MPEC 2018-T66 : 2018 TW
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M.P.E.C. 2018-T66 Issued 2018 Oct. 7, 03:43 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
2018 TW
Observations:
K18T00W C2018 09 29.46372723 45 29.762+22 59 19.23 20.3 GVET066F52
K18T00W C2018 09 29.47600823 45 31.086+22 58 43.49 20.4 GVET066F52
K18T00W* C2018 10 05.22336 23 57 42.41 +17 49 18.7 19.5 GVET066703
K18T00W C2018 10 05.22861 23 57 43.12 +17 49 01.0 20.0 GVET066703
K18T00W C2018 10 05.23387 23 57 43.75 +17 48 42.5 19.7 GVET066703
K18T00W C2018 10 05.23912 23 57 44.42 +17 48 23.1 20.0 GVET066703
K18T00W C2018 10 05.26906923 57 47.97 +17 46 36.4 19.6 GVET066H01
K18T00W C2018 10 05.27280423 57 48.44 +17 46 23.2 19.5 GVET066H01
K18T00W C2018 10 05.28282723 57 49.68 +17 45 47.4 19.5 GVET066H01
K18T00W C2018 10 05.29038723 57 50.61 +17 45 20.4 19.4 GVET066H01
K18T00W C2018 10 05.41677 23 58 06.65 +17 37 47.6 19.6 GVET066I52
K18T00W C2018 10 05.41736 23 58 06.71 +17 37 45.4 19.5 GVET066I52
K18T00W C2018 10 05.41936 23 58 06.97 +17 37 38.2 19.7 GVET066I52
K18T00W C2018 10 05.41995 23 58 07.06 +17 37 36.1 19.5 GVET066I52
K18T00W KC2018 10 05.78706 23 58 59.67 +17 15 30.4 19.0 RqET066A17
K18T00W KC2018 10 05.79879 23 59 01.20 +17 14 48.7 19.1 RqET066A17
K18T00W KC2018 10 05.81052 23 59 02.73 +17 14 06.9 19.1 RqET066A17
K18T00W C2018 10 05.81634 23 59 03.41 +17 13 45.3 VET066246
K18T00W C2018 10 05.82060 23 59 04.00 +17 13 31.3 VET066246
K18T00W C2018 10 05.82138 23 59 04.03 +17 13 27.6 VET066246
K18T00W KC2018 10 05.82876 23 59 04.90 +17 13 02.8 19.2 RoET066K88
K18T00W KC2018 10 05.83346 23 59 05.45 +17 12 45.8 18.9 RoET066K88
K18T00W KC2018 10 05.83816 23 59 06.10 +17 12 29.0 18.9 RoET066K88
K18T00W C2018 10 06.11361 23 59 44.83 +16 55 53.9 19.6 GVET066I52
K18T00W C2018 10 06.11512 23 59 45.05 +16 55 48.3 19.5 GVET066I52
K18T00W C2018 10 06.11554 23 59 45.10 +16 55 46.8 19.4 GVET066I52
K18T00W C2018 10 06.11738 23 59 45.31 +16 55 40.3 19.6 GVET066I52
K18T00W KC2018 10 06.84294 00 01 24.93 +16 11 06.8 19.0 RoET066K88
K18T00W KC2018 10 06.84849 00 01 25.66 +16 10 46.5 19.3 RoET066K88
K18T00W KC2018 10 06.85404 00 01 26.39 +16 10 25.9 19.0 RoET066K88
K18T00W C2018 10 07.11906 00 02 04.55 +15 54 01.8 19.4 GVET066I52
K18T00W C2018 10 07.12033 00 02 04.71 +15 53 57.7 19.3 GVET066I52
K18T00W C2018 10 07.12057 00 02 04.75 +15 53 56.5 19.5 GVET066I52
K18T00W C2018 10 07.12239 00 02 04.94 +15 53 49.5 19.7 GVET066I52
K18T00W C2018 10 07.12263 00 02 05.04 +15 53 48.6 19.7 GVET066I52
K18T00W C2018 10 07.12365 00 02 05.15 +15 53 45.1 19.5 GVET066I52
K18T00W C2018 10 07.12389 00 02 05.22 +15 53 44.3 19.3 GVET066I52
Observer details:
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha, M. Janda.
Measurer M. Tichy. 1.06-m KLENOT Telescope + CCD.
703 Catalina Sky Survey. Observer B. M. Africano. Measurers B. M. Africano,
E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. L. Seaman, F. C. Shelly. 0.68-m Schmidt + 10K CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe,
A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau,
H. Flewelling, M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat,
R. Weryk. 1.8-m Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers H. Groeller,
D. C. Fuls. Measurers B. M. Africano, E. J. Christensen, G. A. Farneth,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. A. Johnson,
R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly.
1.0-m reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer D. Tarczay-Nehez. Measurer K. Sarneczky.
0.60-m Schmidt + CCD.
Orbital elements:
2018 TW Earth MOID = 0.2570 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 40.07591 (2000.0) P Q
n 0.22121724 Peri. 188.37365 +0.87342208 -0.47211205
a 2.7076347 Node 201.11430 +0.46377438 +0.88119015
e 0.5379816 Incl. 19.34846 +0.14848299 +0.02478179
P 4.46 H 21.2 G 0.15 U 8
Residuals in seconds of arc
180929 F52 0.0 0.1- 181005 I52 0.1+ 0.0 181006 I52 0.3- 0.0
180929 F52 0.0 0.0 181005 A17 0.0 0.1- 181006 K88 0.5- 0.5+
181005 703 0.1- 0.6- 181005 A17 0.1- 0.2+ 181006 K88 0.5- 0.8+
181005 703 0.7+ 0.3+ 181005 A17 0.2- 0.4+ 181006 K88 0.4- 0.7+
181005 703 0.4+ 0.4+ 181005 246 0.0 1.0- 181007 I52 0.2+ 0.5-
181005 703 0.7+ 0.4- 181005 246 0.5+ 0.3+ 181007 I52 0.1+ 0.1+
181005 H01 0.0 0.0 181005 246 0.5- 0.6- 181007 I52 0.2+ 0.2-
181005 H01 0.1+ 0.1+ 181005 K88 0.1- 0.4+ 181007 I52 0.5- 0.5-
181005 H01 0.0 0.0 181005 K88 0.9- 0.3+ 181007 I52 0.4+ 0.5-
181005 H01 0.1- 0.0 181005 K88 0.3- 0.4+ 181007 I52 0.1+ 0.2-
181005 I52 0.1+ 0.0 181006 I52 0.1- 0.0 181007 I52 0.6+ 0.1-
181005 I52 0.1- 0.1- 181006 I52 0.3+ 0.2-
181005 I52 0.1- 0.1- 181006 I52 0.2+ 0.2-
Ephemeris:
2018 TW a,e,i = 2.71, 0.54, 19 q = 1.2510
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 09 07 23 12 22.8 +33 17 06 0.4365 1.3726 140.4 27.9 21.3
...
2018 09 22 23 32 05.8 +28 03 36 0.3426 1.3138 150.9 21.8 20.5
...
2018 09 30 23 46 34.5 +22 33 14 0.3049 1.2895 158.1 16.9 20.1
...
2018 10 06 23 59 27.6 +17 03 01 0.2843 1.2750 163.4 13.0 19.8
2018 10 07 00 01 46.3 +16 01 41 0.2816 1.2728 164.1 12.4 19.7
2018 10 08 00 04 07.6 +14 58 47 0.2791 1.2708 164.8 11.9 19.7
...
2018 10 14 00 19 08.1 +08 15 28 0.2693 1.2607 166.1 10.9 19.5
...
2018 10 22 00 40 56.4 -01 03 44 0.2703 1.2528 160.1 15.7 19.7
...
2018 11 06 01 23 07.1 -15 06 42 0.3119 1.2553 143.3 28.2 20.4
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-T66
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