MPEC 2017-T86 : 2017 TK4
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M.P.E.C. 2017-T86 Issued 2017 Oct. 15, 15:07 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 TK4
Observations:
K17T04K* C2017 10 14.14920 00 13 43.31 +22 41 50.5 19.0 GUET086G96
K17T04K C2017 10 14.15789 00 14 00.60 +22 45 43.6 19.2 GUET086G96
K17T04K C2017 10 14.16695 00 14 18.48 +22 49 45.7 19.1 GUET086G96
K17T04K C2017 10 14.17577 00 14 36.00 +22 53 41.2 18.9 GUET086G96
K17T04K C2017 10 14.39063 00 21 50.64 +24 26 17.5 19.3 GUET086G96
K17T04K C2017 10 14.39104 00 21 51.51 +24 26 27.3 19.2 GUET086G96
K17T04K C2017 10 14.39146 00 21 52.44 +24 26 38.1 18.9 GUET086G96
K17T04K C2017 10 14.39187 00 21 53.33 +24 26 48.6 19.0 GUET086G96
K17T04K KC2017 10 14.76336 00 38 22.04 +27 06 36.2 19.3 VqET086151
K17T04K KC2017 10 14.76487 00 38 25.75 +27 07 18.0 19.2 VqET086151
K17T04K KC2017 10 14.76638 00 38 29.52 +27 08 00.2 19.0 VqET086151
K17T04K KC2017 10 14.76788 00 38 33.18 +27 08 41.8 19.2 VqET086151
K17T04K KC2017 10 14.76937 00 38 36.90 +27 09 23.4 19.2 VqET086151
K17T04K C2017 10 14.80119 00 39 51.83 +27 24 07.7 qET086246
K17T04K C2017 10 14.80129 00 39 51.99 +27 24 09.7 qET086246
K17T04K C2017 10 14.80139 00 39 52.34 +27 24 12.6 qET086246
K17T04K C2017 10 14.80150 00 39 52.57 +27 24 15.5 qET086246
K17T04K C2017 10 14.80160 00 39 52.82 +27 24 18.3 qET086246
K17T04K C2017 10 14.80192 00 39 53.62 +27 24 28.6 qET086246
K17T04K C2017 10 14.80212 00 39 54.08 +27 24 32.5 19.3 RqET086246
K17T04K KC2017 10 14.82458400 40 52.98 +27 35 11.7 19.0 RUET086587
K17T04K KC2017 10 14.82881600 41 03.28 +27 37 08.3 UET086587
K17T04K KC2017 10 14.83304000 41 13.55 +27 39 04.5 UET086587
K17T04K KC2017 10 14.87473600 42 59.11 +27 56 31.8 UET086J95
K17T04K KC2017 10 14.87602300 43 02.27 +27 57 07.4 UET086J95
K17T04K KC2017 10 14.87729600 43 05.42 +27 57 41.8 UET086J95
K17T04K KC2017 10 14.87858600 43 08.60 +27 58 16.8 18.9 GUET086J95
K17T04K KC2017 10 14.91112 00 44 21.88 +28 14 49.5 18.7 UET086104
K17T04K KC2017 10 14.91528 00 44 31.95 +28 16 41.0 18.8 UET086104
K17T04K KC2017 10 14.91945 00 44 42.03 +28 18 32.2 18.9 UET086104
K17T04K KC2017 10 14.92778 00 45 02.25 +28 22 13.9 18.9 UET086104
K17T04K KC2017 10 14.95977 00 46 14.17 +28 35 17.7 18.2 oET086K88
K17T04K KC2017 10 14.96283 00 46 21.69 +28 36 37.3 18.4 oET086K88
K17T04K KC2017 10 14.96593 00 46 29.39 +28 37 57.8 18.3 oET086K88
K17T04K C2017 10 15.42057 01 07 43.10 +31 57 19.4 18.6 GUET086I52
K17T04K C2017 10 15.42135 01 07 45.22 +31 57 37.5 18.9 GUET086I52
K17T04K C2017 10 15.42212 01 07 47.45 +31 57 55.8 19.2 GUET086I52
K17T04K C2017 10 15.42289 01 07 49.52 +31 58 13.9 18.4 GUET086I52
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. D. Grazia,
N. Fie. Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
151 Eschenberg Observatory, Winterthur. Observer M. Griesser. 0.60-m f/3.8
astrograph + CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
587 Sormano. Observers A. Fumagalli, P. Sicoli, A. Testa, G. Ventre.
Measurer P. Sicoli. 0.5-m f/6.8 reflector + CCD.
G96 Mt. Lemmon Survey. Observer 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.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. G. Matheny.
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.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.
Orbital elements:
2017 TK4 Earth MOID = 0.0102 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 330.77272 (2000.0) P Q
n 0.56734013 Peri. 28.66874 +0.83536033 -0.54970158
a 1.4451304 Node 4.67827 +0.50165437 +0.76149885
e 0.3061932 Incl. 0.79596 +0.22475767 +0.34343511
P 1.74 H 28.0 G 0.15 U 6
Residuals in seconds of arc
171014 G96 0.6+ 0.7- 171014 246 0.5+ 0.5+ 171014 J95 0.2- 0.0
171014 G96 0.9+ 0.3- 171014 246 0.6- 0.3- 171014 104 0.8- 0.2-
171014 G96 0.3- 0.3- 171014 246 0.8+ 0.1- 171014 104 0.7- 0.2+
171014 G96 0.6+ 0.2- 171014 246 0.3+ 0.2- 171014 104 0.8- 0.1+
171014 G96 0.3- 0.1- 171014 246 0.4+ 0.2- 171014 104 0.2- 0.2+
171014 G96 0.4- 0.6- 171014 246 0.6+ 1.3+ 171014 K88 0.5- 0.3+
171014 G96 0.1- 0.3- 171014 246 0.3+ 0.3- 171014 K88 1.1- 0.4+
171014 G96 0.0 0.1- 171014 587 0.2- 0.2- 171014 K88 0.7- 0.6+
171014 151 0.8+ 0.3+ 171014 587 0.2- 0.1- 171015 I52 0.7+ 0.3-
171014 151 0.4+ 0.0 171014 587 0.2- 0.0 171015 I52 0.1+ 0.8-
171014 151 0.8+ 0.2+ 171014 J95 0.0 0.0 171015 I52 1.3+ 0.8-
171014 151 0.1+ 0.1+ 171014 J95 0.3- 0.5+ 171015 I52 0.4+ 1.1-
171014 151 0.6+ 0.3+ 171014 J95 0.2- 0.1+
Ephemeris:
2017 TK4 a,e,i = 1.45, 0.31, 1 q = 1.0026
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 09 15 21 32 14.1 -17 35 11 0.07702 1.0714 147.5 30.3 23.9
...
2017 09 30 21 42 49.2 -13 29 31 0.04018 1.0311 136.7 41.8 22.7
...
2017 10 08 22 19 08.8 -04 07 49 0.02205 1.0162 140.1 39.1 21.3
...
2017 10 14 00 07 49.6 +21 40 45 0.01172 1.0084 158.6 21.1 19.4
2017 10 15 00 48 13.7 +28 57 08 0.01097 1.0074 158.2 21.6 19.3
2017 10 16 01 38 59.6 +35 53 06 0.01073 1.0065 152.7 27.0 19.4
...
2017 10 22 06 16 59.9 +41 52 50 0.01804 1.0027 113.8 65.2 21.6
...
2017 10 30 07 41 26.6 +33 49 44 0.03501 1.0026 104.8 73.3 23.3
...
2017 11 14 08 10 09.8 +28 57 45 0.06772 1.0176 112.8 63.6 24.4
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-T86
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