MPEC 2017-U82 : 2017 UP1
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M.P.E.C. 2017-U82 Issued 2017 Oct. 19, 16:53 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 UP1
Observations:
K17U01P* C2017 10 17.30017 02 04 09.67 -05 22 56.7 20.3 GUEU082G96
K17U01P C2017 10 17.30544 02 04 14.11 -05 23 45.5 19.6 GUEU082G96
K17U01P C2017 10 17.31063 02 04 18.48 -05 24 34.1 20.2 GUEU082G96
K17U01P C2017 10 17.31585 02 04 22.88 -05 25 22.3 20.2 GUEU082G96
K17U01P C2017 10 17.39764 02 05 30.81 -05 37 43.8 20.1 GUEU082I52
K17U01P C2017 10 17.39861 02 05 31.65 -05 37 52.4 20.1 GUEU082I52
K17U01P C2017 10 17.39957 02 05 32.44 -05 38 00.9 20.2 GUEU082I52
K17U01P C2017 10 17.40053 02 05 33.25 -05 38 09.5 20.2 GUEU082I52
K17U01P C2017 10 18.32123 02 17 43.88 -07 36 51.3 20.6 GUEU082I52
K17U01P C2017 10 18.32247 02 17 44.62 -07 37 00.0 20.1 GUEU082I52
K17U01P KC2017 10 18.32303 02 17 45.14 -07 37 01.9 20.8 RoEU082291
K17U01P C2017 10 18.32371 02 17 45.37 -07 37 08.3 20.6 GUEU082I52
K17U01P KC2017 10 18.32403 02 17 45.72 -07 37 08.5 21.2 RoEU082291
K17U01P KC2017 10 18.32505 02 17 46.40 -07 37 15.3 20.4 RoEU082291
K17U01P KC2017 10 18.64263 02 21 08.02 -08 06 37.8 20.7 RUEU082474
K17U01P KC2017 10 18.64503 02 21 09.38 -08 06 52.4 21.4 RUEU082474
K17U01P KC2017 10 18.64742 02 21 10.81 -08 07 06.8 21.1 RUEU082474
K17U01P KC2017 10 18.64982 02 21 12.16 -08 07 21.2 20.7 RUEU082474
K17U01P C2017 10 19.33774 02 27 49.71 -09 14 11.3 20.7 GUEU082G96
K17U01P C2017 10 19.34311 02 27 52.15 -09 14 38.0 21.3 GUEU082G96
K17U01P C2017 10 19.34844 02 27 54.57 -09 15 04.8 21.5 GUEU082G96
K17U01P C2017 10 19.35377 02 27 57.00 -09 15 31.0 21.0 GUEU082G96
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + 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 R. G. Matheny,
R. A. Kowalski. 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:
2017 UP1 Earth MOID = 0.0143 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 356.56109 (2000.0) P Q
n 0.43036458 Peri. 139.69191 +0.94002799 +0.33350164
a 1.7374475 Node 201.15856 -0.34100317 +0.91391072
e 0.4572155 Incl. 11.43853 -0.00801411 +0.23139545
P 2.29 H 26.8 G 0.15 U 6
Residuals in seconds of arc
171017 G96 0.1+ 0.2+ 171018 I52 0.1+ 0.1+ 171018 474 0.5+ 0.1-
171017 G96 0.0 0.3+ 171018 I52 0.1- 0.4- 171018 474 0.0 0.1-
171017 G96 0.1+ 0.2- 171018 291 0.0 0.1+ 171019 G96 0.1- 0.5+
171017 G96 0.3+ 0.2- 171018 I52 0.2- 0.4- 171019 G96 0.0 0.3+
171017 I52 0.6- 0.0 171018 291 0.4- 0.1+ 171019 G96 0.0 0.3-
171017 I52 0.0 0.0 171018 291 0.5+ 0.1+ 171019 G96 0.2+ 0.3-
171017 I52 0.1- 0.0 171018 474 0.1- 0.1+
171017 I52 0.2+ 0.0 171018 474 0.4- 0.1-
Ephemeris:
2017 UP1 a,e,i = 1.74, 0.46, 11 q = 0.9431
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 09 19 15 52 25.3 +21 31 54 0.1496 0.9468 63.3 108.6 26.6
...
2017 10 04 16 40 58.0 +26 24 28 0.05616 0.9787 65.9 111.1 24.7
...
2017 10 12 21 39 59.8 +29 57 05 0.01611 1.0077 126.2 53.1 19.8
...
2017 10 18 02 13 52.5 -06 56 56 0.03965 1.0338 160.4 18.9 20.8
2017 10 19 02 24 46.0 -08 42 49 0.04570 1.0385 157.6 21.4 21.2
2017 10 20 02 33 07.2 -10 02 11 0.05188 1.0433 155.6 23.2 21.6
...
2017 10 26 02 58 24.0 -13 44 33 0.09049 1.0737 150.3 27.3 23.0
...
2017 11 03 03 09 29.0 -14 49 22 0.1446 1.1182 148.8 27.3 24.1
...
2017 11 18 03 15 11.4 -13 36 40 0.2550 1.2103 146.9 26.5 25.4
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-U82
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