MPEC 2016-X71 : 2016 XW17
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M.P.E.C. 2016-X71 Issued 2016 Dec. 8, 01:02 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2016 XW17
Observations:
K16X17W* C2016 12 05.30375 07 52 54.69 +21 15 14.3 20.7 VqEX071G96
K16X17W C2016 12 05.30894 07 52 55.32 +21 15 06.7 20.8 VqEX071G96
K16X17W C2016 12 05.31405 07 52 55.83 +21 15 00.4 20.7 VqEX071G96
K16X17W C2016 12 05.31924 07 52 56.45 +21 14 52.8 20.8 VqEX071G96
K16X17W C2016 12 05.37362 07 53 02.51 +21 13 34.1 20.8 VqEX071G96
K16X17W C2016 12 05.37719 07 53 02.92 +21 13 29.5 20.5 VqEX071G96
K16X17W C2016 12 05.38031 07 53 03.28 +21 13 24.7 20.4 VqEX071G96
K16X17W C2016 12 05.38363 07 53 03.67 +21 13 19.7 20.8 VqEX071G96
K16X17W C2016 12 05.47199 07 53 13.55 +21 11 09.9 20.8 VqEX071I52
K16X17W C2016 12 05.47522 07 53 13.91 +21 11 05.1 20.6 VqEX071I52
K16X17W C2016 12 05.47741 07 53 14.12 +21 11 01.7 20.8 VqEX071I52
K16X17W C2016 12 05.47952 07 53 14.37 +21 10 58.6 qEX071I52
K16X17W C2016 12 06.01230 07 54 18.96 +20 57 34.7 19.4 VSEX071033
K16X17W C2016 12 06.01461 07 54 19.22 +20 57 31.1 19.0 VSEX071033
K16X17W C2016 12 06.01690 07 54 19.49 +20 57 27.7 19.3 VSEX071033
K16X17W C2016 12 06.04205 07 54 22.41 +20 56 49.5 19.8 VSEX071033
K16X17W C2016 12 06.04435 07 54 22.68 +20 56 46.0 19.6 VSEX071033
K16X17W C2016 12 06.04665 07 54 22.94 +20 56 42.4 19.8 VSEX071033
K16X17W C2016 12 06.07490 07 54 26.20 +20 55 59.6 19.9 VSEX071033
K16X17W C2016 12 06.07720 07 54 26.47 +20 55 55.8 19.6 VSEX071033
K16X17W C2016 12 06.07949 07 54 26.74 +20 55 52.4 19.8 VSEX071033
K16X17W C2016 12 06.35274 07 55 00.53 +20 48 57.8 20.9 VqEX071I52
K16X17W C2016 12 06.35736 07 55 00.94 +20 48 48.7 21.0 VqEX071I52
K16X17W C2016 12 06.35967 07 55 01.20 +20 48 44.2 21.4 VqEX071I52
K16X17W FC2016 12 06.95704 07 56 14.73 +20 32 52.1 qEX071246
K16X17W FC2016 12 06.95776 07 56 15.05 +20 32 49.3 qEX071246
K16X17W KC2016 12 07.19097 07 56 42.93 +20 26 27.6 20.0 GUEX071204
K16X17W KC2016 12 07.20704 07 56 44.82 +20 26 01.2 UEX071204
K16X17W KC2016 12 07.21401 07 56 45.71 +20 25 49.1 UEX071204
K16X17W C2016 12 07.50643 07 57 22.55 +20 17 47.5 qEX071I52
K16X17W C2016 12 07.50860 07 57 22.89 +20 17 42.9 20.7 VqEX071I52
K16X17W C2016 12 07.51074 07 57 23.08 +20 17 38.5 qEX071I52
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers B. Stecklum,
U. Laux. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers E. J. Christensen,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers D. C. Fuls,
J. A. Johnson. Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. G. Matheny, R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
Orbital elements:
2016 XW17 PHA, Earth MOID = 0.0195 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5 MPC
M 359.63172 (2000.0) P Q
n 0.24119037 Peri. 283.44889 -0.96365438 +0.18289768
a 2.5560111 Node 267.34956 -0.09727152 -0.91908061
e 0.7505397 Incl. 11.24097 -0.24881417 -0.34905482
P 4.09 H 20.1 G 0.15 U 8
Residuals in seconds of arc
161205 G96 0.0 0.5- 161205 I52 0.1+ 0.2- 161206 I52 0.0 0.2+
161205 G96 0.6+ 0.6- 161206 033 0.1+ 0.1+ 161206 I52 0.1- 0.7-
161205 G96 0.3- 0.4+ 161206 033 0.0 0.0 161206 246 (2.9- 3.2+)
161205 G96 0.2+ 0.2+ 161206 033 0.0 0.0 161206 246 0.4+ 1.5+
161205 G96 0.5- 0.0 161206 033 0.2+ 0.0 161207 204 0.3+ 0.3-
161205 G96 0.3- 0.5+ 161206 033 0.2+ 0.0 161207 204 0.3- 0.1+
161205 G96 0.2- 0.3+ 161206 033 0.2+ 0.1- 161207 204 0.4+ 0.4-
161205 G96 0.1+ 0.1+ 161206 033 0.1+ 0.1+ 161207 I52 0.8- 0.2+
161205 I52 0.4+ 0.0 161206 033 0.2+ 0.2- 161207 I52 0.4+ 0.7-
161205 I52 0.4+ 0.1- 161206 033 0.2+ 0.1- 161207 I52 (0.6- 1.4-)
161205 I52 0.1- 0.2- 161206 I52 (1.7+ 2.2+)
Ephemeris:
2016 XW17 a,e,i = 2.56, 0.75, 11 q = 0.6376
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2016 11 08 07 08 24.6 +27 01 18 0.9403 1.6762 120.4 30.6 22.4
...
2016 11 23 07 31 25.8 +24 48 22 0.6690 1.5081 130.2 30.0 21.4
...
2016 12 01 07 44 51.0 +22 47 05 0.5348 1.4153 134.9 29.6 20.8
...
2016 12 07 07 56 19.5 +20 31 51 0.4396 1.3444 138.0 29.4 20.2
2016 12 08 07 58 26.1 +20 03 49 0.4242 1.3325 138.4 29.4 20.1
2016 12 09 08 00 37.1 +19 33 48 0.4090 1.3206 138.8 29.4 20.0
...
2016 12 15 08 15 52.1 +15 38 15 0.3210 1.2484 140.4 30.2 19.4
...
2016 12 23 08 47 07.3 +05 51 13 0.2148 1.1511 137.4 35.3 18.5
...
2017 01 07 12 32 46.9 -48 25 06 0.1237 0.9687 79.6 93.2 18.8
A. U. Tomatic (C) Copyright 2016 MPC M.P.E.C. 2016-X71
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