MPEC 2018-G114: 2018 GL4
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M.P.E.C. 2018-G114 Issued 2018 Apr. 15, 16:32 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 GL4
Observations:
K18G04L* C2018 04 11.39058 15 17 32.28 +19 17 47.9 19.9 GUEG114G96
K18G04L C2018 04 11.39569 15 17 33.77 +19 18 22.1 19.8 GUEG114G96
K18G04L C2018 04 11.40081 15 17 35.25 +19 18 56.4 19.8 GUEG114G96
K18G04L C2018 04 11.40592 15 17 36.75 +19 19 30.6 19.9 GUEG114G96
K18G04L C2018 04 11.46839 15 17 55.11 +19 26 29.1 19.3 GUEG114I52
K18G04L C2018 04 11.47093 15 17 55.83 +19 26 46.5 19.2 GUEG114I52
K18G04L C2018 04 11.47136 15 17 55.98 +19 26 49.4 19.4 GUEG114I52
K18G04L C2018 04 11.47177 15 17 56.09 +19 26 52.1 19.4 GUEG114I52
K18G04L C2018 04 12.03347 15 21 01.90 +20 32 09.3 19.4 VSEG114033
K18G04L C2018 04 12.03535 15 21 02.49 +20 32 22.6 19.3 VSEG114033
K18G04L C2018 04 12.03722 15 21 03.12 +20 32 36.4 18.6 VSEG114033
K18G04L C2018 04 12.26457 15 22 24.37 +21 00 40.2 19.2 GUEG114I52
K18G04L C2018 04 12.26498 15 22 24.51 +21 00 42.9 19.1 GUEG114I52
K18G04L C2018 04 12.26540 15 22 24.67 +21 00 46.3 19.3 GUEG114I52
K18G04L C2018 04 12.26581 15 22 24.81 +21 00 49.5 19.4 GUEG114I52
K18G04L C2018 04 13.39355 15 29 40.28 +23 31 52.2 UEG114703
K18G04L C2018 04 13.39877 15 29 42.31 +23 32 36.9 19.3 GUEG114703
K18G04L C2018 04 13.40922 15 29 46.53 +23 34 07.6 18.8 GUEG114703
K18G04L C2018 04 13.42393 15 29 52.41 +23 36 13.9 18.8 GUEG114I52
K18G04L C2018 04 13.42777 15 29 53.99 +23 36 47.5 18.5 GUEG114I52
K18G04L C2018 04 13.42795 15 29 54.05 +23 36 49.0 19.4 GUEG114I52
K18G04L C2018 04 13.42813 15 29 54.15 +23 36 50.1 19.4 GUEG114I52
K18G04L KC2018 04 13.85570 15 33 08.28 +24 39 56.5 19.5 VSEG114151
K18G04L KC2018 04 13.86196 15 33 10.97 +24 40 55.6 19.7 VSEG114151
K18G04L KC2018 04 13.86407 15 33 11.92 +24 41 15.0 19.5 VSEG114151
K18G04L KC2018 04 13.86617 15 33 12.83 +24 41 34.3 19.7 VSEG114151
K18G04L KC2018 04 13.86794 15 33 13.88 +24 41 54.0 19.0 UEG114104
K18G04L KC2018 04 13.90701 15 33 31.64 +24 47 58.0 19.2 UEG114104
K18G04L KC2018 04 13.93201 15 33 42.97 +24 51 51.1 19.5 UEG114104
K18G04L C2018 04 13.93549 15 33 44.32 +24 52 20.2 19.7 RqEG114246
K18G04L C2018 04 13.93659 15 33 44.75 +24 52 31.0 qEG114246
K18G04L C2018 04 13.93733 15 33 45.11 +24 52 37.4 qEG114246
K18G04L C2018 04 13.93854 15 33 45.63 +24 52 49.8 19.5 RqEG114246
K18G04L KC2018 04 13.96275 15 33 56.83 +24 56 38.4 19.2 VqEG114595
K18G04L KC2018 04 13.96503 15 33 57.79 +24 56 59.5 19.7 VqEG114595
K18G04L KC2018 04 14.04742 15 34 34.94 +25 09 51.1 19.0 RoEG114K88
K18G04L KC2018 04 14.04976 15 34 36.02 +25 10 13.3 19.1 RoEG114K88
K18G04L KC2018 04 14.05209 15 34 37.07 +25 10 34.7 18.9 RoEG114K88
K18G04L KC2018 04 14.82438 15 41 18.35 +27 17 55.1 19.7 RUEG114113
K18G04L KC2018 04 14.83733 15 41 25.48 +27 20 11.2 19.5 RUEG114113
K18G04L C2018 04 14.86372 15 41 40.11 +27 24 53.1 qEG114246
K18G04L C2018 04 14.86433 15 41 40.39 +27 25 00.2 qEG114246
K18G04L C2018 04 14.86498 15 41 40.82 +27 25 05.9 qEG114246
K18G04L C2018 04 14.86554 15 41 41.17 +27 25 12.3 qEG114246
K18G04L C2018 04 14.86579 15 41 41.22 +27 25 13.4 qEG114246
K18G04L C2018 04 14.86637 15 41 41.61 +27 25 20.5 qEG114246
K18G04L KC2018 04 15.04175 15 43 18.31 +27 56 35.7 18.7 VSEG114C47
K18G04L KC2018 04 15.04370 15 43 19.39 +27 56 57.1 19.4 VSEG114C47
K18G04L KC2018 04 15.04565 15 43 20.49 +27 57 17.9 19.1 VSEG114C47
K18G04L KC2018 04 15.04760 15 43 21.58 +27 57 38.6 19.4 VSEG114C47
K18G04L KC2018 04 15.05014 15 43 22.99 +27 58 06.1 19.5 VSEG114C47
K18G04L C2018 04 15.48942 15 47 46.86 +29 19 28.7 18.8 GUEG114I52
K18G04L C2018 04 15.49085 15 47 47.75 +29 19 44.9 18.8 GUEG114I52
K18G04L C2018 04 15.49103 15 47 47.86 +29 19 47.0 18.8 GUEG114I52
K18G04L C2018 04 15.49122 15 47 47.97 +29 19 49.0 18.6 GUEG114I52
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers F. Ludwig,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
113 Volkssternwarte Drebach, Schoenbrunn. Observer G. Lehmann. 0.5-m f/4.6
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.
595 Farra d'Isonzo. Observers A. Basana, E. Pettarin, F. Piani. Measurer
A. Basana. 0.61-m f/4.0 reflector + CCD.
703 Catalina Sky Survey. Observer E. J. Christensen. 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. 0.68-m Schmidt + 10K CCD.
C47 Nonndorf. Observer G. Dangl. 0.25-m f/4.8 reflector + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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 J. A. Johnson,
E. J. Christensen, A. R. Gibbs. 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.
1.0-m reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer C. Kalup. Measurer K. Sarneczky.
0.60-m Schmidt + CCD.
Orbital elements:
2018 GL4 Earth MOID = 0.0754 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 329.63689 (2000.0) P Q
n 0.38712141 Peri. 213.70440 +0.57434663 +0.81329905
a 1.8645381 Node 91.51846 -0.72900258 +0.55990192
e 0.6913326 Incl. 5.34478 -0.37239923 +0.15828609
P 2.55 H 21.9 G 0.15 U 8
Residuals in seconds of arc
180411 G96 0.0 0.1+ 180413 I52 0.4- 0.2- 180414 113 0.4+ 0.5+
180411 G96 0.0 0.1+ 180413 I52 0.6- 0.2- 180414 113 0.2+ 0.2-
180411 G96 0.1- 0.1+ 180413 I52 0.2- 0.7- 180414 246 0.1+ 0.3+
180411 G96 0.1+ 0.1+ 180413 151 (1.9+ 0.5-) 180414 246 0.7- 0.9+
180411 I52 0.3+ 0.2- 180413 151 0.4- 0.5+ 180414 246 0.3+ 0.3-
180411 I52 0.1- 0.1+ 180413 151 0.6- 0.3+ 180414 246 0.8+ 0.2+
180411 I52 0.2+ 0.1+ 180413 151 1.2- 0.1+ 180414 246 0.3- 1.3-
180411 I52 0.0 0.1+ 180413 104 0.1+ 0.0 180414 246 0.6+ 0.4-
180412 033 0.1+ 0.2+ 180413 104 0.0 0.0 180415 C47 0.4- 0.4-
180412 033 0.2- 0.1- 180413 104 0.3- 0.4- 180415 C47 0.5- 0.1+
180412 033 0.1+ 0.1+ 180413 246 1.2+ 0.1- 180415 C47 0.3- 0.1-
180412 I52 0.3- 0.0 180413 246 0.2+ 0.4+ 180415 C47 0.3- 0.4-
180412 I52 0.3- 0.4- 180413 246 0.5+ 0.1- 180415 C47 0.4- 0.2-
180412 I52 0.0 0.2- 180413 246 0.1+ 1.0+ 180415 I52 0.1- 0.1+
180412 I52 0.0 0.1- 180413 595 1.2+ 0.4+ 180415 I52 0.1+ 0.2+
180413 703 1.1+ 0.2+ 180413 595 0.1+ 0.1+ 180415 I52 0.1+ 0.2+
180413 703 0.1+ 0.2- 180414 K88 0.1+ 0.1+ 180415 I52 0.0 0.1+
180413 703 0.2+ 0.2+ 180414 K88 0.2+ 0.3+
180413 I52 0.7- 0.6- 180414 K88 0.1- 0.2-
Ephemeris:
2018 GL4 a,e,i = 1.86, 0.69, 5 q = 0.5755
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 03 16 14 23 28.3 +01 21 03 0.5208 1.4318 139.6 26.7 22.5
...
2018 03 31 14 44 04.2 +07 03 31 0.3076 1.2665 146.4 25.9 21.0
...
2018 04 08 15 03 23.3 +14 06 01 0.2062 1.1743 144.0 30.1 20.1
...
2018 04 14 15 34 12.3 +25 02 43 0.1385 1.1036 134.0 40.9 19.4
2018 04 15 15 42 53.7 +27 49 24 0.1285 1.0917 130.9 44.0 19.3
2018 04 16 15 53 30.7 +30 59 50 0.1190 1.0798 127.3 47.6 19.2
...
2018 04 22 18 46 05.7 +56 29 47 0.08217 1.0078 89.6 85.8 19.5
...
2018 04 30 00 31 47.2 +39 34 12 0.1211 0.9115 35.6 140.0 24.0
...
2018 05 15 01 50 08.4 +17 59 48 0.3055 0.7385 22.7 148.1 26.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-G114
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