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  • MPEC 2019-G185: 2019 GC20

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    M.P.E.C. 2019-G185                               Issued 2019 Apr. 15, 02:28 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
    
                                       2019 GC20
    
    Observations:
         K19G20C  C2019 04 02.47580714 00 03.666-10 44 48.88         21.2 GVEG185F51
         K19G20C  C2019 04 02.47646514 00 03.531-10 44 49.95         21.7 GVEG185F51
         K19G20C  C2019 04 02.48880714 00 01.064-10 45 07.26         21.8 GVEG185F51
         K19G20C  C2019 04 02.50045913 59 58.709-10 45 23.50         22.0 GVEG185F51
         K19G20C  C2019 04 02.50112013 59 58.588-10 45 24.42         21.9 GVEG185F51
         K19G20C  C2019 04 02.51277613 59 56.233-10 45 40.90         21.9 GVEG185F51
         K19G20C  C2019 04 02.51344113 59 56.105-10 45 41.72         21.6 GVEG185F51
         K19G20C* C2019 04 06.45797 13 46 39.586-12 17 18.42         22.2 wUEG185F51
         K19G20C  C2019 04 06.47024 13 46 36.924-12 17 35.17         21.7 wUEG185F51
         K19G20C  C2019 04 06.48252 13 46 34.234-12 17 52.44         21.6 wUEG185F51
         K19G20C  C2019 04 08.40471 13 39 45.999-13 01 47.43         22.0 wUEG185F51
         K19G20C  C2019 04 08.41635 13 39 43.419-13 02 03.57         21.9 wUEG185F51
         K19G20C  C2019 04 08.42797 13 39 40.825-13 02 19.48         21.8 wUEG185F51
         K19G20C |C2019 04 10.15779 13 33 24.78 -13 40 50.7          21.7 VuEG185807
         K19G20C |C2019 04 10.16700 13 33 22.72 -13 41 03.2          21.8 VuEG185807
         K19G20C |C2019 04 10.17588 13 33 20.71 -13 41 14.9          21.9 VuEG185807
         K19G20C KC2019 04 10.21827913 33 11.42 -13 42 32.2          22.4 VuEG185H21
         K19G20C KC2019 04 10.22395713 33 10.14 -13 42 40.1          22.0 VuEG185H21
         K19G20C KC2019 04 11.26281 13 29 21.61 -14 05 31.2                oEG185291
         K19G20C KC2019 04 11.27083 13 29 19.76 -14 05 41.3          22.2 RoEG185291
         K19G20C KC2019 04 13.25200 13 22 00.16 -14 48 16.1          21.8 RoEG185691
         K19G20C KC2019 04 13.29984 13 21 49.20 -14 49 17.2          22.0 RoEG185691
         K19G20C KC2019 04 13.34779 13 21 38.22 -14 50 17.4                oEG185691
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    691 Steward Observatory, Kitt Peak-Spacewatch.  Observer A. F. Tubbiolo.
        0.9-m f/3 reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
        0.61-m f/6.5 astrograph + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
        E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
        Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer,
        L. Denneau, J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m
        Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0
        astrograph + CCD.
    
    Orbital elements:
    2019 GC20                                                Earth MOID = 0.0337 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M 178.51951              (2000.0)            P               Q
    n   0.74602815     Peri.   12.34889     +0.85738685     -0.49743103
    a   1.2040169      Node    19.27719     +0.43159066     +0.55506714
    e   0.2022942      Incl.   23.58643     +0.28038774     +0.66668046
    P   1.32           H   22.2           G   0.15           U   6
    Residuals in seconds of arc
    190402 F51  0.1-  0.2+    190406 F51  0.1+  0.1+    190410 H21  0.1-  0.7+
    190402 F51  0.1-  0.0     190406 F51  0.2-  0.2-    190410 H21  0.1-  0.4+
    190402 F51  0.1+  0.0     190408 F51  0.1-  0.2+    190411 291  0.4+  0.3-
    190402 F51  0.1-  0.0     190408 F51  0.2+  0.1-    190411 291  0.0   0.2+
    190402 F51  0.1+  0.1+    190408 F51  0.2+  0.1-    190413 691  0.5-  0.0
    190402 F51  0.0   0.2-    190410 807  0.5-  0.2+    190413 691  0.1-  0.2-
    190402 F51  0.1+  0.0     190410 807  0.2-  0.0     190413 691  0.5+  0.1+
    190406 F51  0.0   0.1-    190410 807  0.2-  0.2+
    
    Ephemeris:
    2019 GC20                a,e,i = 1.20, 0.20, 24                  q = 0.9605
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2019 03 16    14 42 08.6 -04 22 16   0.5342  1.4201   134.3    30.1    22.9
    ...
    2019 03 31    14 07 47.4 -09 47 00   0.4635  1.4356   156.4    16.2    22.2
    ...
    2019 04 08    13 41 12.7 -12 52 25   0.4456  1.4413   169.3     7.4    21.8
    ...
    2019 04 14    13 19 13.4 -15 03 42   0.4434  1.4444   173.8     4.3    21.6
    2019 04 15    13 15 30.8 -15 24 17   0.4440  1.4448   173.0     4.8    21.6
    2019 04 16    13 11 48.7 -15 44 26   0.4449  1.4452   171.9     5.6    21.7
    ...
    2019 04 22    12 50 10.6 -17 34 48   0.4557  1.4469   163.0    11.7    22.0
    ...
    2019 04 30    12 24 38.2 -19 32 12   0.4837  1.4476   150.4    20.1    22.4
    ...
    2019 05 15    11 52 40.1 -22 03 06   0.5669  1.4439   130.4    32.2    23.1
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-G185
    

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