MPEC 2007-J51 : 2007 JZ20
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M.P.E.C. 2007-J51 Issued 2007 May 12, 23:57 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.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 JZ20
Observations:
K07J20Z* C2007 05 11.28648 16 23 45.42 +51 18 16.5 19.2 EJ051704
K07J20Z C2007 05 11.30510 16 23 44.32 +51 19 35.7 19.7 EJ051704
K07J20Z C2007 05 11.31439 16 23 43.81 +51 20 17.6 19.3 EJ051704
K07J20Z C2007 05 11.32363 16 23 43.19 +51 20 56.4 19.6 EJ051704
K07J20Z C2007 05 12.35610 16 22 44.80 +52 33 21.9 19.2 EJ051704
K07J20Z C2007 05 12.36568 16 22 44.18 +52 34 02.2 19.3 EJ051704
K07J20Z C2007 05 12.37507 16 22 43.58 +52 34 41.3 19.2 EJ051704
K07J20Z C2007 05 12.38444 16 22 42.94 +52 35 20.6 19.2 EJ051704
K07J20Z C2007 05 12.39385 16 22 42.25 +52 35 58.6 19.5 EJ051704
K07J20Z C2007 05 12.85826 16 22 15.92 +53 07 49.6 18.7 R EJ051473
K07J20Z C2007 05 12.86136 16 22 15.84 +53 08 01.8 18.6 R EJ051473
K07J20Z C2007 05 12.86333 16 22 15.70 +53 08 10.6 18.5 R EJ051473
K07J20Z C2007 05 12.91640 16 22 12.26 +53 11 47.3 18.9 V EJ051B03
K07J20Z C2007 05 12.91838 16 22 12.12 +53 11 55.3 19.1 V EJ051B03
K07J20Z C2007 05 12.92035 16 22 12.03 +53 12 03.3 19.3 V EJ051B03
K07J20Z C2007 05 12.92213 16 22 11.89 +53 12 11.1 19.1 V EJ051B03
K07J20Z C2007 05 12.92429 16 22 11.75 +53 12 19.4 19.1 V EJ051B03
K07J20Z C2007 05 12.92627 16 22 11.61 +53 12 27.7 19.2 V EJ051B03
Observer details:
473 Remanzacco. Observers L. Donato, M. Gonano, V. Gonano, S. Garzia,
E. Guido, G. Sostero. 0.45-m f/4.4 Newtonian reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
B03 Alter Satzberg, Vienna. Observer M. Pietschnig. 0.35-m f/7
Schmidt-Cassegrain + CCD.
Orbital elements:
2007 JZ20 Earth MOID = 0.5269 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 328.61735 (2000.0) P Q
n 0.29836539 Peri. 96.34036 +0.35353962 +0.84987129
a 2.2180454 Node 207.90608 -0.72609238 +0.51272509
e 0.4791998 Incl. 56.61700 +0.58974536 +0.12178579
P 3.30 H 17.3 G 0.15 U 9
Residuals in seconds of arc
070511 704 0.1- 0.4- 070512 704 0.4- 0.0 070512 B03 0.5+ 0.4-
070511 704 0.2+ 1.0- 070512 704 0.6- 0.5+ 070512 B03 0.4+ 0.5-
070511 704 0.8+ 1.2+ 070512 704 1.3- 0.4- 070512 B03 0.7+ 0.6-
070511 704 0.3+ 0.4+ 070512 473 1.0- 1.4+ 070512 B03 0.5+ 0.1-
070512 704 0.5- 0.8- 070512 473 0.1+ 0.7+ 070512 B03 0.5+ 0.7-
070512 704 0.5- 0.3- 070512 473 0.1- 1.4+ 070512 B03 0.5+ 0.5-
Ephemeris:
2007 JZ20 a,e,i = 2.22, 0.48, 57 q = 1.1552
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 05 10 16 24.86 +49 45.1 0.685 1.405 110.6 42.3 18.9
2007 05 20 16 13.41 +60 27.0 0.743 1.351 99.5 47.6 19.1
2007 05 30 15 55.22 +68 10.0 0.815 1.301 90.0 51.2 19.3
2007 06 09 15 30.43 +73 29.7 0.888 1.256 82.3 53.2 19.5
2007 06 19 15 00.39 +77 05.8 0.951 1.218 76.4 54.2 19.6
2007 06 29 14 28.04 +79 32.9 1.000 1.188 72.2 54.5 19.7
2007 07 09 13 56.39 +81 18.6 1.030 1.167 69.5 54.7 19.7
2007 07 19 13 28.17 +82 43.4 1.039 1.157 68.5 54.8 19.7
2007 07 29 13 05.40 +84 04.6 1.026 1.156 69.0 55.1 19.7
2007 08 08 12 50.29 +85 37.1 0.990 1.167 71.2 55.4 19.6
2007 08 18 12 55.40 +87 36.9 0.934 1.187 75.1 55.5 19.5
2007 08 28 21 04.67 +89 15.3 0.860 1.217 80.7 55.0 19.4
2007 09 07 23 21.80 +85 07.4 0.773 1.254 88.5 53.4 19.2
2007 09 17 23 30.25 +78 33.3 0.681 1.299 98.9 49.9 18.9
2007 09 27 23 33.38 +68 31.3 0.597 1.349 112.5 43.4 18.5
2007 10 07 23 36.85 +54 06.1 0.539 1.403 129.0 33.6 18.1
2007 10 17 23 41.71 +36 20.9 0.532 1.461 143.9 23.7 17.9
2007 10 27 23 48.14 +19 16.5 0.588 1.521 146.8 20.9 18.1
2007 11 06 23 55.95 +06 13.8 0.699 1.583 138.1 24.7 18.7
2007 11 16 00 04.98 -02 29.4 0.848 1.645 127.0 28.7 19.3
2007 11 26 00 15.09 -07 59.7 1.020 1.708 116.7 31.1 19.8
2007 12 06 00 26.06 -11 21.9 1.204 1.771 107.6 32.0 20.3
2007 12 16 00 37.80 -13 20.3 1.395 1.834 99.4 32.0 20.7
2007 12 26 00 50.20 -14 23.4 1.589 1.896 91.9 31.2 21.0
2008 01 05 01 03.14 -14 49.4 1.781 1.957 85.0 30.0 21.3
2008 01 15 01 16.56 -14 50.3 1.969 2.017 78.4 28.5 21.6
2008 01 25 01 30.41 -14 34.4 2.152 2.077 72.3 26.8 21.8
2008 02 04 01 44.62 -14 07.6 2.326 2.134 66.5 25.1 21.9
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-J51
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