[Iaude] MPEC X33: 2019 QF112 [a=39.52,e=0.20,i=11.8,H=7.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 4 12:21:16 EST 2023


M.P.E.C. 2023-X33                              Issued 2023 December 4, 17:19 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

                                   2019 QF112                                   


Observations:
     K19QB2F*(C2019 08 29.21191823 25 34.751-05 14 20.87         23.61rVEX033W84
     K19QB2F (C2019 08 29.38711323 25 34.039-05 14 25.07         23.61rVEX033W84
     K19QB2F (C2019 09 27.01458323 23 36.654-05 25 50.67         23.66rVEX033W84
     K19QB2F (C2019 09 27.17604023 23 35.990-05 25 54.36         23.66rVEX033W84
     K19QB2F !C2020 10 19.03389 23 25 32.63 -04 58 51.3          23.8 V EX033W84
     K19QB2F !C2020 10 19.05975 23 25 32.54 -04 58 51.8                 EX033W84
     K19QB2F !C2020 10 19.11156 23 25 32.37 -04 58 52.7                 EX033W84
     K19QB2F !C2020 10 19.13748 23 25 32.28 -04 58 53.1                 EX033W84
     K19QB2F (C2021 09 07.10547923 31 38.220-04 08 04.62         23.64rVEX033W84
     K19QB2F (C2021 09 07.19494223 31 37.835-04 08 06.87         23.64rVEX033W84
     K19QB2F (C2021 10 05.00152323 29 44.506-04 19 07.64         23.70rVEX033W84
     K19QB2F (C2021 10 05.17361423 29 43.830-04 19 11.49         23.70rVEX033W84

Observer details:
W84 Cerro Tololo-DECam.  Observers H. W. Lin, 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, D. Trilling, M. Holman, D. Gerdes, A. Connolly, C.
    Trujillo, F. Adams, C. Fuentes, A. McNeill, M. Payne, D. Ragozzine, A.
    Rivkin, H. Schlichting, S. Sheppard, M. Mommert.  Measurers H. W. Lin,
    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, D. Trilling, M. Holman, D. Gerdes, 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:
2019 QF112                                                                      
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Alexandersen            
M 204.83623              (2000.0)            P               Q                  
n   0.00396708     Peri.  160.36249     -0.91865847     -0.39483117             
a  39.5204537      Node   356.30153     +0.32948421     -0.74728225             
e   0.2022197      Incl.   11.83290     +0.21796047     -0.53448815             
P 248              H    7.11          G   0.15           U   7                  
Residuals in seconds of arc
190829 W84  0.0   0.0     201019 W84  0.0   0.1+    210907 W84  0.1+  0.0
190829 W84  0.0   0.1-    201019 W84  0.1-  0.0     210907 W84  0.1-  0.1-
190927 W84  0.1+  0.0     201019 W84  0.0   0.0     211005 W84  0.1+  0.0
190927 W84  0.0   0.0     201019 W84  0.1-  0.1+    211005 W84  0.1+  0.1-

Ephemeris:
2019 QF112               a,e,i = 39.52, 0.20, 12                 q = 31.5286
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 04    23 34 48.4 -03 17 56  46.3174 46.9861   131.9     0.9    23.9
...
2023 11 19    23 34 17.2 -03 20 34  46.5308 46.9836   116.7     1.1    24.0
...
2023 11 27    23 34 07.2 -03 21 15  46.6582 46.9822   108.6     1.1    24.0
...
2023 12 03    23 34 03.0 -03 21 24  46.7579 46.9812   102.5     1.2    24.0
2023 12 04    23 34 02.6 -03 21 24  46.7748 46.9811   101.5     1.2    24.0
2023 12 05    23 34 02.3 -03 21 23  46.7917 46.9809   100.5     1.2    24.0
...
2023 12 11    23 34 02.0 -03 21 07  46.8944 46.9799    94.4     1.2    24.0
...
2023 12 19    23 34 06.2 -03 20 17  47.0324 46.9786    86.3     1.2    24.0
...
2024 01 03    23 34 27.9 -03 17 13  47.2855 46.9760    71.1     1.1    24.0

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-X33




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