MPEC 2017-W219: 2017 WL28
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M.P.E.C. 2017-W219 Issued 2017 Nov. 30, 17:05 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2017 WL28
Observations:
K17W28L C2017 11 25.59904 07 33 30.136+51 30 55.34 17.3 wLEW219F51
K17W28L C2017 11 25.61672 07 36 37.261+51 02 43.78 18.8 wLEW219F51
K17W28L C2017 11 27.37397 09 24 49.83 +25 17 18.5 UEW219G96
K17W28L C2017 11 27.37919 09 24 54.59 +25 15 18.3 20.2 GUEW219G96
K17W28L C2017 11 27.38962 09 25 03.84 +25 11 20.1 19.4 GUEW219G96
K17W28L* C2017 11 27.42011 09 25 29.66 +24 59 48.3 19.4 GUEW219G96
K17W28L C2017 11 27.42040 09 25 29.92 +24 59 41.4 20.2 GUEW219G96
K17W28L C2017 11 27.42069 09 25 30.13 +24 59 35.8 21.0 GUEW219G96
K17W28L C2017 11 27.42100 09 25 30.40 +24 59 28.0 20.3 GUEW219G96
K17W28L C2017 11 27.51290 09 26 40.00 +24 25 17.0 20.1 GUEW219V06
K17W28L C2017 11 27.51445 09 26 41.15 +24 24 42.4 20.5 GUEW219I52
K17W28L C2017 11 27.51462 09 26 41.22 +24 24 39.1 20.1 GUEW219V06
K17W28L C2017 11 27.51541 09 26 41.84 +24 24 20.7 19.5 GUEW219I52
K17W28L C2017 11 27.51634 09 26 42.47 +24 24 01.1 21.3 GUEW219V06
K17W28L C2017 11 27.51638 09 26 42.53 +24 23 59.7 20.2 GUEW219I52
K17W28L C2017 11 27.52072 09 26 45.58 +24 22 24.3 20.1 GUEW219V06
K17W28L C2017 11 28.46289 09 38 14.59 +19 59 31.2 20.2 GUEW219I52
K17W28L C2017 11 28.46685 09 38 15.97 +19 58 42.1 UEW219I52
K17W28L C2017 11 28.47081 09 38 17.28 +19 57 53.1 20.1 GUEW219I52
K17W28L C2017 11 28.47476 09 38 18.57 +19 57 04.8 UEW219I52
K17W28L C2017 11 28.53239 09 38 36.75 +19 45 15.3 20.8 GUEW219G96
K17W28L C2017 11 28.53314 09 38 37.01 +19 45 06.8 22.4 GUEW219G96
K17W28L C2017 11 28.53464 09 38 37.47 +19 44 50.3 21.9 GUEW219G96
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, 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.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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. Observer A. R. Gibbs. 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.
V06 Catalina Sky Survey-Kuiper. Observer D. C. Fuls. 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. 1.55-m reflector + CCD.
Orbital elements:
2017 WL28 Earth MOID = 0.0050 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 339.66111 (2000.0) P Q
n 0.24722192 Peri. 167.97757 +0.45365012 -0.89108986
a 2.5142670 Node 255.04321 +0.81655145 +0.42131243
e 0.6060623 Incl. 0.75119 +0.35699481 +0.16868521
P 3.99 H 27.6 G 0.15 U 6
Residuals in seconds of arc
171125 F51 0.2+ 0.1- 171127 G96 0.1+ 0.3- 171128 I52 0.3- 0.4+
171125 F51 0.1- 0.2+ 171127 V06 0.2- 0.3+ 171128 I52 0.6+ 0.1+
171127 G96 0.8- 0.3- 171127 I52 0.2- 0.2+ 171128 I52 0.6+ 0.1-
171127 G96 0.2- 0.8- 171127 V06 0.3- 0.3+ 171128 I52 0.4+ 0.2+
171127 G96 0.1- 0.6- 171127 I52 0.1- 0.3- 171128 G96 0.1+ 0.1-
171127 G96 0.1- 0.2- 171127 V06 0.0 0.3+ 171128 G96 0.5+ 0.6+
171127 G96 0.2+ 0.5- 171127 I52 0.2- 0.1+ 171128 G96 (0.4+ 2.5+)
171127 G96 0.1- 0.5+ 171127 V06 0.0 0.1+
Ephemeris:
2017 WL28 a,e,i = 2.51, 0.61, 1 q = 0.9905
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 10 31 22 17 04.2 -05 24 23 0.1095 1.0463 116.6 58.1 25.0
...
2017 11 15 22 18 34.2 -02 49 50 0.04457 1.0000 102.8 74.7 23.5
...
2017 11 23 22 58 43.9 +15 39 20 0.0096500.9909 110.2 69.3 19.9
...
2017 11 29 09 42 06.6 +18 22 09 0.01888 0.9915 105.0 74.0 21.5
2017 11 30 09 47 20.9 +16 09 59 0.02327 0.9922 104.1 74.6 22.0
2017 12 01 09 50 49.2 +14 39 47 0.02769 0.9931 103.8 74.6 22.4
...
2017 12 07 09 59 00.2 +10 49 59 0.05422 1.0022 106.7 70.3 23.7
...
2017 12 15 10 00 11.2 +09 26 32 0.08901 1.0239 114.1 61.3 24.6
...
2017 12 30 09 51 55.2 +09 23 43 0.1532 1.0904 131.2 42.7 25.4
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-W219
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