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Minor Planet Center

MPEC 2010-O04 : 2010 NB2

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M.P.E.C. 2010-O04                                Issued 2010 July 16, 17:11 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 http://www.minorplanetcenter.org/iau/mpc.html  ISSN 1523-6714

                                   2010 NB2

Observations:
     K10N02B* S2010 07 10.31505 15 03 30.09 +42 37 17.6          22   R EO004C51
     K10N02B  s2010 07 10.31505 1 - 4601.8076 -  549.9795 + 5114.1534   EO004C51
     K10N02B  S2010 07 10.38126 15 04 04.08 +42 33 06.9                 EO004C51
     K10N02B  s2010 07 10.38126 1 - 4572.0282 -  543.6684 + 5141.4966   EO004C51
     K10N02B  S2010 07 10.44735 15 04 37.64 +42 28 57.1                 EO004C51
     K10N02B  s2010 07 10.44735 1 - 4601.1649 -  560.9570 + 5113.7808   EO004C51
     K10N02B  S2010 07 10.51357 15 05 11.24 +42 24 48.2                 EO004C51
     K10N02B  s2010 07 10.51357 1 - 4572.0988 -  554.7529 + 5140.5011   EO004C51
     K10N02B  S2010 07 10.64587 15 06 17.66 +42 16 29.5                 EO004C51
     K10N02B  s2010 07 10.64587 1 - 4572.0024 -  565.4311 + 5139.1675   EO004C51
     K10N02B  S2010 07 10.71196 15 06 50.46 +42 12 20.3                 EO004C51
     K10N02B  s2010 07 10.71196 1 - 4600.7950 -  582.4987 + 5111.4889   EO004C51
     K10N02B KC2010 07 15.11705 15 37 17.84 +37 50 59.7          21.4 V EO004H21
     K10N02B KC2010 07 15.15085 15 37 29.30 +37 49 06.7          21.2 V EO004H21
     K10N02B KC2010 07 15.17868 15 37 38.73 +37 47 32.6          21.0 V EO004H21
     K10N02B KC2010 07 15.19501 15 37 44.24 +37 46 37.8          21.7 V EO004H21
     K10N02B KC2010 07 15.20021 15 37 46.02 +37 46 20.0          21.4 V EO004H21
     K10N02B 2C2010 07 15.39250615 38 51.680+37 35 46.88         20.7 R EO004568
     K10N02B 2C2010 07 15.39484815 38 52.450+37 35 39.08         20.7 R EO004568
     K10N02B KC2010 07 16.19589 15 43 17.41 +36 51 53.9          20.2 C EO004H36
     K10N02B KC2010 07 16.21522 15 43 23.48 +36 50 51.8          19.9 C EO004H36
     K10N02B KC2010 07 16.22283 15 43 25.86 +36 50 25.3          20.6 C EO004H36
     K10N02B KC2010 07 16.22863 15 43 27.65 +36 50 07.6          20.5 C EO004H36
     K10N02B 1C2010 07 16.23413 15 43 30.02 +36 49 49.2                 EO004658
     K10N02B 1C2010 07 16.23631 15 43 30.67 +36 49 42.7                 EO004658
     K10N02B 1C2010 07 16.23848 15 43 31.38 +36 49 35.5                 EO004658

Observer details:
568 Mauna Kea.  Observers D. J. Tholen, G. T. Elliott, M. Micheli.  Measurers
    D. J. Tholen, G. T. Elliott.  2.24-m University of Hawaii reflector.
658 National Research Council of Canada.  Observer D. D. Balam.  Measurers
    D. D. Balam, D. Bohlender, D. Monin, E. Chisholm, J. J. Kavelaars.  1.82-m
    Plaskett telescope + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurer H. Devore.  0.81-m f/4.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
C51 WISE.  Measurers A. Mainzer, E. Wright, J. Bauer, T. Grav, J. Dailey, J.
    Masiero, R. Cutri, R. McMillan, R. Walker.
    (http://wise.ssl.berkeley.edu/mission_sci.html)

Orbital elements:
2010 NB2                                                 Earth MOID = 0.0966 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M  22.80493              (2000.0)            P               Q
n   0.34104102     Peri.  291.91342     -0.89398164     -0.16022200
a   2.0289202      Node   241.16530     +0.23698375     -0.96165181
e   0.7550571      Incl.   28.53589     -0.38030978     -0.22260887
P   2.89           H   20.3           G   0.15           U   9
Residuals in seconds of arc
100710 C51  0.2-  0.1+    100715 H21  0.0   0.3+    100716 H36  0.2-  0.2+
100710 C51  0.6+  0.1-    100715 H21  0.0   0.1-    100716 H36  0.3-  1.5-
100710 C51  0.6-  0.4-    100715 H21  0.3-  0.1+    100716 H36  0.8-  0.2-
100710 C51  0.2+  0.7+    100715 H21  0.2-  0.2-    100716 658  0.3+  0.1+
100710 C51  0.4+  0.2+    100715 568  0.1+  0.0     100716 658  0.1-  0.7+
100710 C51  0.6-  0.7-    100715 568  0.0   0.1+    100716 658  0.3+  0.5+
100715 H21  0.0   0.2-    100716 H36  0.1-  0.7-

Ephemeris:
2010 NB2                 a,e,i = 2.03, 0.76, 29                  q = 0.4970
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2010 07 13    15 24.00   +39 52.8    0.428    1.144    96.1    62.1    21.0
2010 07 23    16 12.75   +31 24.3    0.565    1.273   103.5    50.9    21.5
2010 08 02    16 41.26   +25 14.7    0.717    1.396   106.2    44.3    22.0
2010 08 12    17 02.04   +20 33.0    0.879    1.514   106.1    40.0    22.5

Sonia Keys                   (C) Copyright 2010 MPC           M.P.E.C. 2010-O04

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