MPEC 2012-Q61 : 2012 QX17
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M.P.E.C. 2012-Q61 Issued 2012 Aug. 27, 12:08 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2012 QX17
Observations:
K12Q17X C2012 08 25.24081 21 22 25.50 -09 43 11.1 18.6 VrEQ061703
K12Q17X C2012 08 25.24725 21 22 26.94 -09 43 12.5 18.7 VrEQ061703
K12Q17X C2012 08 25.25374 21 22 28.38 -09 43 13.4 18.8 VrEQ061703
K12Q17X C2012 08 25.26034 21 22 29.85 -09 43 15.2 18.3 VrEQ061703
K12Q17X* C2012 08 25.26817 21 22 31.51 -09 43 15.6 18.8 VrEQ061703
K12Q17X C2012 08 25.27370 21 22 32.80 -09 43 16.0 18.7 VrEQ061703
K12Q17X C2012 08 25.27914 21 22 33.88 -09 43 17.5 18.5 VrEQ061703
K12Q17X C2012 08 25.28464 21 22 35.14 -09 43 18.3 18.8 VrEQ061703
K12Q17X C2012 08 25.29110 21 22 36.58 -09 43 18.9 18.9 VrEQ061703
K12Q17X C2012 08 25.29678 21 22 37.84 -09 43 20.1 18.8 VrEQ061703
K12Q17X C2012 08 25.30249 21 22 39.10 -09 43 20.6 18.9 VrEQ061703
K12Q17X C2012 08 25.30818 21 22 40.40 -09 43 21.5 18.8 VrEQ061703
K12Q17X KC2012 08 25.32497921 22 43.22 -09 43 27.0 18.7 VvEQ061H21
K12Q17X KC2012 08 25.32860121 22 44.04 -09 43 27.4 18.7 VvEQ061H21
K12Q17X KC2012 08 25.33215521 22 44.83 -09 43 28.1 18.9 VvEQ061H21
K12Q17X KC2012 08 25.33537421 22 45.56 -09 43 28.5 18.7 VvEQ061H21
K12Q17X C2012 08 25.45075 21 23 17.34 -09 42 43.7 19.0 VrEQ061E12
K12Q17X C2012 08 25.45146 21 23 17.48 -09 42 43.2 19.3 VrEQ061E12
K12Q17X C2012 08 25.45216 21 23 17.66 -09 42 43.8 19.0 VrEQ061E12
K12Q17X C2012 08 25.45286 21 23 17.88 -09 42 44.1 18.4 VrEQ061E12
K12Q17X C2012 08 25.56127 21 23 42.50 -09 44 01.2 18.9 VuEQ061900
K12Q17X C2012 08 25.56840 21 23 44.08 -09 44 03.0 18.7 VuEQ061900
K12Q17X C2012 08 25.57554 21 23 45.68 -09 44 03.8 19.1 VuEQ061900
K12Q17X bC2012 08 25.99732 21 25 26.21 -09 45 11.5 18.5 RtEQ061204
K12Q17X bC2012 08 26.01540 21 25 30.27 -09 45 13.3 tEQ061204
K12Q17X KC2012 08 26.13006821 26 00.58 -09 45 25.9 18.4 VvEQ061H21
K12Q17X KC2012 08 26.13778921 26 02.33 -09 45 27.6 18.3 VvEQ061H21
K12Q17X KC2012 08 26.14116921 26 03.05 -09 45 28.0 18.6 VvEQ061H21
K12Q17X KC2012 08 26.14454421 26 03.81 -09 45 29.0 18.4 VvEQ061H21
K12Q17X HC2012 08 26.24254 21 26 26.96 -09 45 37.8 18.9 RoEQ061291
K12Q17X HC2012 08 26.24320 21 26 27.13 -09 45 37.6 18.8 RoEQ061291
K12Q17X C2012 08 26.50460 21 27 31.19 -09 46 16.3 19.1 VuEQ061900
K12Q17X C2012 08 26.51174 21 27 32.81 -09 46 17.5 18.8 VuEQ061900
K12Q17X C2012 08 26.51353 21 27 32.44 -09 45 14.9 18.8 VoEQ061E23
K12Q17X C2012 08 26.51984 21 27 33.88 -09 45 17.7 19.3 VoEQ061E23
K12Q17X C2012 08 26.52310 21 27 34.59 -09 45 16.8 oEQ061E23
K12Q17X C2012 08 26.52749 21 27 35.68 -09 45 17.9 18.9 VoEQ061E23
K12Q17X KC2012 08 26.94651 21 29 16.22 -09 47 21.5 18.5 RvEQ061470
K12Q17X KC2012 08 26.94789 21 29 16.58 -09 47 21.9 18.3 RvEQ061470
K12Q17X KC2012 08 26.94899 21 29 16.81 -09 47 21.1 19.0 RvEQ061470
K12Q17X KC2012 08 26.96243 21 29 20.61 -09 47 24.9 18.7 VvEQ061I93
K12Q17X KC2012 08 26.97201 21 29 22.76 -09 47 26.6 18.7 VvEQ061I93
K12Q17X KC2012 08 26.97812 21 29 24.08 -09 47 27.0 18.1 VvEQ061I93
K12Q17X |C2012 08 27.07315 21 29 49.10 -09 46 34.3 18.8 VuEQ061807
K12Q17X |C2012 08 27.07550 21 29 49.62 -09 46 34.6 19.0 VuEQ061807
K12Q17X |C2012 08 27.07786 21 29 50.15 -09 46 35.1 19.1 VuEQ061807
K12Q17X |C2012 08 27.07904 21 29 50.42 -09 46 35.2 18.9 VuEQ061807
K12Q17X |C2012 08 27.08140 21 29 50.95 -09 46 35.6 18.8 VuEQ061807
K12Q17X |C2012 08 27.08374 21 29 51.47 -09 46 35.9 18.9 VuEQ061807
K12Q17X KC2012 08 27.11217 21 29 58.84 -09 47 39.4 18.2 RuEQ061H36
K12Q17X KC2012 08 27.11535 21 29 59.54 -09 47 40.2 18.8 RuEQ061H36
K12Q17X KC2012 08 27.12177 21 30 01.02 -09 47 41.5 18.3 RuEQ061H36
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
470 Ceccano. Observers G. Masi, F. Nocentini. Measurers G. Masi, U. Masi,
F. Nocentini. 0.43-m f/6.8 reflector + CCD.
703 Catalina Sky Survey. Observer A. D. Grauer. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.41-m f/11
Ritchey-Chretien + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m Schmidt-Cassegrain + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Vorobjov, L. Buzzi, S. Foglia. 0.61-m f/4.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/5.0 reflector + CCD.
Orbital elements:
2012 QX17 Earth MOID = 0.1525 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 10.65534 (2000.0) P Q
n 0.29074811 Peri. 164.07281 +0.86398425 +0.50337560
a 2.2566183 Node 165.68500 -0.46710927 +0.81018582
e 0.4846338 Incl. 2.78392 -0.18798972 +0.30035302
P 3.39 H 21.8 G 0.15 U 7
Residuals in seconds of arc
120825 703 0.5- 0.4+ 120825 E12 0.4+ 0.1- 120826 E23 1.6+ 0.0
120825 703 0.2- 0.0 120825 E12 1.4+ 0.3- 120826 470 1.5- 0.1-
120825 703 0.0 0.1+ 120825 900 0.0 0.1+ 120826 470 0.8- 0.4-
120825 703 0.2+ 0.7- 120825 900 0.0 0.6- 120826 470 1.0- 0.6+
120825 703 0.7- 0.1+ 120825 900 0.3+ 0.3- 120826 I93 0.7+ 0.4+
120825 703 0.3+ 0.6+ 120825 204 0.3+ 0.1- 120826 I93 0.5+ 0.0
120825 703 1.4- 0.1- 120826 204 0.2- 0.4+ 120826 I93 0.3- 0.4+
120825 703 0.7- 0.1- 120826 H21 0.1+ 0.3+ 120827 807 0.3+ 0.2-
120825 703 0.4- 0.2+ 120826 H21 0.3+ 0.1- 120827 807 0.2+ 0.2-
120825 703 0.3- 0.2- 120826 H21 0.3- 0.0 120827 807 0.2+ 0.3-
120825 703 0.3- 0.1+ 120826 H21 0.2- 0.4- 120827 807 0.3+ 0.2-
120825 703 0.4+ 0.0 120826 291 0.3- 0.0 120827 807 0.3+ 0.2-
120825 H21 0.6+ 0.2+ 120826 291 0.0 0.3+ 120827 807 0.2+ 0.2-
120825 H21 0.6+ 0.2+ 120826 900 0.6- 0.4- 120827 H36 0.4+ 0.5+
120825 H21 0.3+ 0.1- 120826 900 0.3- 0.5- 120827 H36 0.0 0.2+
120825 H21 0.3+ 0.1- 120826 E23 0.5- 1.0+ 120827 H36 0.2+ 0.1-
120825 E12 0.4+ 0.3- 120826 E23 0.1+ 0.9-
120825 E12 0.1+ 0.3+ 120826 E23 0.1- 0.5+
Ephemeris:
2012 QX17 a,e,i = 2.26, 0.48, 3 q = 1.1630
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 07 28 19 53 55.8 -08 55 09 0.1904 1.2015 166.7 11.2 19.3
...
2012 08 12 20 33 30.8 -09 05 23 0.1621 1.1710 165.5 12.5 18.9
...
2012 08 20 21 01 53.4 -09 27 52 0.1561 1.1640 166.0 12.1 18.8
...
2012 08 26 21 25 27.6 -09 44 26 0.1562 1.1631 166.6 11.6 18.8
2012 08 27 21 29 29.5 -09 46 45 0.1566 1.1633 166.7 11.5 18.8
2012 08 28 21 33 32.1 -09 48 53 0.1572 1.1637 166.8 11.4 18.8
...
2012 09 03 21 57 41.8 -09 57 09 0.1627 1.1679 167.1 11.1 18.9
...
2012 09 11 22 28 04.3 -09 53 36 0.1767 1.1793 166.6 11.4 19.1
...
2012 09 26 23 14 32.8 -08 58 43 0.2232 1.2173 162.5 14.3 19.8
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-Q61
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