[Iaude] MPEC M28: 2015 PS57 [a=1.82,e=0.32,i=13.6,H=21.5]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Thu Jun 18 23:22:19 EDT 2020
M.P.E.C. 2020-M28 Issued 2020 June 19, 03:17 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2015 PS57
Revision to MPEC 2015-P54
Additional Observations:
K15P57S C2020 06 15.58332321 55 07.292-16 28 44.11 21.67wUEM028F51
K15P57S C2020 06 15.59170321 55 08.222-16 28 21.85 21.92wUEM028F51
K15P57S C2020 06 15.60009421 55 09.142-16 27 59.28 21.86wUEM028F51
K15P57S C2020 06 16.57034421 57 03.415-15 44 36.45 21.80wUEM028F51
K15P57S C2020 06 16.57885021 57 04.310-15 44 13.08 21.40wUEM028F51
K15P57S C2020 06 16.59524521 57 06.093-15 43 28.72 21.45wUEM028F51
K15P57S C2020 06 17.56283221 58 57.696-14 59 31.07 21.22wUEM028F52
K15P57S C2020 06 17.57331821 58 58.800-14 59 02.39 21.08wUEM028F52
K15P57S C2020 06 17.58381621 58 59.897-14 58 33.94 21.88wUEM028F52
K15P57S bC2020 06 19.05530222 01 45.03 -13 50 33.9 21.5 GVEM028L01
K15P57S bC2020 06 19.05921422 01 45.42 -13 50 23.6 21.4 GVEM028L01
K15P57S bC2020 06 19.06117022 01 45.65 -13 50 18.5 21.4 GVEM028L01
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe, A.
Schultz, M. Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L.
Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
200615 F51 1.28+ 1.05+ 200619 L01 1.34+ 1.06+ MPO344273 +0.83 days
Orbital elements:
2015 PS57 Earth MOID = 0.2346 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Pan
M 341.88041 (2000.0) P Q
n 0.40113304 Peri. 18.90535 +0.56048905 +0.79675304
a 1.8208623 Node 285.78933 -0.78686948 +0.42728371
e 0.3176616 Incl. 13.57813 -0.25824105 +0.42733269
P 2.46 H 21.5 G 0.15 U 3
Residuals in seconds of arc
150809 F51 0.1+ 0.1- 150813 H01 0.2+ 0.0 200616 F51 0.2- 0.1-
150809 F51 0.1- 0.1- 150813 H01 0.1+ 0.1- 200616 F51 0.1+ 0.0
150810 F51 0.2+ 0.0 150813 H01 0.1+ 0.0 200617 F52 0.3- 0.4+
150810 F51 0.1+ 0.1+ 150816 H21 0.2+ 0.4+ 200617 F52 0.3- 0.3+
150810 F51 0.3- 0.0 150816 H21 0.2+ 0.4+ 200617 F52 0.4- 0.0
150811 568 0.2- 0.0 150816 H21 0.0 0.1+ 200619 L01 0.1+ 0.0
150811 568 0.1- 0.1- 200615 F51 0.0 0.2+ 200619 L01 0.2- 0.7-
150811 568 0.1- 0.0 200615 F51 0.1+ 0.2+ 200619 L01 0.2+ 1.0-
150811 568 0.1- 0.1- 200615 F51 0.1+ 0.4+
150813 H01 0.1+ 0.1- 200616 F51 0.1+ 0.5-
Ephemeris:
2015 PS57 a,e,i = 1.82, 0.32, 14 q = 1.2424
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 05 20 20 50 04.5 -31 44 57 0.5632 1.3316 112.3 44.7 22.6
...
2020 06 04 21 29 39.0 -24 12 42 0.4689 1.2920 116.2 44.8 22.1
...
2020 06 12 21 47 46.2 -19 02 52 0.4272 1.2751 118.4 44.5 21.9
...
2020 06 18 21 59 46.8 -14 39 17 0.4001 1.2645 120.0 44.1 21.7
2020 06 19 22 01 38.3 -13 52 53 0.3960 1.2630 120.3 44.0 21.7
2020 06 20 22 03 27.4 -13 05 48 0.3920 1.2614 120.5 43.9 21.7
...
2020 06 26 22 13 27.3 -08 10 12 0.3701 1.2535 122.2 43.3 21.5
...
2020 07 04 22 24 17.5 -01 07 52 0.3473 1.2462 124.4 42.3 21.3
...
2020 07 19 22 36 14.5 +12 29 17 0.3245 1.2429 128.1 40.1 21.1
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-M28
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