph + CCD, 1.00-m f/10.0 astrograph + CCD. F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I. Smith, K. Chambers. Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD. Orbital elements: 2021 RV10 Earth MOID = 0.1568 AU Epoch 2021 July 5.0 TT = JDT 2459400.5 Veres M 344.92668 (2000.0) P Q n 0.34198656 Peri. 285.62490 +0.69867999 +0.71433993 a 2.0251787 Node 28.82181 -0.62094922 +0.63294175 e 0.4340897 Incl. 4.70660 -0.35534257 +0.29850159 P 2.88 H 22.00 G 0.15 U 9 Residuals in seconds of arc 210909 F51 0.1- 0.1- 210909 807 0.0 0.1+ 210910 568 0.0 0.0 210909 F51 0.2+ 0.1- 210910 807 0.0 0.2- 210910 568 0.0 0.0 210909 F51 0.0 0.0 210910 807 0.1+ 0.1- 210912 807 0.4- 0.3- 210909 F51 0.0 0.1+ 210910 807 0.1- 0.1- 210912 807 0.1+ 0.0 210909 807 0.0 0.5+ 210910 568 0.0 0.0 210912 807 0.1+ 0.1+ 210909 807 0.1- 0.2+ 210910 568 0.0 0.0 210912 807 0.2+ 0.0 Ephemeris: 2021 RV10 a,e,i = 2.03, 0.43, 5 q = 1.1461 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2021 08 14 17 02 21.3 -44 06 41 0.2546 1.1469 115.8 52.7 21.3 ... 2021 08 29 18 25 50.5 -42 37 04 0.2570 1.1519 117.6 51.0 21.2 ... 2021 09 06 19 13 24.0 -39 52 44 0.2662 1.1634 119.7 48.8 21.3 ... 2021 09 12 19 47 21.3 -37 01 00 0.2780 1.1758 121.5 46.9 21.3 2021 09 13 19 52 46.5 -36 29 12 0.2804 1.1781 121.7 46.6 21.4 2021 09 14 19 58 06.9 -35 56 39 0.2829 1.1806 122.0 46.3 21.4 ... 2021 09 20 20 28 21.9 -32 29 11 0.3009 1.1970 123.5 44.4 21.5 ... 2021 09 28 21 03 45.8 -27 37 08 0.3328 1.2233 124.9 42.2 21.7 ... 2021 10 13 21 57 06.0 -18 54 44 0.4171 1.2836 125.1 39.5 22.2 M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-R284


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