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  • MPEC 2021-R244 : 2010 RJ53

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    M.P.E.C. 2021-R244                           Issued 2021 September 11, 15:57 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  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
    
                                    2010 RJ53                                
    
    
                               Revision to MPEC 2010-R80                            
    
    Additional Observations:
         K10R53J  C2021 09 07.29320617 05 43.033+67 30 30.54         19.22GVER244F52
         K10R53J  C2021 09 07.30545917 07 14.352+67 25 58.19         19.43GVER244F52
         K10R53J  C2021 09 07.31769717 08 45.908+67 21 19.65         19.61GVER244F52
         K10R53J  C2021 09 10.19251321 02 34.20 +09 17 31.1          17.28gUER244I41
         K10R53J  C2021 09 10.23658621 04 02.86 +08 15 03.8          16.78RUER244I41
         K10R53J  C2021 09 10.23670821 04 02.97 +08 14 55.8          16.97RUER244I41
         K10R53J  C2021 09 10.23705521 04 03.71 +08 14 25.5          16.97RUER244I41
         K10R53J  C2021 09 10.29263521 06 07.874+06 58 21.13               VER244F51
         K10R53J  C2021 09 10.30537221 06 32.282+06 40 52.94         16.31GVER244F51
         K10R53J  C2021 09 10.31357521 06 47.863+06 29 40.30               VER244F51
         K10R53J  C2021 09 10.32316121 06 51.91 +06 15 16.2          16.28iUER244I41
         K10R53J  C2021 09 10.32350821 06 52.53 +06 14 48.4          16.28iUER244I41
         K10R53J  C2021 09 10.32606921 07 11.497+06 12 39.89         16.42GVER244F51
         K10R53J [C2021 09 10.59176 21 15 23.91 +00 36 22.8          16.6 GVER244Q62
         K10R53J [C2021 09 10.59292 21 15 25.83 +00 34 58.9          16.7 GVER244Q62
         K10R53J [C2021 09 10.59469 21 15 28.81 +00 32 50.6          16.4 GVER244Q62
         K10R53J [C2021 09 10.59583 21 15 30.76 +00 31 26.3          16.2 GVER244Q62
         K10R53J KC2021 09 10.76997021 20 50.24 -02 57 21.6          16.6 GXER244L01
         K10R53J KC2021 09 10.77044021 20 50.99 -02 57 52.7          16.2 GXER244L01
         K10R53J KC2021 09 10.77093021 20 51.72 -02 58 25.2          16.3 GXER244L01
         K10R53J KC2021 09 10.77142421 20 52.54 -02 58 58.3          16.2 GXER244L01
         K10R53J KC2021 09 10.78292821 21 08.67 -03 12 08.2          16.0 GVER244K80
         K10R53J KC2021 09 10.78733521 21 15.54 -03 16 59.5          16.3 GVER244K80
         K10R53J 1C2021 09 10.79084 21 21 22.25 -03 20 45.6          17.4 VVER244033
         K10R53J 1C2021 09 10.79112 21 21 22.70 -03 21 04.5          17.2 VVER244033
         K10R53J 1C2021 09 10.79141 21 21 23.13 -03 21 22.9          17.3 VVER244033
         K10R53J 1C2021 09 10.79662921 21 31.01 -03 26 59.2                VER244246
         K10R53J 1C2021 09 10.79694821 21 31.50 -03 27 20.0          17.1 GVER244246
         K10R53J 1C2021 09 10.79703621 21 31.63 -03 27 26.0                VER244246
         K10R53J 1C2021 09 10.79712321 21 31.78 -03 27 31.7                VER244246
         K10R53J 1C2021 09 10.79721021 21 31.90 -03 27 37.1                VER244246
         K10R53J 1C2021 09 10.79729721 21 32.05 -03 27 43.1                VER244246
         K10R53J 1C2021 09 10.79738421 21 32.17 -03 27 49.0                VER244246
         K10R53J KC2021 09 10.79963 21 21 37.28 -03 24 01.4          16.5 GVER244L29
         K10R53J KC2021 09 10.80133 21 21 39.86 -03 25 53.7          16.7 GVER244L29
         K10R53J KC2021 09 10.80298 21 21 42.32 -03 27 41.8          16.7 GVER244L29
         K10R53J  C2021 09 10.81876621 22 04.87 -03 51 14.5          16.2 GVER244G34
         K10R53J  C2021 09 10.82193121 22 09.70 -03 54 40.0          16.6 GVER244G34
         K10R53J  C2021 09 10.82610321 22 16.07 -03 59 10.4          16.5 GVER244G34
         K10R53J KC2021 09 10.82664421 22 21.26 -03 59 17.5          16.8 GXER244958
         K10R53J  C2021 09 10.82667821 22 16.96 -03 59 47.4          16.3 GVER244G34
         K10R53J  C2021 09 10.82754221 22 18.28 -04 00 43.8          16.5 GVER244G34
         K10R53J  C2021 09 10.82869221 22 20.03 -04 01 57.9          16.8 GVER244G34
         K10R53J KC2021 09 10.82923 21 22 19.73 -04 02 27.5          16.7 GXER244G02
         K10R53J KC2021 09 10.83108821 22 28.04 -04 04 05.2          17.0 GXER244958
         K10R53J KC2021 09 10.83243 21 22 24.61 -04 05 55.4          16.9 GXER244G02
         K10R53J KC2021 09 10.83552721 22 34.65 -04 08 51.1          17.7 GXER244958
         K10R53J KC2021 09 10.83568 21 22 29.56 -04 09 24.8          16.6 GXER244G02
         K10R53J KC2021 09 10.84478021 22 43.57 -04 19 19.2          17.2 GVER244K80
         K10R53J KC2021 09 10.84771421 22 47.95 -04 22 27.3          17.4 GVER244K80
         K10R53J KC2021 09 10.88524 21 23 45.38 -05 01 40.1          17.3 GVER244K83
         K10R53J KC2021 09 10.88699 21 23 47.93 -05 03 30.3          17.2 GVER244K83
         K10R53J KC2021 09 10.88876 21 23 50.52 -05 05 21.5          17.1 GVER244K83
         K10R53J KC2021 09 10.91326 21 24 29.18 -05 30 51.1          16.6 GVER244I93
         K10R53J KC2021 09 10.91459 21 24 31.10 -05 32 13.5          16.7 GVER244I93
         K10R53J KC2021 09 10.91595 21 24 33.07 -05 33 37.5          16.4 GVER244I93
         K10R53J KC2021 09 11.02492 21 27 23.71 -07 16 38.0          17.8 VqER244X31
         K10R53J KC2021 09 11.02660 21 27 26.01 -07 18 16.4          17.5 VqER244X31
         K10R53J KC2021 09 11.08644021 28 53.53 -08 21 38.9          16.8 VuER244H21
         K10R53J KC2021 09 11.08711121 28 54.43 -08 22 17.1          16.7 VuER244H21
         K10R53J KC2021 09 11.08781821 28 55.38 -08 22 57.2          16.7 VuER244H21
         K10R53J KC2021 09 11.08845621 28 56.23 -08 23 33.3          16.9 VuER244H21
         K10R53J KC2021 09 11.08923421 28 57.27 -08 24 17.5          16.8 VuER244H21
         K10R53J KC2021 09 11.16184821 30 37.72 -09 31 16.3          18.0 VqER244858
         K10R53J KC2021 09 11.16519821 30 42.03 -09 34 19.4          17.1 VqER244858
         K10R53J KC2021 09 11.16815321 30 45.80 -09 36 59.9          17.3 VqER244858
         K10R53J KC2021 09 11.17402821 30 53.34 -09 42 19.3          17.2 VqER244858
         K10R53J KC2021 09 11.44281 21 36 45.31 -13 23 20.6          17.0 VqER244E23
         K10R53J KC2021 09 11.44559 21 36 48.46 -13 25 31.8          16.9 VqER244E23
         K10R53J KC2021 09 11.44838 21 36 51.63 -13 27 43.2          17.0 VqER244E23
         K10R53J KC2021 09 11.45115 21 36 54.77 -13 29 53.1          17.0 VqER244E23
         K10R53J KC2021 09 11.45392 21 36 57.91 -13 32 03.4          17.1 VqER244E23
         K10R53J KC2021 09 11.45670 21 37 01.06 -13 34 13.8          17.0 VqER244E23
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
        Hoegner, U. Laux, F. Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m
        f/3 Schmidt + CCD.
    246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha, M. Honkova.
        Measurer M. Tichy.  1.06-m f/2.7 reflector + 2048x2048 CCD.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.16-m
        refractor + CCD.
    958 Observatoire de Dax.  Observer P. Dupouy.  0.32-m Schmidt-Cassegrain +
        CCD.
    E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
        Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T.
        Lowe, A. Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y.
        Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G02 KYSUCE Observatory, Kysucke Nove Mesto.  Observer M. Urbanik.
    G34 Oberfrauendorf.  Observer T. Felber.  0.35-m f/6.3 Schmidt-Cassegrain +
        CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
    I41 Palomar Mountain--ZTF.  Observers B. T. Bolin, V. Bhalerao, Y.-L. Cheng,
        C. M. Copperwheat, K. P. Deshmukh, G. Helou, C.-Y. Hsu, E. A. Kramer,
        Z.-Y. Lin, F. J. Masci, T. A. Prince, K. Sharma, V. Vishwajeet, C. Zhai,
        Z. T. F. Collaboration.  Measurers B. T. Bolin, D. A. Duev, H.-W. Lin, F.
        J. Masci.  1.2-m f/2.4 Schmidt.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    K80 Platanus Observatory, Lusowko.  Observer T. Kluwak.  0.28-m f/2.2 Schmidt
        + CCD.
    K83 Beppe Forti Astronomical Observatory, Montelupo.  Observers M. Tombelli,
        A. Mazzanti, M. Lombardo, M. Iozzi, A. Squilloni.  Measurers M. Tombelli,
        F. Bernardi.  0.40-m f/8 Ritchey-Chretien + CCD.
    L01 Visnjan Observatory, Tican.  Observers V. Dobos, I. Lyon, E. Pettarin, D.
        Pujagic.  Measurer V. Dobos.  1.0-m f/2.9 reflector + CCD.
    L29 Drebach-South Observatory, Windhoek.  Observer J. Lorenz.  0.4-m f/3.6
        reflector + CCD.
    Q62 iTelescope Observatory, Siding Spring.  Observer M. Suzuki.  0.5-m f/4.5
        reflector + CCD.
    X31 Galileo Galilei Observatory, Oro Verde.  Observers C. Fornari, F. Alsina.
        Measurer C. Fornari.  0.40-m f/8 Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
    210907 F52   49-    0-    210911 E23   32-    1-    MPO187181   -1.20 days
    
    Orbital elements:
    2010 RJ53                                                Earth MOID = 0.0198 AU
    Epoch 2021 July 5.0 TT = JDT 2459400.5                  Veres                   
    M   1.29282              (2000.0)            P               Q                  
    n   0.89576288     Peri.   69.74159     -0.51144434     +0.85349586             
    a   1.0657958      Node   167.90160     -0.85116309     -0.51912853             
    e   0.4072160      Incl.   28.44997     +0.11809351     -0.04528122             
    P   1.10           H   23.74          G   0.15           U   0                  
    Residuals in seconds of arc
    100910 703  0.3+  0.7-    100912 H26  0.2-  0.5-    210910 246  0.1+  0.5+
    100910 703  0.0   0.5-    100912 H26  0.1-  0.4-    210910 246  0.2-  0.3+
    100910 703  0.2-  0.6-    100912 H26  1.0-  0.7-    210910 L29 (0.5+  1.1-)
    100910 703  0.1+  0.6-    100912 H26  0.1+  0.1-    210910 L29 (0.9+  1.8-)
    100910 703  0.4-  0.7-    100912 H26  0.4+  0.4-    210910 L29 (0.6+  1.5-)
    100910 H01  0.1+  0.1+    100912 H26  0.3+  1.0-    210910 G34  0.3-  0.6-
    100910 H01  0.0   0.2+    100912 H26  0.9+  1.7-    210910 G34  0.3-  0.4-
    100910 703  0.5-  0.1+    100912 D90  0.7+  0.0     210910 G34  0.0   0.3-
    100910 703  0.2+  0.3+    100912 D90  0.1-  0.8-    210910 958  0.1+  0.1+
    100910 703  0.3+  0.2-    100912 D90  0.3+  0.6-    210910 G34  0.2+  0.0
    100910 703  0.2-  0.6-    100912 D90  0.1+  0.5-    210910 G34  0.3+  0.5-
    100910 H01  0.2-  0.1+    100914 E12  0.1-  0.1-    210910 G34  0.4+  0.2-
    100910 474  0.2+  0.5+    100914 E12  0.3+  0.0     210910 G02  0.2-  0.1+
    100910 474  0.4+  0.1+    210907 F52  0.3+  0.2-    210910 958  0.7+  0.1-
    100910 474  0.0   0.4+    210907 F52  0.4-  0.1+    210910 G02  0.4+  1.0-
    100910 474  0.3-  0.4+    210907 F52  0.0   0.1-    210910 958  0.8-  0.5+
    100910 474  0.0   0.2+    210910 I41  0.7+  0.2+    210910 G02  1.1+  0.8-
    100910 474  0.2-  0.5-    210910 I41  0.8+  0.8-    210910 K80  0.3+  0.3+
    100910 474  0.2-  0.6+    210910 I41 (1.2-  1.6+)   210910 K80  0.3-  0.3+
    100910 474  0.2-  0.0     210910 I41  0.5-  0.5+    210910 K83 (0.7+  1.0-)
    100910 474  0.4-  0.2+    210910 F51  0.1-  0.1-    210910 K83 (0.5+  1.3-)
    100910 474  0.1+  0.9-    210910 F51  0.3+  0.0     210910 K83 (0.6+  1.3-)
    100910 474  0.3-  0.1+    210910 F51  0.1-  0.0     210910 I93  0.1+  0.0
    100910 474  0.5-  0.3+    210910 I41  0.3-  0.3+    210910 I93  0.0   0.0
    100910 651  0.2+  0.9-    210910 I41 (1.0-  0.8+)   210910 I93  0.1-  0.7+
    100910 651  0.1+  0.5-    210910 F51  0.1-  0.1+    210911 X31  0.3-  0.0
    100910 651  0.1+  0.7-    210910 Q62  0.4+  0.0     210911 X31  0.0   0.4-
    100910 204  0.1-  0.3-    210910 Q62  0.1-  0.1+    210911 H21  0.1+  0.2-
    100910 204  0.1+  0.0     210910 Q62  0.2-  0.4+    210911 H21  0.1+  0.3-
    100910 204  0.1+  0.4+    210910 Q62  0.2+  0.8-    210911 H21  0.1+  0.3-
    100910 204  0.2-  0.4-    210910 L01  0.0   0.0     210911 H21  0.0   0.1-
    100910 204  0.1+  1.0-    210910 L01  0.2+  0.3+    210911 H21  0.0   0.2-
    100911 587  0.7-  0.9+    210910 L01  0.3-  0.3+    210911 858  0.1+  0.0
    100911 587  0.0   1.5+    210910 L01  0.3+  0.4+    210911 858  0.2+  0.4-
    100911 587  0.7-  1.3-    210910 K80  0.1-  0.3+    210911 858  0.0   0.1-
    100911 J95  0.1-  0.5+    210910 K80  0.2-  0.4+    210911 858  0.4+  0.3-
    100911 J95  0.1-  0.4+    210910 033  0.1-  0.1+    210911 E23  0.3+  0.4-
    100911 J95  0.1+  0.4+    210910 033  0.1+  0.4-    210911 E23  0.1+  0.4-
    100912 H26  0.8-  1.3-    210910 033  0.2-  0.4+    210911 E23  0.1+  0.2-
    100912 H26  0.3-  0.0     210910 246  0.1-  0.5+    210911 E23  0.1+  0.1+
    100912 H26  0.1-  0.8-    210910 246  0.1-  0.7+    210911 E23  0.2+  0.1-
    100912 H26  0.3-  1.1-    210910 246  0.2-  0.4+    210911 E23  0.3+  0.2-
    100912 H26  0.2+  0.2-    210910 246  0.0   0.5+
    100912 H26  0.3-  0.8-    210910 246  0.2-  0.8+
    
    Ephemeris:
    2010 RJ53                a,e,i = 1.07, 0.41, 28                  q = 0.6318
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 08 12    11 16 11.2 +52 19 00   0.3155  0.8124    43.1   121.5    25.7
    ...
    2021 08 27    11 44 47.1 +58 17 53   0.1491  0.9231    50.6   122.2    24.4
    ...
    2021 09 04    13 03 34.6 +66 14 49   0.06322 0.9817    63.2   113.5    22.1
    ...
    2021 09 10    20 55 09.0 +14 04 56   0.02234 1.0245   140.8    38.4    17.1
    2021 09 11    21 26 38.6 -06 53 35   0.02773 1.0315   152.6    26.7    17.2
    2021 09 12    21 46 54.7 -19 43 18   0.03583 1.0385   152.5    26.6    17.8
    ...
    2021 09 18    22 33 41.7 -41 17 01   0.09784 1.0794   137.8    38.7    20.4
    ...
    2021 09 26    22 51 36.5 -45 48 07   0.1864  1.1315   130.0    42.8    22.0
    ...
    2021 10 11    23 07 18.5 -46 09 57   0.3570  1.2204   120.8    44.6    23.6
    
    A. U. Tomatic                (C) Copyright 2021 MPC           M.P.E.C. 2021-R244
    


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