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  • MPEC 2022-Y100 : 2019 SM7

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    M.P.E.C. 2022-Y100                            Issued 2022 December 22, 14:09 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2019 SM7                                 
    
    
                               Revision to MPEC 2019-S173                           
    
    Additional Observations:
         K19S07M KC2010 10 10.45625104 17 47.728+23 17 05.13         22.82GVEY100F51
         K19S07M  C2010 11 07.51944303 19 46.690+25 31 31.78         22.12GVEY100F51
         K19S07M  C2010 11 10.51201303 11 28.407+25 31 58.90         20.57GVEY100F51
         K19S07M  C2015 10 15.26727822 55 41.376-24 44 53.66         21.59GVEY100F51
         K19S07M  C2015 10 15.27783922 55 41.151-24 44 30.60         21.16GVEY100F51
         K19S07M  C2015 10 15.28840822 55 40.937-24 44 07.47         21.58GVEY100F51
         K19S07M  C2015 10 15.29896522 55 40.711-24 43 44.53         21.63GVEY100F51
         K19S07M  C2015 10 15.30014322 55 40.687-24 43 42.00         21.17GVEY100F51
         K19S07M  C2015 10 15.31947822 55 40.288-24 42 59.66         21.29GVEY100F51
         K19S07M  C2015 10 15.32912922 55 40.089-24 42 38.41         21.65GVEY100F51
         K19S07M  C2015 11 03.27609023 00 45.202-15 22 32.80         21.50GVEY100F51
         K19S07M  C2015 11 03.28837223 00 45.624-15 22 14.58         22.59GVEY100F51
         K19S07M  C2015 11 03.30064223 00 46.031-15 21 57.07         22.58GVEY100F51
         K19S07M  C2015 11 03.31289923 00 46.434-15 21 38.74         21.35GVEY100F51
         K19S07M  C2019 09 30.51835402 09 04.397-01 37 25.38         21.20GVEY100F51
         K19S07M  C2019 10 21.43894601 04 22.363-01 00 23.49         21.97GVEY100F51
         K19S07M  C2019 10 21.45127801 04 20.381-01 00 20.89         21.99GVEY100F51
         K19S07M  C2019 10 21.46361101 04 18.399-01 00 18.02         21.47GVEY100F51
         K19S07M  C2019 10 21.47597001 04 16.423-01 00 15.19         21.74GVEY100F51
         K19S07M  C2019 10 28.31478900 48 30.170-00 30 05.61         21.84GVEY100F51
         K19S07M  C2019 10 28.32742500 48 28.570-00 30 01.83         21.86GVEY100F51
         K19S07M  C2019 10 28.34015400 48 26.938-00 29 58.02         21.79GVEY100F51
         K19S07M  C2019 10 28.35279500 48 25.342-00 29 54.19         21.22GVEY100F51
         K19S07M KC2022 12 21.45786107 48 07.481+52 04 55.16         21.40GVEY100I52
         K19S07M KC2022 12 21.46508207 48 06.520+52 05 09.49         21.30GVEY100I52
         K19S07M KC2022 12 21.46896107 48 05.980+52 05 17.02         21.37GVEY100I52
         K19S07M KC2022 12 21.47283907 48 05.465+52 05 24.79         21.53GVEY100I52
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M. Huber, Y.
        Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
        Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
        Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
        K. W. Wierzchos.  1.0-m prime focus + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    101010 F51 49.9+ 23.0+    221221 I52 69.9+  9.7+    MPO508630   +0.01 days
    
    Orbital elements:
    2019 SM7                                                 Earth MOID = 0.1920 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 312.64277              (2000.0)            P               Q                  
    n   0.75368013     Peri.  200.13702     -0.57665180     +0.80800185             
    a   1.1958536      Node    34.95822     -0.71772319     -0.43034218             
    e   0.4346285      Incl.   12.17641     -0.39031542     -0.40241598             
    P   1.31           H   21.39          G   0.15           U   1                  
    Residuals in seconds of arc
    101010 F51  0.0   0.2-    190929 H01  0.1-  0.1+    191019 291  0.2+  0.1+
    101107 F51  0.1-  0.1-    190929 H01  0.1-  0.1+    191020 G96  0.1-  0.1+
    101110 F51  0.5+  0.1-    190929 H01  0.1+  0.0     191020 G96  0.0   0.1+
    151015 F51  0.0   0.0     190929 H01  0.1-  0.1+    191020 G96  0.2+  0.0
    151015 F51  0.1-  0.1+    190930 H21  0.0   1.1+    191020 291  0.2+  0.1-
    151015 F51  0.0   0.1+    190930 H21  0.2-  0.1+    191020 291  0.1-  0.1-
    151015 F51  0.1-  0.0     190930 H21  0.4-  0.5-    191020 291  0.3+  0.1+
    151015 F51  0.1-  0.0     190930 691  0.1+  0.1+    191021 691  0.1-  0.4-
    151015 F51  0.0   0.0     190930 691  0.1+  0.2-    191021 691  0.1-  0.1-
    151015 F51  0.0   0.1+    190930 691  0.1+  0.7-    191021 691  0.1+  1.0+
    151103 F51  0.2-  0.4-    190930 F51  0.0   0.0     191021 F51  0.0   0.1+
    151103 F51  0.1+  0.0     191002 G96  0.1+  0.1+    191021 F51  0.0   0.1-
    151103 F51  0.1+  0.4-    191002 G96  0.0   0.0     191021 F51  0.0   0.0
    151103 F51  0.1+  0.1+    191002 G96  0.1+  0.0     191021 F51  0.0   0.0
    190927 F51  0.0   0.0     191002 G96  0.4-  0.3-    191028 F51  0.1-  0.0
    190927 F51  0.1-  0.0     191006 807  0.1+  0.2+    191028 F51  0.1+  0.0
    190927 F51  0.1+  0.1+    191006 807  0.1-  0.1-    191028 F51  0.1-  0.0
    190927 F51  0.0   0.0     191006 807  0.1+  0.2+    191028 F51  0.2+  0.0
    190928 J04  0.2+  0.1+    191017 I52 (3.7+  0.2-)   221221 I52  0.1-  0.2-
    190928 J04  0.0   0.1+    191017 I52  0.3-  0.4-    221221 I52  0.0   0.0
    190928 J04  0.0   0.2+    191017 I52  0.3-  0.4-    221221 I52  0.2-  0.0
    190928 L01  0.1+  0.6+    191017 I52  0.1+  0.1-    221221 I52  0.2-  0.2+
    190928 L01  0.2-  0.2+    191019 291  0.0   0.1-
    190929 L01  0.2-  0.2-    191019 291  0.3+  0.1+
    
    Ephemeris:
    2019 SM7                 a,e,i = 1.20, 0.43, 12                  q = 0.6761
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 11 22    08 00 12.3 +39 08 25   0.7949  1.5709   123.2    31.7    23.2
    ...
    2022 12 07    08 03 54.9 +44 46 24   0.6432  1.5117   135.3    27.3    22.6
    ...
    2022 12 15    07 58 26.3 +48 37 27   0.5746  1.4759   141.0    24.8    22.2
    ...
    2022 12 21    07 49 04.9 +51 49 43   0.5300  1.4470   144.1    23.5    21.9
    2022 12 22    07 46 58.5 +52 22 45   0.5232  1.4421   144.5    23.3    21.9
    2022 12 23    07 44 41.7 +52 55 55   0.5165  1.4371   144.8    23.2    21.8
    ...
    2022 12 29    07 26 58.9 +56 13 53   0.4808  1.4060   145.4    23.4    21.6
    ...
    2023 01 06    06 51 09.6 +60 10 01   0.4439  1.3620   142.3    26.2    21.5
    ...
    2023 01 21    05 13 40.6 +63 25 03   0.4046  1.2715   127.5    37.9    21.5
    
    A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-Y100
    


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