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    • MPEC 2019-A81 : 2019 AW2

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    M.P.E.C. 2019-A81                                Issued 2019 Jan. 6, 03:14 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 AW2

Observations:
     K19A02W  C2019 01 03.47489 08 04 24.631+42 50 27.75         19.8 wUEA081F51
     K19A02W* C2019 01 03.47811 08 04 24.509+42 50 28.10         19.7 wUEA081F51
     K19A02W  C2019 01 03.48689 08 04 24.179+42 50 28.95         19.7 wUEA081F51
     K19A02W  C2019 01 03.49013 08 04 24.055+42 50 29.12         19.8 wUEA081F51
     K19A02W  C2019 01 03.49882 08 04 23.731+42 50 29.42         19.8 wUEA081F51
     K19A02W  C2019 01 03.50205 08 04 23.614+42 50 29.42         19.7 wUEA081F51
     K19A02W  C2019 01 03.51084 08 04 23.293+42 50 29.25         19.8 wUEA081F51
     K19A02W  C2019 01 03.51408 08 04 23.174+42 50 29.08         19.7 wUEA081F51
     K19A02W KC2019 01 04.06707408 04 52.06 +42 49 46.2          19.8 GVEA081L01
     K19A02W KC2019 01 04.06863208 04 52.05 +42 49 45.7          19.7 GVEA081L01
     K19A02W KC2019 01 04.09246408 04 51.73 +42 49 42.2          19.8 GVEA081L01
     K19A02W KC2019 01 04.09401408 04 51.72 +42 49 41.8          19.8 GVEA081L01
     K19A02W KC2019 01 04.09556408 04 51.72 +42 49 41.5          19.9 GVEA081L01
     K19A02W ^C2019 01 04.44146108 05 15.762+42 51 08.87         19.74GVEA081568
     K19A02W ^C2019 01 04.44249108 05 15.718+42 51 09.01         19.75GVEA081568
     K19A02W ^C2019 01 04.44451908 05 15.632+42 51 09.35         19.74GVEA081568
     K19A02W KC2019 01 05.04270 08 05 33.52 +42 50 05.5          19.8 GVEA081203
     K19A02W KC2019 01 05.06845 08 05 32.92 +42 50 03.0          20.1 GVEA081203
     K19A02W  C2019 01 05.39246 08 05 42.92 +42 50 29.1          20.3 GVEA081I52
     K19A02W  C2019 01 05.40176 08 05 42.61 +42 50 26.2                VEA081I52
     K19A02W  C2019 01 05.40998 08 05 42.31 +42 50 25.7          20.4 GVEA081I52
     K19A02W  C2019 01 05.41789 08 05 42.01 +42 50 24.0          19.9 GVEA081I52

Observer details:
203 GiaGa Observatory.  Observers S. Foglia, G. Galli.  Measurer G. Galli.
    0.36-m f/7.50 Schmidt-Cassegrain + CCD.
568 Mauna Kea.  Observers R. Wainscoat, C. Wipper, A. Petric.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb,
    H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer H. Groeller.
    Measurers B. M. Africano, 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, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, P. Kukic, A. Radica,
    F. Valentine.  Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.

Orbital elements:
2019 AW2                                                 Earth MOID = 0.0007 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  54.05135              (2000.0)            P               Q
n   0.34597957     Peri.  306.76823     +0.71777791     -0.67942404
a   2.0095666      Node    96.58140     +0.67764218     +0.63142713
e   0.5822548      Incl.    8.81547     +0.15998732     +0.37374155
P   2.85           H   25.1           G   0.15           U   7
Residuals in seconds of arc
190103 F51  0.0   0.0     190104 L01  0.1-  0.0     190105 203  0.1-  0.0
190103 F51  0.1-  0.1-    190104 L01  0.0   0.3-    190105 203  0.1+  0.1+
190103 F51  0.1-  0.0     190104 L01  0.2-  0.1+    190105 I52  0.0   0.4+
190103 F51  0.1-  0.0     190104 L01  0.1-  0.0     190105 I52  0.2+  0.9-
190103 F51  0.1-  0.0     190104 L01  0.0   0.1+    190105 I52  0.0   0.1+
190103 F51  0.0   0.0     190104 568  0.0   0.1+    190105 I52  0.4-  0.1+
190103 F51  0.0   0.0     190104 568  0.0   0.1+
190103 F51  0.1-  0.0     190104 568  0.1-  0.1+

Ephemeris:
2019 AW2                 a,e,i = 2.01, 0.58, 9                   q = 0.8395
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 07    19 55 35.3 -42 08 10   0.1768  0.8635    42.6   129.4    26.7
...
2018 12 22    20 10 28.1 -43 02 59   0.05249 0.9403    33.4   144.9    26.1
...
2018 12 30    07 43 51.8 +41 50 17   0.01193 0.9943   156.4    23.3    16.6
...
2019 01 05    08 05 33.2 +42 50 13   0.06024 1.0386   155.8    22.8    20.2
2019 01 06    08 06 00.9 +42 49 41   0.06837 1.0462   156.2    22.3    20.4
2019 01 07    08 06 19.6 +42 48 28   0.07653 1.0540   156.5    21.8    20.7
...
2019 01 13    08 06 41.1 +42 31 26   0.1263  1.1017   158.1    19.4    21.8
...
2019 01 21    08 06 08.5 +41 50 34   0.1959  1.1681   158.2    18.2    22.8
...
2019 02 05    08 07 04.1 +39 56 54   0.3406  1.2971   152.3    20.7    24.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A81

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