MPEC 2023-H255 : 2023 HF7
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Read MPEC 2023-H254
Read MPEC 2023-H256
M.P.E.C. 2023-H255 Issued 2023 April 30, 20:33 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 HF7
Observations:
K23H07F*1C2023 04 29.22086613 35 45.715+01 17 54.24 20.20GVEH255G96
K23H07F 1C2023 04 29.22601113 35 46.885+01 17 46.14 19.80GVEH255G96
K23H07F 1C2023 04 29.23115013 35 48.048+01 17 37.75 20.02GVEH255G96
K23H07F 1C2023 04 29.23629513 35 49.276+01 17 29.00 19.81GVEH255G96
K23H07F C2023 04 29.25870613 35 53.590+01 16 46.60 19.9 GVEH255H01
K23H07F C2023 04 29.26259013 35 54.495+01 16 40.09 19.9 GVEH255H01
K23H07F C2023 04 29.27253013 35 56.828+01 16 23.54 20.1 GVEH255H01
K23H07F C2023 04 29.27968113 35 58.509+01 16 11.62 20.0 GVEH255H01
K23H07F C2023 04 29.59984213 37 53.57 +01 06 38.3 20.7 RVEH255D29
K23H07F C2023 04 29.61520413 37 57.91 +01 06 08.7 20.1 RVEH255D29
K23H07F C2023 04 29.63056613 38 02.19 +01 05 38.9 20.2 RVEH255D29
K23H07F hC2023 04 29.92536413 40 03.401+00 54 05.72 20.0 GVEH255J95
K23H07F hC2023 04 29.93383213 40 06.391+00 53 47.65 19.3 GVEH255J95
K23H07F KC2023 04 30.16238 13 41 59.65 +00 45 44.7 19.5 RVEH255691
K23H07F KC2023 04 30.16783 13 42 01.86 +00 45 30.5 19.8 RVEH255691
K23H07F KC2023 04 30.17326 13 42 04.04 +00 45 16.9 19.8 RVEH255691
K23H07F C2023 04 30.18476913 42 07.391+00 44 37.80 19.4 GVEH255H01
K23H07F C2023 04 30.18981013 42 09.407+00 44 24.69 20.2 GVEH255H01
K23H07F C2023 04 30.20386313 42 15.032+00 43 48.03 19.9 GVEH255H01
K23H07F KC2023 04 30.20702613 42 15.95 +00 43 35.0 19.9 GXEH255858
K23H07F C2023 04 30.20711813 42 16.324+00 43 39.60 19.9 GVEH255H01
K23H07F KC2023 04 30.21253413 42 18.13 +00 43 20.3 19.8 GXEH255858
K23H07F KC2023 04 30.21784613 42 20.27 +00 43 06.4 19.9 GXEH255858
K23H07F KC2023 04 30.22838 13 42 21.45 +00 42 22.3 19.7 RqEH255H36
K23H07F KC2023 04 30.24516 13 42 28.20 +00 41 37.2 19.6 RqEH255H36
K23H07F C2023 04 30.26260513 42 41.649+00 41 09.57 19.9 GVEH255654
K23H07F C2023 04 30.30005913 42 57.018+00 39 26.92 19.8 GVEH255654
K23H07F C2023 04 30.33897113 43 13.352+00 37 37.90 19.7 GVEH255654
K23H07F KC2023 04 30.51561 13 45 00.64 +00 34 59.7 20.0 VqEH255E23
K23H07F KC2023 04 30.52950 13 45 07.27 +00 34 18.1 19.5 VqEH255E23
K23H07F KC2023 04 30.54339 13 45 13.90 +00 33 35.6 19.8 VqEH255E23
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.
691 Steward Observatory, Kitt Peak-Spacewatch. Observer M. J. Brucker. 0.9-m
f/3 reflector + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m f/8.1
Schmidt-Cassegrain + CCD.
D29 Purple Mountain Observatory, XuYi Station. Observers H. B. Zhao, B. Li,
G. Zhaori, R. Q. Hong, L. F. Hu. Measurers H. B. Zhao, B. Li, H. Lu, G.
Zhaori, Z. J. Xu, X. Jin. 1.04-m f/1.8 Schmidt + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + 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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. .56 meter Reflector +
CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2023 HF7 Earth MOID = 0.0001 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 333.85846 (2000.0) P Q
n 0.26057641 Peri. 223.68895 -0.05068540 +0.99772911
a 2.4276122 Node 43.46247 -0.89767300 -0.02604539
e 0.6289293 Incl. 3.69728 -0.43773756 -0.06211497
P 3.78 H 26.66 G 0.15 U 7
Residuals in seconds of arc
230429 G96 0.5+ 0.0 230429 J95 0.4+ 0.1+ 230430 858 0.1- 0.0
230429 G96 0.1+ 0.3+ 230429 J95 (0.6- 1.4+) 230430 H36 0.1+ 0.2-
230429 G96 0.4- 0.2+ 230430 691 0.1+ 0.4+ 230430 H36 0.4- 0.3-
230429 G96 0.1+ 0.1- 230430 691 0.0 0.1+ 230430 654 0.0 0.0
230429 H01 0.1- 0.1- 230430 691 0.4- 0.5+ 230430 654 0.1+ 0.0
230429 H01 0.1- 0.2- 230430 H01 0.1- 0.0 230430 654 0.2+ 0.1-
230429 H01 0.1- 0.1- 230430 H01 0.2- 0.0 230430 E23 0.0 0.2-
230429 H01 0.1- 0.1- 230430 H01 0.0 0.0 230430 E23 0.2+ 0.3+
230429 D29 0.2- 0.5- 230430 858 0.0 0.1+ 230430 E23 0.1- 0.2+
230429 D29 0.3+ 0.3- 230430 H01 0.1- 0.1+
230429 D29 0.3- 0.0 230430 858 0.4- 0.1-
Ephemeris:
2023 HF7 a,e,i = 2.43, 0.63, 4 q = 0.9008
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 31 13 16 27.7 +01 41 02 0.2785 1.2728 168.4 9.1 25.0
...
2023 04 15 13 18 31.1 +02 22 30 0.1470 1.1471 167.8 10.7 23.5
...
2023 04 23 13 22 00.5 +02 23 33 0.08369 1.0854 162.5 16.2 22.3
...
2023 04 29 13 34 35.0 +01 25 38 0.03800 1.0427 160.3 19.0 20.6
2023 04 30 13 40 32.5 +00 54 56 0.03050 1.0359 160.8 18.7 20.1
2023 05 01 13 50 25.2 +00 03 13 0.02305 1.0293 162.1 17.5 19.5
...
2023 05 07 00 30 46.7 -06 54 46 0.02297 0.9920 42.4 136.7 24.9
...
2023 05 15 01 02 08.0 -04 07 52 0.08330 0.9503 41.9 134.7 27.4
...
2023 05 30 01 16 55.3 -02 13 02 0.1992 0.9040 51.8 118.2 27.6
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H255
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