• MPC Preparation (Info)

    • MPEC 2015-R139: 2015 RW36

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    M.P.E.C. 2015-R139                               Issued 2015 Sept. 14, 14:20 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2015 RW36

Observations:
     K15R36W* C2015 09 12.39776 23 53 16.183-05 49 41.87         21.7 wLER139F51
     K15R36W  C2015 09 12.42127 23 53 14.589-05 48 18.74         21.7 wLER139F51
     K15R36W  C2015 09 12.43302 23 53 13.792-05 47 37.11         21.3 wLER139F51
     K15R36W KC2015 09 13.29195723 52 30.82 -04 56 24.7          21.4 VuER139H21
     K15R36W KC2015 09 13.30517123 52 29.91 -04 55 36.4          21.3 VuER139H21
     K15R36W KC2015 09 13.31927923 52 29.01 -04 54 44.8          21.5 VuER139H21
     K15R36W KC2015 09 14.46931 23 51 28.45 -03 43 46.0          20.7 RoER139291
     K15R36W KC2015 09 14.47085 23 51 28.35 -03 43 40.1          20.5 RoER139291
     K15R36W KC2015 09 14.47241 23 51 28.25 -03 43 34.3          20.6 RoER139291

Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
    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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0
    astrograph + CCD.

Orbital elements:
2015 RW36                                                Earth MOID = 0.1482 AU
Epoch 2015 June 27.0 TT = JDT 2457200.5                 MPC
M 305.80198              (2000.0)            P               Q
n   0.48183050     Peri.   27.93639     +0.92719241     -0.37414098
a   1.6114117      Node   353.94807     +0.30328867     +0.77840511
e   0.2961429      Incl.    9.96356     +0.21984133     +0.50408730
P   2.05           H   24.4           G   0.15           U   8
Residuals in seconds of arc
150912 F51  0.0   0.0     150913 H21  0.4+  0.1-    150914 291  0.0   0.0
150912 F51  0.1-  0.0     150913 H21  0.1-  0.1+    150914 291  0.1-  0.0
150912 F51  0.0   0.0     150913 H21  0.5+  0.2+    150914 291  0.1-  0.0

Ephemeris:
2015 RW36                a,e,i = 1.61, 0.30, 10                  q = 1.1342
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2015 08 15    23 55 27.0 -22 56 46   0.2817  1.2564   146.0    26.8    23.4
...
2015 08 30    23 59 30.7 -16 22 33   0.2125  1.2088   157.4    18.7    22.4
...
2015 09 07    23 56 53.2 -10 42 19   0.1844  1.1873   165.4    12.4    21.8
...
2015 09 13    23 52 45.8 -05 13 28   0.1681  1.1732   172.3     6.6    21.4
2015 09 14    23 51 55.4 -04 12 30   0.1659  1.1711   173.4     5.6    21.3
2015 09 15    23 51 02.6 -03 09 53   0.1637  1.1690   174.6     4.7    21.2
...
2015 09 21    23 45 09.9 +03 36 26   0.1538  1.1576   175.2     4.2    21.0
...
2015 09 29    23 36 42.9 +13 25 06   0.1485  1.1457   164.5    13.5    21.3
...
2015 10 14    23 25 10.4 +30 01 25   0.1605  1.1346   146.2    29.3    22.0

A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-R139

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