[Iaude] MPEC A57: 2023 YH2 [a=0.90,e=0.29,i=9.6,H=22.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat Jan 6 09:25:56 EST 2024


M.P.E.C. 2024-A57                               Issued 2024 January 6, 14:22 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

                                    2023 YH2                                    


Observations:
     K23Y02H* S2023 12 22.56540 12 07 45.59 +02 01 14.2          19   RLEA057C51
     K23Y02H  s2023 12 22.56540 1 - 6038.6784 - 2992.5774 -  898.2573   EA057C51
     K23Y02H  S2023 12 22.56553 12 07 45.52 +02 01 14.4                LEA057C51
     K23Y02H  s2023 12 22.56553 1 - 6033.1680 - 2977.9145 -  981.0212   EA057C51
     K23Y02H  S2023 12 22.69465 12 07 22.55 +01 57 06.6                LEA057C51
     K23Y02H  s2023 12 22.69465 1 - 6025.8582 - 2989.9126 -  989.4591   EA057C51
     K23Y02H  S2023 12 22.82377 12 06 59.36 +01 52 58.3                LEA057C51
     K23Y02H  s2023 12 22.82377 1 - 6018.5249 - 3001.8990 -  997.8516   EA057C51
     K23Y02H  S2023 12 22.88833 12 06 47.73 +01 50 55.5                LEA057C51
     K23Y02H  s2023 12 22.88833 1 - 6014.8305 - 3007.8552 - 1002.1916   EA057C51
     K23Y02H  S2023 12 22.95289 12 06 36.12 +01 48 50.4                LEA057C51
     K23Y02H  s2023 12 22.95289 1 - 6011.1216 - 3013.7833 - 1006.6617   EA057C51
     K23Y02H  S2023 12 23.01745 12 06 24.50 +01 46 45.6                LEA057C51
     K23Y02H  s2023 12 23.01745 1 - 6007.3995 - 3019.6898 - 1011.2248   EA057C51
     K23Y02H  S2023 12 23.14657 12 06 01.06 +01 42 33.9                LEA057C51
     K23Y02H  s2023 12 23.14657 1 - 5999.9009 - 3031.4328 - 1020.6076   EA057C51
     K23Y02H  S2023 12 23.27569 12 05 37.84 +01 38 27.3                LEA057C51
     K23Y02H  s2023 12 23.27569 1 - 5992.3475 - 3043.0895 - 1030.3418   EA057C51
     K23Y02H 0C2024 01 05.64177311 16 13.375-06 08 43.13         20.80GVEA057T12
     K23Y02H 0C2024 01 05.64404911 16 12.702-06 08 48.07         20.81GVEA057T12
     K23Y02H 0C2024 01 05.65179311 16 10.409-06 09 04.92         20.90GVEA057T12
     K23Y02H 0C2024 01 05.65409711 16 09.725-06 09 09.93         20.92GVEA057T12
     K23Y02H 0C2024 01 05.65784511 16 08.615-06 09 18.09         20.93GVEA057T12
     K23Y02H 0C2024 01 05.65894311 16 08.289-06 09 20.48         20.88GVEA057T12
     K23Y02H  C2024 01 06.27427311 13 20.36 -06 30 54.0                WEA057X09
     K23Y02H  C2024 01 06.28474711 13 17.33 -06 31 16.1                WEA057X09

Observer details:
C51 WISE.  Observer Near-Earth Object Wide-field Infrared Survey Explorer.
    Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero, R. M. Cutri,
    J. W. Dailey, Y. G. Kwon, J. Pittichova, E. L. Wright.
T12 University of Hawaii 88-inch telescope, Maunakea.  Observer D. J. Tholen.
    2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
X09 Deep Random Survey, Rio Hurtado.  Observers A. Schnabel, D. Ruhela.
    Measurer S. Deen.  0.43-m reflector + CMOS.

Orbital elements:
2023 YH2                                                 Earth MOID = 0.0138 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 341.28764              (2000.0)            P               Q                  
n   1.15903510     Peri.   49.70239     +0.88161284     +0.44351700             
a   0.8975769      Node   283.41024     -0.46750998     +0.77370423             
e   0.2858877      Incl.    9.55120     -0.06475510     +0.45240958             
P   0.85           H   22.47          G   0.15           U   8                  
Residuals in seconds of arc
231222 C51  0.2+  0.2+    231223 C51  0.1+  0.1+    240105 T12  0.0   0.0
231222 C51  0.6-  0.0     231223 C51  1.7-  2.2-    240105 T12  0.0   0.0
231222 C51  1.0+  0.3-    231223 C51  0.7+  1.1+    240105 T12  0.0   0.0
231222 C51  0.3+  0.4-    240105 T12  0.1+  0.0     240106 X09  1.1-  0.7-
231222 C51  0.1-  1.1+    240105 T12  0.1+  0.0     240106 X09  0.1+  0.2+
231222 C51  0.1-  0.4+    240105 T12  0.0   0.0

Ephemeris:
2023 YH2                 a,e,i = 0.90, 0.29, 10                  q = 0.6410
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 12 07    12 50 02.2 +09 06 23   0.2054  0.9248    67.1   101.1    22.5
...
2023 12 22    12 09 27.4 +02 19 05   0.1826  0.9951    88.3    81.2    21.6
...
2023 12 30    11 43 24.1 -02 09 17   0.1694  1.0281   100.6    70.1    21.1
...
2024 01 05    11 19 08.4 -05 44 58   0.1603  1.0505   110.6    61.2    20.8
2024 01 06    11 14 35.4 -06 21 18   0.1589  1.0540   112.3    59.6    20.7
2024 01 07    11 09 52.8 -06 57 32   0.1576  1.0575   114.1    58.1    20.7
...
2024 01 13    10 38 12.7 -10 27 23   0.1516  1.0771   124.7    48.6    20.4
...
2024 01 21    09 48 15.7 -14 12 11   0.1500  1.0999   137.9    36.9    20.1
...
2024 02 05    08 15 44.1 -15 59 42   0.1731  1.1320   145.0    30.0    20.2

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-A57





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