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    • MPEC 2019-L50 : 2019 LA1

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    M.P.E.C. 2019-L50                                Issued 2019 June 5, 00:43 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 LA1

Observations:
     K19L01A  C2019 05 11.44169515 25 44.962-12 14 39.83         22.1 GVEL050F51
     K19L01A  C2019 05 11.44427115 25 44.923-12 14 40.52         23.2 GVEL050F51
     K19L01A  C2019 05 11.45615715 25 44.842-12 14 45.45         22.3 GVEL050F51
     K19L01A  C2019 05 11.45874115 25 44.837-12 14 45.93         22.7 GVEL050F51
     K19L01A  C2019 05 11.47066815 25 44.730-12 14 50.73         21.9 GVEL050F51
     K19L01A  C2019 05 11.47324815 25 44.713-12 14 51.77         22.5 GVEL050F51
     K19L01A  C2019 05 11.48517315 25 44.617-12 14 55.74         22.4 GVEL050F51
     K19L01A  C2019 05 11.48775415 25 44.604-12 14 56.78         22.9 GVEL050F51
     K19L01A KC2019 05 25.41678015 26 19.465-14 15 30.36         21.3 GVEL050F52
     K19L01A  C2019 06 01.38181515 27 47.242-15 43 52.12         21.9 GVEL050F51
     K19L01A* C2019 06 02.40188 15 28 07.660-15 58 24.76         22.3 wUEL050F51
     K19L01A  C2019 06 02.41418 15 28 07.772-15 58 35.36         22.0 wUEL050F51
     K19L01A  C2019 06 02.42644 15 28 07.890-15 58 45.87         22.0 wUEL050F51
     K19L01A  C2019 06 02.43870 15 28 08.011-15 58 56.43         21.9 wUEL050F51
     K19L01A |C2019 06 03.19406 15 28 25.06 -16 09 34.9          21.9 GUEL050807
     K19L01A |C2019 06 03.20020 15 28 25.14 -16 09 40.1          21.8 GUEL050807
     K19L01A |C2019 06 03.20634 15 28 25.22 -16 09 45.6          21.6 GUEL050807
     K19L01A  C2019 06 03.36705 15 28 29.845-16 12 32.97         22.0 wUEL050F51
     K19L01A  C2019 06 03.37804 15 28 29.983-16 12 42.65         22.2 wUEL050F51
     K19L01A  C2019 06 03.38901 15 28 30.103-16 12 52.58         22.7 wUEL050F51

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 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.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes,
    T. Lowe, E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel,
    M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien
    + CCD.

Orbital elements:
2019 LA1                                                 Earth MOID = 0.2503 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 343.85342              (2000.0)            P               Q
n   0.24146761     Peri.  195.38515     +0.04375879     +0.99691471
a   2.5540543      Node    77.15602     -0.90940553     +0.06675110
e   0.5042351      Incl.    3.83224     -0.41360217     -0.04129581
P   4.08           H   23.5           G   0.15           U   5
Residuals in seconds of arc
190511 F51  0.0   0.0     190511 F51  0.1+  0.0     190603 807  0.1-  0.1-
190511 F51  0.3-  0.3+    190525 F52  0.0   0.0     190603 807  0.1-  0.1+
190511 F51  0.1-  0.2-    190601 F51  0.1-  0.2-    190603 807  0.1-  0.1-
190511 F51  0.2+  0.2+    190602 F51  0.1+  0.1+    190603 F51  0.0   0.0
190511 F51  0.0   0.2-    190602 F51  0.0   0.0     190603 F51  0.1+  0.1+
190511 F51  0.1+  0.3-    190602 F51  0.0   0.0     190603 F51  0.0   0.1-
190511 F51  0.0   0.1+    190602 F51  0.1-  0.1-

Ephemeris:
2019 LA1                 a,e,i = 2.55, 0.50, 4                   q = 1.2662
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 05 06    15 25 30.6 -11 45 10   0.4038  1.4082   170.2     7.0    22.8
...
2019 05 21    15 25 58.0 -13 29 11   0.3382  1.3473   171.5     6.4    22.3
...
2019 05 29    15 26 54.3 -14 58 16   0.3149  1.3208   165.6    11.0    22.3
...
2019 06 04    15 28 45.2 -16 21 42   0.3025  1.3040   160.9    14.7    22.3
2019 06 05    15 29 11.9 -16 36 58   0.3008  1.3015   160.2    15.3    22.3
2019 06 06    15 29 41.4 -16 52 35   0.2993  1.2991   159.4    15.9    22.3
...
2019 06 12    15 33 42.1 -18 33 32   0.2921  1.2862   155.1    19.4    22.4
...
2019 06 20    15 42 18.6 -21 03 16   0.2883  1.2739   150.0    23.5    22.4
...
2019 07 05    16 09 38.2 -25 55 39   0.2980  1.2664   142.6    29.2    22.7

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-L50

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