[Iaude] MPEC F118: 2018 FQ4 [a=1.71,e=0.47,i=0.3,H=26.8]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Fri Mar 23 10:57:20 EDT 2018
M.P.E.C. 2018-F118 Issued 2018 Mar. 23, 14:52 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2018 FQ4
Observations:
K18F04Q* C2018 03 22.34023 13 15 15.67 +05 27 55.9 19.0 GUEF118703
K18F04Q C2018 03 22.34545 13 15 16.88 +05 26 43.9 19.2 GUEF118703
K18F04Q C2018 03 22.35591 13 15 19.29 +05 24 18.0 19.9 GUEF118703
K18F04Q C2018 03 22.40084913 15 28.28 +05 13 53.7 19.2 GUEF118H01
K18F04Q C2018 03 22.40514213 15 29.27 +05 12 55.6 19.1 GUEF118H01
K18F04Q C2018 03 22.41736813 15 32.15 +05 10 10.2 19.1 GUEF118H01
K18F04Q C2018 03 22.42210213 15 33.27 +05 09 06.4 19.5 GUEF118H01
K18F04Q C2018 03 22.42578 13 15 35.26 +05 08 27.5 19.0 GUEF118V06
K18F04Q C2018 03 22.42617 13 15 35.35 +05 08 22.2 19.5 GUEF118V06
K18F04Q C2018 03 22.42656 13 15 35.44 +05 08 17.1 19.3 GUEF118V06
K18F04Q C2018 03 22.42755 13 15 35.68 +05 08 03.6 19.5 GUEF118V06
K18F04Q KC2018 03 22.97652 13 18 45.83 +03 18 50.8 19.8 GUEF118204
K18F04Q KC2018 03 22.99564 13 18 49.26 +03 15 33.0 UEF118204
K18F04Q KC2018 03 23.08683 13 19 07.65 +03 00 48.9 19.1 GUEF118Z84
K18F04Q KC2018 03 23.12473 13 19 13.46 +02 54 32.2 19.2 GUEF118Z84
K18F04Q KC2018 03 23.13195 13 19 14.61 +02 53 21.5 18.8 GUEF118Z84
K18F04Q |C2018 03 23.21137 13 19 47.98 +02 46 54.9 19.9 GUEF118807
K18F04Q |C2018 03 23.21380 13 19 48.30 +02 46 32.1 19.7 GUEF118807
K18F04Q |C2018 03 23.21657 13 19 48.66 +02 46 05.8 20.0 GUEF118807
K18F04Q C2018 03 23.29500 13 20 11.73 +02 27 59.9 19.1 GUEF118I52
K18F04Q C2018 03 23.29647 13 20 11.92 +02 27 47.5 19.4 GUEF118I52
K18F04Q C2018 03 23.29792 13 20 12.12 +02 27 33.7 19.4 GUEF118I52
K18F04Q C2018 03 23.29938 13 20 12.27 +02 27 22.0 19.4 GUEF118I52
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector
+ CCD.
703 Catalina Sky Survey. Observers B. M. Africano, 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.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers B. M. Africano,
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. 1.0-m reflector
+ CCD.
V06 Catalina Sky Survey-Kuiper. 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. 1.55-m reflector + CCD.
Z84 Calar Alto-Schmidt. Observer E. Schwab. Measurers E. Schwab, M. Micheli,
D. Koschny. 0.8-m f/3 Schmidt + CCD.
Orbital elements:
2018 FQ4 Earth MOID = 0.0004 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 16.89493 (2000.0) P Q
n 0.44038665 Peri. 35.10478 -0.68891586 -0.72482738
a 1.7109866 Node 98.44004 +0.66398513 -0.63355093
e 0.4689716 Incl. 0.26036 +0.29072098 -0.27062610
P 2.24 H 26.8 G 0.15 U 7
Residuals in seconds of arc
180322 703 0.1- 0.3- 180322 V06 0.0 0.2+ 180323 807 0.1+ 0.2-
180322 703 0.1- 0.1+ 180322 V06 0.0 0.3+ 180323 807 0.1+ 0.2+
180322 703 0.0 1.0- 180322 V06 0.1+ 0.1+ 180323 807 0.0 0.2+
180322 H01 0.2+ 0.2+ 180322 204 0.0 0.3- 180323 I52 0.0 0.9-
180322 H01 0.0 0.3+ 180322 204 0.4+ 0.1+ 180323 I52 0.1- 0.2+
180322 H01 0.0 0.2+ 180323 Z84 0.6+ 0.5+ 180323 I52 0.0 0.4-
180322 H01 0.1- 0.2+ 180323 Z84 0.2- 0.3- 180323 I52 0.7- 1.2+
180322 V06 0.0 0.2+ 180323 Z84 0.1- 0.0
Ephemeris:
2018 FQ4 a,e,i = 1.71, 0.47, 0 q = 0.9086
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 02 21 01 33 38.2 +10 41 51 0.1383 0.9136 53.6 119.5 27.1
...
2018 03 08 01 48 39.7 +15 03 35 0.05662 0.9523 43.6 134.1 26.6
...
2018 03 16 02 23 18.1 +31 49 46 0.01484 0.9854 51.0 128.3 23.2
...
2018 03 22 13 12 51.3 +06 57 21 0.01948 1.0148 161.3 18.4 19.2
2018 03 23 13 18 46.7 +03 18 58 0.02462 1.0200 161.7 17.8 19.7
2018 03 24 13 22 34.7 +00 56 12 0.02985 1.0253 162.0 17.5 20.1
...
2018 03 30 13 31 04.7 -04 45 44 0.06211 1.0588 165.5 13.7 21.7
...
2018 04 07 13 32 55.9 -06 51 49 0.1072 1.1072 172.4 6.9 22.7
...
2018 04 22 13 32 29.4 -08 07 34 0.2020 1.2057 172.7 6.1 24.2
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-F118
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