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    • MPEC 2015-D91 : 2015 DX198

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    Read MPEC 2015-D90 Read MPEC 2015-D92 

    M.P.E.C. 2015-D91                                Issued 2015 Feb. 26, 17:42 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                  2015 DX198

Observations:
     K15DJ8X* S2015 02 17.03010 04 22 33.02 +19 26 00.0          19   RLED091C51
     K15DJ8X  s2015 02 17.03010 1 + 3226.3790 + 5698.5299 + 2084.6093   ED091C51
     K15DJ8X  S2015 02 17.16151 04 22 50.41 +19 20 47.9                LED091C51
     K15DJ8X  s2015 02 17.16151 1 + 3212.2937 + 5694.4008 + 2117.1078   ED091C51
     K15DJ8X  S2015 02 17.42421 04 23 25.36 +19 10 22.9                LED091C51
     K15DJ8X  s2015 02 17.42421 1 + 3186.5163 + 5713.9355 + 2103.2875   ED091C51
     K15DJ8X  S2015 02 17.81820 04 24 18.13 +18 54 43.2                LED091C51
     K15DJ8X  s2015 02 17.81820 1 + 3148.5320 + 5756.5193 + 2043.6194   ED091C51
     K15DJ8X  S2015 02 17.88390 04 24 27.05 +18 52 04.5                LED091C51
     K15DJ8X  s2015 02 17.88390 1 + 3141.5534 + 5754.3888 + 2060.1561   ED091C51
     K15DJ8X  S2015 02 17.94948 04 24 35.83 +18 49 29.8                LED091C51
     K15DJ8X  s2015 02 17.94948 1 + 3136.2083 + 5779.4715 + 1997.4579   ED091C51
     K15DJ8X  S2015 02 17.94961 04 24 35.91 +18 49 28.7                LED091C51
     K15DJ8X  s2015 02 17.94961 1 + 3134.5610 + 5752.2059 + 2076.6931   ED091C51
     K15DJ8X  S2015 02 18.01519 04 24 44.72 +18 46 52.9                LED091C51
     K15DJ8X  s2015 02 18.01519 1 + 3129.2713 + 5777.4152 + 2014.0686   ED091C51
     K15DJ8X  S2015 02 18.27789 04 25 20.40 +18 36 23.5                LED091C51
     K15DJ8X  s2015 02 18.27789 1 + 3102.9174 + 5795.9859 + 2001.3404   ED091C51
     K15DJ8X  S2015 02 18.54059 04 25 56.23 +18 25 53.5                LED091C51
     K15DJ8X  s2015 02 18.54059 1 + 3076.7841 + 5816.2070 + 1984.2423   ED091C51
     K15DJ8X  C2015 02 22.76051 04 36 00.17 +15 34 33.3          21.3 VMED091033
     K15DJ8X  C2015 02 22.76511 04 36 00.81 +15 34 22.1          21.3 VMED091033
     K15DJ8X  C2015 02 22.78931 04 36 04.21 +15 33 21.8          21.2 VMED091033
     K15DJ8X  C2015 02 22.79621 04 36 05.17 +15 33 04.8          21.3 VMED091033
     K15DJ8X KC2015 02 24.05318304 39 15.22 +14 41 15.3          21.8 VuED091H21
     K15DJ8X KC2015 02 24.05983504 39 16.18 +14 40 59.0          21.9 VuED091H21
     K15DJ8X KC2015 02 24.07151804 39 17.83 +14 40 29.4          21.5 VuED091H21
     K15DJ8X 2C2015 02 26.22285504 44 53.174+13 10 43.11         21.0 RtED091568
     K15DJ8X 2C2015 02 26.24058604 44 55.760+13 09 58.10         21.0 RtED091568

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers B. Stecklum,
    C. Hoegner.  Measurer B. Stecklum.  1.34-m f/4 Schmidt + CCD.
568 Mauna Kea.  Observer D. J. Tholen.  2.24-m University of Hawaii reflector.
C51 WISE.  Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero,
    J. W. Dailey, R. M. Cutri, E. L. Wright, E. Kramer, C. Nugent, S. Sonnett.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers L. Buzzi, T. Linder, S. Foglia, T. Vorobjov.  1.3-m f/4.0
    astrograph + CCD.

Orbital elements:
2015 DX198                                               Earth MOID = 0.0740 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
M 312.73483              (2000.0)            P               Q
n   0.47013169     Peri.  215.90227     -0.96070276     -0.23546889
a   1.6380344      Node   309.79980     +0.27757242     -0.81863244
e   0.3748391      Incl.   11.02957     -0.00193608     -0.52382758
P   2.10           H   21.7           G   0.15           U   6
Residuals in seconds of arc
150217 C51  0.0   0.3-    150218 C51  0.3-  0.6+    150224 H21  0.1-  0.1-
150217 C51  0.1-  0.3+    150218 C51  0.3+  0.2-    150224 H21  0.1+  0.2+
150217 C51  0.1+  0.6+    150218 C51  0.0   0.6-    150224 H21  0.2-  0.2-
150217 C51  0.4-  0.3+    150222 033  0.3+  0.1+    150226 568  0.0   0.0
150217 C51  0.6+  1.3-    150222 033  0.1+  0.3+    150226 568  0.0   0.0
150217 C51  0.4-  0.3+    150222 033  0.0   0.1-
150217 C51  0.5+  0.0     150222 033  0.2-  0.0

Ephemeris:
2015 DX198               a,e,i = 1.64, 0.37, 11                  q = 1.0240
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2015 01 27    03 49 49.1 +32 36 38   0.3062  1.1491   115.2    50.8    21.3
...
2015 02 11    04 10 15.5 +23 20 46   0.2901  1.0904   103.2    61.8    21.4
...
2015 02 19    04 26 59.2 +18 07 32   0.2822  1.0655    98.1    66.7    21.4
...
2015 02 25    04 41 41.4 +14 02 06   0.2764  1.0503    94.9    69.9    21.5
2015 02 26    04 44 18.1 +13 20 12   0.2755  1.0480    94.5    70.3    21.5
2015 02 27    04 46 57.3 +12 37 59   0.2745  1.0459    94.0    70.8    21.5
...
2015 03 05    05 03 43.6 +08 18 04   0.2691  1.0351    91.7    73.3    21.5
...
2015 03 13    05 28 11.8 +02 14 23   0.2629  1.0263    89.6    75.5    21.5
...
2015 03 28    06 20 42.5 -09 40 48   0.2567  1.0278    89.4    76.1    21.5

A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-D91

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