[Iaude] MPEC F41: 2018 FD1 [a=1.41,e=0.26,i=14.1,H=25.8]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Mar 19 10:57:17 EDT 2018


M.P.E.C. 2018-F41                                Issued 2018 Mar. 19, 14:52 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 FD1
 
Observations:
     K18F01D* C2018 03 17.45376 12 34 45.530+01 40 22.80         20.8 wUEF041F51
     K18F01D  C2018 03 17.46775 12 34 42.102+01 36 26.99         20.5 wUEF041F51
     K18F01D  C2018 03 17.48177 12 34 38.667+01 32 30.13         20.4 wUEF041F51
     K18F01D |C2018 03 18.21886 12 32 22.06 -01 55 45.7          20.2 VuEF041807
     K18F01D |C2018 03 18.22178 12 32 21.33 -01 56 36.3          19.9 VuEF041807
     K18F01D |C2018 03 18.22469 12 32 20.61 -01 57 26.8          19.9 VuEF041807
     K18F01D  C2018 03 18.40649 12 31 49.184-02 52 27.78         20.7 wUEF041F51
     K18F01D  C2018 03 18.43017 12 31 43.218-02 59 21.75         20.5 wUEF041F51
     K18F01D KC2018 03 18.53586 12 31 21.64 -03 27 22.0          19.5 RUEF041474
     K18F01D KC2018 03 18.53768 12 31 21.19 -03 27 54.2          20.0 RUEF041474
     K18F01D KC2018 03 18.53949 12 31 20.83 -03 28 24.7          19.9 RUEF041474
     K18F01D  C2018 03 19.32491 12 28 45.79 -07 22 59.6          19.7 GUEF041I52
     K18F01D  C2018 03 19.32587 12 28 45.53 -07 23 16.5          19.9 GUEF041I52
     K18F01D  C2018 03 19.32683 12 28 45.29 -07 23 34.1          20.1 GUEF041I52
     K18F01D  C2018 03 19.32779 12 28 45.03 -07 23 51.0          20.2 GUEF041I52
 
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.
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 FD1                                                 Earth MOID = 0.0532 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 358.45579              (2000.0)            P               Q
n   0.58659176     Peri.  187.32963     -0.99526482     +0.09689078
a   1.4133360      Node   358.17580     -0.07214086     -0.78977469
e   0.2587857      Incl.   14.09624     -0.06514313     -0.60569638
P   1.68           H   25.8           G   0.15           U   6
Residuals in seconds of arc
180317 F51  0.0   0.2-    180318 807  0.1-  0.1+    180318 474  1.0+  0.7+
180317 F51  0.0   0.1+    180318 F51  0.2-  0.0     180319 I52  0.2+  0.1+
180317 F51  0.1+  0.0     180318 F51  0.0   0.1-    180319 I52  0.0   0.3+
180318 807  0.1-  0.0     180318 474  0.0   0.2-    180319 I52  0.1+  0.3-
180318 807  0.2-  0.1+    180318 474  0.2-  0.5-    180319 I52  0.1-  0.1-

Ephemeris:
2018 FD1                 a,e,i = 1.41, 0.26, 14                  q = 1.0476
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 17    13 03 44.7 +52 29 41   0.1644  1.0921   125.6    47.3    23.9
...
2018 03 04    13 01 47.4 +40 45 01   0.09715 1.0636   136.1    40.3    22.5
...
2018 03 12    12 49 03.7 +23 14 36   0.06785 1.0540   152.1    26.2    21.3
...
2018 03 18    12 33 02.9 -00 53 44   0.05538 1.0496   168.9    10.5    20.3
2018 03 19    12 29 49.9 -05 45 00   0.05462 1.0491   168.7    10.7    20.3
2018 03 20    12 26 27.9 -10 41 39   0.05431 1.0487   166.7    12.6    20.3
...
2018 03 26    12 03 25.8 -37 52 39   0.06128 1.0476   144.0    34.1    21.3
...
2018 04 03    11 27 27.7 -59 08 26   0.08605 1.0500   123.8    52.3    22.5
...
2018 04 18    10 25 59.2 -72 36 20   0.1455  1.0662   111.6    61.1    23.9

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-F41



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