[Iaude] MPEC Q112: 2020 QB2 [a=2.32,e=0.64,i=1.5,H=25.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Aug 19 22:21:43 EDT 2020
M.P.E.C. 2020-Q112 Issued 2020 August 20, 02:20 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 QB2
Observations:
K20Q02B C2020 08 14.57335100 00 03.086-03 41 38.02 19.37GVEQ112F52
K20Q02B C2020 08 15.41668223 48 02.344-03 54 56.72 19.67GVEQ112F51
K20Q02B C2020 08 15.42912423 47 52.332-03 55 07.32 19.66GVEQ112F51
K20Q02B C2020 08 15.44160023 47 42.296-03 55 17.79 19.71GVEQ112F51
K20Q02B* C2020 08 18.32832 23 23 38.09 -04 21 26.2 20.2 GVEQ112G96
K20Q02B C2020 08 18.33348 23 23 36.09 -04 21 27.8 20.8 GVEQ112G96
K20Q02B C2020 08 18.33865 23 23 34.21 -04 21 29.7 20.7 GVEQ112G96
K20Q02B C2020 08 18.34381 23 23 32.19 -04 21 32.0 21.0 GVEQ112G96
K20Q02B C2020 08 18.44045 23 22 55.84 -04 22 06.3 20.4 GVEQ112I52
K20Q02B C2020 08 18.44172 23 22 55.39 -04 22 06.6 20.2 GVEQ112I52
K20Q02B C2020 08 18.44298 23 22 54.92 -04 22 07.1 19.8 GVEQ112I52
K20Q02B C2020 08 18.44424 23 22 54.46 -04 22 07.5 19.9 GVEQ112I52
K20Q02B KC2020 08 18.93304823 20 29.15 -04 25 12.3 21.1 GVEQ112I93
K20Q02B KC2020 08 18.95020923 20 23.63 -04 25 17.7 20.3 GVEQ112I93
K20Q02B C2020 08 19.34198 23 18 30.00 -04 27 05.3 20.6 GVEQ112G96
K20Q02B C2020 08 19.34721 23 18 28.35 -04 27 06.9 20.5 GVEQ112G96
K20Q02B C2020 08 19.35245 23 18 26.75 -04 27 08.4 20.3 GVEQ112G96
K20Q02B C2020 08 19.35767 23 18 25.10 -04 27 09.5 20.5 GVEQ112G96
K20Q02B C2020 08 19.94872 23 15 55.18 -04 30 25.6 21.2 VVEQ112033
K20Q02B C2020 08 19.95127 23 15 54.42 -04 30 26.4 21.1 VVEQ112033
K20Q02B C2020 08 19.95381 23 15 53.81 -04 30 27.1 21.3 VVEQ112033
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, F.
Ludwig, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, 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.
G96 Mt. Lemmon Survey. Observer H. Groeller. Measurers E. J. Christensen, G.
A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A.
Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer T. A. Pruyne.
Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A.
Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m
reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
Orbital elements:
2020 QB2 Earth MOID = 0.0043 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Pike
M 350.91505 (2000.0) P Q
n 0.27951204 Peri. 294.45018 -0.12990080 +0.99142704
a 2.3166959 Node 328.07610 -0.89979561 -0.12383592
e 0.6387566 Incl. 1.52564 -0.41652569 -0.04167846
P 3.53 H 25.2 G 0.15 U 7
Residuals in seconds of arc
200814 F52 0.2+ 0.0 200818 G96 0.1+ 0.0 200819 G96 0.0 0.2-
200815 F51 0.1- 0.0 200818 I52 0.3- 0.1+ 200819 G96 0.3- 0.2-
200815 F51 0.0 0.0 200818 I52 0.0 0.2+ 200819 G96 0.2+ 0.0
200815 F51 0.1+ 0.0 200818 I52 0.1- 0.1+ 200819 G96 0.2- 0.5+
200818 G96 0.2+ 0.1- 200818 I52 0.0 0.1+ 200819 033 0.4+ 0.2-
200818 G96 0.4- 0.3+ 200818 I93 0.2+ 0.4- 200819 033 0.8- 0.2-
200818 G96 0.9+ 0.3+ 200818 I93 0.1+ 0.2+ 200819 033 0.2+ 0.2-
Ephemeris:
2020 QB2 a,e,i = 2.32, 0.64, 2 q = 0.8369
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 07 21 10 15 15.5 +05 53 37 0.1725 0.8812 35.4 138.1 27.7
...
2020 08 05 09 26 01.6 +05 29 39 0.04444 0.9712 13.0 166.4 32.3
...
2020 08 13 00 37 47.8 -02 55 25 0.02793 1.0323 132.6 46.3 19.3
...
2020 08 19 23 20 05.6 -04 24 08 0.07555 1.0821 157.1 21.3 20.8
2020 08 20 23 15 40.9 -04 29 14 0.08385 1.0906 159.1 19.3 21.0
2020 08 21 23 12 01.2 -04 33 39 0.09221 1.0992 160.9 17.5 21.1
...
2020 08 27 22 58 34.3 -04 52 57 0.1437 1.1521 169.8 8.9 21.9
...
2020 09 04 22 50 13.8 -05 10 16 0.2165 1.2249 177.9 1.7 22.5
...
2020 09 19 22 44 54.5 -05 26 24 0.3703 1.3647 164.2 11.6 24.4
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Q112
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