• Processing (Info)

    • MPEC 2018-F60 : 2018 FB2

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    M.P.E.C. 2018-F60                                Issued 2018 Mar. 21, 00:57 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

                                   2018 FB2

Observations:
     K18F02B  C2018 03 10.44785 12 45 36.843+03 30 36.49         21.5 wUEF060F51
     K18F02B  C2018 03 10.48012 12 45 36.455+03 28 58.50         21.2 wUEF060F51
     K18F02B* C2018 03 18.41044 12 48 54.016-07 07 33.66         20.7 wUEF060F51
     K18F02B  C2018 03 18.42227 12 48 53.577-07 09 02.39         20.4 wUEF060F51
     K18F02B  C2018 03 18.43413 12 48 53.128-07 10 31.49         20.2 wUEF060F51
     K18F02B  C2018 03 18.44599 12 48 52.652-07 12 00.70         20.3 wUEF060F51
     K18F02B KC2018 03 19.30424 12 49 13.97 -09 05 56.2          20.3 RoEF060291
     K18F02B KC2018 03 19.30571 12 49 13.90 -09 06 08.6          20.1 RoEF060291
     K18F02B KC2018 03 19.30718 12 49 13.85 -09 06 20.8          20.1 RoEF060291
     K18F02B ^C2018 03 19.44910 12 49 16.219-09 25 55.42         19.9 GUEF060568
     K18F02B ^C2018 03 19.45005 12 49 16.177-09 26 03.53         20.0 GUEF060568
     K18F02B ^C2018 03 19.45100 12 49 16.134-09 26 11.60         20.0 GUEF060568
     K18F02B  C2018 03 20.45070 12 49 41.352-11 59 20.64         19.9 wUEF060F51
     K18F02B  C2018 03 20.45420 12 49 32.86 -12 00 18.7          19.5 GUEF060I52
     K18F02B  C2018 03 20.45462 12 49 32.85 -12 00 22.5          19.6 GUEF060I52
     K18F02B  C2018 03 20.45503 12 49 32.84 -12 00 26.7          19.4 GUEF060I52
     K18F02B  C2018 03 20.45545 12 49 32.83 -12 00 30.8          19.6 GUEF060I52
     K18F02B  C2018 03 20.46233 12 49 40.776-12 01 15.54         20.3 wUEF060F51

Observer details:
291 LPL/Spacewatch II.  Observer M. J. Brucker.  1.8-m f/2.7 reflector + CCD.
568 Mauna Kea.  Observers R. Wainscoat, D. Woodworth, T. Burdullis.  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, 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 R. A. Kowalski.
    Measurers B. M. Africano, E. J. Christensen, D. C. Fuls, A. R. Gibbs,
    A. D. Grauer, 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 FB2                                                 Earth MOID = 0.0234 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 307.86383              (2000.0)            P               Q
n   0.81224009     Peri.  258.21028     -0.24807619     +0.96873101
a   1.1376616      Node   357.41416     -0.84761863     -0.21920330
e   0.1992504      Incl.    5.46184     -0.46904250     -0.11623316
P   1.21           H   25.7           G   0.15           U   6
Residuals in seconds of arc
180310 F51  0.0   0.1+    180319 291  0.5+  0.2-    180320 F51  0.1-  0.0
180310 F51  0.1+  0.1-    180319 291  0.2+  0.1-    180320 I52  0.1-  0.1-
180318 F51  0.0   0.0     180319 291  0.2+  0.1+    180320 I52  0.0   0.2+
180318 F51  0.1-  0.1+    180319 568  0.1-  0.0     180320 I52  0.0   0.1-
180318 F51  0.0   0.0     180319 568  0.0   0.0     180320 I52  0.0   0.1-
180318 F51  0.1-  0.1-    180319 568  0.0   0.1+    180320 F51  0.0   0.0

Ephemeris:
2018 FB2                 a,e,i = 1.14, 0.20, 5                   q = 0.9110
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 19    12 32 24.2 +11 39 07   0.1748  1.1358   144.8    30.1    23.5
...
2018 03 06    12 43 19.2 +06 35 22   0.1033  1.0869   155.6    22.2    22.0
...
2018 03 14    12 47 06.7 -00 04 55   0.07002 1.0608   161.7    17.1    21.0
...
2018 03 20    12 49 28.0 -10 45 57   0.04783 1.0415   162.8    16.4    20.1
2018 03 21    12 49 54.1 -13 31 08   0.04448 1.0384   161.8    17.5    19.9
2018 03 22    12 50 22.8 -16 41 54   0.04127 1.0352   160.1    19.1    19.8
...
2018 03 28    12 56 25.8 -49 23 15   0.02708 1.0166   132.9    45.9    19.6
...
2018 04 05    00 29 18.2 -70 38 12   0.03372 0.9930    76.6   101.5    22.0
...
2018 04 20    00 44 56.8 -37 21 40   0.08330 0.9544    51.1   125.1    25.5

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-F60

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