MPEC 2023-H256 : 2023 HG7
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M.P.E.C. 2023-H256 Issued 2023 April 30, 20:34 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2023 HG7
Observations:
K23H07G*1C2023 04 29.18195712 38 46.709+03 52 53.18 VEH256G96
K23H07G 1C2023 04 29.18709412 39 06.714+03 55 33.35 VEH256G96
K23H07G 1C2023 04 29.19737412 39 46.199+04 00 48.82 18.71GVEH256G96
K23H07G C2023 04 29.22017012 41 09.761+04 11 59.65 17.9 GVEH256H01
K23H07G C2023 04 29.22366512 41 22.802+04 13 43.38 17.9 GVEH256H01
K23H07G C2023 04 29.23470312 42 03.636+04 19 08.16 17.7 GVEH256H01
K23H07G C2023 04 29.24117512 42 27.301+04 22 16.02 18.2 GVEH256H01
K23H07G 1C2023 04 29.32128812 47 45.905+05 02 08.26 18.23GVEH256T12
K23H07G 1C2023 04 29.32176812 47 47.471+05 02 20.88 18.31GVEH256T12
K23H07G 1C2023 04 29.32202812 47 48.346+05 02 27.89 18.21GVEH256T12
K23H07G 1C2023 04 29.34534212 48 28.912+05 09 29.81 18.44GVEH256G96
K23H07G 1C2023 04 29.34584512 48 30.586+05 09 42.80 18.54GVEH256G96
K23H07G 1C2023 04 29.34635212 48 32.231+05 09 55.12 18.51GVEH256G96
K23H07G 1C2023 04 29.34685812 48 33.898+05 10 07.93 18.56GVEH256G96
K23H07G hC2023 04 29.87973313 12 47.215+07 56 24.11 19.1 GVEH256J95
K23H07G hC2023 04 29.88338013 12 54.017+07 57 16.49 19.0 GVEH256J95
K23H07G hC2023 04 29.88699613 13 00.758+07 58 08.22 19.0 GVEH256J95
K23H07G KB2023 04 29.92173 13 13 59.47 +08 06 03.2 19.1 GVEH256L65
K23H07G KB2023 04 29.93878 13 14 29.86 +08 09 54.9 18.4 GVEH256L65
K23H07G KC2023 04 30.18858713 21 53.64 +09 02 08.8 19.1 GXEH256858
K23H07G KC2023 04 30.19402513 22 01.10 +09 03 07.5 19.0 GXEH256858
K23H07G KC2023 04 30.19954013 22 08.62 +09 04 06.7 19.2 GXEH256858
K23H07G C2023 04 30.24998313 23 21.380+09 12 56.18 19.3 GVEH256654
K23H07G C2023 04 30.27173713 23 49.335+09 16 35.50 19.3 GVEH256654
K23H07G C2023 04 30.32610013 24 57.184+09 25 21.18 19.3 GVEH256654
Observer details:
654 Table Mountain Observatory, Wrightwood-PHMC. Observers N. Evans, P. Choi,
N. Saini, C. Zhai, R. Trahan, M. Shao. 1.0-m Reflector + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m f/8.1
Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. Measurers E. J. Christensen,
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, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K
CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
L65 Bredenkamp Observatory, Bremen. Observer H. Duin. 0.23-m f/6.3 reflector
+ CMO.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer Y.
Ramanjooloo. Measurers R. Weryk, Y. Ramanjooloo, R. Wainscoat. 2.24-m
University of Hawaii reflector + CCD.
Orbital elements:
2023 HG7 Earth MOID = 0.0029 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 5.46152 (2000.0) P Q
n 0.89892261 Peri. 256.03695 -0.39000741 -0.91256136
a 1.0632968 Node 217.67509 +0.90329000 -0.35322639
e 0.3613178 Incl. 11.60884 +0.17877748 -0.20606525
P 1.10 H 27.11 G 0.15 U 6
Residuals in seconds of arc
230429 G96 0.9+ 0.2+ 230429 T12 (0.4+ 0.2+) 230429 L65 0.4+ 0.4+
230429 G96 0.5- 0.1- 230429 G96 0.4- 0.2- 230430 858 0.1+ 0.1+
230429 G96 5.3- 2.3- 230429 G96 0.0 0.1+ 230430 858 0.1+ 0.1+
230429 H01 0.0 0.1- 230429 G96 0.2- 0.3- 230430 858 0.1+ 0.1+
230429 H01 0.0 0.2- 230429 G96 0.1- 0.2- 230430 654 0.1- 0.0
230429 H01 0.2+ 0.1+ 230429 J95 0.1- 0.1- 230430 654 0.0 0.0
230429 H01 0.0 0.0 230429 J95 0.2- 0.1- 230430 654 0.0 0.0
230429 T12 0.0 0.0 230429 J95 0.1+ 0.1-
230429 T12 0.0 0.0 230429 L65 0.2- 0.2-
Ephemeris:
2023 HG7 a,e,i = 1.06, 0.36, 12 q = 0.6791
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 31 02 20 19.6 -13 23 38 0.2063 0.8291 31.2 141.4 30.3
...
2023 04 15 02 32 44.9 -16 00 55 0.09181 0.9244 29.8 147.4 29.7
...
2023 04 23 02 52 17.1 -18 07 53 0.03509 0.9760 33.0 145.9 27.5
...
2023 04 29 12 24 01.4 +02 13 36 0.0087101.0141 146.3 33.5 18.2
2023 04 30 13 16 24.9 +08 29 53 0.01511 1.0203 151.1 28.5 19.3
2023 05 01 13 37 30.7 +10 51 14 0.02190 1.0265 151.1 28.3 20.1
...
2023 05 07 14 08 30.5 +13 50 30 0.06390 1.0633 147.6 30.6 22.6
...
2023 05 15 14 16 57.5 +13 56 42 0.1214 1.1104 143.3 32.9 24.1
...
2023 05 30 14 25 29.0 +12 14 06 0.2351 1.1919 135.2 36.8 25.8
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H256
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