[Iaude] MPEC F68: 2018 FJ2 [a=1.28,e=0.13,i=22.4,H=24.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Mar 20 21:53:17 EDT 2018


M.P.E.C. 2018-F68                                Issued 2018 Mar. 21, 01:50 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 FJ2
 
Observations:
     K18F02J* C2018 03 18.44612 12 44 40.62 +12 39 04.0          21.0 GUEF068G96
     K18F02J  C2018 03 18.45122 12 44 41.55 +12 40 02.4                UEF068G96
     K18F02J  C2018 03 18.45633 12 44 42.54 +12 41 02.1          20.9 GUEF068G96
     K18F02J  C2018 03 18.46143 12 44 43.53 +12 42 00.4          21.5 GUEF068G96
     K18F02J KC2018 03 19.25526 12 47 36.82 +15 14 21.1          20.9 RoEF068291
     K18F02J KC2018 03 19.26046 12 47 37.82 +15 15 21.0          20.8 RoEF068291
     K18F02J  C2018 03 19.26465 12 47 38.51 +15 16 07.9          20.7 GUEF068G96
     K18F02J KC2018 03 19.26568 12 47 38.78 +15 16 20.6          20.7 RoEF068291
     K18F02J  C2018 03 19.26627 12 47 38.81 +15 16 26.2          20.6 GUEF068G96
     K18F02J  C2018 03 19.26789 12 47 39.12 +15 16 45.1          21.0 GUEF068G96
     K18F02J  C2018 03 19.26951 12 47 39.46 +15 17 03.8          20.3 GUEF068G96
     K18F02J  C2018 03 20.09762 12 50 30.67 +17 52 25.7          20.6 VSEF068033
     K18F02J  C2018 03 20.09917 12 50 30.95 +17 52 42.9          19.9 VSEF068033
     K18F02J  C2018 03 20.10073 12 50 31.24 +17 53 00.5          20.6 VSEF068033
     K18F02J  C2018 03 20.10228 12 50 31.56 +17 53 17.9          20.3 VSEF068033
     K18F02J  C2018 03 20.10384 12 50 31.85 +17 53 34.8          20.1 VSEF068033
     K18F02J  C2018 03 20.10539 12 50 32.18 +17 53 51.8          19.9 VSEF068033
     K18F02J  C2018 03 20.10696 12 50 32.47 +17 54 09.2          20.5 VSEF068033
     K18F02J  C2018 03 20.10851 12 50 32.76 +17 54 26.5          20.5 VSEF068033
     K18F02J  C2018 03 20.11007 12 50 33.08 +17 54 43.9          20.6 VSEF068033
     K18F02J  C2018 03 20.31621 12 51 19.53 +18 33 18.1          20.9 GUEF068G96
     K18F02J  C2018 03 20.31743 12 51 19.72 +18 33 31.5          20.7 GUEF068G96
     K18F02J  C2018 03 20.31864 12 51 19.95 +18 33 45.4          21.1 GUEF068G96
     K18F02J  C2018 03 20.31986 12 51 20.20 +18 33 58.4          21.1 GUEF068G96
     K18F02J  C2018 03 20.41072 12 51 36.85 +18 50 41.2          20.8 GUEF068I52
     K18F02J  C2018 03 20.41386 12 51 37.43 +18 51 15.7          21.2 GUEF068I52
     K18F02J  C2018 03 20.41824 12 51 38.26 +18 52 03.9          21.3 GUEF068I52
 
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers F. Ludwig,
    B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
291 LPL/Spacewatch II.  Observer M. J. Brucker.  1.8-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey.  Observer J. A. Johnson.  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.
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 FJ2                                                 Earth MOID = 0.1125 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 358.43412              (2000.0)            P               Q
n   0.68249749     Peri.   10.53013     -0.99509965     +0.09128608
a   1.2776209      Node   174.28175     -0.09207672     -0.99555892
e   0.1348909      Incl.   22.41575     +0.03603559     -0.02300640
P   1.44           H   24.4           G   0.15           U   7
Residuals in seconds of arc
180318 G96  0.1+  0.3+    180319 G96  0.2-  0.3-    180320 033  0.1-  0.1-
180318 G96  0.4-  0.3-    180319 G96  0.3+  0.1-    180320 033  0.2+  0.0
180318 G96  0.0   0.4+    180320 033  0.3+  0.0     180320 G96  0.4+  0.2+
180318 G96  0.3+  0.2-    180320 033  0.0   0.0     180320 G96  0.1-  0.1+
180319 291  0.1-  0.1+    180320 033  0.2-  0.3+    180320 G96  0.0   0.6+
180319 291  0.2+  0.3+    180320 033  0.1+  0.5+    180320 G96  0.4+  0.0
180319 G96  0.2-  0.3-    180320 033  0.1-  0.1+    180320 I52  0.4-  0.4-
180319 291  0.1-  0.1+    180320 033  0.3+  0.1-    180320 I52  0.4-  0.4-
180319 G96  0.3-  0.6-    180320 033  0.1+  0.2-    180320 I52  0.2-  0.3-

Ephemeris:
2018 FJ2                 a,e,i = 1.28, 0.13, 22                  q = 1.1053
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 19    11 19 27.3 -42 43 24   0.2187  1.1239   123.4    47.2    23.1
...
2018 03 06    12 02 09.7 -23 36 41   0.1386  1.1113   147.4    28.7    21.6
...
2018 03 14    12 29 06.4 -01 48 51   0.1165  1.1074   165.7    12.9    20.7
...
2018 03 20    12 50 11.6 +17 34 50   0.1174  1.1057   158.3    19.4    20.9
2018 03 21    12 53 42.7 +20 38 06   0.1191  1.1056   155.6    21.9    21.1
2018 03 22    12 57 13.3 +23 34 34   0.1212  1.1055   152.7    24.4    21.2
...
2018 03 28    13 17 49.0 +38 16 42   0.1407  1.1054   137.2    37.8    21.9
...
2018 04 05    13 42 49.7 +50 22 16   0.1784  1.1071   122.8    49.4    22.7
...
2018 04 20    14 17 54.4 +59 38 12   0.2601  1.1159   108.8    58.4    23.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-F68



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