MPEC 2018-T144: 2018 TU4
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M.P.E.C. 2018-T144 Issued 2018 Oct. 12, 22:29 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 TU4
Observations:
K18T04U* C2018 10 10.22572 23 52 24.87 +26 04 58.6 20.1 GVET144G96
K18T04U C2018 10 10.23146 23 52 23.33 +26 03 10.4 20.2 GVET144G96
K18T04U C2018 10 10.23722 23 52 21.78 +26 01 21.9 20.1 GVET144G96
K18T04U C2018 10 10.24298 23 52 20.20 +25 59 34.2 20.1 GVET144G96
K18T04U C2018 10 10.37627 23 51 45.12 +25 16 45.0 19.6 GVET144I52
K18T04U C2018 10 10.37724 23 51 44.86 +25 16 26.1 20.1 GVET144I52
K18T04U C2018 10 10.37820 23 51 44.60 +25 16 07.0 20.2 GVET144I52
K18T04U C2018 10 10.37917 23 51 44.37 +25 15 48.0 19.9 GVET144I52
K18T04U pC2018 10 10.79274623 50 33.96 +22 56 42.3 20.4 GVET144L01
K18T04U KC2018 10 10.79480623 50 33.42 +22 56 00.6 20.6 GVET144L01
K18T04U KC2018 10 10.79686423 50 32.90 +22 55 17.7 20.4 GVET144L01
K18T04U KC2018 10 10.91844 23 49 59.88 +22 12 35.3 19.0 RoET144K88
K18T04U KC2018 10 10.92286 23 49 58.74 +22 11 00.7 18.6 RoET144K88
K18T04U KC2018 10 10.92728 23 49 57.59 +22 09 26.5 19.2 RoET144K88
K18T04U C2018 10 11.09220623 49 34.14 +21 10 14.4 19.8 GVET144H01
K18T04U C2018 10 11.09705523 49 32.91 +21 08 29.0 20.1 GVET144H01
K18T04U C2018 10 11.11179923 49 29.08 +21 03 08.4 19.7 GVET144H01
K18T04U C2018 10 11.11877323 49 27.25 +21 00 36.0 20.3 GVET144H01
K18T04U KC2018 10 11.83543623 46 49.02 +16 19 07.6 19.6 GVET144J95
K18T04U KC2018 10 11.83924123 46 48.03 +16 17 33.1 19.6 GVET144J95
K18T04U KC2018 10 11.84993223 46 45.16 +16 13 07.4 20.0 GVET144J95
K18T04U C2018 10 12.77445 23 43 13.18 +09 18 39.7 19.7 VET144246
K18T04U C2018 10 12.77497 23 43 13.10 +09 18 25.1 VET144246
K18T04U C2018 10 12.77602 23 43 12.72 +09 17 55.9 VET144246
K18T04U KC2018 10 12.78586 23 43 10.51 +09 13 08.5 19.1 RqET144A17
K18T04U KC2018 10 12.79808 23 43 07.02 +09 07 16.8 19.7 RqET144A17
K18T04U KC2018 10 12.81237 23 43 02.88 +09 00 24.4 19.7 RqET144A17
K18T04U HC2018 10 12.88470 23 42 41.51 +08 25 33.5 VET144204
K18T04U KC2018 10 12.89056 23 42 39.72 +08 22 42.2 19.6 GVET144204
K18T04U KC2018 10 12.89116 23 42 39.17 +08 22 31.2 19.1 VET144104
K18T04U KC2018 10 12.89327 23 42 38.52 +08 21 29.3 19.5 VET144104
K18T04U KC2018 10 12.89613 23 42 37.69 +08 20 05.9 19.6 VET144104
K18T04U IC2018 10 12.89642 23 42 37.92 +08 19 51.2 VET144204
K18T04U KC2018 10 12.90856523 42 33.88 +08 14 00.7 19.4 RqET144K63
K18T04U KC2018 10 12.91106523 42 33.12 +08 12 47.3 19.2 RqET144K63
K18T04U KC2018 10 12.91204923 42 32.84 +08 12 18.8 19.4 RqET144K63
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + 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.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer E. J. Christensen. 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. 1.5-m reflector + 10K 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. Observer E. J. Christensen.
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.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.41-m
f/3.2 Newtonian reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer L. Kriskovics. Measurer K. Sarneczky.
0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, I. Lyon. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2018 TU4 Earth MOID = 0.0288 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 105.43400 (2000.0) P Q
n 1.03062271 Peri. 298.49009 -0.72659556 -0.67805385
a 0.9706655 Node 199.51874 +0.68676685 -0.72151250
e 0.2129740 Incl. 19.38795 -0.02025301 -0.14022370
P 0.96 H 25.6 G 0.15 U 7
Residuals in seconds of arc
181010 G96 0.2+ 0.0 181010 K88 0.1+ 0.5+ 181012 A17 0.2+ 0.0
181010 G96 0.1+ 0.3- 181010 K88 0.4+ 1.0+ 181012 A17 0.1+ 0.1-
181010 G96 0.1+ 0.4- 181011 H01 0.0 0.1+ 181012 A17 0.2- 0.4-
181010 G96 0.4- 0.5+ 181011 H01 0.2+ 0.1- 181012 204 0.1- 0.8-
181010 I52 0.4+ 0.2- 181011 H01 0.1+ 0.2+ 181012 204 0.1- 0.7-
181010 I52 0.1+ 0.0 181011 H01 0.2+ 0.0 181012 104 0.4- 0.3+
181010 I52 0.1- 0.3- 181011 J95 0.4- 0.0 181012 104 0.4- 0.1+
181010 I52 0.0 0.2- 181011 J95 0.0 0.1- 181012 104 0.4+ 0.5+
181010 L01 0.2+ 0.6- 181011 J95 0.1+ 0.1- 181012 204 0.2- 0.2-
181010 L01 0.1- 0.2+ 181012 246 0.7+ 0.0 181012 K63 0.1- 0.1-
181010 L01 0.0 0.1- 181012 246 (1.8+ 0.4+) 181012 K63 0.0 0.1-
181010 K88 0.3- 0.5+ 181012 246 0.6+ 1.3+ 181012 K63 0.4+ 0.3+
Ephemeris:
2018 TU4 a,e,i = 0.97, 0.21, 19 q = 0.7639
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 09 12 00 32 21.1 +57 46 25 0.2204 1.1212 116.1 53.7 24.5
...
2018 09 27 00 21 21.8 +53 42 01 0.1258 1.0839 127.7 47.0 23.1
...
2018 10 05 00 06 59.2 +43 51 47 0.07738 1.0606 139.9 37.4 21.7
...
2018 10 11 23 49 44.9 +21 45 04 0.04682 1.0416 156.7 22.3 20.1
2018 10 12 23 46 07.0 +15 12 16 0.04306 1.0384 158.5 20.7 19.9
2018 10 13 23 42 12.5 +07 31 36 0.04000 1.0351 157.9 21.3 19.7
...
2018 10 19 23 10 25.4 -46 59 13 0.04234 1.0147 114.9 63.0 21.0
...
2018 10 27 21 33 10.8 -78 03 01 0.08024 0.9862 82.1 93.2 23.4
...
2018 11 11 15 06 15.0 -81 20 51 0.1651 0.9299 64.1 106.7 25.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-T144
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