[Iaude] MPEC D41: 2018 DN [a=2.00,e=0.54,i=4.2,H=26.9]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Feb 22 21:17:17 EST 2018


M.P.E.C. 2018-D41                                Issued 2018 Feb. 23, 02:13 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 DN
 
Observations:
     K18D00N* C2018 02 21.43615 10 16 01.863+02 10 40.32         21.0 wUED041F51
     K18D00N  C2018 02 21.46190 10 16 16.073+02 07 20.21         20.7 wUED041F51
     K18D00N  C2018 02 21.47477 10 16 23.117+02 05 41.09         20.8 wUED041F51
     K18D00N  C2018 02 21.91034 10 20 48.99 +01 11 28.4          20.1 VSED041033
     K18D00N  C2018 02 21.91208 10 20 49.90 +01 11 16.7          20.8 VSED041033
     K18D00N  C2018 02 21.91383 10 20 50.81 +01 11 04.7          21.0 VSED041033
     K18D00N  C2018 02 21.91558 10 20 51.72 +01 10 52.6          20.7 VSED041033
     K18D00N  C2018 02 21.91734 10 20 52.59 +01 10 40.8          20.2 VSED041033
     K18D00N  C2018 02 21.91909 10 20 53.50 +01 10 28.6          19.9 VSED041033
     K18D00N  C2018 02 21.92083 10 20 54.40 +01 10 17.0          20.8 VSED041033
     K18D00N  C2018 02 21.92259 10 20 55.28 +01 10 05.2          21.1 VSED041033
     K18D00N  C2018 02 21.92434 10 20 56.15 +01 09 53.4          20.9 VSED041033
     K18D00N KC2018 02 21.97996 10 21 26.12 +01 03 35.6                UED041J95
     K18D00N KC2018 02 21.98750 10 21 29.88 +01 02 45.2                UED041J95
     K18D00N KC2018 02 21.99581 10 21 34.06 +01 01 50.0          20.8 GUED041J95
     K18D00N  C2018 02 22.01153 10 21 39.89 +01 00 05.7          20.7 VSED041033
     K18D00N  C2018 02 22.01354 10 21 40.86 +00 59 52.4          20.9 VSED041033
     K18D00N  C2018 02 22.01556 10 21 41.86 +00 59 38.8          20.6 VSED041033
     K18D00N  C2018 02 22.01758 10 21 42.88 +00 59 25.3          20.3 VSED041033
     K18D00N  C2018 02 22.01960 10 21 43.88 +00 59 11.6          20.1 VSED041033
     K18D00N  C2018 02 22.02161 10 21 44.88 +00 58 58.2          20.5 VSED041033
     K18D00N  C2018 02 22.02362 10 21 45.86 +00 58 44.9          20.8 VSED041033
     K18D00N  C2018 02 22.02565 10 21 46.86 +00 58 31.6          21.4 VSED041033
     K18D00N  C2018 02 22.02766 10 21 47.86 +00 58 18.3          21.3 VSED041033
     K18D00N FC2018 02 22.95666 10 29 26.28 -00 33 16.7                UED041J95
     K18D00N KC2018 02 22.98001 10 29 35.28 -00 35 20.6          21.1 GUED041J95
 
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers U. Laux,
    B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + 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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
 
Orbital elements:
2018 DN                                                  Earth MOID = 0.0065 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M  22.36867              (2000.0)            P               Q
n   0.34747672     Peri.  139.81686     -0.31270702     -0.94907184
a   2.0037901      Node   328.35074     +0.85159254     -0.26220828
e   0.5379717      Incl.    4.20021     +0.42071898     -0.17466959
P   2.84           H   26.9           G   0.15           U   7
Residuals in seconds of arc
180221 F51  0.1-  0.3+    180221 033  0.1-  0.1-    180222 033  0.1+  0.1-
180221 F51  0.4+  0.1-    180221 033  0.3-  0.1+    180222 033  0.1+  0.4-
180221 F51  0.1+  0.1+    180221 033  0.6-  0.2+    180222 033  0.1+  0.4-
180221 033  0.8-  0.3-    180221 J95  0.0   0.2-    180222 033  0.1-  0.4-
180221 033  0.5-  0.1-    180221 J95  0.1-  0.1-    180222 033  0.2-  0.2-
180221 033  0.3-  0.2-    180221 J95  0.5+  0.4+    180222 033  0.1-  0.1-
180221 033  0.1-  0.3-    180222 033  0.2+  0.0     180222 J95  0.7+  0.7+
180221 033  0.5-  0.1-    180222 033  0.2-  0.1+    180222 J95  0.5-  0.5-
180221 033  0.3-  0.4-    180222 033  0.2-  0.1-

Ephemeris:
2018 DN                  a,e,i = 2.00, 0.54, 4                   q = 0.9258
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 24    23 48 25.3 +16 00 39   0.1303  0.9291    61.4   111.5    26.6
...
2018 02 08    00 43 56.6 +24 54 33   0.04525 0.9666    62.8   114.8    24.6
...
2018 02 16    07 19 53.5 +30 52 25   0.01690 1.0008   139.5    39.9    19.6
...
2018 02 22    10 21 34.9 +01 04 04   0.04317 1.0318   170.7     8.9    20.7
2018 02 23    10 29 41.8 -00 34 39   0.04876 1.0373   169.3    10.2    21.1
2018 02 24    10 36 08.1 -01 52 25   0.05445 1.0430   168.3    11.1    21.4
...
2018 03 02    10 57 12.0 -05 56 56   0.09012 1.0788   166.5    12.3    22.6
...
2018 03 10    11 08 02.3 -07 40 37   0.1409  1.1311   167.7    10.8    23.6
...
2018 03 25    11 16 57.5 -08 03 09   0.2489  1.2385   164.2    12.7    25.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-D41



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