[Iaude] MPEC L28: 2018 LJ1 [a=1.28,e=0.18,i=2.2,H=26.5]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Jun 7 12:41:18 EDT 2018


M.P.E.C. 2018-L28                                Issued 2018 June 7, 16:37 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2018 LJ1
 
Observations:
     K18L01J  C2018 06 05.34193916 02 01.965-20 50 14.29               VEL028F51
     K18L01J  C2018 06 05.35420716 02 02.544-20 50 49.47         21.37GVEL028F51
     K18L01J  C2018 06 05.36647116 02 03.109-20 51 25.02         21.29GVEL028F51
     K18L01J  C2018 06 05.37875716 02 03.662-20 52 00.07         21.22GVEL028F51
     K18L01J* C2018 06 06.40770 16 03 56.927-21 41 40.15         21.1 wUEL028F51
     K18L01J  C2018 06 06.41885 16 03 57.503-21 42 12.87         21.1 wUEL028F51
     K18L01J  C2018 06 06.41950 16 03 57.546-21 42 14.97         21.1 wUEL028F51
     K18L01J  C2018 06 06.43001 16 03 58.102-21 42 45.62         21.3 wUEL028F51
     K18L01J  C2018 06 06.43066 16 03 58.143-21 42 47.52         20.9 wUEL028F51
     K18L01J  C2018 06 06.44115 16 03 58.707-21 43 17.72         21.2 wUEL028F51
     K18L01J  C2018 06 06.44179 16 03 58.744-21 43 19.63         21.2 wUEL028F51
     K18L01J |C2018 06 07.11245 16 05 25.18 -22 15 08.5          21.1 VuEL028807
     K18L01J |C2018 06 07.11793 16 05 25.51 -22 15 25.9          21.1 VuEL028807
     K18L01J |C2018 06 07.12341 16 05 25.85 -22 15 43.1          21.0 VuEL028807
     K18L01J KC2018 06 07.44209 16 06 06.08 -22 31 38.6          21.2 GUEL028474
     K18L01J KC2018 06 07.44797 16 06 06.52 -22 31 57.8          21.0 GUEL028474
     K18L01J KC2018 06 07.45495 16 06 07.07 -22 32 20.0          20.7 GUEL028474
 
Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
    + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
    M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
    1.8-m Ritchey-Chretien + CCD.
 
Orbital elements:
2018 LJ1                                                 Earth MOID = 0.0359 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 286.95317              (2000.0)            P               Q
n   0.68132092     Peri.  212.46184     +0.27667081     +0.96023237
a   1.2790914      Node    73.62324     -0.87311040     +0.26749052
e   0.1815724      Incl.    2.24066     -0.40141188     +0.08001635
P   1.45           H   26.5           G   0.15           U   6
Residuals in seconds of arc
180605 F51  0.1+  0.3-    180606 F51  0.0   0.1-    180607 807  0.1-  0.0
180605 F51  0.0   0.2+    180606 F51  0.0   0.1-    180607 807  0.3-  0.1+
180605 F51  0.0   0.0     180606 F51  0.1+  0.1-    180607 474  0.1+  0.2+
180605 F51  0.1-  0.1+    180606 F51  0.1+  0.1+    180607 474  0.1-  0.1-
180606 F51  0.1-  0.0     180606 F51  0.1+  0.0     180607 474  0.1+  0.0
180606 F51  0.1-  0.1+    180607 807  0.2+  0.0

Ephemeris:
2018 LJ1                 a,e,i = 1.28, 0.18, 2                   q = 1.0468
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 05 08    15 40 38.7 -10 20 50   0.1219  1.1287   167.8    10.8    22.9
...
2018 05 23    15 47 23.5 -13 33 55   0.08397 1.0957   172.6     6.8    21.8
...
2018 05 31    15 54 14.8 -17 12 38   0.06808 1.0809   170.3     9.1    21.4
...
2018 06 06    16 03 10.8 -21 19 56   0.05789 1.0714   167.9    11.4    21.2
2018 06 07    16 05 08.4 -22 09 43   0.05634 1.0699   167.5    11.8    21.1
2018 06 08    16 07 16.3 -23 02 12   0.05483 1.0685   167.1    12.2    21.1
...
2018 06 14    16 24 38.9 -29 18 03   0.04678 1.0608   164.6    14.8    20.8
...
2018 06 22    17 08 07.0 -40 15 46   0.03910 1.0530   159.8    19.5    20.6
...
2018 07 07    20 24 01.7 -55 50 12   0.03673 1.0465   143.6    35.2    20.9

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-L28



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