[Iaude] MPEC B121: 2017 BH30 [a=2.33,e=0.65,i=1.9,H=28.9]

mpec at si.edu mpec at si.edu
Sun Jan 29 14:25:36 EST 2017


M.P.E.C. 2017-B121                               Issued 2017 Jan. 29, 19:21 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 BH30
 
                          Revision to MPEC 2017-B120
 
Additional Observations:
     K17B30H KC2017 01 29.76755 07 31 21.45 +18 38 41.7          17.7 V EB121L04
     K17B30H KC2017 01 29.77100 07 31 19.43 +18 41 15.2          17.8 V EB121L04
     K17B30H KC2017 01 29.77231 07 31 22.28 +18 41 13.5          17.0 RoEB121K88
     K17B30H KC2017 01 29.77319 07 31 21.78 +18 41 53.2          17.2 RoEB121K88
     K17B30H KC2017 01 29.77408 07 31 21.29 +18 42 33.3          17.1 RoEB121K88
     K17B30H KC2017 01 29.77496 07 31 20.78 +18 43 13.1          17.1 RoEB121K88
     K17B30H KC2017 01 29.78258 07 31 35.40 +18 52 06.6          17.0 RqEB121470
     K17B30H KC2017 01 29.78327 07 31 35.02 +18 52 40.1          16.7 RqEB121470
 
Observer details:
470 Ceccano.  Observer G. Masi.  Measurers G. Masi, U. Masi.  0.43-m f/6.8
    reflector + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5.0
    reflector + CCD.
 
Orbital elements:
2017 BH30                                                Earth MOID = 0.0004 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 354.34552              (2000.0)            P               Q
n   0.27722199     Peri.   56.80571     -0.99327153     +0.11302413
a   2.3294368      Node   129.67090     -0.11414242     -0.91859616
e   0.6511777      Incl.    1.87936     -0.01957498     -0.37869069
P   3.56           H   28.9           G   0.15           U   4
Residuals in seconds of arc
170129 703  0.3+  0.1+    170129 703  0.6-  0.0     170129 Q62  0.4+  0.4-
170129 703  0.4-  0.1-    170129 703  0.4-  0.1-    170129 Q62  0.8+  0.5-
170129 703  0.1+  0.4+    170129 H01  0.3-  0.2+    170129 Q62  1.3+  0.0
170129 703  1.4+  0.7-    170129 G96  0.3-  0.0     170129 K88  0.1+  0.1+
170129 H01  0.0   0.0     170129 G96  0.8-  0.6+    170129 K88  0.1+  0.2-
170129 H01  0.0   0.1+    170129 G96  0.3-  0.4+    170129 K88  0.2+  0.2-
170129 H01  0.0   0.1+    170129 H01  0.2-  0.1+    170129 L04  0.5-  0.2+
170129 H01  0.1-  0.0     170129 H01  0.3-  0.2+    170129 L04  0.3-  0.2+
170129 I52  0.2-  0.0     170129 H01  0.4-  0.2+    170129 K88  0.1-  0.5-
170129 I52  0.1-  0.1+    170129 G96  0.6-  0.2+    170129 K88  0.3-  0.5-
170129 I52  0.0   0.3+    170129 G96  0.5-  0.5+    170129 K88  0.1-  0.7-
170129 I52  0.1+  0.3+    170129 G96  0.4-  0.6+    170129 K88  0.2-  0.9-
170129 703  0.1-  0.3-    170129 G96  0.5-  0.2+    170129 470  0.5-  1.7+
170129 703  0.1-  0.2+    170129 Q62  1.1+  0.9+    170129 470  0.4-  1.9+

Ephemeris:
2017 BH30                a,e,i = 2.33, 0.65, 2                   q = 0.8126
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 12 30    07 33 19.3 +14 28 07   0.2919  1.2666   164.1    12.3    27.5
...
2017 01 14    07 33 12.0 +13 56 34   0.1434  1.1259   172.3     6.8    25.4
...
2017 01 22    07 32 18.7 +13 55 19   0.07141 1.0541   167.9    11.3    24.0
...
2017 01 28    07 31 32.9 +14 39 29   0.01909 1.0031   162.8    16.9    21.2
2017 01 29    07 31 12.9 +15 32 43   0.01043 0.9949   162.0    17.8    19.9
2017 01 30    07 27 56.2 +25 01 10   0.0017950.9868   159.6    20.4    16.2
...
2017 02 05    19 31 07.3 -16 58 38   0.05029 0.9405    24.8   154.0    31.5
...
2017 02 13    19 33 31.7 -17 13 05   0.1211  0.8871    32.2   143.7    31.4
...
2017 02 28    19 46 43.4 -17 07 20   0.2617  0.8228    44.0   123.2    30.7

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-B121




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