[Iaude] MPEC M69: 2018 LB16 [a=1.70,e=0.33,i=9.8,H=22.7]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2018-M69                                Issued 2018 June 21, 11:37 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 LB16
 
Observations:
     K18L16B* C2018 06 15.56383 21 43 44.372-21 21 56.53         22.1 wUEM069F51
     K18L16B  C2018 06 15.57442 21 43 44.883-21 21 20.87         21.5 wUEM069F51
     K18L16B  C2018 06 15.58498 21 43 45.383-21 20 45.15         21.8 wUEM069F51
     K18L16B  C2018 06 15.59554 21 43 45.901-21 20 09.60         21.8 wUEM069F51
     K18L16B ^C2018 06 17.55029621 45 42.729-19 30 01.61         21.06GVEM069568
     K18L16B  C2018 06 17.57228 21 45 43.594-19 28 48.84         21.6 wUEM069F51
     K18L16B  C2018 06 17.58217 21 45 43.958-19 28 15.29         21.9 wUEM069F51
     K18L16B  C2018 06 17.59206 21 45 44.329-19 27 41.98         21.2 wUEM069F51
     K18L16B  C2018 06 17.60196 21 45 44.710-19 27 08.66         21.9 wUEM069F51
     K18L16B  C2018 06 19.56944 21 47 20.905-17 37 07.40         21.1 wUEM069F51
     K18L16B  C2018 06 19.57980 21 47 21.187-17 36 33.25         21.9 wUEM069F51
     K18L16B  C2018 06 19.59015 21 47 21.458-17 35 58.61         21.2 wUEM069F51
     K18L16B KC2018 06 21.36457 21 48 31.87 -15 57 49.3                oEM069691
     K18L16B KC2018 06 21.37903 21 48 32.18 -15 57 02.1                oEM069691
     K18L16B  C2018 06 21.38887 21 48 32.37 -15 56 30.6          21.5 GUEM069I52
     K18L16B KC2018 06 21.39356 21 48 32.49 -15 56 14.3                oEM069691
     K18L16B  C2018 06 21.39530 21 48 32.51 -15 56 10.5                UEM069I52
     K18L16B  C2018 06 21.40174 21 48 32.64 -15 55 50.0                UEM069I52
     K18L16B  C2018 06 21.40721 21 48 32.75 -15 55 31.6                UEM069I52
 
Observer details:
568 Mauna Kea.  Observers R. Wainscoat, D. Woodworth, C. Wipper.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m f/3
    reflector + 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
    Measurers B. M. Africano, E. J. Christensen, D. C. Fuls, A. R. Gibbs,
    A. D. Grauer, H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson,
    G. J. Leonard, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
 
Orbital elements:
2018 LB16                                                Earth MOID = 0.1335 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 329.43678              (2000.0)            P               Q
n   0.44550182     Peri.  337.04444     -0.19772011     +0.96600558
a   1.6978646      Node   281.22699     -0.87097160     -0.25108495
e   0.3291889      Incl.    9.77635     -0.44979466     +0.06155949
P   2.21           H   22.7           G   0.15           U   6
Residuals in seconds of arc
180615 F51  0.2-  0.2-    180617 F51  0.2-  0.1-    180621 I52  0.2-  0.1-
180615 F51  0.3-  0.2-    180617 F51  0.0   0.1-    180621 691  0.4-  0.6+
180615 F51  0.4-  0.1-    180619 F51  0.2-  0.0     180621 I52  0.1-  1.0-
180615 F51  0.2-  0.2-    180619 F51  0.2-  0.3-    180621 I52  0.2-  1.6-
180617 568  0.3-  0.1-    180619 F51  0.3-  0.2-    180621 I52  0.2-  1.1-
180617 F51  0.2-  0.5-    180621 691  0.2-  0.4+
180617 F51  0.3-  0.2-    180621 691  0.4-  0.3+

Ephemeris:
2018 LB16                a,e,i = 1.70, 0.33, 10                  q = 1.1389
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 05 22    20 45 13.1 -42 55 05   0.2460  1.1417   116.0    52.8    21.9
...
2018 06 06    21 28 51.9 -30 18 58   0.2239  1.1405   119.1    51.0    21.6
...
2018 06 14    21 41 55.1 -22 49 56   0.2183  1.1467   122.1    48.6    21.5
...
2018 06 20    21 47 38.7 -17 12 50   0.2170  1.1543   125.0    46.1    21.4
2018 06 21    21 48 17.5 -16 17 29   0.2170  1.1559   125.5    45.7    21.4
2018 06 22    21 48 51.3 -15 22 32   0.2171  1.1575   126.1    45.2    21.4
...
2018 06 28    21 50 34.2 -10 03 15   0.2191  1.1684   129.6    42.1    21.4
...
2018 07 06    21 48 47.0 -03 37 43   0.2257  1.1866   134.8    37.5    21.4
...
2018 07 21    21 35 39.1 +05 25 02   0.2511  1.2303   145.0    28.3    21.4

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-M69