MPEC 2018-B129: 2018 BL5
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M.P.E.C. 2018-B129 Issued 2018 Jan. 25, 20:05 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 BL5
Observations:
K18B05L* C2018 01 23.16375 05 39 22.03 +22 53 04.1 21.0 GUEB129G96
K18B05L C2018 01 23.16887 05 39 22.94 +22 53 15.9 21.1 GUEB129G96
K18B05L C2018 01 23.17399 05 39 23.87 +22 53 27.5 21.1 GUEB129G96
K18B05L C2018 01 23.17911 05 39 24.82 +22 53 39.1 20.9 GUEB129G96
K18B05L C2018 01 23.25132 05 39 37.83 +22 56 21.1 21.1 GUEB129I52
K18B05L C2018 01 23.25629 05 39 38.76 +22 56 32.0 20.6 GUEB129I52
K18B05L C2018 01 23.25877 05 39 39.18 +22 56 37.8 UEB129I52
K18B05L KC2018 01 23.91489 05 41 57.54 +23 21 02.1 20.8 UEB129104
K18B05L KC2018 01 23.92374 05 41 59.26 +23 21 22.3 21.0 UEB129104
K18B05L KC2018 01 23.95410 05 42 05.14 +23 22 28.1 20.8 UEB129104
K18B05L C2018 01 24.12835905 42 46.18 +23 29 14.4 20.5 GUEB129H01
K18B05L C2018 01 24.13529905 42 47.51 +23 29 30.3 20.7 GUEB129H01
K18B05L C2018 01 24.14502305 42 49.37 +23 29 52.7 20.7 GUEB129H01
K18B05L C2018 01 24.14925205 42 50.17 +23 30 02.5 20.4 GUEB129H01
K18B05L C2018 01 24.17433 05 42 55.23 +23 31 02.0 20.6 GUEB129V06
K18B05L C2018 01 24.17584 05 42 55.54 +23 31 04.6 UEB129V06
K18B05L C2018 01 24.17736 05 42 55.81 +23 31 08.7 UEB129V06
K18B05L C2018 01 24.17887 05 42 56.07 +23 31 11.5 UEB129V06
K18B05L C2018 01 25.11854505 46 25.07 +24 06 29.7 20.5 GUEB129H01
K18B05L C2018 01 25.12215905 46 25.79 +24 06 38.0 20.6 GUEB129H01
K18B05L C2018 01 25.13255105 46 27.89 +24 07 02.2 20.8 GUEB129H01
K18B05L C2018 01 25.14186605 46 29.76 +24 07 23.8 20.6 GUEB129H01
K18B05L C2018 01 25.15076 05 46 31.85 +24 07 45.9 UEB129I52
K18B05L C2018 01 25.15200 05 46 32.07 +24 07 48.0 21.7 GUEB129I52
K18B05L C2018 01 25.15324 05 46 32.35 +24 07 51.0 20.8 GUEB129I52
K18B05L C2018 01 25.23328 05 46 48.29 +24 10 53.7 20.8 GUEB129V06
K18B05L C2018 01 25.23571 05 46 48.80 +24 10 58.3 UEB129V06
K18B05L C2018 01 25.23814 05 46 49.31 +24 11 03.5 21.0 GUEB129V06
K18B05L C2018 01 25.23899 05 46 49.46 +24 11 05.7 20.9 GUEB129V06
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. 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.
1.5-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. Observer 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.
V06 Catalina Sky Survey-Kuiper. Observer D. C. Fuls. 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 BL5 Earth MOID = 0.1023 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 296.89101 (2000.0) P Q
n 0.42438902 Peri. 6.88851 -0.59409975 -0.80217924
a 1.7537188 Node 119.57745 +0.73470581 -0.57131327
e 0.3812391 Incl. 3.93057 +0.32749483 -0.17352123
P 2.32 H 24.0 G 0.15 U 6
Residuals in seconds of arc
180123 G96 0.2- 0.3- 180124 H01 0.3- 0.0 180125 H01 0.2- 0.1-
180123 G96 0.4- 0.2- 180124 H01 0.2- 0.1- 180125 H01 0.3- 0.0
180123 G96 0.3- 0.2- 180124 H01 0.2- 0.1- 180125 I52 0.1+ 0.2+
180123 G96 0.1+ 0.3- 180124 H01 0.3- 0.0 180125 I52 0.3- 0.5-
180123 I52 0.1- 0.1+ 180124 V06 0.1- 0.5+ 180125 I52 0.2+ 0.4-
180123 I52 0.3+ 0.1+ 180124 V06 0.2+ 0.3- 180125 V06 0.4- 0.8+
180123 I52 0.2- 0.4+ 180124 V06 0.0 0.3+ 180125 V06 0.1- 0.1-
180123 104 0.6- 0.1+ 180124 V06 0.4- 0.3- 180125 V06 0.2+ 0.3-
180123 104 0.3- 0.7+ 180125 H01 0.2- 0.1- 180125 V06 0.1- 0.0
180123 104 0.2- 0.3- 180125 H01 0.3- 0.2-
Ephemeris:
2018 BL5 a,e,i = 1.75, 0.38, 4 q = 1.0851
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 12 26 04 55 19.5 +10 02 05 0.1723 1.1432 156.2 20.3 21.5
...
2018 01 10 05 07 23.9 +15 25 33 0.1420 1.1053 147.0 29.0 21.2
...
2018 01 18 05 23 46.0 +19 44 24 0.1316 1.0928 143.7 32.2 21.2
...
2018 01 24 05 42 16.7 +23 24 37 0.1266 1.0872 142.2 33.7 21.1
2018 01 25 05 45 56.3 +24 02 15 0.1260 1.0866 142.1 33.8 21.1
2018 01 26 05 49 45.9 +24 39 52 0.1255 1.0861 141.9 34.0 21.1
...
2018 02 01 06 16 10.5 +28 19 19 0.1241 1.0851 141.5 34.4 21.1
...
2018 02 09 06 59 19.4 +32 21 01 0.1271 1.0892 141.7 34.1 21.1
...
2018 02 24 08 28 30.6 +34 56 06 0.1497 1.1126 142.9 32.5 21.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-B129
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