• MPC Preparation (Info)

    • MPEC 2005-H23 : 2005 HN3

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    M.P.E.C. 2005-H23                                Issued 2005 Apr. 22, 10:29 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.

                  Supported in part by the Brinson Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2005 HN3

Observations:
     K05H03N* C2005 04 21.30132 13 40 33.51 +56 16 34.3          18.3   EH023704
     K05H03N  C2005 04 21.31156 13 40 23.89 +56 14 48.6          18.3   EH023704
     K05H03N  C2005 04 21.32351 13 40 12.77 +56 12 45.2          18.6   EH023704
     K05H03N  C2005 04 21.33451 13 40 02.53 +56 10 50.8          18.3   EH023704
     K05H03N  C2005 04 21.34578 13 39 52.11 +56 08 52.9          18.6   EH023704
     K05H03N  C2005 04 22.02850 13 30 40.54 +54 11 11.9                 EH023J95
     K05H03N  C2005 04 22.03308 13 30 36.84 +54 10 24.7                 EH023J95
     K05H03N  C2005 04 22.03747 13 30 33.27 +54 09 38.3          18.1 R EH023J95
     K05H03N  C2005 04 22.11259 13 29 33.57 +53 56 30.3                 EH023J95
     K05H03N  C2005 04 22.11727 13 29 29.96 +53 55 41.8                 EH023J95
     K05H03N  C2005 04 22.12154 13 29 26.60 +53 54 56.9          18.0 R EH023J95
     K05H03N  C2005 04 22.17227 13 28 58.10 +53 46 49.5          17.6 R EH023649
     K05H03N  C2005 04 22.17406 13 28 56.68 +53 46 31.5          17.6 R EH023649
     K05H03N  C2005 04 22.17586 13 28 55.24 +53 46 13.1          17.5 R EH023649
     K05H03N  C2005 04 22.17765 13 28 53.81 +53 45 54.7          17.5 R EH023649
     K05H03N  C2005 04 22.18441 13 28 45.17 +53 44 45.1          17.7 R EH023932
     K05H03N  C2005 04 22.18494 13 28 48.00 +53 44 36.9          18.1 V EH023H36
     K05H03N  C2005 04 22.18748 13 28 46.03 +53 44 13.3          17.9 V EH023H36
     K05H03N  C2005 04 22.18876 13 28 41.70 +53 44 00.4          17.7 R EH023932
     K05H03N  C2005 04 22.19002 13 28 43.94 +53 43 48.5          17.5 V EH023H36
     K05H03N  C2005 04 22.19258 13 28 41.96 +53 43 19.0          18.5 V EH023H36
     K05H03N  C2005 04 22.19395 13 28 37.54 +53 43 06.6          17.8 R EH023932
     K05H03N  C2005 04 22.19443 13 28 43.16 +53 43 07.0          17.9 R EH023854
     K05H03N  C2005 04 22.19513 13 28 40.12 +53 42 54.3          17.8 V EH023H36
     K05H03N  C2005 04 22.19748 13 28 40.80 +53 42 35.7          18.0 R EH023854
     K05H03N  C2005 04 22.19900 13 28 39.59 +53 42 20.7          18.3 R EH023854
     K05H03N 2C2005 04 22.30565 13 27 14.20 +53 24 08.5          17.5 R EH023H06
     K05H03N 2C2005 04 22.31050 13 27 10.40 +53 23 19.5          17.8 R EH023H06
     K05H03N 2C2005 04 22.31534 13 27 06.47 +53 22 28.3          18.3 R EH023H06

Observer details:
649 Powell Observatory, Louisburg.  Observer R. Trentman.  0.75-m Newtonian
    reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.
932 John J. McCarthy Obs., New Milford.  Observer M. Robson.  0.4-m f/6.5
    Schmidt-Cassegrain + CCD.
H06 New Mexico Skies Observatory.  Observer R. Hutsebaut.  0.25-m reflector
    + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.3-m Schmidt-Cassegrain
    + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2005 HN3                                                             PHA 0.015
Epoch 2005 Apr. 20.0 TT = JDT 2453480.5                 MPC
M 113.59542              (2000.0)            P               Q
n   1.24766783     Peri.    6.11594     +0.41227173     -0.90326267
a   0.8545485      Node    59.59165     +0.82992836     +0.31848433
e   0.3362793      Incl.    7.92750     +0.37583365     +0.28754873
P   0.79           H   21.1           G   0.15
From 26 observations 2005 Apr. 21-22.

Ephemeris:
2005 HN3                 a,e,i = 0.85, 0.34, 8                   q = 0.5672
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 04 20    14 01.90   +59 56.0    0.0828   1.034   108.6    67.1    18.1
2005 04 30    12 33.39   +33 40.7    0.106    1.071   124.3    51.0    18.3
2005 05 10    12 11.47   +17 07.6    0.147    1.100   124.5    49.2    19.0
2005 05 20    12 06.73   +07 16.9    0.196    1.121   119.3    51.9    19.7
2005 05 30    12 09.43   +00 46.2    0.249    1.135   113.2    55.1    20.4
2005 06 09    12 16.39   -04 02.4    0.302    1.142   107.2    58.2    20.9
2005 06 19    12 26.25   -07 55.6    0.354    1.140   101.4    60.9    21.3
2005 06 29    12 38.11   -11 15.9    0.403    1.131    95.9    63.4    21.6
2005 07 09    12 51.50   -14 15.7    0.447    1.115    90.6    65.8    21.9

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-H23

    Read MPEC 2005-H22 Read MPEC 2005-H24

    MPEC number:

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    • 1997-B01 (the full form)
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    • B01 (the abbreviated form)