[Iaude] MPEC D40: 2023 BW9 [a=0.66,e=0.59,i=30.1,H=21.68]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sat Feb 17 09:12:55 EST 2024
M.P.E.C. 2024-D40 Issued 2024 February 17, 14:11 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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
2023 BW9
Revision to MPEC 2023-C27
Additional Observations:
K23B09W 7C2024 02 12.84183201 39 14.212+29 39 36.48 22.1 GVED040Z84
K23B09W 7C2024 02 12.86175401 39 22.254+29 41 20.11 22.3 GVED040Z84
K23B09W 7C2024 02 12.88201301 39 30.419+29 43 04.84 VED040Z84
K23B09W KC2024 02 16.09905302 00 36.947+33 56 35.88 21.89GVED040V06
K23B09W KC2024 02 16.10572602 00 39.424+33 57 03.78 21.99GVED040V06
K23B09W KC2024 02 16.11240002 00 41.915+33 57 31.79 21.99GVED040V06
Observer details:
V06 Catalina Sky Survey-Kuiper. Observer J. B. Fazekas. Measurers T. Beuden,
V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J.
Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.55-m
reflector + 1K CCD.
Z84 Calar Alto-Schmidt. Observers F. Ocana, R. Kresken, M. Micheli, L.
Conversi. Measurers F. Ocana, M. Micheli. 0.8-m f/3 Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240212 Z84 0.00+ 0.14+ 240216 V06 0.00+ 0.13+ MPO736076 -0.02 days
Orbital elements:
2023 BW9 Earth MOID = 0.1053 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 197.81668 (2000.0) P Q
n 1.82944346 Peri. 216.06721 +0.79810490 +0.39266017
a 0.6620997 Node 114.45367 -0.36415024 +0.91862911
e 0.5857168 Incl. 30.13449 -0.48002413 -0.04402904
P 0.54 H 21.68 G 0.15 U 2
Residuals in seconds of arc
230130 G96 0.1+ 0.6- 230131 H01 0.0 0.0 230204 I52 0.1- 0.5+
230130 G96 0.3- 0.5+ 230201 204 0.3+ 0.0 230204 I52 0.1+ 0.4-
230130 G96 0.2- 0.1+ 230201 204 0.2+ 0.4- 230209 I52 0.2- 0.1-
230130 G96 0.1- 0.3+ 230201 H21 0.1- 0.1+ 230209 I52 (1.3- 0.9-)
230131 L01 0.8+ 0.0 230201 H21 0.3+ 0.5+ 230209 I52 0.6+ 0.0
230131 L01 0.3- 0.1- 230201 H21 0.3+ 0.3+ 230209 I52 0.6- 0.3+
230131 L01 0.2- 0.5- 230201 H36 0.1- 1.6- 240212 Z84 0.2+ 0.1+
230131 L01 0.1+ 0.5- 230201 H36 0.2+ 0.8+ 240212 Z84 0.1+ 0.2+
230131 L01 0.3- 0.4- 230203 H21 0.2- 0.0 240212 Z84 0.4- 0.1-
230131 H01 0.1- 0.1- 230203 H21 0.3- 0.3+ 240216 V06 0.1- 0.0
230131 H01 0.1- 0.1+ 230203 H21 0.0 0.2+ 240216 V06 0.0 0.1-
230131 H01 0.1- 0.1+ 230204 I52 0.0 0.5- 240216 V06 0.2+ 0.0
Ephemeris:
2023 BW9 a,e,i = 0.66, 0.59, 30 q = 0.2743
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 01 18 22 11 13.9 -24 48 49 0.3435 0.7129 31.3 134.2 24.8
...
2024 02 02 00 16 42.0 +08 01 53 0.2692 0.8595 54.9 110.2 22.7
...
2024 02 10 01 19 14.8 +25 06 52 0.3035 0.9190 68.3 93.8 22.2
...
2024 02 16 02 00 00.2 +33 49 34 0.3492 0.9558 74.5 84.9 22.3
2024 02 17 02 06 15.1 +34 58 17 0.3578 0.9613 75.3 83.6 22.3
2024 02 18 02 12 20.9 +36 02 30 0.3666 0.9667 75.9 82.5 22.3
...
2024 02 24 02 45 57.8 +41 08 35 0.4220 0.9951 78.5 77.0 22.5
...
2024 03 03 03 24 05.1 +45 27 38 0.4990 1.0235 79.3 72.1 22.7
...
2024 03 18 04 21 46.2 +49 36 32 0.6366 1.0491 76.5 67.3 23.2
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-D40
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