MPEC 2018-B126: 2018 BG5
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M.P.E.C. 2018-B126 Issued 2018 Jan. 25, 19:52 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2018 BG5
Observations:
K18B05G* C2018 01 22.23515 08 56 46.49 +54 50 19.4 18.5 GUEB126703
K18B05G C2018 01 22.24049 08 56 42.57 +54 49 20.2 18.9 GUEB126703
K18B05G C2018 01 22.25118 08 56 34.72 +54 47 21.5 18.5 GUEB126703
K18B05G C2018 01 22.26941 08 56 21.48 +54 43 59.3 18.8 GUEB126I52
K18B05G C2018 01 22.26956 08 56 21.39 +54 43 57.5 18.5 GUEB126I52
K18B05G C2018 01 22.26969 08 56 21.23 +54 43 56.1 18.5 GUEB126I52
K18B05G C2018 01 22.26982 08 56 21.19 +54 43 54.4 18.6 GUEB126I52
K18B05G C2018 01 22.32898 08 55 37.70 +54 32 47.9 18.7 GUEB126703
K18B05G C2018 01 22.33083 08 55 36.40 +54 32 27.5 18.9 GUEB126703
K18B05G C2018 01 22.33193 08 55 35.58 +54 32 14.7 18.4 GUEB126703
K18B05G C2018 01 22.33305 08 55 34.69 +54 32 02.6 18.5 GUEB126703
K18B05G C2018 01 22.41580 08 54 35.32 +54 16 08.7 18.4 GUEB126I52
K18B05G C2018 01 22.41819 08 54 33.61 +54 15 41.3 17.9 GUEB126I52
K18B05G C2018 01 22.41844 08 54 33.49 +54 15 38.3 18.4 GUEB126I52
K18B05G KC2018 01 22.85651 08 50 45.85 +52 54 28.1 18.7 VqEB126C77
K18B05G KC2018 01 22.86332 08 50 41.88 +52 53 19.1 19.6 VqEB126C77
K18B05G KC2018 01 22.87020 08 50 37.96 +52 52 11.6 19.0 VqEB126C77
K18B05G KC2018 01 22.87753 08 50 33.58 +52 50 55.6 18.8 VqEB126C77
K18B05G KC2018 01 22.88376 08 50 29.38 +52 49 56.2 18.4 UEB126K63
K18B05G KC2018 01 22.88624 08 50 27.87 +52 49 31.1 18.4 UEB126K63
K18B05G KC2018 01 22.88790 08 50 26.98 +52 49 14.1 18.2 UEB126K63
K18B05G C2018 01 22.94502 08 49 56.53 +52 39 37.7 18.3 RtEB126Z84
K18B05G C2018 01 22.94563 08 49 56.17 +52 39 31.4 18.3 RtEB126Z84
K18B05G C2018 01 22.94623 08 49 55.80 +52 39 25.1 18.1 RtEB126Z84
K18B05G C2018 01 22.96106008 49 42.50 +52 36 40.7 18.7 VSEB126L01
K18B05G C2018 01 22.96148408 49 42.23 +52 36 36.8 18.7 VSEB126L01
K18B05G C2018 01 22.96190708 49 41.98 +52 36 32.4 18.4 VSEB126L01
K18B05G C2018 01 22.96233008 49 41.72 +52 36 27.7 18.6 VSEB126L01
K18B05G C2018 01 22.96276608 49 41.51 +52 36 23.4 18.6 VSEB126L01
K18B05G KC2018 01 22.96340608 49 41.10 +52 36 16.4 19.0 VSEB126L01
K18B05G KC2018 01 22.96426408 49 40.57 +52 36 07.5 18.5 VSEB126L01
K18B05G KC2018 01 23.01530 08 49 11.44 +52 27 13.0 UEB126204
K18B05G KC2018 01 23.02217 08 49 07.41 +52 26 00.8 UEB126204
K18B05G KC2018 01 23.02925 08 49 03.26 +52 24 46.6 18.8 GUEB126204
K18B05G C2018 01 23.19574 08 47 55.44 +51 56 12.2 19.1 GUEB126I52
K18B05G C2018 01 23.19587 08 47 55.41 +51 56 11.2 18.4 GUEB126I52
K18B05G C2018 01 23.19692 08 47 54.86 +51 56 01.7 19.2 GUEB126I52
K18B05G KC2018 01 23.77497 08 43 36.59 +50 20 45.9 19.0 VtEB126L04
K18B05G KC2018 01 23.78408 08 43 32.59 +50 19 24.6 18.8 VtEB126L04
K18B05G KC2018 01 23.79304 08 43 28.56 +50 18 04.9 19.1 VtEB126L04
K18B05G KC2018 01 23.79784 08 43 27.88 +50 17 04.0 18.6 GUEB126587
K18B05G KC2018 01 23.80070 08 43 26.65 +50 16 38.2 UEB126587
K18B05G KC2018 01 23.80428 08 43 25.08 +50 16 06.6 UEB126587
K18B05G KC2018 01 23.86696 08 42 57.14 +50 06 57.0 18.9 RqEB126160
K18B05G KC2018 01 23.86911 08 42 56.18 +50 06 37.1 19.2 RqEB126160
K18B05G KC2018 01 23.87020 08 42 55.67 +50 06 28.2 18.2 RqEB126160
K18B05G KC2018 01 23.87128 08 42 55.23 +50 06 18.0 18.8 RqEB126160
K18B05G KC2018 01 23.87344 08 42 54.29 +50 05 59.0 19.5 RqEB126160
K18B05G KC2018 01 23.95306 08 42 17.49 +49 53 57.2 18.7 RqEB126204
K18B05G KC2018 01 23.96151 08 42 13.57 +49 52 40.3 qEB126204
K18B05G KC2018 01 23.96829 08 42 10.06 +49 51 44.3 18.9 UEB126104
K18B05G KC2018 01 23.96986 08 42 09.68 +49 51 24.6 qEB126204
K18B05G KC2018 01 23.97158 08 42 08.52 +49 51 14.2 18.7 UEB126104
K18B05G KC2018 01 23.97488 08 42 06.96 +49 50 44.2 18.8 UEB126104
K18B05G KC2018 01 24.08441 08 41 17.44 +49 33 48.3 18.8 GUEB126K38
K18B05G KC2018 01 24.09742 08 41 29.54 +49 31 51.4 18.5 VUEB126W34
K18B05G KC2018 01 24.10125 08 41 10.05 +49 31 10.6 18.9 GUEB126K38
K18B05G KC2018 01 24.10962 08 41 24.20 +49 30 07.6 18.3 VUEB126W34
K18B05G KC2018 01 24.11503 08 41 04.12 +49 29 01.9 19.0 GUEB126K38
K18B05G C2018 01 24.17940 08 40 58.86 +49 19 42.4 18.9 GUEB126I52
K18B05G C2018 01 24.18119 08 40 58.09 +49 19 27.2 18.4 GUEB126I52
K18B05G C2018 01 24.18296 08 40 57.35 +49 19 13.1 18.6 GUEB126I52
K18B05G C2018 01 24.18472 08 40 56.58 +49 18 58.3 18.5 GUEB126I52
K18B05G KC2018 01 25.00909 08 36 06.46 +47 22 40.3 18.1 RUEB126K65
K18B05G KC2018 01 25.02831 08 35 59.46 +47 20 03.6 19.1 RUEB126K65
K18B05G C2018 01 25.18805908 35 23.31 +46 59 01.2 18.9 GUEB126H01
K18B05G C2018 01 25.19957208 35 19.28 +46 57 35.2 18.8 GUEB126H01
K18B05G C2018 01 25.20283008 35 18.14 +46 57 10.9 18.9 GUEB126H01
K18B05G C2018 01 25.20846408 35 16.15 +46 56 28.7 19.1 GUEB126H01
K18B05G C2018 01 25.22212 08 35 12.04 +46 54 47.0 19.0 GUEB126703
K18B05G C2018 01 25.22745 08 35 10.17 +46 54 07.2 18.9 GUEB126703
K18B05G C2018 01 25.23277 08 35 08.32 +46 53 26.0 19.6 GUEB126703
K18B05G C2018 01 25.23810 08 35 06.38 +46 52 46.3 18.9 GUEB126703
K18B05G KC2018 01 25.27890 08 34 46.54 +46 47 32.6 19.3 RqEB126850
K18B05G KC2018 01 25.29078 08 34 42.31 +46 45 59.1 18.9 RqEB126850
K18B05G KC2018 01 25.31673 08 34 33.11 +46 42 34.2 18.9 RqEB126850
K18B05G KC2018 01 25.33452 08 34 26.88 +46 40 12.3 19.2 RqEB126850
K18B05G C2018 01 25.37101 08 34 18.61 +46 35 45.7 19.0 GUEB126I52
K18B05G C2018 01 25.37466 08 34 17.32 +46 35 17.1 18.0 GUEB126I52
K18B05G C2018 01 25.37484 08 34 17.25 +46 35 15.5 18.3 GUEB126I52
K18B05G C2018 01 25.37735 08 34 16.38 +46 34 56.0 18.9 GUEB126I52
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.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
587 Sormano. Observers F. Manca, P. Sicoli, A. Testa. Measurer P. Sicoli.
0.5-m f/6.8 reflector + CCD.
703 Catalina Sky Survey. Observers G. J. Leonard, J. A. Johnson. 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. 0.68-m Schmidt + 10K CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/7.6
Schmidt-Cassegrain + CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4.0 reflector + 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 G. J. Leonard,
J. A. Johnson. 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.
K38 M57 Observatory, Saltrio. Observer G. Baj. 0.30-m f/5.5 Ritchey-Chretien
+ CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.40-m
f/3.2 Newtonian reflector + CCD.
K65 Cesena. Observer V. Tinella. 0.40-m f/7 Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca. Observer L. Hudin. 0.3-m f/5
reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.20-m f/10
Schmidt-Cassegrain + CCD + f/7.0 focal reducer.
Z84 Calar Alto-Schmidt. Observer E. Schwab. Measurers E. Schwab, M. Micheli,
D. Koschny. 0.8-m f/3 Schmidt + CCD.
Orbital elements:
2018 BG5 Earth MOID = 0.0269 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 300.14756 (2000.0) P Q
n 0.83823227 Peri. 33.50375 +0.84645349 -0.53246212
a 1.1140204 Node 358.66751 +0.48107851 +0.76537852
e 0.2828876 Incl. 1.87045 +0.22821032 +0.36149664
P 1.18 H 24.0 G 0.15 U 7
Residuals in seconds of arc
180122 703 0.2- 0.3- 180122 L01 0.0 0.1+ 180124 K38 0.1- 0.9-
180122 703 0.4- 0.4- 180122 L01 0.4+ 0.3+ 180124 W34 0.2+ 0.0
180122 703 0.8- 0.5- 180122 L01 0.2+ 0.0 180124 K38 0.1- 1.2-
180122 I52 0.1+ 0.3+ 180122 L01 0.0 0.0 180124 W34 0.5- 0.3+
180122 I52 0.3+ 0.2+ 180123 204 0.1+ 0.2+ 180124 K38 0.2+ 0.8-
180122 I52 0.3- 0.3+ 180123 204 0.2+ 0.1- 180124 I52 0.1+ 0.2-
180122 I52 0.2+ 0.0 180123 204 0.2+ 0.1+ 180124 I52 0.0 0.3-
180122 703 0.1- 0.5- 180123 I52 0.3- 0.2- 180124 I52 0.1+ 0.5+
180122 703 0.3+ 0.1+ 180123 I52 0.0 0.1+ 180124 I52 0.1- 0.5+
180122 703 0.2+ 0.2- 180123 I52 0.3+ 0.7+ 180125 K65 0.8- 0.5+
180122 703 0.4- 0.4+ 180123 L04 0.4- 0.0 180125 K65 0.2+ 0.2+
180122 I52 0.2+ 0.1- 180123 L04 0.1+ 0.0 180125 H01 0.1- 0.1+
180122 I52 0.1- 0.3+ 180123 L04 0.1- 0.3+ 180125 H01 0.1- 0.1+
180122 I52 0.3+ 0.2+ 180123 587 0.1+ 0.1+ 180125 H01 0.0 0.1+
180122 C77 0.1+ 0.2- 180123 587 0.2+ 0.4- 180125 H01 0.1- 0.1+
180122 C77 0.1+ 0.3- 180123 587 0.2+ 0.2- 180125 703 0.2- 0.3+
180122 C77 (1.0+ 2.0+) 180123 160 0.3- 0.1+ 180125 703 0.1+ 0.4+
180122 C77 0.2+ 0.3+ 180123 160 0.1- 0.6- 180125 703 0.5+ 0.9-
180122 K63 0.4- 0.2- 180123 160 0.2- 0.2+ 180125 703 0.1+ 0.6-
180122 K63 0.7- 0.0 180123 160 0.3+ 0.4- 180125 850 0.2- 0.2-
180122 K63 0.1+ 0.1- 180123 160 0.8+ 0.1- 180125 850 0.1+ 0.2-
180122 Z84 0.0 0.1+ 180123 204 0.0 0.3+ 180125 850 0.2+ 0.4+
180122 Z84 0.1+ 0.0 180123 204 0.1+ 0.1+ 180125 850 0.0 0.2+
180122 Z84 0.0 0.2- 180123 104 0.1+ 0.1+ 180125 I52 0.1- 0.1+
180122 L01 0.2+ 0.1- 180123 204 0.0 0.2+ 180125 I52 0.1- 0.1+
180122 L01 0.0 0.4+ 180123 104 0.1+ 0.0 180125 I52 0.2- 0.0
180122 L01 0.0 0.4+ 180123 104 0.1- 0.1+ 180125 I52 0.0 0.2+
Ephemeris:
2018 BG5 a,e,i = 1.11, 0.28, 2 q = 0.7989
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 12 26 19 32 26.1 -03 56 02 0.09695 0.8977 26.5 150.8 27.3
...
2018 01 10 18 50 16.6 +34 26 17 0.03512 0.9648 57.0 121.2 21.6
...
2018 01 18 10 56 59.2 +71 48 58 0.03412 1.0028 122.9 55.5 18.7
...
2018 01 24 08 41 56.3 +49 46 45 0.05452 1.0316 149.3 29.1 19.0
2018 01 25 08 36 11.5 +47 23 52 0.05865 1.0365 151.6 26.8 19.1
2018 01 26 08 31 37.2 +45 18 04 0.06290 1.0413 153.5 24.9 19.2
...
2018 02 01 08 16 48.5 +36 42 56 0.09037 1.0699 158.6 19.6 19.9
...
2018 02 09 08 10 26.6 +30 39 20 0.1310 1.1075 156.0 21.3 20.8
...
2018 02 24 08 12 58.4 +24 54 45 0.2188 1.1747 144.6 29.2 22.3
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-B126
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