MPEC 2023-H190 : 2023 HZ4
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M.P.E.C. 2023-H190 Issued 2023 April 26, 11:12 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 HZ4
Observations:
K23H04Z* C2023 04 24.44854314 36 19.492-26 57 58.73 20.78wUEH190F52
K23H04Z C2023 04 24.45866014 36 17.628-26 58 23.79 20.77wUEH190F52
K23H04Z C2023 04 24.46876214 36 15.747-26 58 48.48 20.69wUEH190F52
K23H04Z C2023 04 24.47886114 36 13.871-26 59 13.27 20.77wUEH190F52
K23H04Z C2023 04 24.53660514 36 03.190-27 01 33.21 20.55GVEH190F52
K23H04Z C2023 04 24.53723714 36 03.072-27 01 34.72 20.46GVEH190F52
K23H04Z |C2023 04 25.08662 14 34 35.96 -27 24 40.2 20.3 VuEH190807
K23H04Z |C2023 04 25.09295 14 34 34.74 -27 24 58.3 20.6 VuEH190807
K23H04Z |C2023 04 25.09949 14 34 33.45 -27 25 17.5 20.1 VuEH190807
K23H04Z KC2023 04 25.39173214 33 34.117-27 40 20.86 20.74GVEH190I52
K23H04Z KC2023 04 25.39388814 33 33.606-27 40 27.84 19.93GVEH190I52
K23H04Z KC2023 04 25.39603614 33 33.138-27 40 32.95 20.64GVEH190I52
K23H04Z KC2023 04 25.39818714 33 32.652-27 40 39.40 20.58GVEH190I52
K23H04Z 3C2023 04 25.49649114 33 13.953-27 45 23.90 20.28GVEH190T14
K23H04Z 3C2023 04 25.49747214 33 13.728-27 45 26.79 20.32GVEH190T14
K23H04Z 3C2023 04 25.49848714 33 13.499-27 45 29.75 20.21GVEH190T14
K23H04Z |C2023 04 26.21338 14 30 40.47 -28 23 07.5 19.9 VuEH190807
K23H04Z |C2023 04 26.21579 14 30 39.82 -28 23 15.9 20.0 VuEH190807
K23H04Z |C2023 04 26.21819 14 30 39.17 -28 23 24.1 20.3 VuEH190807
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 0.61-m f/6.5 Dall-Kirkham Astrograph + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith, K. Chambers, T. Dukes. Measurers K. Chambers, S. Chastel, T. de
Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m prime focus + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers R. Wainscoat, C.
Cunningham, T. Burdullis. Measurers R. Weryk, R. Wainscoat. 3.6-m
Canada-France-Hawaii Telescope + CCD.
Orbital elements:
2023 HZ4 Earth MOID = 0.0048 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 309.24384 (2000.0) P Q
n 0.43368760 Peri. 70.72657 +0.82548170 +0.56339650
a 1.7285610 Node 254.96861 -0.53021494 +0.75329699
e 0.7133466 Incl. 2.02477 -0.19352540 +0.33930520
P 2.27 H 24.05 G 0.15 U 8
Residuals in seconds of arc
230424 F52 0.1+ 0.1+ 230425 807 0.2+ 0.1+ 230425 T14 0.0 0.0
230424 F52 0.1+ 0.1- 230425 807 0.5+ 0.2- 230425 T14 0.0 0.0
230424 F52 0.0 0.0 230425 I52 0.6+ 0.2- 230426 807 0.1+ 0.1-
230424 F52 0.1- 0.1- 230425 I52 0.1+ 1.0- 230426 807 0.1+ 0.1-
230424 F52 0.0 0.0 230425 I52 0.2+ 0.1+ 230426 807 0.1+ 0.0
230424 F52 0.1- 0.0 230425 I52 0.0 0.2-
230425 807 0.4- 0.1- 230425 T14 0.0 0.0
Ephemeris:
2023 HZ4 a,e,i = 1.73, 0.71, 2 q = 0.4955
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 27 14 45 37.1 -20 38 24 0.5521 1.4654 140.3 25.8 24.8
...
2023 04 11 14 48 35.4 -22 36 56 0.3216 1.2974 153.4 20.3 23.2
...
2023 04 19 14 44 56.8 -24 26 27 0.2081 1.2022 160.4 16.3 21.9
...
2023 04 25 14 34 48.3 -27 20 52 0.1268 1.1284 164.3 14.0 20.6
2023 04 26 14 31 29.9 -28 11 00 0.1136 1.1158 164.4 14.1 20.4
2023 04 27 14 27 14.1 -29 13 10 0.1005 1.1033 164.1 14.5 20.1
...
2023 05 03 11 52 32.4 -50 16 55 0.02795 1.0267 131.8 47.0 18.1
...
2023 05 11 03 35 37.1 +09 57 47 0.08934 0.9219 10.0 169.0 34.6
...
2023 05 26 03 13 35.9 +17 31 18 0.3011 0.7235 13.5 160.9 32.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H190
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