MPEC 2023-N09 : 2023 MH6
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M.P.E.C. 2023-N09 Issued 2023 July 2, 22:24 UT The Minor Planet Electronic Circulars contain information on unusual minor planets, routine data on comets and natural satellites, and occasional editorial announcements. 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 2023 MH6 Observations: K23M06H* C2023 06 30.99459522 21 23.755-33 12 55.44 17.61oVEN009M22 K23M06H C2023 06 30.99733422 21 15.005-33 12 31.25 17.42oVEN009M22 K23M06H C2023 07 01.00736222 20 43.015-33 11 02.36 17.06oVEN009M22 K23M06H C2023 07 01.01612022 20 15.286-33 09 43.70 17.18oVEN009M22 K23M06H KB2023 07 01.10469622 16 32.644-32 55 21.63 17.8 GXEN009Y05 K23M06H KB2023 07 01.10736022 16 25.130-32 55 01.91 17.3 GXEN009Y05 K23M06H KB2023 07 01.10994622 16 17.845-32 54 41.63 17.4 GXEN009Y05 K23M06H mC2023 07 01.45974322 02 26.635-32 13 09.19 17.44GVEN009I52 K23M06H mC2023 07 01.45991422 02 26.250-32 13 07.90 17.32GVEN009I52 K23M06H mC2023 07 01.46008422 02 25.876-32 13 06.67 17.21GVEN009I52 K23M06H mC2023 07 01.46025522 02 25.501-32 13 04.87 17.36GVEN009I52 K23M06H C2023 07 01.88971 21 51 19.64 -31 11 39.7 17.6 GVEN009M28 K23M06H C2023 07 01.89128 21 51 17.44 -31 11 33.1 17.7 GVEN009M28 K23M06H C2023 07 01.89285 21 51 15.12 -31 11 23.6 17.8 GVEN009M28 K23M06H C2023 07 01.89442 21 51 12.70 -31 11 17.5 17.7 GVEN009M28 K23M06H C2023 07 01.89600 21 51 10.50 -31 11 09.6 17.7 GVEN009M28 K23M06H KB2023 07 01.89869 21 50 54.58 -31 19 30.9 18.0 gZEN009M44 K23M06H KB2023 07 01.90374 21 50 46.62 -31 19 02.4 18.0 gZEN009M44 K23M06H KB2023 07 01.90913 21 50 38.04 -31 18 32.1 18.7 gZEN009M44 K23M06H KC2023 07 02.01820 21 48 14.25 -31 01 58.3 17.9 GVEN009M21 K23M06H KC2023 07 02.02816 21 47 59.69 -31 01 05.9 VEN009M21 K23M06H KC2023 07 02.03813 21 47 45.18 -31 00 12.8 VEN009M21 K23M06H |C2023 07 02.21569 21 44 26.25 -30 42 21.3 18.2 GVEN009807 K23M06H |C2023 07 02.21733 21 44 24.18 -30 42 14.0 18.3 GVEN009807 K23M06H |C2023 07 02.21893 21 44 22.16 -30 42 06.8 18.2 GVEN009807 Observer details: 807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L. Horn. 1.00-m f/10.0 astrograph + CCD. I52 Steward Observatory, Mt. Lemmon Station. Observer J. K. Hogan. Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.0-m prime focus + CCD. M21 Schiaparelli Southern Observatory, Hakos. Observers A. Aletti, F. Bellini, L. Buzzi, G. Galli. Measurer L. Buzzi. 0.36-m f/8.4 reflector + CCD. M22 ATLAS South Africa, Sutherland. Observers L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence, J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD. M28 Lesedi Telescope-SAAO Observatory, Sutherland. Observers N. Erasmus, S. Potter, C. van Gend, S. Chandra. Measurers N. Erasmus, T. Ngwane. 1.0-m f/8 Reflector + CCD. M44 Al-Khatim Observatory, Abu Dhabi. Observer M. Odeh. 0.36-m f/7.7 SC + CMO. Y05 SONEAR Wykrota-CEAMIG, Serra da Piedade. Observer C. Jacques. 0.45-m f/2.9 reflector + CMO. Orbital elements: 2023 MH6 Earth MOID = 0.0033 AU Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres M 327.18615 (2000.0) P Q n 0.36266167 Peri. 140.56149 -0.59524785 +0.80253839 a 1.9474588 Node 92.87163 -0.74702160 -0.53427826 e 0.5287539 Incl. 2.30402 -0.29603840 -0.26547858 P 2.72 H 25.11 G 0.15 U 7 Residuals in seconds of arc 230630 M22 0.4+ 0.0 230701 I52 0.0 0.2- 230701 M44 1.9- 0.3+ 230630 M22 0.5+ 0.0 230701 I52 0.0 0.2+ 230702 M21 0.3- 0.0 230701 M22 0.3- 0.1- 230701 M28 2.0- 2.0+ 230702 M21 0.1- 0.1- 230701 M22 0.5- 0.2+ 230701 M28 0.6- 0.9+ 230702 M21 0.3+ 0.0 230701 Y05 0.5+ 0.2+ 230701 M28 0.8- 2.7+ 230702 807 0.1+ 0.1- 230701 Y05 0.3+ 0.3- 230701 M28 2.2- 1.2+ 230702 807 0.0 0.0 230701 Y05 0.1+ 0.3+ 230701 M28 0.5- 1.3+ 230702 807 0.0 0.1+ 230701 I52 0.2+ 0.0 230701 M44 0.2- 0.0 230701 I52 0.1+ 0.1- 230701 M44 0.4- 0.3+ Ephemeris: 2023 MH6 a,e,i = 1.95, 0.53, 2 q = 0.9177 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 06 02 08 30 59.3 +25 24 12 0.1709 0.9217 53.1 118.3 25.8 ... 2023 06 17 08 34 48.6 +24 09 16 0.07554 0.9592 40.0 137.1 25.9 ... 2023 06 25 08 12 32.2 +20 53 00 0.02601 0.9935 27.8 151.5 25.9 ... 2023 07 01 22 20 40.4 -33 13 07 0.01226 1.0246 130.4 49.1 17.4 2023 07 02 21 48 24.0 -31 03 04 0.01814 1.0302 138.0 41.3 18.1 2023 07 03 21 32 35.5 -29 45 56 0.02416 1.0359 142.2 36.9 18.6 ... 2023 07 09 21 04 19.0 -27 10 37 0.06108 1.0718 153.8 24.8 20.3 ... 2023 07 17 20 53 56.1 -26 19 16 0.1120 1.1240 163.0 15.3 21.5 ... 2023 08 01 20 44 43.1 -25 31 24 0.2173 1.2309 172.7 6.0 22.7 M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-N09


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