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  • MPEC 2020-W67 : 2020 WH1

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    M.P.E.C. 2020-W67                             Issued 2020 November 18, 22:16 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 WH1                                 
    
    
    Observations:
         K20W01H  C2020 11 14.53097703 56 56.428+24 21 35.48               VEW067F51
         K20W01H  C2020 11 14.54254903 57 08.287+24 19 11.09         17.76GVEW067F51
         K20W01H  C2020 11 14.55436603 57 20.394+24 16 44.11         18.95GVEW067F51
         K20W01H  C2020 11 14.56620003 57 32.619+24 14 15.47         17.80GVEW067F51
         K20W01H* C2020 11 17.95492 04 42 28.42 +15 02 50.0          18.6 RoEW067K88
         K20W01H  C2020 11 17.95563 04 42 28.76 +15 02 45.6          18.3 RoEW067K88
         K20W01H  C2020 11 17.95639 04 42 29.16 +15 02 39.8          18.1 RoEW067K88
         K20W01H  C2020 11 17.99766 04 42 50.20 +14 57 28.6          18.6 RoEW067K88
         K20W01H  C2020 11 17.99820 04 42 50.44 +14 57 24.8          18.3 RoEW067K88
         K20W01H  C2020 11 17.99875 04 42 50.70 +14 57 21.4          18.1 RoEW067K88
         K20W01H  C2020 11 17.99928 04 42 50.97 +14 57 17.5          18.1 RoEW067K88
         K20W01H  C2020 11 17.99982 04 42 51.22 +14 57 12.8          18.0 RoEW067K88
         K20W01H  C2020 11 18.00036 04 42 51.47 +14 57 08.9          18.2 RoEW067K88
         K20W01H  C2020 11 18.00089 04 42 51.81 +14 57 03.9          18.4 RoEW067K88
         K20W01H KC2020 11 18.00102 04 42 53.21 +14 57 09.3          18.6 GVEW067130
         K20W01H  C2020 11 18.00304 04 42 52.81 +14 56 48.3          18.6 RoEW067K88
         K20W01H KC2020 11 18.00551 04 42 55.40 +14 56 37.4          19.2 GVEW067130
         K20W01H  C2020 11 18.00777 04 42 55.25 +14 56 13.7          19.0 RoEW067K88
         K20W01H  C2020 11 18.00866 04 42 55.74 +14 56 05.8          18.5 RoEW067K88
         K20W01H  C2020 11 18.00954 04 42 56.10 +14 55 59.9          18.5 RoEW067K88
         K20W01H KC2020 11 18.00999 04 42 57.66 +14 56 03.4          19.0 GVEW067130
         K20W01H  C2020 11 18.01130 04 42 57.06 +14 55 46.1          18.7 RoEW067K88
         K20W01H  C2020 11 18.01307 04 42 57.90 +14 55 33.2          18.6 RoEW067K88
         K20W01H  C2020 11 18.01396 04 42 58.38 +14 55 26.3          18.2 RoEW067K88
         K20W01H  C2020 11 18.01484 04 42 58.83 +14 55 20.1          18.4 RoEW067K88
         K20W01H  C2020 11 18.01749 04 43 00.14 +14 55 00.3          18.6 RoEW067K88
         K20W01H  C2020 11 18.05401 04 43 18.59 +14 50 25.4          18.9 RoEW067K88
         K20W01H  C2020 11 18.05667 04 43 19.97 +14 50 05.0          18.5 RoEW067K88
         K20W01H  C2020 11 18.05755 04 43 20.40 +14 49 58.6          18.3 RoEW067K88
         K20W01H  C2020 11 18.05843 04 43 20.85 +14 49 52.5          18.8 RoEW067K88
         K20W01H bC2020 11 18.08937804 43 37.02 +14 46 07.2          19.0 GVEW067L01
         K20W01H bC2020 11 18.09284604 43 38.77 +14 45 40.8          19.1 GVEW067L01
         K20W01H bC2020 11 18.09414604 43 39.40 +14 45 31.4          19.0 GVEW067L01
         K20W01H bC2020 11 18.09544604 43 40.07 +14 45 21.7          18.7 GVEW067L01
         K20W01H bC2020 11 18.09718004 43 40.93 +14 45 08.7          19.0 GVEW067L01
         K20W01H KC2020 11 18.11852 04 44 04.89 +14 42 49.4          18.6 GVEW067W34
         K20W01H KC2020 11 18.12677 04 44 09.06 +14 41 50.4          18.7 GVEW067W34
         K20W01H KC2020 11 18.13647 04 44 13.98 +14 40 40.2          18.9 GVEW067W34
         K20W01H KC2020 11 18.18241 04 44 24.76 +14 34 30.8                VEW067204
         K20W01H KC2020 11 18.18851 04 44 27.90 +14 33 45.3                VEW067204
         K20W01H  C2020 11 18.18936304 44 43.67 +14 34 15.7          20.18GVEW067I52
         K20W01H  C2020 11 18.18955504 44 43.75 +14 34 13.4          19.46GVEW067I52
         K20W01H  C2020 11 18.18974304 44 43.87 +14 34 12.3          18.87GVEW067I52
         K20W01H  C2020 11 18.19140104 44 44.69 +14 34 00.6          18.25GVEW067I52
         K20W01H KC2020 11 18.19283 04 44 42.92 +14 33 41.8          18.8 GVEW067H27
         K20W01H KC2020 11 18.19460 04 44 31.02 +14 32 59.9          19.1 GVEW067204
         K20W01H KC2020 11 18.20788 04 44 50.36 +14 31 53.5          18.8 GVEW067H27
         K20W01H KC2020 11 18.21996704 44 58.10 +14 30 32.4          19.2 VqEW067858
         K20W01H KC2020 11 18.22229 04 44 57.31 +14 30 10.1          19.0 GVEW067H27
         K20W01H KC2020 11 18.22486304 45 00.47 +14 29 57.7          19.1 VqEW067858
         K20W01H KC2020 11 18.22975404 45 02.85 +14 29 22.7          19.5 VqEW067858
         K20W01H KC2020 11 18.30224 04 45 37.03 +14 20 57.9                oEW067711
         K20W01H KC2020 11 18.30466 04 45 38.15 +14 20 40.9                oEW067711
         K20W01H KC2020 11 18.30708 04 45 39.27 +14 20 23.8                oEW067711
         K20W01H KC2020 11 18.30919 04 45 40.24 +14 20 08.5                oEW067711
         K20W01H KC2020 11 18.32217 04 45 45.01 +14 18 13.6          18.1 RqEW067H36
         K20W01H KC2020 11 18.33096 04 45 49.09 +14 17 10.2          18.2 RqEW067H36
         K20W01H KC2020 11 18.78037904 49 43.59 +13 24 36.0          18.1 RVEW067K61
         K20W01H KC2020 11 18.78116104 49 43.91 +13 24 30.9          18.7 RVEW067K61
         K20W01H KC2020 11 18.78233604 49 44.45 +13 24 22.9          18.5 RVEW067K61
         K20W01H KC2020 11 18.81245 04 49 58.43 +13 21 04.3          18.9 GVEW067113
         K20W01H  C2020 11 18.81683 04 50 00.49 +13 20 43.5          18.8 RoEW067K88
         K20W01H  C2020 11 18.81778 04 50 00.90 +13 20 37.9                oEW067K88
         K20W01H KC2020 11 18.81867 04 50 02.50 +13 20 45.3          19.6 GVEW067L07
         K20W01H KC2020 11 18.82060 04 50 02.22 +13 20 11.9          18.6 GVEW067113
         K20W01H KC2020 11 18.82812 04 50 06.30 +13 19 32.1          19.0 GVEW067595
         K20W01H KC2020 11 18.82871 04 50 05.94 +13 19 18.6          18.5 GVEW067113
         K20W01H KC2020 11 18.83275 04 50 08.91 +13 19 14.3          19.6 GVEW067L07
         K20W01H KC2020 11 18.83619 04 50 09.95 +13 18 40.3          19.0 GVEW067595
         K20W01H KC2020 11 18.83772904 50 10.29 +13 18 10.3          18.8 GVEW067Z99
         K20W01H KC2020 11 18.84158504 50 12.11 +13 17 44.6          18.6 GVEW067Z99
         K20W01H 1C2020 11 18.84466 04 50 13.38 +13 17 38.3                VEW067246
         K20W01H 1C2020 11 18.84485 04 50 13.39 +13 17 37.4                VEW067246
         K20W01H 1C2020 11 18.84503 04 50 13.57 +13 17 35.1                VEW067246
         K20W01H 1C2020 11 18.84522 04 50 13.63 +13 17 35.3                VEW067246
         K20W01H 1C2020 11 18.84541 04 50 13.72 +13 17 34.0          19.4 GVEW067246
         K20W01H KC2020 11 18.84544004 50 13.91 +13 17 20.0          19.0 GVEW067Z99
         K20W01H KC2020 11 18.84615 04 50 14.46 +13 17 35.2          18.8 GVEW067595
         K20W01H KC2020 11 18.84687 04 50 15.27 +13 17 42.7          19.2 GVEW067L07
         K20W01H 1C2020 11 18.85481 04 50 17.91 +13 16 27.2          21.6 VVEW067033
         K20W01H 1C2020 11 18.85528 04 50 18.11 +13 16 24.7          21.0 VVEW067033
         K20W01H 1C2020 11 18.85574 04 50 18.33 +13 16 21.4          20.8 VVEW067033
         K20W01H KC2020 11 18.86299104 50 22.33 +13 15 28.7          18.9 GVEW067J95
         K20W01H KC2020 11 18.86908504 50 25.14 +13 14 49.8          19.2 GVEW067J95
         K20W01H KC2020 11 18.87129 04 50 25.64 +13 14 43.0          19.3 GVEW067A17
         K20W01H KC2020 11 18.88332204 50 31.59 +13 13 17.9          19.1 GVEW067J95
         K20W01H KC2020 11 18.88435 04 50 31.49 +13 13 18.1          19.4 GVEW067A17
         K20W01H KC2020 11 18.89292 04 50 35.56 +13 12 28.3          18.8 GVEW067B67
         K20W01H KC2020 11 18.89569 04 50 36.53 +13 12 04.3          19.3 GVEW067A17
         K20W01H KC2020 11 18.89743 04 50 37.54 +13 11 59.7          18.7 GVEW067B67
         K20W01H 4C2020 11 18.89785 04 50 41.60 +13 12 30.0          19.1 GVEW067J04
         K20W01H 4C2020 11 18.89816 04 50 41.72 +13 12 27.6          18.8 GVEW067J04
         K20W01H 4C2020 11 18.89848 04 50 41.85 +13 12 25.7          19.0 GVEW067J04
         K20W01H KC2020 11 18.90226 04 50 39.62 +13 11 28.4          19.0 GVEW067B67
         K20W01H KC2020 11 18.90721304 50 41.87 +13 11 03.3          19.2 GVEW067K63
         K20W01H KC2020 11 18.91273604 50 44.29 +13 10 26.3          19.0 GVEW067K63
         K20W01H KC2020 11 18.91707104 50 46.12 +13 09 59.2          19.0 GVEW067K63
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, F.
        Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    113 Volkssternwarte Drebach, Schoenbrunn.  Observer G. Lehmann.  0.5-m f/4.6
        reflector + CCD.
    130 Lumezzane.  Observers A. Coffano, W. Marinello, M. Micheli, G. Pizzetti,
        A. Soffiantini.  Measurer W. Marinello.  0.40-m f/5.9 reflector + CCD.
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector +
        CCD.
    246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha.  Measurer M.
        Tichy.  1.06-m f/2.7 reflector + 2048x2048 CCD.
    595 Farra d'Isonzo.  Observer E. Pettarin.  0.40-m f/5.15 reflector + CCD.
    711 McDonald Observatory, Fort Davis.  Observers J. G. Ries, B. P. Roman.
        Measurer J. G. Ries.  2.1-m reflector + CCD + focal reducer.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m Schmidt-
        Cassegrain + CCD.
    A17 Guidestar Observatory, Weinheim.  Observers M. Emmerich, S. Melchert.
        0.36-m f/6 Schmidt-Cassegrain + CCD.
    B67 Sternwarte Mirasteilas, Falera.  Observer J. De Queiroz.  0.9-m f/6.4
        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.
    H27 Moonglow Observatory, Warrensburg.  Observer M. Bruenjes.  0.36-m f/2.0
        Schmidt-Cassegrain + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
        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.
    J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers A.
        Knofel, D. Koschny, M. Busch, M. Micheli, E. Schwab.  1.0-m f/4.4
        reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    K61 Rokycany Observatory.  Observer M. Adamovsky.  0.51-m f/6.8 reflector +
        CCD.
    K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.4-m
        f/3.2 Newtonian reflector + CCD.
    K88 GINOP-KHK, Piszkesteto.  Observer R. Szakats.  Measurer K. Sarneczky.
        0.60-m Schmidt + CCD.
    L01 Visnjan Observatory, Tican.  Observers K. Korlevic, V. Dobos, D. Pujagic.
        Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.
    L07 Osservatorio Salvatore di Giacomo, Agerola.  Observers E. Guido, A.
        Catapano, F. Coccia.  0.5-m f/8 Ritchey-Chretien + CCD.
    W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.36-m
        Schmidt-Cassegrain + CCD.
    Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8
        Schmidt-Cassegrain + CCD.
    
    Orbital elements:
    2020 WH1                                                 Earth MOID = 0.0286 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
    M  18.97722              (2000.0)            P               Q
    n   0.36091291     Peri.  155.12425     +0.87248413     -0.47748921
    a   1.9537445      Node   233.79471     +0.42403719     +0.84541558
    e   0.4886698      Incl.    7.39135     +0.24282485     +0.23932522
    P   2.73           H   24.5           G   0.15           U   7
    Residuals in seconds of arc
    201114 F51  0.4+  0.1-    201118 L01  0.0   0.1+    201118 113  0.4-  0.1+
    201114 F51  0.1+  0.2-    201118 L01  0.2-  0.1+    201118 L07  0.1-  0.2+
    201114 F51  0.5-  0.5+    201118 W34  0.2-  0.1-    201118 595  0.0   0.5+
    201114 F51  0.0   0.2-    201118 W34  0.2-  0.3+    201118 Z99  0.3-  0.5+
    201117 K88  0.0   0.8-    201118 W34  0.6+  0.1-    201118 Z99  0.0   0.1-
    201117 K88  0.4-  0.2+    201118 204  0.1+  0.1-    201118 246  0.1-  0.6-
    201117 K88  0.2-  0.1+    201118 204  0.2+  0.1-    201118 246  1.2-  0.2-
    201117 K88  0.9+  0.5-    201118 I52  0.0   0.4+    201118 246  0.3+  1.3-
    201117 K88  0.4+  0.3-    201118 I52  0.2-  0.6-    201118 246  0.1-  0.1+
    201117 K88  0.2+  0.5+    201118 I52  0.1+  0.3-    201118 246  0.0   0.0
    201117 K88  0.2+  0.6+    201118 I52  0.0   0.2-    201118 Z99  0.2+  0.3+
    201117 K88  0.1-  0.1-    201118 H27  0.6-  0.3+    201118 595  0.1+  0.1+
    201118 K88  0.5-  0.1+    201118 204  0.0   0.1-    201118 L07  0.1+  0.1+
    201118 K88  0.6+  0.9-    201118 H27  0.6+  0.1-    201118 033  0.2+  0.5-
    201118 130  0.4+  0.4-    201118 858  0.3+  0.2-    201118 033  0.0   0.0
    201118 K88  0.7-  0.4-    201118 H27  0.1+  0.2-    201118 033  0.2+  0.3-
    201118 130  0.6-  1.3+    201118 858  0.0   0.0     201118 J95  0.1-  0.5-
    201118 K88  0.0   0.6+    201118 858  0.1+  0.2-    201118 J95  0.3+  0.1+
    201118 K88  0.6+  0.6-    201118 711  0.0   0.3-    201118 A17  0.9-  0.3+
    201118 K88  0.7-  0.2+    201118 711  0.1-  0.1-    201118 J95  0.1+  0.3+
    201118 130  0.5-  0.9+    201118 711  0.1-  0.2+    201118 A17  0.5-  0.0
    201118 K88  0.4+  0.4-    201118 711  0.2-  0.1-    201118 B67  0.3+  0.3-
    201118 K88  0.4-  0.0     201118 H36  1.0+  0.1+    201118 A17  0.2-  0.3-
    201118 K88  0.0   0.2-    201118 H36  0.5+  0.2-    201118 B67  0.3+  0.3+
    201118 K88  0.1+  0.3+    201118 K61  1.1+  0.3+    201118 J04  0.2+  0.3+
    201118 K88  0.3-  0.4+    201118 K61  0.4+  0.3+    201118 J04  0.1-  0.1-
    201118 K88  0.4-  0.4+    201118 K61  0.1+  0.0     201118 J04  0.3-  0.0
    201118 K88  0.1+  0.0     201118 113  0.5-  0.1-    201118 B67  0.3-  0.3+
    201118 K88  0.1-  0.2+    201118 K88  0.2+  0.5-    201118 K63  0.4-  0.7+
    201118 K88  0.0   0.7+    201118 K88  0.1-  0.1+    201118 K63  0.1+  0.6-
    201118 L01  0.1+  0.0     201118 L07  0.1-  0.2-    201118 K63  0.5-  0.4+
    201118 L01  0.2+  0.3-    201118 113  0.2-  0.6+
    201118 L01  0.2-  0.0     201118 595  0.4+  0.1-
    
    Ephemeris:
    2020 WH1                 a,e,i = 1.95, 0.49, 7                   q = 0.9990
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 10 19    19 21 11.6 +20 42 34   0.1030  1.0017    90.2    83.9    22.5
    ...
    2020 11 03    21 06 57.4 +36 42 29   0.04244 1.0042   105.6    72.1    20.2
    ...
    2020 11 11    02 18 36.6 +37 50 22   0.03084 1.0186   157.1    22.2    18.1
    ...
    2020 11 17    04 32 42.0 +17 13 38   0.04766 1.0348   165.0    14.4    18.8
    2020 11 18    04 42 51.7 +14 58 50   0.05160 1.0380   163.0    16.2    19.0
    2020 11 19    04 51 20.3 +13 02 28   0.05572 1.0412   161.3    17.7    19.2
    ...
    2020 11 25    05 21 27.1 +05 44 13   0.08282 1.0632   155.8    22.3    20.3
    ...
    2020 12 03    05 37 20.9 +01 43 31   0.1228  1.0982   155.0    22.3    21.2
    ...
    2020 12 18    05 45 47.4 +00 15 19   0.2079  1.1780   156.9    19.2    22.4
    
    M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-W67
    


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