[Iaude] MPEC F117: 2018 FP4 [a=1.60,e=0.32,i=14.7,H=25.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Mar 23 10:53:17 EDT 2018


M.P.E.C. 2018-F117                               Issued 2018 Mar. 23, 14:48 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 FP4
 
Observations:
     K18F04P* C2018 03 21.33724 13 14 50.54 -10 45 11.2          21.9 GUEF117G96
     K18F04P  C2018 03 21.34597 13 14 54.03 -10 44 09.7          21.2 GUEF117G96
     K18F04P  C2018 03 21.35281 13 14 56.73 -10 43 21.1          21.4 GUEF117G96
     K18F04P  C2018 03 21.35796 13 14 58.74 -10 42 45.4          21.5 GUEF117G96
     K18F04P  C2018 03 21.38535513 15 09.32 -10 39 32.4          21.4 GUEF117H01
     K18F04P  C2018 03 21.38882613 15 10.69 -10 39 07.6          20.6 GUEF117H01
     K18F04P  C2018 03 21.40034713 15 15.27 -10 37 45.6          21.1 GUEF117H01
     K18F04P  C2018 03 21.40587313 15 17.46 -10 37 06.2          21.4 GUEF117H01
     K18F04P KC2018 03 22.26608713 21 28.72 -08 53 15.1          21.7 VuEF117H21
     K18F04P KC2018 03 22.27898013 21 33.96 -08 51 39.7          21.7 VuEF117H21
     K18F04P  C2018 03 22.34542 13 22 02.74 -08 43 19.3          21.4 GUEF117V06
     K18F04P  C2018 03 22.34795 13 22 03.76 -08 43 00.6          21.3 GUEF117V06
     K18F04P  C2018 03 22.35048 13 22 04.81 -08 42 41.3          22.7 GUEF117V06
     K18F04P  C2018 03 22.35301 13 22 05.79 -08 42 23.3          21.6 GUEF117V06
     K18F04P |C2018 03 23.22859 13 28 28.94 -06 50 29.8          21.3 GUEF117807
     K18F04P |C2018 03 23.23196 13 28 30.32 -06 50 03.8          21.1 GUEF117807
 
Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  1.00-m f/10.0 astrograph
    + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  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.
    1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
    astrograph + CCD.
V06 Catalina Sky Survey-Kuiper.  Observer E. J. Christensen.  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.  1.55-m reflector + CCD.
 
Orbital elements:
2018 FP4                                                 Earth MOID = 0.0935 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 350.72715              (2000.0)            P               Q
n   0.48848958     Peri.   19.61160     -0.92108076     +0.38907989
a   1.5967338      Node   183.39975     -0.38249146     -0.91137056
e   0.3233175      Incl.   14.72023     -0.07287321     -0.13424063
P   2.02           H   25.4           G   0.15           U   8
Residuals in seconds of arc
180321 G96  0.4-  0.3+    180321 H01  0.1+  0.1-    180322 V06  0.6+  0.6+
180321 G96  0.2+  0.2+    180321 H01  0.1+  0.0     180322 V06  0.0   0.1-
180321 G96  0.1+  0.4+    180322 H21  0.4-  0.6-    180323 807  0.1-  0.0
180321 G96  0.3-  0.4-    180322 H21  0.4-  0.4-    180323 807  0.1-  0.1+
180321 H01  0.1+  0.2-    180322 V06  0.2+  0.2+
180321 H01  0.0   0.1-    180322 V06  0.2+  0.1+

Ephemeris:
2018 FP4                 a,e,i = 1.60, 0.32, 15                  q = 1.0805
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 21    11 07 12.8 -32 24 32   0.2391  1.1707   135.2    36.6    24.1
...
2018 03 08    11 57 26.1 -27 46 21   0.1576  1.1258   145.4    30.0    22.9
...
2018 03 16    12 39 37.9 -19 42 09   0.1239  1.1075   154.1    23.1    22.2
...
2018 03 22    13 19 32.6 -09 24 55   0.1066  1.0966   159.1    18.9    21.7
2018 03 23    13 26 47.2 -07 20 22   0.1046  1.0950   159.2    18.8    21.7
2018 03 24    13 34 09.8 -05 10 42   0.1030  1.0936   158.9    19.1    21.6
...
2018 03 30    14 20 03.0 +08 43 57   0.09948 1.0863   150.6    26.8    21.8
...
2018 04 07    15 18 55.2 +25 05 28   0.1112  1.0811   134.0    41.7    22.4
...
2018 04 22    16 36 49.2 +40 10 37   0.1607  1.0854   116.1    56.3    23.6

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-F117



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