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  • MPEC 2020-P49 : 2020 PW

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    M.P.E.C. 2020-P49                               Issued 2020 August 12, 00:32 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 PW                                 
    
    
    Observations:
         K20P00W  C2020 08 08.47968421 25 40.337-07 56 22.23               VEP049F51
         K20P00W  C2020 08 08.51465621 25 55.573-07 47 41.21         19.39GVEP049F51
         K20P00W* C2020 08 11.39239 22 20 57.99 +17 54 28.2          18.2 GVEP049G96
         K20P00W  C2020 08 11.39756 22 21 09.80 +17 59 49.9          18.4 GVEP049G96
         K20P00W  C2020 08 11.42070 22 22 02.87 +18 24 12.6          18.2 GVEP049I52
         K20P00W  C2020 08 11.42086 22 22 03.24 +18 24 22.0          18.0 GVEP049I52
         K20P00W  C2020 08 11.45269 22 23 18.45 +18 58 18.4          18.0 GVEP049I52
         K20P00W  C2020 08 11.45284 22 23 18.85 +18 58 28.6          18.0 GVEP049I52
         K20P00W  C2020 08 11.45299 22 23 19.23 +18 58 38.5          18.3 GVEP049I52
         K20P00W  C2020 08 11.45315 22 23 19.56 +18 58 48.6          18.0 GVEP049I52
         K20P00W  C2020 08 11.48091 22 24 27.28 +19 28 47.4          17.9 GVEP049I52
         K20P00W  C2020 08 11.48106 22 24 27.64 +19 28 57.7          17.9 GVEP049I52
         K20P00W  C2020 08 11.48122 22 24 28.04 +19 29 07.8          17.9 GVEP049I52
         K20P00W  C2020 08 11.48138 22 24 28.47 +19 29 18.4          18.0 GVEP049I52
         K20P00W  C2020 08 11.83457 22 43 01.74 +26 28 57.0          19.1 VVEP049033
         K20P00W  C2020 08 11.83486 22 43 02.77 +26 29 20.0          19.1 VVEP049033
         K20P00W  C2020 08 11.83515 22 43 03.75 +26 29 43.1          18.7 VVEP049033
         K20P00W KC2020 08 11.85667 22 44 21.72 +26 58 50.7          18.4 GVEP049104
         K20P00W KC2020 08 11.86020 22 44 34.02 +27 03 31.6                VEP049104
         K20P00W KC2020 08 11.86463 22 44 49.46 +27 09 23.8          18.4 GVEP049104
         K20P00W KC2020 08 11.87193422 45 14.30 +27 17 39.2          18.1 GVEP049J95
         K20P00W KC2020 08 11.87389522 45 21.33 +27 20 15.7          18.1 GVEP049J95
         K20P00W KC2020 08 11.87642222 45 30.32 +27 23 38.2          18.4 GVEP049J95
         K20P00W KC2020 08 11.87859222 45 38.03 +27 26 31.4          18.7 GVEP049J95
         K20P00W KC2020 08 11.89506422 46 37.31 +27 48 38.0          17.8 GVEP049J69
         K20P00W KC2020 08 11.90028822 46 56.16 +27 55 39.1          17.8 GVEP049J69
         K20P00W KC2020 08 11.90552022 47 15.11 +28 02 41.8          17.7 GVEP049J69
         K20P00W KC2020 08 11.94900522 49 54.70 +29 01 39.0          18.8 GVEP049Z80
         K20P00W KC2020 08 11.95613822 50 21.37 +29 11 25.0                VEP049Z80
         K20P00W KC2020 08 11.98820622 52 23.76 +29 55 33.1          18.5 GVEP049J95
         K20P00W KC2020 08 11.99185722 52 37.86 +30 00 36.3          18.2 GVEP049J95
         K20P00W KC2020 08 11.99564922 52 52.52 +30 05 51.4          18.3 GVEP049J95
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
        Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri, S. Mangano.
        Measurers P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
        Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer T. A. Pruyne.  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.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer H. Groeller.  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.
    J69 North Observatory, Clanfield.  Observer D. Briggs.  0.41-m f/4.5 Newtonian
        reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    Z80 Northolt Branch Observatory.  Observer G. Wells.  Measurer D. Bamberger.
        0.25-m f/8.0 Ritchey-Chretien + CCD.
    
    Orbital elements:
    2020 PW                                                  Earth MOID = 0.0101 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
    M 313.74093              (2000.0)            P               Q
    n   0.39195688     Peri.   71.22925     +0.91337479     -0.40423800
    a   1.8491715      Node   312.58210     +0.34440988     +0.83054874
    e   0.5575003      Incl.    3.76539     +0.21709060     +0.38311936
    P   2.51           H   25.8           G   0.15           U   6
    Residuals in seconds of arc
    200808 F51  0.2+  0.1+    200811 I52  0.2-  0.3+    200811 J95  0.2+  0.5+
    200808 F51  0.2-  0.1-    200811 I52  0.1-  0.0     200811 J95  0.1-  0.1+
    200811 G96 (0.9+  2.0+)   200811 I52  0.4+  0.2+    200811 J69  0.4+  0.3-
    200811 G96 (1.9+  0.8-)   200811 033  0.4-  0.3-    200811 J69  0.3+  0.3-
    200811 I52  0.3-  0.1-    200811 033  0.1+  0.1-    200811 J69  0.3+  0.1-
    200811 I52  0.3-  0.9-    200811 033  0.2-  0.2+    200811 Z80  0.3+  0.5-
    200811 I52  0.4-  0.2-    200811 104  0.2-  0.2-    200811 Z80  0.4-  0.1-
    200811 I52  0.2+  0.3+    200811 104  0.1-  0.2+    200811 J95  0.2-  0.0
    200811 I52  0.5+  0.5+    200811 104  0.3-  0.2-    200811 J95  0.1+  0.0
    200811 I52  0.3-  0.3+    200811 J95  0.4-  0.1-    200811 J95  0.1+  0.1-
    200811 I52  0.0   0.2-    200811 J95  0.3+  0.1-
    
    Ephemeris:
    2020 PW                  a,e,i = 1.85, 0.56, 4                   q = 0.8183
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 07 13    20 45 55.4 -23 57 33   0.2635  1.2702   162.4    14.0    24.2
    ...
    2020 07 28    20 54 23.3 -21 38 35   0.1289  1.1437   173.7     5.6    22.1
    ...
    2020 08 05    21 07 28.7 -16 12 47   0.06382 1.0782   178.2     1.6    20.2
    ...
    2020 08 11    22 07 10.8 +11 45 46   0.01991 1.0310   150.9    28.6    18.6
    2020 08 12    22 52 54.8 +30 14 29   0.01526 1.0233   130.3    49.0    18.6
    2020 08 13    00 45 00.3 +53 59 06   0.01397 1.0157    99.9    79.3    19.3
    ...
    2020 08 19    07 59 11.8 +39 59 10   0.05116 0.9717    37.1   141.1    26.3
    ...
    2020 08 27    08 26 30.3 +32 25 27   0.1146  0.9188    35.0   140.9    27.9
    ...
    2020 09 11    08 46 41.6 +27 50 50   0.2422  0.8449    42.7   126.1    27.7
    
    M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-P49
    


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