MPEC 2015-P18 : 2015 PR
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M.P.E.C. 2015-P18 Issued 2015 Aug. 9, 14:19 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
2015 PR
Observations:
K15P00R C2015 07 26.45042 22 33 20.107-02 36 56.22 20.0 iLEP018F51
K15P00R C2015 07 26.46222 22 33 20.979-02 36 54.57 20.2 iLEP018F51
K15P00R C2015 07 26.47399 22 33 21.860-02 36 52.94 20.1 iLEP018F51
K15P00R* C2015 08 06.34105 22 47 47.14 -02 30 10.4 20.8 rREP018G45
K15P00R C2015 08 06.34634 22 47 47.52 -02 30 10.2 19.8 rREP018G45
K15P00R C2015 08 06.35166 22 47 47.88 -02 30 10.7 20.7 rREP018G45
K15P00R C2015 08 06.35715 22 47 48.24 -02 30 10.8 20.3 rREP018G45
K15P00R C2015 08 06.36248 22 47 48.65 -02 30 11.0 20.2 rREP018G45
K15P00R KC2015 08 08.32172522 50 20.78 -02 33 50.1 20.0 VuEP018H21
K15P00R KC2015 08 08.32977822 50 21.33 -02 33 51.2 20.1 VuEP018H21
K15P00R KC2015 08 08.33782222 50 21.90 -02 33 52.4 20.1 VuEP018H21
K15P00R C2015 08 08.52172 22 50 36.136-02 34 11.45 19.3 iLEP018F51
K15P00R C2015 08 08.53367 22 50 36.967-02 34 13.42 19.4 iLEP018F51
K15P00R C2015 08 08.55760 22 50 38.601-02 34 16.65 19.3 iLEP018F51
K15P00R C2015 08 08.58730 22 50 42.25 -02 34 24.5 19.8 RoEP018300
K15P00R C2015 08 08.59127 22 50 42.44 -02 34 26.0 19.9 RoEP018300
K15P00R C2015 08 08.59359 22 50 42.66 -02 34 25.2 19.7 RoEP018300
K15P00R C2015 08 08.59589 22 50 42.80 -02 34 26.4 19.7 RoEP018300
K15P00R C2015 08 08.59820 22 50 42.93 -02 34 26.4 19.9 RoEP018300
Observer details:
300 Bisei Spaceguard Center--BATTeRS. Observers S. Okumura, N. Hashimoto.
1.0-m f/3.0 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, N. Primak,
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.
G45 Space Surveillance Telescope, Atom Site. Observers L. Banks, M. Blythe,
R. Brungard, P. Festler, T. McVey, J. Paige, W. Robertson, G. Spitz.
Measurers C. Byun, M. Cornell, M. Goldberg, A. Klein, J. Ruprecht,
G. Ushomirsky, J. Varey, H. Viggh, D. Woods. 3.5-m f/1 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
Orbital elements:
2015 PR Earth MOID = 0.2684 AU
Epoch 2015 June 27.0 TT = JDT 2457200.5 MPC
M 331.44408 (2000.0) P Q
n 0.29726346 Peri. 207.22397 +0.99574445 -0.08595274
a 2.2235234 Node 157.63245 +0.09208576 +0.94220323
e 0.4300880 Incl. 5.01155 -0.00363321 +0.32382895
P 3.32 H 20.2 G 0.15 U 7
Residuals in seconds of arc
150726 F51 0.1+ 0.1+ 150806 G45 0.1+ 0.5+ 150808 300 1.3+ 0.8+
150726 F51 0.1- 0.0 150808 H21 0.1+ 0.0 150808 300 0.1- 0.2-
150726 F51 0.0 0.1- 150808 H21 0.2- 0.1- 150808 300 0.7+ 1.0+
150806 G45 0.1+ 0.7- 150808 H21 0.1- 0.2- 150808 300 0.4+ 0.1+
150806 G45 0.2+ 0.1- 150808 F51 0.2- 0.0 150808 300 0.2- 0.4+
150806 G45 0.0 0.1- 150808 F51 0.0 0.3-
150806 G45 0.4- 0.3+ 150808 F51 0.2- 0.1-
Ephemeris:
2015 PR a,e,i = 2.22, 0.43, 5 q = 1.2672
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 07 10 22 10 17.8 -03 54 00 0.6046 1.4995 133.7 29.3 21.3
...
2015 07 25 22 31 21.4 -02 40 47 0.4840 1.4309 142.6 25.5 20.6
...
2015 08 02 22 42 05.2 -02 27 30 0.4303 1.3977 147.7 22.8 20.2
...
2015 08 08 22 49 55.8 -02 32 53 0.3948 1.3746 151.7 20.4 19.9
2015 08 09 22 51 13.2 -02 35 13 0.3894 1.3710 152.4 20.0 19.8
2015 08 10 22 52 30.2 -02 37 58 0.3840 1.3674 153.1 19.6 19.8
...
2015 08 16 23 00 06.7 -03 03 47 0.3543 1.3467 157.4 16.8 19.5
...
2015 08 24 23 10 05.9 -04 03 13 0.3216 1.3224 163.3 12.7 19.1
...
2015 09 08 23 28 52.2 -06 59 30 0.2816 1.2880 173.8 4.9 18.4
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-P18
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