[Iaude] MPEC D38: 2018 DL [a=1.56,e=0.32,i=10.9,H=25.5]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Feb 22 06:49:16 EST 2018


M.P.E.C. 2018-D38                                Issued 2018 Feb. 22, 11:45 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 DL
 
Observations:
     K18D00L* C2018 02 20.30584 09 37 20.055+10 16 56.34         21.2 wUED038F51
     K18D00L  C2018 02 20.31746 09 37 20.046+10 14 50.28         21.2 wUED038F51
     K18D00L  C2018 02 20.32913 09 37 20.028+10 12 42.97         20.9 wUED038F51
     K18D00L  C2018 02 20.89191 09 37 39.71 +08 29 13.0          20.2 VSED038033
     K18D00L  C2018 02 20.89384 09 37 39.73 +08 28 51.9          20.2 VSED038033
     K18D00L  C2018 02 20.89578 09 37 39.75 +08 28 30.5          19.9 VSED038033
     K18D00L  C2018 02 20.89771 09 37 39.76 +08 28 09.9          19.9 VSED038033
     K18D00L  C2018 02 20.89965 09 37 39.77 +08 27 48.6          20.1 VSED038033
     K18D00L  C2018 02 20.90159 09 37 39.78 +08 27 27.5          20.3 VSED038033
     K18D00L  C2018 02 20.90353 09 37 39.79 +08 27 06.0          20.3 VSED038033
     K18D00L  C2018 02 20.90546 09 37 39.84 +08 26 45.2          20.9 VSED038033
     K18D00L  C2018 02 20.94921 09 37 40.12 +08 18 49.3          20.6 VSED038033
     K18D00L  C2018 02 20.95146 09 37 40.17 +08 18 24.8          19.7 VSED038033
     K18D00L  C2018 02 20.95370 09 37 40.16 +08 18 00.5          20.6 VSED038033
     K18D00L  C2018 02 20.95596 09 37 40.19 +08 17 35.8          19.6 VSED038033
     K18D00L  C2018 02 20.95821 09 37 40.20 +08 17 11.4          20.5 VSED038033
     K18D00L  C2018 02 20.96045 09 37 40.21 +08 16 46.7          20.4 VSED038033
     K18D00L  C2018 02 20.96271 09 37 40.22 +08 16 22.3          20.5 VSED038033
     K18D00L  C2018 02 20.96495 09 37 40.24 +08 15 57.7          20.1 VSED038033
     K18D00L  C2018 02 20.96720 09 37 40.28 +08 15 32.7          20.5 VSED038033
     K18D00L  C2018 02 20.96946 09 37 40.28 +08 15 08.7          20.5 VSED038033
     K18D00L  C2018 02 21.00433 09 37 40.56 +08 08 48.5          20.4 VSED038033
     K18D00L  C2018 02 21.00677 09 37 40.60 +08 08 21.6          20.9 VSED038033
     K18D00L  C2018 02 21.00921 09 37 40.61 +08 07 55.0          19.7 VSED038033
     K18D00L  C2018 02 21.01166 09 37 40.63 +08 07 28.1          20.5 VSED038033
     K18D00L  C2018 02 21.01411 09 37 40.66 +08 07 01.3          20.7 VSED038033
     K18D00L  C2018 02 21.01655 09 37 40.69 +08 06 34.8          20.6 VSED038033
     K18D00L  C2018 02 21.01899 09 37 40.68 +08 06 08.4          20.1 VSED038033
     K18D00L  C2018 02 21.02145 09 37 40.73 +08 05 41.8          20.7 VSED038033
     K18D00L  C2018 02 21.02389 09 37 40.76 +08 05 15.1          20.5 VSED038033
     K18D00L  C2018 02 21.02633 09 37 40.78 +08 04 47.9          21.2 VSED038033
     K18D00L KC2018 02 21.22766 09 37 53.75 +07 28 51.1          20.5 RoED038291
     K18D00L KC2018 02 21.24358 09 37 53.73 +07 25 59.4          20.9 RoED038291
     K18D00L KC2018 02 21.94267 09 38 20.82 +05 19 42.3                UED038J95
     K18D00L KC2018 02 21.95265 09 38 20.84 +05 17 55.0                UED038J95
     K18D00L KC2018 02 21.95875 09 38 20.91 +05 16 50.4          20.7 GUED038J95
 
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.
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 DL                                                  Earth MOID = 0.0726 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M  17.22718              (2000.0)            P               Q
n   0.50412370     Peri.  177.75196     -0.84104778     -0.53229017
a   1.5635483      Node   329.46060     +0.49331265     -0.68149564
e   0.3213892      Incl.   10.94380     +0.22199381     -0.50222591
P   1.96           H   25.5           G   0.15           U   7
Residuals in seconds of arc
180220 F51  0.1+  0.3-    180220 033  0.3+  0.2+    180221 033  0.1-  0.0
180220 F51  0.2-  0.2+    180220 033  0.1-  0.3+    180221 033  0.0   0.0
180220 F51  0.3-  0.1+    180220 033  0.1+  0.2+    180221 033  0.0   0.1+
180220 033  0.4+  0.1-    180220 033  0.0   0.3+    180221 033  0.5-  0.3+
180220 033  0.4+  0.2-    180220 033  0.1-  0.1+    180221 033  0.1-  0.6+
180220 033  0.5+  0.5-    180220 033  0.2-  0.3+    180221 033  0.1-  0.5+
180220 033  0.4+  0.1-    180220 033  0.2-  0.1+    180221 033  0.1-  0.0
180220 033  0.3+  0.3-    180220 033  0.2+  0.4-    180221 291  0.5+  0.7-
180220 033  0.2+  0.2-    180220 033  0.1-  0.3+    180221 291  0.4+  0.0
180220 033  0.1+  0.6-    180221 033  0.1-  0.4+    180221 J95  0.6+  0.0
180220 033  0.6+  0.4-    180221 033  0.1+  0.2+    180221 J95  0.5-  0.4-
180220 033  0.2-  0.2+    180221 033  0.1-  0.2+    180221 J95  0.4-  0.4+

Ephemeris:
2018 DL                  a,e,i = 1.56, 0.32, 11                  q = 1.0610
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 23    09 15 33.6 +62 55 57   0.1369  1.0863   135.6    39.4    22.9
...
2018 02 07    09 29 04.9 +45 29 55   0.08995 1.0650   149.9    27.7    21.6
...
2018 02 15    09 34 00.5 +26 13 47   0.07554 1.0611   165.9    13.1    20.8
...
2018 02 21    09 37 42.1 +08 11 05   0.07382 1.0617   170.2     9.1    20.6
2018 02 22    09 38 21.8 +05 11 02   0.07440 1.0621   168.5    10.7    20.7
2018 02 23    09 39 02.5 +02 14 32   0.07521 1.0626   166.4    12.6    20.8
...
2018 03 01    09 43 32.2 -13 20 31   0.08461 1.0673   153.7    24.3    21.4
...
2018 03 09    09 50 37.0 -27 25 17   0.1059  1.0779   141.8    34.7    22.2
...
2018 03 24    10 08 01.9 -39 13 44   0.1589  1.1108   132.7    41.2    23.3

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-D38



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