[Iaude] MPEC B138: 2017 BU31 [a=2.16,e=0.40,i=6.5,H=20.4]

mpec at si.edu mpec at si.edu
Mon Jan 30 10:05:27 EST 2017


M.P.E.C. 2017-B138                               Issued 2017 Jan. 30, 15:00 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 BU31
 
Observations:
     K17B31U* C2017 01 28.38960 09 44 26.12 +01 26 24.3          20.4 VqEB138G96
     K17B31U  C2017 01 28.39393 09 44 26.06 +01 26 18.4          20.4 VqEB138G96
     K17B31U  C2017 01 28.39831 09 44 26.01 +01 26 13.2          20.0 VqEB138G96
     K17B31U  C2017 01 28.40265 09 44 25.93 +01 26 07.3          20.0 VqEB138G96
     K17B31U  C2017 01 28.42904 09 44 25.59 +01 25 34.9          20.3 VqEB138G96
     K17B31U  C2017 01 28.43448 09 44 25.53 +01 25 27.7          20.2 VqEB138G96
     K17B31U  C2017 01 28.43965 09 44 25.61 +01 25 20.7          19.2 VqEB138G96
     K17B31U KC2017 01 28.99272 09 44 22.28 +01 13 38.8          19.3 RoEB138K88
     K17B31U KC2017 01 28.99664 09 44 22.23 +01 13 33.9          19.4 RoEB138K88
     K17B31U KC2017 01 29.00057 09 44 22.16 +01 13 29.1          19.4 RoEB138K88
     K17B31U  C2017 01 29.40388009 44 18.66 +01 05 04.2          19.7 GUEB138H01
     K17B31U  C2017 01 29.40717809 44 18.61 +01 05 00.0          19.6 GUEB138H01
     K17B31U  C2017 01 29.41814309 44 18.45 +01 04 46.2          19.5 GUEB138H01
     K17B31U  C2017 01 29.42757709 44 18.30 +01 04 34.2          19.8 GUEB138H01
     K17B31U  C2017 01 29.45772 09 44 17.90 +01 03 57.3          19.9 VqEB138I52
     K17B31U  C2017 01 29.46262 09 44 17.78 +01 03 51.5          20.6 VqEB138I52
     K17B31U  C2017 01 29.46716 09 44 17.77 +01 03 45.5          20.3 VqEB138I52
     K17B31U  C2017 01 29.49654 09 44 18.230+01 03 11.97         20.0 wLEB138F51
     K17B31U  C2017 01 29.50856 09 44 18.027+01 02 56.90         20.1 wLEB138F51
     K17B31U  C2017 01 29.52055 09 44 17.825+01 02 41.77         19.9 wLEB138F51
     K17B31U  C2017 01 29.53254 09 44 17.624+01 02 26.65         19.9 wLEB138F51
     K17B31U  C2017 01 29.95627 09 44 14.67 +00 53 23.8                qEB138246
     K17B31U  C2017 01 29.95695 09 44 14.67 +00 53 23.2                qEB138246
     K17B31U  C2017 01 29.95717 09 44 14.64 +00 53 22.1                qEB138246
     K17B31U  C2017 01 29.95773 09 44 14.58 +00 53 21.3                qEB138246
     K17B31U  C2017 01 30.17914 09 44 13.50 +00 48 46.9          20.3 VqEB138I52
     K17B31U  C2017 01 30.18850 09 44 13.35 +00 48 35.6                qEB138I52
     K17B31U HC2017 01 30.38263 09 44 10.22 +00 44 31.0          20.2 RoEB138691
     K17B31U HC2017 01 30.39453 09 44 10.00 +00 44 16.2          20.3 RoEB138691
     K17B31U HC2017 01 30.40645 09 44 09.79 +00 44 00.9          20.3 RoEB138691
 
Observer details:
246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha.  Measurer M. Tichy.
    1.06-m KLENOT Telescope + CCD.
691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m f/3
    reflector + 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.
G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers 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. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. A. Johnson.
    Measurers 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. G. Matheny,
    R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
 
Orbital elements:
2017 BU31                                                Earth MOID = 0.3188 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 350.70150              (2000.0)            P               Q
n   0.31049738     Peri.  248.78196     -0.98273564     -0.14889273
a   2.1598856      Node   282.52529     +0.18155929     -0.89028956
e   0.4029600      Incl.    6.45962     -0.03559325     -0.43036665
P   3.17           H   20.4           G   0.15           U   8
Residuals in seconds of arc
170128 G96  0.4-  0.2+    170129 H01  0.1-  0.2-    170129 F51  0.0   0.0
170128 G96  0.4-  0.3-    170129 H01  0.1-  0.2-    170129 246  0.4-  0.3+
170128 G96  0.3-  0.1+    170129 H01  0.1-  0.2-    170129 246  0.3-  0.5+
170128 G96  0.6-  0.4-    170129 H01  0.2-  0.3-    170129 246  0.7-  0.3-
170128 G96  0.3-  0.5+    170129 I52  0.4-  0.4+    170129 246  1.4-  0.4-
170128 G96  0.1-  0.2+    170129 I52  1.2-  0.8+    170130 I52  0.6+  0.3-
170128 G96  2.1+  0.3-    170129 I52  0.3-  0.5+    170130 I52  0.2+  0.1+
170128 K88  0.1+  0.1-    170129 F51  0.1+  0.1-    170130 691  0.2+  0.0
170128 K88  0.1+  0.1-    170129 F51  0.1+  0.0     170130 691  0.0   0.2+
170129 K88  0.2-  0.1+    170129 F51  0.1+  0.0     170130 691  0.0   0.1-

Ephemeris:
2017 BU31                a,e,i = 2.16, 0.40, 6                   q = 1.2895
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 12 31    09 33 52.8 +10 41 52   0.5946  1.4755   137.1    27.0    21.3
...
2017 01 15    09 42 53.2 +06 02 23   0.4814  1.4154   148.1    21.5    20.6
...
2017 01 23    09 44 32.9 +03 19 25   0.4335  1.3869   153.9    18.2    20.2
...
2017 01 29    09 44 22.2 +01 13 47   0.4037  1.3675   157.9    15.7    20.0
2017 01 30    09 44 14.0 +00 52 46   0.3992  1.3645   158.5    15.3    19.9
2017 01 31    09 44 04.1 +00 31 46   0.3949  1.3615   159.1    15.0    19.9
...
2017 02 06    09 42 35.4 -01 33 01   0.3721  1.3446   161.7    13.3    19.7
...
2017 02 14    09 39 47.3 -04 11 28   0.3497  1.3252   162.5    12.9    19.5
...
2017 03 01    09 35 27.6 -08 15 22   0.3305  1.2998   156.0    18.1    19.5

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-B138




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