• Processing (Info)

    • MPEC 2019-L81 : 2019 LW1

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    M.P.E.C. 2019-L81                                Issued 2019 June 5, 16:26 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 LW1

Observations:
     K19L01W  C2019 05 31.59510420 29 05.894-05 32 02.84         20.2 GVEL081F52
     K19L01W  C2019 05 31.60095420 29 06.750-05 31 59.55         20.3 GVEL081F52
     K19L01W* C2019 06 03.52375 20 36 34.219-05 03 42.67         20.2 wUEL081F51
     K19L01W  C2019 06 03.53653 20 36 36.127-05 03 35.33         20.3 wUEL081F51
     K19L01W  C2019 06 03.54934 20 36 38.038-05 03 27.93         20.6 wUEL081F51
     K19L01W  C2019 06 03.56214 20 36 39.949-05 03 20.57         20.6 wUEL081F51
     K19L01W  C2019 06 04.35881 20 38 43.88 -04 55 42.4                VEL081I52
     K19L01W  C2019 06 04.36006 20 38 44.08 -04 55 41.7                VEL081I52
     K19L01W KC2019 06 04.42825 20 38 54.25 -04 55 01.9                oEL081711
     K19L01W KC2019 06 04.43146 20 38 54.73 -04 55 00.1                oEL081711
     K19L01W KC2019 06 04.43466 20 38 55.22 -04 54 58.2                oEL081711
     K19L01W pC2019 06 04.98455520 40 21.53 -04 49 44.0          20.8 GVEL081L01
     K19L01W pC2019 06 04.98769020 40 22.01 -04 49 41.0          20.6 GVEL081L01
     K19L01W pC2019 06 04.99714120 40 23.50 -04 49 37.5          20.8 GVEL081L01
     K19L01W  C2019 06 05.37420 20 41 22.44 -04 45 58.0          21.3 GVEL081I52
     K19L01W  C2019 06 05.37576 20 41 22.66 -04 45 56.5                VEL081I52

Observer details:
711 McDonald Observatory, Fort Davis.  Observer J. G. Ries.  2.1-m reflector
    + CCD + focal reducer.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, 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.
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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer E. J. Christensen.
    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, T. A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly.
    1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.

Orbital elements:
2019 LW1                                                 Earth MOID = 0.2072 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 332.03837              (2000.0)            P               Q
n   0.25916016     Peri.  192.65946     +0.85900724     +0.50289867
a   2.4364484      Node   136.71159     -0.45668005     +0.83736237
e   0.5003166      Incl.    8.04110     -0.23140852     +0.21428299
P   3.80           H   19.3           G   0.15           U   8
Residuals in seconds of arc
190531 F52  0.0   0.1+    190604 I52  0.0   0.0     190604 L01  0.4+  1.2+
190531 F52  0.0   0.0     190604 I52  0.1+  0.0     190604 L01  1.0+  0.7-
190603 F51  0.0   0.0     190604 711  0.4-  0.3+    190605 I52  0.4-  0.5-
190603 F51  0.0   0.1-    190604 711  0.5-  0.2+    190605 I52  0.6-  0.1+
190603 F51  0.0   0.0     190604 711  0.3-  0.3+
190603 F51  0.0   0.1-    190604 L01  0.4+  0.0

Ephemeris:
2019 LW1                 a,e,i = 2.44, 0.50, 8                   q = 1.2175
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 05 06    19 29 06.9 -09 28 20   0.9160  1.5956   111.9    35.9    21.6
...
2019 05 21    20 03 16.5 -07 13 54   0.7452  1.5064   117.2    36.7    21.0
...
2019 05 29    20 22 36.5 -05 57 07   0.6641  1.4612   119.7    37.0    20.7
...
2019 06 04    20 37 47.5 -04 59 02   0.6081  1.4288   121.4    37.3    20.5
2019 06 05    20 40 23.3 -04 49 25   0.5992  1.4235   121.7    37.3    20.5
2019 06 06    20 43 00.3 -04 39 50   0.5903  1.4183   121.9    37.4    20.4
...
2019 06 12    20 59 11.1 -03 43 36   0.5399  1.3878   123.4    37.6    20.2
...
2019 06 20    21 22 14.6 -02 34 07   0.4795  1.3500   125.1    38.0    19.9
...
2019 07 05    22 10 54.6 -00 58 27   0.3870  1.2894   127.5    38.7    19.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-L81

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