MPEC 2018-B49 : 2018 BW
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M.P.E.C. 2018-B49 Issued 2018 Jan. 18, 18:22 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 BW
Observations:
K18B00W* C2018 01 17.46090 12 39 51.65 +41 08 31.8 18.5 GUEB049703
K18B00W C2018 01 17.47751 12 39 31.68 +41 13 27.5 18.9 GUEB049703
K18B00W C2018 01 17.48292 12 39 24.99 +41 15 03.7 18.8 GUEB049703
K18B00W C2018 01 17.49123 12 39 14.98 +41 17 22.5 UEB049703
K18B00W C2018 01 17.49164 12 39 14.47 +41 17 30.8 18.9 GUEB049703
K18B00W C2018 01 17.49204 12 39 13.94 +41 17 37.2 19.4 GUEB049703
K18B00W C2018 01 17.49244 12 39 13.47 +41 17 45.9 18.8 GUEB049703
K18B00W C2018 01 17.51257 12 38 49.49 +41 23 13.5 19.9 GUEB049I52
K18B00W C2018 01 17.51276 12 38 49.29 +41 23 16.8 19.4 GUEB049I52
K18B00W C2018 01 17.51294 12 38 49.06 +41 23 19.6 19.8 GUEB049I52
K18B00W C2018 01 17.51312 12 38 48.85 +41 23 22.2 19.4 GUEB049I52
K18B00W C2018 01 17.55095 12 38 04.80 +41 32 53.0 19.7 GUEB049703
K18B00W C2018 01 17.55136 12 38 04.33 +41 32 58.8 19.2 GUEB049703
K18B00W C2018 01 17.55176 12 38 03.98 +41 33 04.9 19.3 GUEB049703
K18B00W C2018 01 17.55216 12 38 03.57 +41 33 10.6 19.2 GUEB049703
K18B00W KC2018 01 18.12672 12 34 46.55 +43 25 31.5 19.8 GUEB049J04
K18B00W KC2018 01 18.12998 12 34 44.13 +43 26 08.5 19.7 GUEB049J04
K18B00W KC2018 01 18.13331 12 34 41.61 +43 26 46.8 19.9 GUEB049J04
K18B00W KC2018 01 18.14087412 33 58.04 +43 25 33.3 19.7 VSEB049L01
K18B00W KC2018 01 18.14251712 33 56.85 +43 25 48.2 20.0 VSEB049L01
K18B00W KC2018 01 18.14667212 33 53.73 +43 26 27.1 20.2 VSEB049L01
K18B00W C2018 01 18.48569 12 32 02.19 +44 14 33.5 20.5 GUEB049I52
K18B00W C2018 01 18.48665 12 32 01.53 +44 14 40.5 20.6 GUEB049I52
K18B00W C2018 01 18.48763 12 32 00.79 +44 14 47.5 20.3 GUEB049I52
K18B00W C2018 01 18.48860 12 32 00.14 +44 14 54.4 20.5 GUEB049I52
K18B00W KC2018 01 18.49100 12 31 42.86 +44 13 36.7 20.1 RqEB049H36
K18B00W KC2018 01 18.50328 12 31 34.68 +44 14 55.3 19.3 RqEB049H36
K18B00W KC2018 01 18.50942 12 31 30.71 +44 15 33.4 19.7 RqEB049H36
Observer details:
703 Catalina Sky Survey. Observer G. J. Leonard. 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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. G. Matheny.
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.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers
A. Knoefel, D. Koschny, M. Busch, M. Micheli, E. Schwab. 1.0-m f/4.4
reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Hrzenjak. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2018 BW Earth MOID = 0.0011 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 293.45269 (2000.0) P Q
n 0.57904466 Peri. 337.59145 -0.05757760 -0.99147791
a 1.4255901 Node 115.54308 +0.93447895 -0.09471730
e 0.3227337 Incl. 7.44183 +0.35133161 +0.08944372
P 1.70 H 28.1 G 0.15 U 6
Residuals in seconds of arc
180117 703 0.5- 0.9+ 180117 I52 0.1+ 0.2- 180118 L01 0.2- 0.0
180117 703 1.6+ 0.6- 180117 703 0.8- 0.6- 180118 I52 0.2- 0.1+
180117 703 0.0 1.5+ 180117 703 0.9- 0.6- 180118 I52 0.0 0.1+
180117 703 0.3+ 1.6- 180117 703 0.2+ 0.2- 180118 I52 0.6- 0.0
180117 703 0.1+ 0.2- 180117 703 0.7+ 0.2- 180118 I52 0.2- 0.1-
180117 703 0.4- 0.6- 180118 J04 0.2+ 0.0 180118 H36 1.3+ 0.7-
180117 703 0.3- 1.4+ 180118 J04 0.4+ 0.5- 180118 H36 0.1- 0.1+
180117 I52 0.1- 0.1- 180118 J04 0.3+ 0.1- 180118 H36 0.1- 0.5+
180117 I52 0.2+ 0.1+ 180118 L01 0.6- 0.5+
180117 I52 0.0 0.1+ 180118 L01 0.1- 0.1-
Ephemeris:
2018 BW a,e,i = 1.43, 0.32, 7 q = 0.9655
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 12 19 00 18 44.0 -45 09 17 0.1016 0.9696 78.9 95.2 26.5
...
2018 01 03 00 25 51.0 -45 30 16 0.04762 0.9674 69.2 108.1 25.5
...
2018 01 11 00 22 21.5 -47 41 57 0.01762 0.9756 63.0 116.0 23.8
...
2018 01 17 12 45 33.6 +38 13 26 0.0053460.9862 115.9 63.8 19.0
2018 01 18 12 34 46.9 +43 03 26 0.0090890.9883 119.0 60.5 20.0
2018 01 19 12 29 40.5 +45 02 43 0.01285 0.9905 120.6 58.8 20.7
...
2018 01 25 12 19 21.6 +48 00 59 0.03547 1.0055 125.5 52.9 22.8
...
2018 02 02 12 12 03.0 +48 32 50 0.06572 1.0290 130.1 47.1 24.0
...
2018 02 17 11 54 49.0 +47 39 10 0.1240 1.0824 137.3 38.3 25.3
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-B49
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