[Iaude] MPEC E22: 2015 DK200 [a=1.31,e=0.33,i=1.9,H=25.6]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Mar 7 07:49:17 EST 2018


M.P.E.C. 2018-E22                                Issued 2018 Mar. 7, 12:45 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


                                  2015 DK200
 
                          Revision to MPEC 2015-D109
 
Additional Observations:
     K15DK0K  C2018 03 06.23442 08 44 31.36 +59 20 16.6          19.0 GUEE022G96
     K15DK0K  C2018 03 06.23981 08 44 20.50 +59 22 13.2          19.1 GUEE022G96
     K15DK0K  C2018 03 06.24517 08 44 09.63 +59 24 08.1          19.0 GUEE022G96
     K15DK0K  C2018 03 06.25058 08 43 58.70 +59 26 03.4          19.1 GUEE022G96
     K15DK0K KC2018 03 06.28842508 42 31.23 +59 38 01.9          19.8 VuEE022H21
     K15DK0K KC2018 03 06.29187908 42 24.34 +59 39 13.2          19.5 VuEE022H21
     K15DK0K KC2018 03 06.29511308 42 17.84 +59 40 21.2          19.3 VuEE022H21
     K15DK0K KC2018 03 06.29834408 42 11.40 +59 41 28.5          19.4 VuEE022H21
     K15DK0K KC2018 03 06.30303008 42 01.97 +59 43 06.5          19.5 VuEE022H21
     K15DK0K  C2018 03 07.12496 08 08 53.79 +65 06 10.1          19.0 GUEE022I52
     K15DK0K  C2018 03 07.12526 08 08 52.72 +65 06 17.7          19.0 GUEE022I52
     K15DK0K  C2018 03 07.12556 08 08 51.67 +65 06 25.0          19.2 GUEE022I52
     K15DK0K  C2018 03 07.12586 08 08 50.58 +65 06 32.6          19.5 GUEE022I52
 
Observer details:
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.61-m f/4.5
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers B. M. Africano,
    D. C. Fuls.  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.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
180306 G96   25-    3-    180307 I52   32-    5-    MPO369258   +0.44 day
 
Orbital elements:
2015 DK200                                               Earth MOID = 0.0147 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 339.97798              (2000.0)            P               Q
n   0.65475031     Peri.  208.50717     -0.72529092     +0.68839133
a   1.3134662      Node    15.00518     -0.62531938     -0.65364027
e   0.3261047      Incl.    1.85782     -0.28797352     -0.31443883
P   1.51           H   25.6           G   0.15           U   1
Residuals in seconds of arc
150220 F51  0.1+  0.0     150305 J95  0.0   0.2+    180306 G96  0.8-  0.1-
150220 F51  0.2+  0.0     150305 J95  0.1+  0.1+    180306 G96  0.2-  0.3+
150220 F51  0.2+  0.0     150306 926  0.2+  0.1-    180306 G96  0.1+  0.2-
150220 F51  0.1+  0.0     150306 926  0.6+  0.1-    180306 G96  0.9+  1.1-
150222 568  0.6-  0.3-    150306 926  0.2-  0.4+    180306 H21  0.1+  0.1+
150222 568  0.5-  0.2-    150306 926  0.1-  0.1-    180306 H21  0.2+  0.6-
150222 568  0.4-  0.2-    150306 926  0.5+  0.4+    180306 H21  0.0   0.0
150226 568  0.2+  0.1+    150306 926  0.4+  0.1+    180306 H21  0.2+  0.1+
150226 568  0.2+  0.2+    150307 705(14.9+  2.8-)   180306 H21  0.1-  0.6+
150227 568  0.1-  0.2-    150307 705 (3.2+  0.7-)   180307 I52  0.2+  0.1-
150227 568  0.2-  0.1-    150307 705 (1.1-  0.3+)   180307 I52  0.2+  0.1-
150227 568  0.2-  0.1-    150308 204  0.4+  0.2+    180307 I52  0.3+  0.4-
150305 J95  0.3+  0.1-    150308 204  0.2-  0.3+    180307 I52  0.2+  0.4-
150305 J95  0.2+  0.0     150308 204  0.7-  0.5-

Ephemeris:
2015 DK200               a,e,i = 1.31, 0.33, 2                   q = 0.8851
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 05    10 10 00.4 +22 42 20   0.1678  1.1488   165.1    12.8    22.8
...
2018 02 20    10 02 48.7 +29 01 56   0.08789 1.0726   161.9    16.6    21.4
...
2018 02 28    09 47 34.7 +37 57 00   0.05091 1.0339   147.7    30.8    20.5
...
2018 03 06    08 51 07.4 +57 54 31   0.02675 1.0063   121.8    56.9    19.8
2018 03 07    08 15 06.5 +64 12 00   0.02355 1.0019   113.6    65.2    19.8
2018 03 08    06 59 19.1 +70 53 40   0.02089 0.9975   103.3    75.5    19.8
...
2018 03 14    23 10 02.1 +25 38 03   0.02494 0.9724    29.0   150.3    26.0
...
2018 03 22    22 38 45.4 -01 22 03   0.05791 0.9426    21.4   157.4    29.4
...
2018 04 06    22 36 24.0 -10 16 11   0.1322  0.9018    39.1   135.6    27.3

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-E22



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