[Iaude] MPEC M34: 2018 BZ2 [a=2.17,e=0.60,i=11.8,H=20.4]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Jun 19 11:01:21 EDT 2020
M.P.E.C. 2020-M34 Issued 2020 June 19, 15:00 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
2018 BZ2
Revision to MPEC 2018-B86
Additional Observations:
K18B02Z KC2020 06 16.39316016 40 19.755-17 46 32.85 23.87GVEM034T14
K18B02Z C2020 06 16.39639116 40 19.473-17 46 31.66 23.79GVEM034T14
K18B02Z C2020 06 16.39942016 40 19.213-17 46 30.43 23.88GVEM034T14
K18B02Z C2020 06 16.40245016 40 18.946-17 46 29.37 23.46GVEM034T14
K18B02Z C2020 06 17.34723216 38 59.410-17 40 31.06 23.73GVEM034T14
K18B02Z C2020 06 17.35026216 38 59.150-17 40 29.98 23.67GVEM034T14
K18B02Z C2020 06 17.35329116 38 58.891-17 40 28.88 23.85GVEM034T14
Observer details:
T14 Mauna Kea-UH/Tholen NEO Follow-Up (CFHT). Observer C. Wipper. Measurer
D. J. Tholen. 3.6-m f/4.1 reflector + MegaCam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
200616 T14 0.04- 0.00- 200617 T14 0.04- 0.00- MPO473494 -0.15 days
Orbital elements:
2018 BZ2 PHA, Earth MOID = 0.0466 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 283.58041 (2000.0) P Q
n 0.30765262 Peri. 150.57946 +0.81242707 -0.55318326
a 2.1731797 Node 244.15601 +0.48692839 +0.81753537
e 0.5987295 Incl. 11.81388 +0.32072261 +0.16007561
P 3.20 H 20.4 G 0.15 U 1
Residuals in seconds of arc
171212 F51 0.1- 0.1+ 180119 J95 0.1+ 0.6- 180204 I52 0.2+ 0.3+
171212 F51 0.2+ 0.0 180120 I52 0.2- 0.2+ 180204 807 0.3+ 0.5+
180118 G96 0.0 0.0 180120 I52 0.0 0.6+ 180204 807 0.1- 0.5+
180118 G96 0.0 0.0 180120 I52 0.6- 0.2+ 180204 807 0.1+ 0.3+
180118 G96 0.0 0.3- 180120 I52 0.0 0.7+ 180204 691 0.7- 0.0
180118 G96 0.1- 0.2- 180120 G40 0.6+ 0.4- 180204 691 0.8- 0.4+
180118 H01 0.1+ 0.2+ 180120 G40 0.6+ 0.3- 180204 691 0.1- 0.4+
180118 H01 0.0 0.1+ 180123 V06 0.1+ 0.3+ 180205 691 0.2- 0.3+
180118 H01 0.1+ 0.1+ 180123 V06 0.0 0.2+ 180205 691 0.1+ 0.1-
180118 H01 0.0 0.2+ 180123 V06 0.3- 0.4+ 180206 691 0.4+ 0.0
180118 G96 0.0 0.4+ 180123 V06 0.1+ 0.2+ 180206 691 0.3- 0.3+
180118 G96 0.2- 0.1- 180123 807 0.1- 0.2- 180206 691 0.3- 0.3-
180118 G96 0.0 0.2+ 180123 807 0.0 0.0 180207 691 0.3- 0.1+
180118 G96 0.0 0.0 180123 807 0.1+ 0.2+ 180207 691 0.2+ 0.3-
180118 J95 0.8+ 0.1+ 180123 I52 0.0 0.2- 180207 691 0.4- 0.0
180118 J95 0.3- 0.5- 180123 I52 0.1- 0.1+ 180208 711 0.2- 0.3+
180118 J95 0.5- 0.1+ 180123 I52 0.1+ 0.1+ 180208 711 0.0 0.1-
180118 K51 0.6+ 0.2+ 180123 I52 0.0 0.0 180208 711 0.1- 0.1+
180118 K51 0.3+ 0.5+ 180124 691 0.6+ 0.2- 180213 474 0.3+ 0.6+
180118 K51 0.5- 0.3+ 180124 691 0.4- 0.4+ 180213 474 0.1+ 0.5+
180118 587 0.7- 0.2- 180124 691 0.9- 0.9+ 180213 474 0.1+ 0.0
180118 587 0.4- 0.6- 180124 691 0.1- 0.4+ 180213 474 (0.7- 1.8-)
180118 587 0.7- 0.6- 180125 I52 0.5- 0.2- 180219 807 0.0 0.4+
180119 H01 0.1- 0.0 180125 I52 0.4+ 0.3+ 180219 807 0.3+ 0.2-
180119 H01 0.1+ 0.1+ 180125 I52 0.2- 0.3+ 180219 807 0.0 0.3-
180119 I52 0.2- 0.2+ 180125 I52 0.2- 0.2- 180220 807 0.2+ 0.1+
180119 I52 0.1- 0.0 180126 H21 0.4- 0.4- 180220 807 0.0 0.1+
180119 I52 0.1- 0.3+ 180126 H21 0.7- 0.4- 180220 807 0.1+ 0.3-
180119 I52 0.4- 0.1- 180126 H21 0.7- 0.4- 180303 695 0.2- 0.4+
180119 H01 0.0 0.2+ 180127 I52 0.8- 0.2+ 180303 695 0.0 0.6+
180119 H01 0.1+ 0.1+ 180127 I52 0.2+ 0.1- 180303 695 0.1- 0.3+
180119 033 0.2- 0.2+ 180127 I52 0.1+ 0.3- 200616 T14 0.0 0.0
180119 033 0.2- 0.0 180203 807 0.1+ 0.1+ 200616 T14 0.0 0.0
180119 033 0.1+ 0.1+ 180203 807 0.0 0.3+ 200616 T14 0.0 0.0
180119 033 0.0 0.2+ 180203 807 0.0 0.1+ 200616 T14 0.0 0.0
180119 033 0.2+ 0.1+ 180204 I52 0.3- 0.5- 200617 T14 0.0 0.1+
180119 033 0.0 0.2- 180204 I52 0.1+ 0.2- 200617 T14 0.0 0.0
180119 J95 1.1+ 0.6- 180204 I52 0.1+ 0.0 200617 T14 0.0 0.0
Ephemeris:
2018 BZ2 a,e,i = 2.17, 0.60, 12 q = 0.8720
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 05 20 17 16 43.9 -20 26 43 1.6837 2.6539 159.2 7.8 24.2
...
2020 06 04 16 57 51.4 -19 03 40 1.5589 2.5719 176.0 1.6 23.6
...
2020 06 12 16 46 33.9 -18 14 15 1.5193 2.5263 170.4 3.8 23.7
...
2020 06 18 16 38 04.6 -17 36 21 1.5020 2.4912 162.9 6.9 23.8
2020 06 19 16 36 41.2 -17 30 03 1.5001 2.4853 161.7 7.4 23.8
2020 06 20 16 35 18.4 -17 23 47 1.4985 2.4794 160.4 7.9 23.8
...
2020 06 26 16 27 19.9 -16 46 54 1.4946 2.4433 152.8 11.0 23.9
...
2020 07 04 16 17 52.0 -16 01 22 1.5033 2.3940 142.9 14.8 24.0
...
2020 07 19 16 05 09.4 -14 54 20 1.5539 2.2978 125.5 21.1 24.2
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-M34
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