[Iaude] MPEC B112: 2017 BC30 [a=1.55,e=0.21,i=9.6,H=21.1]

mpec at si.edu mpec at si.edu
Sun Jan 29 11:39:22 EST 2017


M.P.E.C. 2017-B112                               Issued 2017 Jan. 29, 16:35 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 BC30
 
Observations:
     K17B30C* C2017 01 26.58800 12 13 22.065-07 07 10.93         21.5 wLEB112F51
     K17B30C  C2017 01 26.60063 12 13 23.096-07 07 39.74         21.3 wLEB112F51
     K17B30C  C2017 01 26.61322 12 13 24.128-07 08 08.93         21.5 wLEB112F51
     K17B30C  C2017 01 26.62579 12 13 25.132-07 08 37.39         21.3 wLEB112F51
     K17B30C KC2017 01 27.03211912 14 02.21 -07 23 50.8          21.1 GUEB112K92
     K17B30C KC2017 01 27.04048312 14 02.91 -07 24 10.1          21.2 GUEB112K92
     K17B30C KC2017 01 27.04629112 14 03.38 -07 24 23.5          21.1 GUEB112K92
     K17B30C _C2017 01 27.53215712 14 46.447-07 43 20.86         21.1 GUEB112568
     K17B30C _C2017 01 27.53314512 14 46.525-07 43 23.12         21.0 GUEB112568
     K17B30C _C2017 01 27.53413012 14 46.604-07 43 25.41         21.1 GUEB112568
     K17B30C KC2017 01 29.54399 12 17 38.67 -09 01 26.0                oEB112291
     K17B30C KC2017 01 29.54730 12 17 38.89 -09 01 34.1          22.7 RoEB112291
     K17B30C KC2017 01 29.55061 12 17 39.24 -09 01 42.2          21.9 RoEB112291
 
Observer details:
291 LPL/Spacewatch II.  Observer J. V. Scotti.  1.8-m f/2.7 reflector + CCD.
568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
    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.
K92 Sutherland-LCOGT B.  Observers T. Lister, S. Greenstreet, E. Gomez.
    Measurer T. Lister.  1.0-m f/8 Ritchey-Chretien + CCD.
 
Orbital elements:
2017 BC30                                                Earth MOID = 0.2512 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 353.52284              (2000.0)            P               Q
n   0.51017052     Peri.  216.58220     -0.97686887     -0.17549552
a   1.5511691      Node   312.83093     +0.21325732     -0.84164742
e   0.2104626      Incl.    9.59052     -0.01576484     -0.51071611
P   1.93           H   21.1           G   0.15           U   8
Residuals in seconds of arc
170126 F51  0.1-  0.0     170127 K92  0.1+  0.2-    170129 291  0.1-  0.4+
170126 F51  0.0   0.1+    170127 K92  0.1+  0.2-    170129 291  0.7-  0.0
170126 F51  0.1+  0.2-    170127 568  0.1+  0.2+    170129 291  0.7+  0.4-
170126 F51  0.2-  0.1+    170127 568  0.1+  0.2+
170127 K92  0.1-  0.2-    170127 568  0.1+  0.2+

Ephemeris:
2017 BC30                a,e,i = 1.55, 0.21, 10                  q = 1.2247
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 12 30    11 22 53.2 +08 09 48   0.5700  1.2956   110.2    45.4    22.2
...
2017 01 14    11 52 23.0 +00 25 41   0.4779  1.2662   115.7    44.4    21.7
...
2017 01 22    12 06 11.8 -04 15 28   0.4356  1.2533   118.7    43.5    21.5
...
2017 01 28    12 15 26.9 -08 01 11   0.4073  1.2451   121.1    42.6    21.3
2017 01 29    12 16 53.1 -08 39 57   0.4029  1.2439   121.5    42.5    21.3
2017 01 30    12 18 17.4 -09 19 02   0.3986  1.2427   121.9    42.3    21.2
...
2017 02 05    12 26 01.4 -13 19 23   0.3744  1.2362   124.3    41.2    21.0
...
2017 02 13    12 34 16.8 -18 51 49   0.3471  1.2298   127.5    39.6    20.8
...
2017 02 28    12 41 47.3 -29 14 34   0.3115  1.2247   133.1    36.2    20.5

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-B112




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