[Iaude] MPEC E33: 2015 DW180 [a=1.76,e=0.36,i=11.3,H=21.45]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Mar 2 09:06:28 EST 2022
M.P.E.C. 2022-E33 Issued 2022 March 2, 14:05 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 DW180
Revision to MPEC 2015-D70
Additional Observations:
K15DI0W C2022 02 08.53469813 16 37.990+13 35 21.81 22.11wUEE033F52
K15DI0W C2022 02 08.54483413 16 37.614+13 35 19.28 22.26wUEE033F52
K15DI0W C2022 02 08.55500013 16 37.228+13 35 16.36 22.31wUEE033F52
K15DI0W C2022 03 01.36266612 51 32.40 +12 16 05.4 VEE033G96
K15DI0W C2022 03 01.36781612 51 31.82 +12 16 04.3 22.08GVEE033G96
K15DI0W C2022 03 01.37820612 51 30.62 +12 16 01.7 21.68GVEE033G96
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith. Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer E. J. Christensen. Measurers E. J.
Christensen, G. A. Farneth, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m
reflector + 10K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
220208 F52 0.25- 0.36- 220301 G96 0.36- 0.35- MPO335377 -0.35 days
Orbital elements:
2015 DW180 Earth MOID = 0.2069 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Veres
M 28.11794 (2000.0) P Q
n 0.42275344 Peri. 64.39736 +0.10078286 -0.99262713
a 1.7582392 Node 20.16318 +0.82831004 +0.04622223
e 0.3642336 Incl. 11.26522 +0.55113092 +0.11204863
P 2.33 H 21.45 G 0.15 U 2
Residuals in seconds of arc
150217 F51 0.0 0.1+ 150220 H21 0.3+ 0.6+ 150325 F51 0.0 0.1-
150217 F51 0.0 0.1+ 150224 H21 1.0+ 0.7+ 150325 F51 0.2+ 0.3+
150217 F51 0.0 0.0 150224 H21 (1.6+ 0.1-) 150325 F51 0.0 0.3+
150218 F51 0.0 0.2- 150224 H21 (2.0+ 0.3-) 150325 F51 0.1+ 0.4+
150218 F51 0.2- 0.3- 150310 291 0.3+ 0.1+ 220208 F52 0.1- 0.0
150218 F51 0.1- 0.4- 150310 291 (1.0- 0.5+) 220208 F52 0.0 0.1+
150218 568 0.1+ 0.1+ 150310 291 0.6- 0.1- 220208 F52 0.0 0.2-
150218 568 0.1+ 0.2+ 150313 291 0.3- 0.5- 220301 G96 0.2+ 0.4+
150218 568 0.1+ 0.1+ 150313 291 0.1- 0.3- 220301 G96 0.3+ 0.4+
150220 H21 0.3+ 0.6+ 150313 291 0.3- 0.7- 220301 G96 0.0 0.3+
Ephemeris:
2015 DW180 a,e,i = 1.76, 0.36, 11 q = 1.1178
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2022 01 31 13 18 34.7 +14 18 13 0.5548 1.3281 116.4 41.7 22.4
...
2022 02 15 13 11 47.7 +13 09 14 0.5335 1.4000 131.6 31.8 22.2
...
2022 02 23 13 01 58.8 +12 40 08 0.5286 1.4397 141.1 25.5 22.0
...
2022 03 01 12 52 11.1 +12 17 38 0.5302 1.4699 148.7 20.5 21.9
2022 03 02 12 50 23.2 +12 13 37 0.5310 1.4749 150.0 19.6 21.9
2022 03 03 12 48 32.9 +12 09 30 0.5319 1.4800 151.3 18.8 21.9
...
2022 03 09 12 36 53.0 +11 42 01 0.5414 1.5104 158.9 13.7 21.8
...
2022 03 17 12 20 40.1 +10 56 06 0.5651 1.5509 167.2 8.2 21.7
...
2022 04 01 11 53 50.3 +09 01 23 0.6460 1.6265 162.3 10.7 22.2
A. U. Tomatic (C) Copyright 2022 MPC M.P.E.C. 2022-E33
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