MPEC 2018-J45 : 2018 JL1
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M.P.E.C. 2018-J45 Issued 2018 May 10, 19:50 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 JL1
Observations:
K18J01L* C2018 05 08.26382 13 31 29.92 +21 31 44.1 20.4 GUEJ045G96
K18J01L C2018 05 08.27414 13 31 16.05 +21 32 29.5 21.1 GUEJ045G96
K18J01L C2018 05 08.27930 13 31 09.11 +21 32 51.9 UEJ045G96
K18J01L C2018 05 08.36515 13 29 13.86 +21 38 48.4 20.2 GUEJ045I52
K18J01L C2018 05 08.36708 13 29 11.30 +21 38 56.5 20.1 GUEJ045I52
K18J01L C2018 05 08.36900 13 29 08.73 +21 39 04.0 19.7 GUEJ045I52
K18J01L C2018 05 08.37093 13 29 06.18 +21 39 11.4 20.1 GUEJ045I52
K18J01L C2018 05 08.41584 13 28 06.73 +21 42 08.7 20.2 GUEJ045V06
K18J01L C2018 05 08.41827 13 28 03.54 +21 42 18.2 20.3 GUEJ045V06
K18J01L C2018 05 08.42071 13 28 00.35 +21 42 27.5 20.0 GUEJ045V06
K18J01L C2018 05 08.42235 13 27 58.17 +21 42 33.8 20.4 GUEJ045V06
K18J01L C2018 05 08.89303 13 17 58.20 +22 17 05.5 21.2 VSEJ045033
K18J01L C2018 05 08.89400 13 17 56.75 +22 17 09.9 20.5 VSEJ045033
K18J01L C2018 05 08.89498 13 17 55.32 +22 17 14.3 20.7 VSEJ045033
K18J01L C2018 05 08.89596 13 17 53.86 +22 17 18.9 20.6 VSEJ045033
K18J01L C2018 05 08.89693 13 17 52.42 +22 17 23.0 20.8 VSEJ045033
K18J01L C2018 05 08.89792 13 17 51.02 +22 17 27.3 20.6 VSEJ045033
K18J01L KC2018 05 08.99006 13 15 37.94 +22 24 11.6 VEJ045J95
K18J01L KC2018 05 08.99395 13 15 32.20 +22 24 28.7 20.6 GVEJ045J95
K18J01L C2018 05 09.13882 13 12 24.51 +22 36 55.9 20.3 GUEJ045I52
K18J01L C2018 05 09.13979 13 12 23.05 +22 37 00.7 20.5 GUEJ045I52
K18J01L C2018 05 09.14171 13 12 20.03 +22 37 10.3 20.2 GUEJ045I52
K18J01L KC2018 05 09.91350412 52 22.631+23 34 27.58 20.5 GVEJ045J04
K18J01L KC2018 05 09.91559912 52 18.864+23 34 36.72 20.2 GVEJ045J04
K18J01L KC2018 05 09.91769412 52 15.057+23 34 46.27 20.1 GVEJ045J04
K18J01L C2018 05 10.24914 12 42 38.10 +23 57 25.0 20.0 GUEJ045I52
K18J01L C2018 05 10.25011 12 42 36.14 +23 57 28.3 20.4 GUEJ045I52
K18J01L C2018 05 10.25107 12 42 34.34 +23 57 32.1 20.3 GUEJ045I52
K18J01L C2018 05 10.25203 12 42 32.50 +23 57 35.8 20.5 GUEJ045I52
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Hoegner,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. Measurers B. M. Africano,
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. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers A. R. Gibbs,
G. J. Leonard, H. Groeller. Measurers B. M. Africano, 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. L. Seaman, F. C. Shelly, H. Groeller.
1.0-m reflector + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers
M. Micheli, D. Koschny, A. Knoefel, M. Busch, E. Schwab. 1.0-m f/4.4
reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
V06 Catalina Sky Survey-Kuiper. 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. 1.55-m reflector + CCD.
Orbital elements:
2018 JL1 Earth MOID = 0.0032 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 215.93358 (2000.0) P Q
n 1.01804600 Peri. 288.14318 +0.95285909 +0.29445432
a 0.9786433 Node 54.79331 -0.23334012 +0.86533784
e 0.1785385 Incl. 5.13890 -0.19393799 +0.40557005
P 0.97 H 26.7 G 0.15 U 7
Residuals in seconds of arc
180508 G96 0.2- 0.1+ 180508 V06 0.0 0.4- 180509 I52 0.3+ 0.1+
180508 G96 0.2- 0.5+ 180508 033 0.2+ 0.2+ 180509 I52 0.3- 0.4+
180508 G96 0.2- 0.6+ 180508 033 0.1- 0.3+ 180509 J04 0.0 0.1+
180508 I52 0.2- 0.2- 180508 033 0.1+ 0.3+ 180509 J04 0.2+ 0.1-
180508 I52 0.0 0.2+ 180508 033 0.2- 0.5+ 180509 J04 0.1- 0.1+
180508 I52 0.2- 0.0 180508 033 0.3- 0.3+ 180510 I52 1.0+ 0.3+
180508 I52 0.2+ 0.4- 180508 033 0.5+ 0.1+ 180510 I52 0.5- 0.1-
180508 V06 0.2+ 0.2- 180508 J95 0.4- 0.5- 180510 I52 0.2- 0.0
180508 V06 0.3+ 0.1- 180508 J95 0.4+ 0.0 180510 I52 0.3- 0.0
180508 V06 0.4+ 0.3- 180509 I52 0.3- 0.0
Ephemeris:
2018 JL1 a,e,i = 0.98, 0.18, 5 q = 0.8039
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 04 10 15 39 48.8 +06 44 53 0.1213 1.0982 140.7 35.3 23.8
...
2018 04 25 15 20 40.4 +11 27 04 0.06709 1.0644 149.7 28.4 22.2
...
2018 05 03 14 40 49.0 +16 07 42 0.04158 1.0436 148.4 30.5 21.2
...
2018 05 09 13 15 31.1 +22 27 45 0.02558 1.0269 132.5 46.5 20.6
2018 05 10 12 49 54.2 +23 41 06 0.02353 1.0240 127.0 51.9 20.5
2018 05 11 12 19 19.0 +24 45 34 0.02178 1.0211 120.5 58.4 20.5
...
2018 05 17 08 23 21.5 +19 26 06 0.02114 1.0034 67.7 111.2 22.6
...
2018 05 25 06 02 45.8 +06 05 04 0.04011 0.9789 31.9 146.8 27.5
...
2018 06 09 05 00 59.6 +00 49 40 0.09035 0.9320 22.1 155.8 31.0
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-J45
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