MPEC 2023-H249 : 2023 HB7
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M.P.E.C. 2023-H249 Issued 2023 April 30, 13:55 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 HB7
Observations:
K23H07B*1C2023 04 28.29831614 29 42.205+06 50 32.24 20.53GVEH249G96
K23H07B 1C2023 04 28.30349814 29 40.463+06 50 32.42 20.37GVEH249G96
K23H07B 1C2023 04 28.30866614 29 38.648+06 50 32.86 20.70GVEH249G96
K23H07B 1C2023 04 28.31382514 29 36.906+06 50 32.78 20.56GVEH249G96
K23H07B KC2023 04 28.37713714 29 15.310+06 50 34.37 21.10GVEH249V06
K23H07B KC2023 04 28.37806214 29 14.986+06 50 34.51 20.65GVEH249V06
K23H07B KC2023 04 28.37898514 29 14.658+06 50 34.58 20.44GVEH249V06
K23H07B KC2023 04 29.20407314 25 14.12 +06 50 37.2 20.7 GXEH249858
K23H07B KC2023 04 29.21103914 25 11.90 +06 50 37.2 21.1 GXEH249858
K23H07B KC2023 04 29.22271814 25 08.05 +06 50 38.1 20.8 GXEH249858
K23H07B KC2023 04 30.20101 14 20 29.32 +06 49 54.5 20.8 RoEH249291
K23H07B KC2023 04 30.20891 14 20 26.88 +06 49 54.3 21.0 RoEH249291
K23H07B KC2023 04 30.21685 14 20 24.41 +06 49 54.0 20.9 RoEH249291
K23H07B KC2023 04 30.24844714 20 14.02 +06 49 46.9 21.7 GXEH249858
K23H07B KC2023 04 30.25810714 20 10.94 +06 49 46.4 20.5 GXEH249858
K23H07B KC2023 04 30.26765714 20 07.91 +06 49 45.8 20.8 GXEH249858
K23H07B C2023 04 30.32682614 19 49.485+06 49 42.48 21.0 GVEH249H01
K23H07B C2023 04 30.33334814 19 47.452+06 49 41.81 21.0 GVEH249H01
K23H07B C2023 04 30.34081414 19 45.115+06 49 41.02 20.4 GVEH249H01
K23H07B C2023 04 30.34811314 19 42.846+06 49 40.27 20.5 GVEH249H01
Observer details:
291 LPL/Spacewatch II. Observer M. J. Brucker. 1.8-m f/2.7 reflector + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m f/8.1
Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer J. B. Fazekas. 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.
V06 Catalina Sky Survey-Kuiper. Observer A. Serrano. 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. 1.55-m
reflector + 1K CCD.
Orbital elements:
2023 HB7 Earth MOID = 0.0009 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 64.07010 (2000.0) P Q
n 1.05686217 Peri. 301.57236 +0.28983160 -0.95686582
a 0.9545320 Node 131.56595 +0.88697019 +0.26063759
e 0.1857849 Incl. 1.54217 +0.35955741 +0.12835831
P 0.93 H 25.25 G 0.15 U 7
Residuals in seconds of arc
230428 G96 0.2- 0.1+ 230429 858 0.1- 0.3- 230430 858 0.1+ 0.2-
230428 G96 0.3+ 0.0 230429 858 0.5+ 0.4- 230430 858 0.4- 0.1-
230428 G96 0.3- 0.2+ 230429 858 0.4- 0.4+ 230430 H01 0.0 0.0
230428 G96 0.1+ 0.1- 230430 291 0.0 0.0 230430 H01 0.1+ 0.0
230428 V06 0.2+ 0.2- 230430 291 0.0 0.1+ 230430 H01 0.1- 0.0
230428 V06 0.0 0.0 230430 291 0.1- 0.1+ 230430 H01 0.0 0.0
230428 V06 0.2- 0.0 230430 858 0.9+ 0.3-
Ephemeris:
2023 HB7 a,e,i = 0.95, 0.19, 2 q = 0.7772
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 31 17 41 52.7 -01 00 37 0.06296 1.0152 103.5 73.1 21.8
...
2023 04 15 15 54 16.3 +04 47 48 0.06578 1.0553 141.5 36.3 20.9
...
2023 04 23 14 59 39.7 +06 30 36 0.07427 1.0736 156.1 22.3 20.8
...
2023 04 29 14 26 11.3 +06 51 30 0.08420 1.0858 158.9 19.5 21.0
2023 04 30 14 21 22.5 +06 50 54 0.08613 1.0877 158.6 19.8 21.1
2023 05 01 14 16 47.0 +06 49 17 0.08812 1.0896 158.1 20.2 21.2
...
2023 05 07 13 53 42.0 +06 21 55 0.1015 1.0999 152.7 24.9 21.6
...
2023 05 15 13 33 21.6 +05 12 30 0.1223 1.1115 143.6 32.7 22.3
...
2023 05 30 13 18 41.9 +02 08 51 0.1679 1.1261 128.6 44.7 23.3
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H249
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