[Iaude] MPEC D33: 2018 DJ [a=2.14,e=0.72,i=9.8,H=21.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Feb 21 06:53:16 EST 2018


M.P.E.C. 2018-D33                                Issued 2018 Feb. 21, 11:50 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 DJ
 
Observations:
     K18D00J  C2018 01 20.56100 10 33 43.768+05 13 46.70         22.8 wUED033F51
     K18D00J  C2018 01 20.57301 10 33 43.723+05 13 50.11         23.5 wUED033F51
     K18D00J  C2018 01 20.58503 10 33 43.695+05 13 53.86         23.9 wUED033F51
     K18D00J  C2018 02 12.40583 10 20 04.856+10 19 44.94         20.9 wUED033F51
     K18D00J  C2018 02 12.41754 10 20 03.739+10 20 03.19         20.7 wUED033F51
     K18D00J  C2018 02 12.42925 10 20 02.625+10 20 21.65         21.2 wUED033F51
     K18D00J  C2018 02 12.44108 10 20 01.504+10 20 40.32         20.7 wUED033F51
     K18D00J* C2018 02 20.29743 10 04 39.896+14 42 51.38         20.2 wUED033F51
     K18D00J  C2018 02 20.30906 10 04 38.047+14 43 20.96         20.2 wUED033F51
     K18D00J  C2018 02 20.32069 10 04 36.183+14 43 50.53         20.2 wUED033F51
     K18D00J  C2018 02 20.91340 10 03 03.05 +15 08 57.9          19.3 VSED033033
     K18D00J  C2018 02 20.91576 10 03 02.66 +15 09 04.1          19.1 VSED033033
     K18D00J  C2018 02 20.91814 10 03 02.26 +15 09 10.2          19.2 VSED033033
     K18D00J KC2018 02 20.91924 10 03 02.04 +15 09 12.7          19.6 RSED033B15
     K18D00J KC2018 02 20.92091 10 03 01.78 +15 09 17.0          19.9 RSED033B15
     K18D00J KC2018 02 20.92257 10 03 01.49 +15 09 21.6          19.8 RSED033B15
     K18D00J KC2018 02 20.92424 10 03 01.23 +15 09 25.9          19.8 RSED033B15
     K18D00J KC2018 02 20.92590 10 03 00.94 +15 09 30.2          19.8 RSED033B15
     K18D00J  C2018 02 20.97264 10 02 53.19 +15 11 33.0          19.3 VSED033033
     K18D00J  C2018 02 20.97500 10 02 52.79 +15 11 39.2          19.3 VSED033033
     K18D00J  C2018 02 20.97736 10 02 52.39 +15 11 45.3          19.6 VSED033033
     K18D00J  C2018 02 21.11347 10 02 29.69 +15 17 41.3          19.8 VSED033033
     K18D00J  C2018 02 21.11583 10 02 29.30 +15 17 47.2          20.1 VSED033033
     K18D00J  C2018 02 21.11819 10 02 28.90 +15 17 53.6          20.2 VSED033033
     K18D00J KC2018 02 21.20138 10 02 17.32 +15 21 42.2          19.7 RoED033291
     K18D00J KC2018 02 21.20737 10 02 16.31 +15 21 58.1          19.7 RoED033291
     K18D00J KC2018 02 21.21334 10 02 15.29 +15 22 14.2          19.8 RoED033291
     K18D00J 1C2018 02 21.31142 10 01 58.77 +15 26 30.5                 ED033658
     K18D00J 1C2018 02 21.31338 10 01 58.44 +15 26 35.7                 ED033658
     K18D00J 1C2018 02 21.31534 10 01 58.10 +15 26 41.0                 ED033658
 
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers U. Laux,
    B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
291 LPL/Spacewatch II.  Observer A. F. Tubbiolo.  1.8-m f/2.7 reflector + CCD.
658 National Research Council of Canada.  Observer D. D. Balam.  1.82-m
    Plaskett telescope + CCD.
B15 Inastars Observatory, Potsdam (since 2006).  Observer B. Thinius.  0.36-m
    f/5.6 Schmidt-Cassegrain + 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. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
    Ritchey-Chretien + CCD.
 
Orbital elements:
2018 DJ                                                  Earth MOID = 0.0554 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 346.37195              (2000.0)            P               Q
n   0.31504478     Peri.  111.91040     -0.19440871     +0.97636681
a   2.1390513      Node   146.43899     -0.95118359     -0.16412141
e   0.7169375      Incl.    9.83295     -0.23969778     -0.14061300
P   3.13           H   21.4           G   0.15           U   6
Residuals in seconds of arc
180120 F51  0.0   0.0     180220 033  0.1-  0.1-    180220 033  0.1-  0.1-
180120 F51  0.1-  0.1-    180220 033  0.0   0.1-    180221 033  0.1-  0.1-
180120 F51  0.1+  0.2+    180220 033  0.1-  0.2-    180221 033  0.0   0.3-
180212 F51  0.0   0.0     180220 B15  0.1-  0.1-    180221 033  0.2-  0.1-
180212 F51  0.1-  0.1-    180220 B15  0.1+  0.2-    180221 291  0.4-  0.0
180212 F51  0.0   0.0     180220 B15  0.1-  0.1+    180221 291  0.3-  0.1-
180212 F51  0.1+  0.2+    180220 B15  0.1+  0.0     180221 291  0.3-  0.0
180220 F51  0.2-  0.2-    180220 B15  0.1-  0.0     180221 658  1.5+  1.1+
180220 F51  0.1-  0.1-    180220 033  0.0   0.0     180221 658  1.5+  1.1+
180220 F51  0.1-  0.2-    180220 033  0.1-  0.0     180221 658  1.5+  1.1+

Ephemeris:
2018 DJ                  a,e,i = 2.14, 0.72, 10                  q = 0.6055
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 22    10 33 42.6 +05 21 20   0.7538  1.6520   143.5    20.8    22.9
...
2018 02 06    10 27 27.3 +08 02 36   0.5244  1.4921   161.2    12.3    21.6
...
2018 02 14    10 17 36.5 +11 03 18   0.4180  1.4032   172.7     5.1    20.7
...
2018 02 20    10 05 23.6 +14 30 33   0.3467  1.3348   176.2     2.8    20.0
2018 02 21    10 02 49.0 +15 12 58   0.3355  1.3233   174.5     4.1    20.0
2018 02 22    10 00 03.2 +15 57 59   0.3246  1.3117   172.6     5.6    20.0
...
2018 02 28    09 38 36.2 +21 31 45   0.2643  1.2416   159.6    16.2    19.9
...
2018 03 08    08 48 35.5 +32 28 09   0.2003  1.1465   136.7    36.4    19.7
...
2018 03 23    04 29 08.1 +51 14 43   0.1596  0.9655    74.2    96.6    20.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-D33



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