MPEC 2019-Y11 : 2019 WB7
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M.P.E.C. 2019-Y11 Issued 2019 December 17, 18:59 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
2019 WB7
Observations:
K19W07B* C2019 11 28.54154 08 56 58.431+21 10 56.28 21.5 wUEY011F51
K19W07B C2019 11 28.55400 08 56 58.872+21 10 48.81 21.6 wUEY011F51
K19W07B C2019 11 28.56651 08 56 59.273+21 10 41.40 21.4 wUEY011F51
K19W07B C2019 11 28.57908 08 56 59.722+21 10 33.59 21.6 wUEY011F51
K19W07B C2019 12 07.53375609 07 54.715+18 50 14.61 20.5 GVEY011F52
K19W07B C2019 12 07.54616409 07 55.098+18 49 58.99 20.4 GVEY011F52
K19W07B C2019 12 07.55864109 07 55.457+18 49 43.04 20.6 GVEY011F52
K19W07B C2019 12 07.57117209 07 55.807+18 49 26.65 20.7 GVEY011F52
K19W07B C2019 12 13.42486009 18 24.32 +15 28 37.3 19.65rUEY011I41
K19W07B C2019 12 13.42531009 18 24.37 +15 28 35.8 19.55rUEY011I41
K19W07B C2019 12 13.42937009 18 24.65 +15 28 23.5 19.53rUEY011I41
K19W07B C2019 12 13.44470009 18 25.75 +15 27 36.6 19.74rUEY011I41
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
I41 Palomar Mountain--ZTF. Observer Z. T. F. Collaboration. Measurers B. T.
Bolin, F. J. Masci. 1.2-m f/2.4 Schmidt.
Orbital elements:
2019 WB7 Earth MOID = 0.0043 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 89.98347 (2000.0) P Q
n 1.37070266 Peri. 339.36404 -0.48738625 +0.87274905
a 0.8026149 Node 261.45809 -0.79716430 -0.45764621
e 0.2921005 Incl. 1.60139 -0.35634777 -0.16990891
P 0.72 H 24.4 G 0.15 U 8
Residuals in seconds of arc
191128 F51 0.0 0.0 191207 F52 0.1+ 0.1+ 191213 I41 0.2- 0.1+
191128 F51 0.0 0.1- 191207 F52 0.1+ 0.1+ 191213 I41 0.1+ 0.0
191128 F51 0.3- 0.1+ 191207 F52 0.0 0.1+ 191213 I41 0.1- 0.0
191128 F51 0.2+ 0.0 191207 F52 0.1+ 0.0 191213 I41 0.1+ 0.2-
Ephemeris:
2019 WB7 a,e,i = 0.80, 0.29, 2 q = 0.5682
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 11 17 08 43 21.0 +22 53 55 0.1424 1.0390 106.8 65.6 22.6
...
2019 12 02 09 00 54.8 +20 27 51 0.08501 1.0279 117.4 58.4 21.2
...
2019 12 10 09 11 33.5 +17 45 45 0.05393 1.0147 122.4 55.1 20.1
...
2019 12 16 09 26 05.6 +12 34 16 0.03083 1.0015 123.5 55.0 18.9
2019 12 17 09 30 21.0 +10 52 19 0.02704 0.9991 123.0 55.7 18.6
2019 12 18 09 35 48.5 +08 37 35 0.02329 0.9965 121.9 57.0 18.3
...
2019 12 24 13 52 17.0 -56 26 29 0.0072940.9796 56.2 123.5 18.8
...
2020 01 01 20 26 44.2 -33 17 52 0.03371 0.9529 25.1 154.1 26.2
...
2020 01 16 20 39 59.1 -26 36 40 0.09609 0.8903 13.1 165.5 32.5
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y11
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