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  • MPEC 2020-A75 : 2020 AW1

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    M.P.E.C. 2020-A75                               Issued 2020 January 5, 23:58 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
    
                                    2020 AW1                                 
    
    
    Observations:
         K20A01W* C2020 01 04.25857 07 23 44.67 +29 43 44.6          20.4 GVEA075G96
         K20A01W  C2020 01 04.26382 07 23 47.76 +29 44 01.5          20.6 GVEA075G96
         K20A01W  C2020 01 04.26907 07 23 50.84 +29 44 18.5          20.8 GVEA075G96
         K20A01W  C2020 01 04.32499307 24 22.95 +29 47 13.2          20.3 GVEA075H01
         K20A01W  C2020 01 04.32876007 24 25.14 +29 47 24.9          20.2 GVEA075H01
         K20A01W  C2020 01 04.33923207 24 31.26 +29 47 57.3          20.3 GVEA075H01
         K20A01W  C2020 01 04.34698607 24 35.81 +29 48 21.1          20.1 GVEA075H01
         K20A01W  C2020 01 04.36489 07 24 46.70 +29 49 19.6          20.8 GVEA075I52
         K20A01W  C2020 01 04.36614 07 24 47.20 +29 49 21.8          20.3 GVEA075I52
         K20A01W  C2020 01 04.36739 07 24 48.18 +29 49 27.1          20.5 GVEA075I52
         K20A01W  C2020 01 04.36864 07 24 48.89 +29 49 30.6          20.5 GVEA075I52
         K20A01W  C2020 01 04.86185 07 30 11.52 +30 14 22.5          19.9 VVEA075033
         K20A01W  C2020 01 04.86362 07 30 12.60 +30 14 28.1          20.2 VVEA075033
         K20A01W  C2020 01 04.86540 07 30 13.80 +30 14 33.8          21.7 VVEA075033
         K20A01W IC2020 01 04.94176507 31 01.71 +30 18 51.1          20.8 GVEA075L01
         K20A01W KC2020 01 04.94393507 31 03.06 +30 18 58.0          21.0 GVEA075L01
         K20A01W KC2020 01 04.94854907 31 05.95 +30 19 12.8          21.0 GVEA075L01
         K20A01W KC2020 01 04.96854 07 31 18.75 +30 20 17.3          20.5 GVEA075104
         K20A01W KC2020 01 04.97601 07 31 23.36 +30 20 41.6          19.9 GVEA075104
         K20A01W HC2020 01 05.14299 07 33 09.00 +30 29 01.7          20.5 GVEA075204
         K20A01W HC2020 01 05.16664 07 33 24.34 +30 30 10.1                VEA075204
         K20A01W  C2020 01 05.18772307 33 49.28 +30 31 41.5          20.4 GVEA075H01
         K20A01W KC2020 01 05.19007407 33 48.63 +30 31 49.2          20.4 VuEA075H21
         K20A01W  C2020 01 05.19596007 33 54.57 +30 32 09.1          20.2 GVEA075H01
         K20A01W  C2020 01 05.20315707 33 59.19 +30 32 33.0          20.6 GVEA075H01
         K20A01W KC2020 01 05.20789907 33 59.94 +30 32 46.6          20.4 VuEA075H21
         K20A01W  C2020 01 05.20889707 34 02.84 +30 32 51.8          20.2 GVEA075H01
         K20A01W  C2020 01 05.22088 07 34 10.93 +30 33 32.4          20.7 GVEA075I52
         K20A01W  C2020 01 05.22185 07 34 11.52 +30 33 35.5          20.6 GVEA075I52
         K20A01W  C2020 01 05.22282 07 34 12.17 +30 33 38.5          20.4 GVEA075I52
         K20A01W KC2020 01 05.91381 07 42 09.18 +31 08 47.9          19.4 GVEA075K63
         K20A01W KC2020 01 05.92079 07 42 13.91 +31 09 10.1          20.1 GVEA075K63
         K20A01W KC2020 01 05.92887 07 42 19.42 +31 09 36.4          19.8 GVEA075K63
         K20A01W KC2020 01 05.92940 07 42 20.64 +31 09 31.7          19.6 VqEA075I93
         K20A01W KC2020 01 05.93567 07 42 24.97 +31 09 52.4          19.5 VqEA075I93
         K20A01W KC2020 01 05.94492 07 42 31.15 +31 10 20.8          20.0 VqEA075I93
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, F. 
       Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers P. 
       Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers E. J. Christensen, 
       G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. 
       Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L. Seaman,
        F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.  
        Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0 
       astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  Measurers 
       E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. 
       Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. 
       Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m reflector + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.4-m 
       f/3.2 Newtonian reflector + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
       CCD.
    
    Orbital elements:
    2020 AW1                                                 Earth MOID = 0.0567 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
    M  40.59190              (2000.0)            P               Q
    n   0.32106811     Peri.   32.93826     -0.61009149     -0.78963460
    a   2.1122141      Node    94.74214     +0.71203950     -0.58255818
    e   0.5121946      Incl.    3.75761     +0.34754586     -0.19262182
    P   3.07           H   25.4           G   0.15           U   7
    Residuals in seconds of arc
    200104 G96  0.1-  0.3+    200104 033  0.2-  0.1-    200105 H01  0.2+  0.0
    200104 G96  0.3+  0.2+    200104 033  0.8+  0.2-    200105 H21  0.1-  0.0
    200104 G96  0.5+  0.2+    200104 L01  0.3-  0.1-    200105 H01  0.1-  0.2-
    200104 H01  0.2+  0.2+    200104 L01  0.3-  0.1-    200105 I52  0.1-  0.1+
    200104 H01  0.1+  0.2+    200104 L01  0.0   0.1+    200105 I52  0.5-  0.0
    200104 H01  0.1+  0.2+    200104 104  0.3+  0.5-    200105 I52  0.1-  0.2-
    200104 H01  0.3+  0.1+    200104 104  0.2-  0.4+    200105 K63  0.2+  0.4+
    200104 I52  0.2+  0.3+    200105 204  0.3+  0.2+    200105 K63  0.4+  0.3+
    200104 I52  2.8-  1.3-    200105 204  0.4+  0.2+    200105 K63  1.1+  0.9+
    200104 I52  0.4+  0.2+    200105 H01  0.0   0.4-    200105 I93  0.8-  0.4-
    200104 I52  0.2+  0.2-    200105 H21  0.1-  0.0     200105 I93  0.1+  0.2+
    200104 033  0.3+  0.1+    200105 H01  0.1+  0.1-    200105 I93  1.1-  1.0-
    
    Ephemeris:
    2020 AW1                 a,e,i = 2.11, 0.51, 4                   q = 1.0303
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 12 06    05 24 38.3 +15 46 40   0.2088  1.1910   169.0     9.1    23.0
    ...
    2019 12 21    05 56 28.1 +19 59 54   0.1312  1.1147   176.5     3.1    21.5
    ...
    2019 12 29    06 32 53.9 +24 39 17   0.09900 1.0823   178.4     1.5    20.7
    ...
    2020 01 04    07 21 01.3 +29 30 25   0.08027 1.0627   171.2     8.1    20.6
    2020 01 05    07 31 38.0 +30 22 20   0.07773 1.0598   169.6     9.7    20.6
    2020 01 06    07 43 06.6 +31 13 40   0.07538 1.0570   167.8    11.3    20.6
    ...
    2020 01 12    09 10 07.2 +35 09 44   0.06596 1.0433   154.5    24.0    20.7
    ...
    2020 01 20    11 21 52.9 +33 10 00   0.06756 1.0325   134.6    42.7    21.3
    ...
    2020 02 04    13 29 49.6 +20 54 02   0.1003  1.0366   118.1    57.0    22.5
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-A75
    


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