[Iaude] MPEC X29: 2021 TH192 [a=43.24,e=0.04,i=1.9,H=7.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 4 12:06:09 EST 2023


M.P.E.C. 2023-X29                              Issued 2023 December 4, 17:04 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

                                   2021 TH192                                   


Observations:
     K21TJ2H (C2019 08 29.21191823 25 27.040-05 49 35.07         23.70rVEX029W84
     K21TJ2H (C2019 08 29.38711323 25 26.264-05 49 40.09         23.70rVEX029W84
     K21TJ2H (C2020 10 16.00179223 27 10.910-05 38 19.65         23.77rVEX029W84
     K21TJ2H (C2020 10 16.17580423 27 10.252-05 38 23.50         23.77rVEX029W84
     K21TJ2H (C2021 09 13.05553823 34 45.459-04 50 19.90         23.66rVEX029W84
     K21TJ2H (C2021 09 13.17468723 34 44.912-04 50 23.46         23.66rVEX029W84
     K21TJ2H*!C2021 10 02.07500 23 33 20.80 -04 59 16.0          24.1 V EX029W84
     K21TJ2H !C2021 10 02.09757 23 33 20.70 -04 59 16.7          24.5 V EX029W84
     K21TJ2H !C2021 10 02.14223 23 33 20.50 -04 59 17.8          24.5 V EX029W84
     K21TJ2H !C2021 10 02.16466 23 33 20.40 -04 59 18.4          24.1 V EX029W84

Observer details:
W84 Cerro Tololo-DECam.  Observers D. Trilling, H. Smotherman, P. H.
    Bernardinelli, K. Napier, R. Strauss, W. Oldroyd, S. Portillo, D.
    Bektesevic, C. Chandler, L. Markwardt, M. Porter, A. Simpson, K. Weber, G.
    Gowman, M. Juric, M. Holman, D. Gerdes, H. W. Lin, A. Connolly, C.
    Trujillo, F. Adams, C. Fuentes, A. McNeill, M. Payne, D. Ragozzine, A.
    Rivkin, H. Schlichting, S. Sheppard, M. Mommert.  Measurers D. Trilling,
    H. Smotherman, P. H. Bernardinelli, K. Napier, R. Strauss, W. Oldroyd, S.
    Portillo, D. Bektesevic, C. Chandler, L. Markwardt, M. Porter, A. Simpson,
    K. Weber, G. Gowman, M. Juric, M. Holman, D. Gerdes, H. W. Lin, A.
    Connolly, C. Trujillo, F. Adams, C. Fuentes, A. McNeill, M. Payne, D.
    Ragozzine, A. Rivkin, H. Schlichting, S. Sheppard, M. Mommert, F. Valdes.
    4.02-m Prime focus + CCD, 4.0-m CTIO reflector.

Orbital elements:
2021 TH192                                                                      
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Alexandersen            
M 347.43990              (2000.0)            P               Q                  
n   0.00346697     Peri.  284.55128     +0.98787624     -0.15172745             
a  43.2350116      Node    84.18367     +0.15209575     +0.90352754             
e   0.0444136      Incl.    1.89241     +0.03110322     +0.40077022             
P 284              H    7.86          G   0.15           U   7                  
Residuals in seconds of arc
190829 W84  0.0   0.0     210913 W84  0.0   0.0     211002 W84  0.0   0.0
190829 W84  0.0   0.0     210913 W84  0.0   0.1-    211002 W84  0.1-  0.0
201016 W84  0.0   0.0     211002 W84  0.0   0.0
201016 W84  0.0   0.0     211002 W84  0.0   0.1-

Ephemeris:
2021 TH192               a,e,i = 43.24, 0.04, 2                  q = 41.3148
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 04    23 41 45.4 -04 04 13  40.6783 41.3636   133.2     1.0    24.1
...
2023 11 19    23 41 11.1 -04 07 16  40.8903 41.3632   118.0     1.2    24.2
...
2023 11 27    23 41 00.2 -04 08 02  41.0174 41.3630   109.9     1.3    24.2
...
2023 12 03    23 40 55.8 -04 08 13  41.1171 41.3628   103.8     1.3    24.2
2023 12 04    23 40 55.4 -04 08 12  41.1341 41.3628   102.8     1.3    24.2
2023 12 05    23 40 55.1 -04 08 11  41.1510 41.3628   101.7     1.3    24.2
...
2023 12 11    23 40 55.0 -04 07 53  41.2541 41.3626    95.6     1.4    24.2
...
2023 12 19    23 41 00.1 -04 06 55  41.3929 41.3624    87.5     1.4    24.2
...
2024 01 03    23 41 25.6 -04 03 24  41.6488 41.3619    72.4     1.3    24.2

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-X29




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