MPEC 2018-F123: 2018 FU4
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M.P.E.C. 2018-F123 Issued 2018 Mar. 24, 16:27 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 FU4
Observations:
K18F04U* C2018 03 22.17130 10 37 10.62 +11 43 23.2 19.1 GUEF123G96
K18F04U C2018 03 22.17654 10 37 16.69 +11 42 08.0 19.6 GUEF123G96
K18F04U C2018 03 22.18703 10 37 28.85 +11 39 36.9 20.1 GUEF123G96
K18F04U C2018 03 22.21272 10 37 58.57 +11 33 27.0 19.4 GUEF123703
K18F04U C2018 03 22.21796 10 38 04.53 +11 32 10.8 20.2 GUEF123703
K18F04U C2018 03 22.22315 10 38 10.52 +11 30 56.7 19.1 GUEF123703
K18F04U C2018 03 22.22834 10 38 16.48 +11 29 42.0 19.0 GUEF123703
K18F04U C2018 03 22.27629510 39 10.87 +11 18 03.4 18.9 GUEF123H01
K18F04U C2018 03 22.28277810 39 18.33 +11 16 29.3 18.9 GUEF123H01
K18F04U C2018 03 22.29158310 39 28.47 +11 14 21.2 19.5 GUEF123H01
K18F04U C2018 03 22.30307810 39 41.71 +11 11 34.1 19.2 GUEF123H01
K18F04U C2018 03 22.31479 10 39 55.79 +11 08 49.9 20.0 GUEF123I52
K18F04U C2018 03 22.31536 10 39 56.43 +11 08 40.9 20.4 GUEF123I52
K18F04U C2018 03 22.31590 10 39 57.06 +11 08 33.2 20.3 GUEF123I52
K18F04U C2018 03 22.31645 10 39 57.72 +11 08 24.8 20.4 GUEF123I52
K18F04U KC2018 03 22.80008 10 49 52.71 +09 10 48.7 UEF123104
K18F04U KC2018 03 22.80795 10 50 01.73 +09 08 56.3 19.6 UEF123104
K18F04U KC2018 03 22.83567 10 50 36.03 +09 02 31.9 19.8 RUEF123Z84
K18F04U KC2018 03 22.84032 10 50 41.31 +09 01 25.4 20.0 RUEF123Z84
K18F04U KC2018 03 22.84945 10 50 51.78 +08 59 13.7 20.0 RUEF123Z84
K18F04U KC2018 03 22.91884 10 52 08.17 +08 42 06.6 19.6 GUEF123204
K18F04U KC2018 03 22.93917 10 52 31.15 +08 37 12.0 UEF123204
K18F04U |C2018 03 23.06119 10 55 02.61 +08 11 45.1 19.6 VuEF123807
K18F04U |C2018 03 23.06387 10 55 05.65 +08 11 06.6 19.7 VuEF123807
K18F04U |C2018 03 23.06694 10 55 09.09 +08 10 22.4 19.4 VuEF123807
K18F04U C2018 03 23.51119 11 03 47.68 +06 20 02.4 19.5 RrEF123P93
K18F04U C2018 03 23.52101 11 03 58.44 +06 17 41.5 19.6 RrEF123P93
K18F04U C2018 03 23.52297 11 04 00.58 +06 17 13.9 19.7 RrEF123P93
K18F04U KC2018 03 23.88275 11 10 50.37 +04 51 08.3 qEF123595
K18F04U KC2018 03 23.88747 11 10 55.50 +04 50 02.3 qEF123595
K18F04U KC2018 03 23.89903 11 11 07.88 +04 47 18.7 20.0 VqEF123595
K18F04U KC2018 03 23.91016 11 11 20.44 +04 44 44.0 19.3 UEF123K63
K18F04U KC2018 03 23.91332 11 11 23.79 +04 43 59.5 19.1 UEF123K63
K18F04U KC2018 03 23.91659 11 11 27.32 +04 43 13.6 19.5 UEF123K63
K18F04U KC2018 03 23.92598 11 11 37.31 +04 41 01.8 18.7 RqEF123160
K18F04U KC2018 03 23.92818 11 11 39.59 +04 40 30.2 18.6 RqEF123160
K18F04U KC2018 03 23.93040 11 11 41.92 +04 39 58.8 19.9 RqEF123160
K18F04U KC2018 03 23.93262 11 11 44.38 +04 39 27.9 19.7 RqEF123160
K18F04U KC2018 03 23.94693 11 12 00.08 +04 36 00.6 19.3 GUEF123203
K18F04U KC2018 03 23.96312 11 12 17.41 +04 32 12.2 19.2 GUEF123203
K18F04U C2018 03 24.18008011 16 27.37 +03 41 50.4 19.4 GUEF123H01
K18F04U C2018 03 24.19307911 16 41.05 +03 38 48.9 19.1 GUEF123H01
K18F04U C2018 03 24.19637411 16 44.50 +03 38 02.9 19.2 GUEF123H01
K18F04U C2018 03 24.20079911 16 49.14 +03 37 01.0 18.9 GUEF123H01
K18F04U C2018 03 24.41663 11 20 34.87 +02 47 01.4 19.4 GUEF123I52
K18F04U C2018 03 24.41687 11 20 35.10 +02 46 58.0 20.0 GUEF123I52
K18F04U C2018 03 24.41711 11 20 35.33 +02 46 55.4 20.1 GUEF123I52
K18F04U C2018 03 24.41735 11 20 35.61 +02 46 51.6 20.0 GUEF123I52
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi, W. Vollmann.
Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.28-m f/6.8 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector
+ CCD.
595 Farra d'Isonzo. Observers E. Pettarin, F. Piani. Measurer E. Pettarin.
0.61-m f/4.0 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.
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.
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, 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.
1.0-m reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.40-m
f/3.2 Newtonian reflector + CCD.
P93 Space Tracking and Communications Center, JAXA. Observers S. Okumura,
S. Urakawa. 1.0-m f/3.0 reflector + CCD.
Z84 Calar Alto-Schmidt. Observer E. Schwab. Measurers E. Schwab, D. Koschny,
M. Micheli. 0.8-m f/3 Schmidt + CCD.
Orbital elements:
2018 FU4 Earth MOID = 0.0343 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 2.56969 (2000.0) P Q
n 0.20803708 Peri. 164.28767 -0.97158579 -0.23667628
a 2.8208211 Node 2.02622 +0.20946284 -0.86435948
e 0.6369005 Incl. 3.76803 +0.11021061 -0.44369699
P 4.74 H 25.6 G 0.15 U 6
Residuals in seconds of arc
180322 G96 0.1- 0.3+ 180322 104 0.1- 0.7+ 180323 K63 0.2- 0.8-
180322 G96 0.2- 0.3+ 180322 Z84 0.2+ 0.2- 180323 K63 0.2+ 0.4-
180322 G96 0.0 0.2- 180322 Z84 0.5- 0.3+ 180323 160 0.0 0.1-
180322 703 1.1+ 0.6- 180322 Z84 0.1+ 0.2+ 180323 160 1.1- 0.5-
180322 703 0.0 1.3- 180322 204 0.5+ 0.4- 180323 160 (1.8- 0.5-)
180322 703 0.3+ 0.5- 180322 204 0.5+ 0.1- 180323 160 0.6- 0.0
180322 703 0.1+ 0.3- 180323 807 0.0 0.4- 180323 203 0.4+ 0.3-
180322 H01 0.3- 0.3+ 180323 807 0.5+ 0.3- 180323 203 0.2+ 0.3+
180322 H01 0.2- 0.4+ 180323 807 0.6+ 0.2- 180324 H01 0.3+ 0.1-
180322 H01 0.2- 0.2+ 180323 P93 0.5- 0.7+ 180324 H01 0.2+ 0.0
180322 H01 0.2- 0.3+ 180323 P93 0.3- 0.3+ 180324 H01 0.0 0.0
180322 I52 0.3- 0.8+ 180323 P93 0.3- 0.7+ 180324 H01 0.1- 0.1-
180322 I52 0.5- 0.1+ 180323 595 0.3- 0.1- 180324 I52 0.4+ 0.0
180322 I52 0.4- 0.3+ 180323 595 0.4+ 0.7+ 180324 I52 0.1+ 0.1-
180322 I52 0.0 0.1- 180323 595 0.5- 0.8+ 180324 I52 0.3- 0.6+
180322 104 0.4+ 0.3- 180323 K63 0.4+ 1.1- 180324 I52 0.2+ 0.2+
Ephemeris:
2018 FU4 a,e,i = 2.82, 0.64, 4 q = 1.0242
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 02 22 05 40 58.4 +40 22 09 0.1374 1.0486 112.1 60.9 23.6
...
2018 03 09 06 57 24.0 +38 28 02 0.07617 1.0244 112.6 63.5 22.3
...
2018 03 17 08 51 04.9 +28 57 09 0.04984 1.0278 130.2 47.6 20.9
...
2018 03 23 10 53 43.0 +08 24 43 0.04390 1.0378 159.4 19.7 19.9
2018 03 24 11 12 59.4 +04 25 51 0.04478 1.0401 164.4 14.9 19.8
2018 03 25 11 31 10.1 +00 36 46 0.04618 1.0425 168.9 10.7 19.7
...
2018 03 31 12 53 48.4 -15 56 16 0.06307 1.0604 167.3 12.0 20.4
...
2018 04 08 13 50 11.9 -24 53 03 0.09748 1.0928 159.2 19.0 21.7
...
2018 04 23 14 28 14.5 -28 51 50 0.1770 1.1753 162.4 15.0 23.0
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-F123
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