[Iaude] MPEC W72: 2022 MH1 [a=1.77,e=0.32,i=28.7,H=19.93]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Nov 21 09:22:23 EST 2023


M.P.E.C. 2023-W72                             Issued 2023 November 21, 14:20 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2022 MH1                                    


                           Revision to MPEC 2022-M54                            

Additional Observations:
     K22M01H &C2015 11 16.34272704 24 44.50 -35 12 32.3                WEW072W84
     K22M01H 4C2017 04 01.52558 14 06 13.47 +42 46 20.2          22.7 r1EW072T09
     K22M01H 4C2017 04 01.56312 14 06 10.64 +42 46 50.5          22.5 r1EW072T09
     K22M01H 4C2017 04 01.59746 14 06 08.07 +42 47 17.9          23.0 r1EW072T09
     K22M01H 5C2017 09 12.24681515 10 10.74 -07 19 43.3                WEW072T14
     K22M01H 5C2017 09 12.24776115 10 10.86 -07 19 45.0                WEW072T14
     K22M01H 5C2017 09 12.24871115 10 10.99 -07 19 46.5                WEW072T14
     K22M01H 5C2017 09 12.24965815 10 11.14 -07 19 48.0                WEW072T14
     K22M01H 5C2017 09 12.25060015 10 11.27 -07 19 49.8                WEW072T14
     K22M01H 5C2017 09 12.25154415 10 11.39 -07 19 51.3                WEW072T14

Observer details:
T09 Subaru Telescope, Maunakea.  Observers H. Aihara, Y. AlSayyad, M. Ando, R.
    Armstrong, J. Bosch, E. Egami, H. Furusawa, J. Furusawa, S. Harasawa, Y.
    Harikane, B.-C. Hsieh, H. Ike, K. Ito, I. Iwata, T. Kodama, M. Koike, M.
    Kokubo, Y. Komiyama, X. Li, Y. Liang, Y.-T. Lin, R. H. Lupton, N. B. Lust,
    L. A. MacArthur, K. Mawatari, S. Mineo, H. Miyatake, S. Miyazaki, S. More,
    T. Morishima, H. Murayama, K. Nakajima, F. Nakata, A. J. Nishizawa, M.
    Oguri, N. Okab, Y. Okura, Y. Ono, K. Osato, M. Ouchi, Y.-C. Pan, A. A.
    Plazas MalagA, P. A. Price, S. L. Reed, E. S. Rykoff, T. Shibuya, M.
    Simunovic, M. A. Strauss, K. Sugimori, Y. Suto, N. Suzuki, M. Takada, Y.
    Takagi, T. Takata, S. Takita, M. Tanaka, S. Tang, D. S. Taranu, T. Terai,
    Y. To, E. L. Turner, H. Uchiyama, B. Vijarnwannaluk, C. Z. Waters, Y.
    Yamada, N. Yamamoto, T. Yamashita.  Measurer H. Fukuyama.  8.2-m f/2.0
    reflector + CCD(HSC).
T14 Canada-France-Hawaii Telescope, Maunakea.  Observer D. Tholen.  Measurer
    S. Deen.  3.58-m Canada-France-Hawaii Telescope + CCD.
W84 Cerro Tololo-DECam.  Observers E. Krause, K. Bechtol, D. Brout.  Measurer
    S. Deen.  4.0-m reflector + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
151116 W84  1.6-  1.0-    170912 T14  0.4-  0.2-    E2023-P46   -0.00 days

Orbital elements:
2022 MH1                                                 Earth MOID = 0.2257 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 162.60478              (2000.0)            P               Q                  
n   0.41685838     Peri.  213.60610     +0.73116931     +0.50921970             
a   1.7747766      Node   109.09408     -0.47063952     +0.85825423             
e   0.3233697      Incl.   28.71140     -0.49385208     -0.06399192             
P   2.36           H   19.93          G   0.15           U   1                  
Residuals in seconds of arc
151116 W84  0.2-  0.1+    220627 H21  0.3-  0.3-    220703 G40  0.3+  0.1+
170401 T09  0.0   0.1-    220627 H21  1.1-  0.2+    220703 G40  0.2+  0.0
170401 T09  0.0   0.1-    220628 C95  0.1-  0.0     220703 G40  0.2+  0.2+
170401 T09  0.2+  0.2-    220628 C95  0.3+  0.0     220703 G40  0.1+  0.5+
170912 T14  0.1-  0.1-    220628 C95  0.4-  0.0     220704 G40  0.0   0.1+
170912 T14  0.2-  0.2-    220629 I52  0.2+  0.0     220704 G40  0.2+  0.4-
170912 T14  0.3-  0.1-    220629 I52  0.1-  0.0     220704 G40  0.1-  0.1+
170912 T14  0.0   0.0     220629 I52  0.0   0.2+    220704 G40  0.2+  0.1-
170912 T14  0.0   0.2-    220629 M11  0.3-  0.0     220704 G40  0.2+  0.2+
170912 T14  0.1-  0.1-    220629 M11  0.5-  0.0     220704 G40  0.1+  0.3+
220621 U68  0.2-  0.0     220629 M11  0.3-  0.1+    220705 J95  0.0   0.0
220621 U68  0.2-  0.2+    220701 H45  0.1+  0.3-    220705 J95  0.2-  0.1-
220621 U68  0.3-  0.2+    220701 H45  0.3-  2.0-    220705 J95  0.1-  0.0
220621 U68  0.0   0.2+    220701 H45  0.5-  0.8-    220705 J95  0.1+  0.3-
220622 M21  0.2-  0.1+    220701 H45  0.2+  0.1+    220708 204  0.1+  0.0
220622 M21  0.4+  0.0     220701 H45  0.1+  0.6-    220709 204  0.2-  0.2+
220622 K83  1.1-  1.1-    220701 I52  0.1-  0.0     220709 D29  0.0   0.0
220622 221  0.1-  0.6-    220701 I52 (1.0-  0.4+)   220709 D29  0.1-  0.0
220622 K83  0.2-  0.2-    220701 I52 (1.3-  0.3-)   220710 204  0.1+  0.3+
220622 G15  0.6+  0.6+    220701 I52  0.1-  0.2-    220710 204  0.2-  0.0
220622 221  0.1+  0.4-    220701 G40  0.5+  0.1+    220717 M22  0.0   0.1-
220622 K83  1.3-  0.6-    220701 G40  0.4+  0.1-    220717 M22  0.3+  0.6-
220622 221  0.1-  0.0     220701 K83  0.2-  0.4+    220717 M22  0.2+  0.1+
220622 G15  0.3-  0.9+    220701 K83  0.2-  0.0     220717 M22  0.1+  0.4+
220622 B49 (1.5+  0.9+)   220701 K83  0.2+  0.4-    220720 W68  0.2+  0.4-
220622 B49  0.7+  0.2+    220701 595  0.1-  0.3+    220720 W68  0.1+  0.1+
220622 B49  0.9+  0.3+    220701 595  0.8-  0.0     220720 W68  0.1-  0.0
220622 B49  0.5+  0.2-    220701 595  0.3-  0.4+    220720 W68  0.0   0.0
220622 G15  0.2-  0.2+    220702 K74  0.8+  1.0-    220801 W68  0.2-  0.1-
220622 B72  0.2-  0.3-    220702 K74  0.8+  0.7-    220801 W68  0.4-  0.5-
220622 B72  0.3-  0.2-    220702 K74  0.9+  0.4-    220801 W68  0.3+  0.2+
220622 B72  0.5-  0.1+    220702 G40  0.0   0.1+    220801 W68  0.0   0.2+
220622 B72  0.3-  0.2+    220702 G40  0.0   0.2+    220805 807  0.0   0.2-
220623 L01  0.7-  1.2+    220702 G40  0.0   0.1-    220805 807  0.2-  0.1+
220623 L01  0.8+  0.6+    220702 G40  0.0   0.2-    220805 807  0.1-  0.1-
220623 L01  0.2+  0.4-    220702 G40  0.0   0.0     220809 807  0.4+  0.1-
220623 L01  0.0   0.4+    220702 104  0.0   0.1-    220809 807  0.2-  0.1-
220623 L01  0.1+  0.1+    220702 K74  0.2-  0.3+    220809 807  0.2-  0.1-
220623 J95  0.5+  0.1+    220702 104  0.0   0.3+    220816 807  0.2+  0.2+
220623 J95  0.5+  0.2+    220702 K74  0.3-  0.0     220816 807  0.2+  0.3+
220623 I52  0.0   0.0     220702 K74  0.1-  0.2-    220816 807  0.0   0.0
220623 I52  0.0   0.1+    220702 K74  0.4-  0.1-    221016 807  0.1+  0.0
220623 I52  0.0   0.4-    220702 K74  0.2+  0.2-    221016 807  0.1-  0.0
220623 I52  0.2+  0.2+    220703 130  0.0   0.0     221016 807  0.0   0.0
220626 Z43  0.1+  0.1+    220703 130  0.5-  0.1+    221225 V06  0.3+  0.5+
220626 Z43  0.1+  0.4+    220703 130  0.2-  0.0     221225 V06  0.1+  0.2-
220626 Z43  0.0   0.1-    220703 G40  0.2+  0.2-    221225 V06  0.1+  0.1+
220627 H21  0.5-  0.1+    220703 G40  0.1+  0.2-    221225 V06  0.4-  0.2-

Ephemeris:
2022 MH1                 a,e,i = 1.77, 0.32, 29                  q = 1.2009
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 10 22    10 59 29.8 +19 58 09   2.8470  2.3486    50.8    19.2    25.0
...
2023 11 06    11 24 49.7 +19 31 47   2.6813  2.3474    60.0    21.4    25.0
...
2023 11 14    11 37 57.3 +19 26 20   2.5855  2.3451    65.0    22.5    24.9
...
2023 11 20    11 47 35.3 +19 27 19   2.5111  2.3427    68.8    23.2    24.9
2023 11 21    11 49 10.5 +19 27 56   2.4985  2.3422    69.5    23.3    24.9
2023 11 22    11 50 45.3 +19 28 43   2.4858  2.3418    70.1    23.4    24.9
...
2023 11 28    12 00 06.9 +19 36 28   2.4090  2.3385    74.0    23.9    24.8
...
2023 12 06    12 12 13.7 +19 55 59   2.3047  2.3332    79.4    24.5    24.7
...
2023 12 21    12 33 30.9 +21 06 29   2.1068  2.3203    89.7    25.1    24.5

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-W72




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