MPEC 2023-H150 : 2023 HR3
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M.P.E.C. 2023-H150 Issued 2023 April 23, 13:20 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 HR3
Observations:
K23H03R 1C2023 04 19.24161 11 25 23.39 -08 33 56.3 22.1 GVEH150G96
K23H03R 1C2023 04 19.24680 11 25 23.66 -08 33 50.7 21.4 GVEH150G96
K23H03R* C2023 04 21.36345411 28 01.560-08 02 43.42 21.78wUEH150F52
K23H03R C2023 04 21.37425311 28 02.294-08 02 33.78 22.08wUEH150F52
K23H03R C2023 04 21.38509011 28 03.032-08 02 24.40 21.87wUEH150F52
K23H03R |C2023 04 22.05928 11 28 57.38 -07 52 20.9 20.7 GuEH150807
K23H03R |C2023 04 22.06436 11 28 57.70 -07 52 16.0 20.9 GuEH150807
K23H03R |C2023 04 22.07961 11 28 58.79 -07 52 02.5 21.2 GuEH150807
K23H03R |C2023 04 22.08470 11 28 59.16 -07 51 58.6 21.1 GuEH150807
K23H03R KC2023 04 22.17849311 29 06.835-07 51 05.15 21.45GVEH150I52
K23H03R KC2023 04 22.18237711 29 07.134-07 51 01.58 21.29GVEH150I52
K23H03R KC2023 04 22.18624211 29 07.400-07 50 58.02 21.89GVEH150I52
K23H03R 3C2023 04 22.24838811 29 13.059-07 49 59.71 21.48GVEH150T14
K23H03R 3C2023 04 22.24937711 29 13.130-07 49 58.91 21.44GVEH150T14
K23H03R 3C2023 04 22.25058311 29 13.218-07 49 57.87 21.44GVEH150T14
K23H03R KC2023 04 22.40946211 29 25.40 -07 47 15.2 21.5 GVEH150474
K23H03R KC2023 04 22.41298111 29 25.69 -07 47 11.9 21.1 GVEH150474
K23H03R KC2023 04 22.41649911 29 25.99 -07 47 08.9 21.2 GVEH150474
K23H03R KC2023 04 22.42001811 29 26.24 -07 47 05.7 21.5 GVEH150474
K23H03R KC2023 04 23.14852 11 30 26.96 -07 37 20.1 21.6 RVEH150691
K23H03R KC2023 04 23.15676 11 30 27.58 -07 37 12.7 21.7 RVEH150691
K23H03R KC2023 04 23.16500 11 30 28.21 -07 37 05.6 21.3 RVEH150691
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch. Observer T. H. Bressi. 0.9-m
f/3 reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith. 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.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers B. Gray, D. Rankin,
F. C. Shelly. 1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m prime focus + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers R. Wainscoat, C.
Cunningham, E. Bertin. Measurers R. Weryk, R. Wainscoat. 3.6-m Canada-
France-Hawaii Telescope + CCD.
Orbital elements:
2023 HR3 Earth MOID = 0.2832 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 336.46654 (2000.0) P Q
n 0.35570614 Peri. 343.75557 -0.85943305 +0.50446694
a 1.9727640 Node 226.84263 -0.45549181 -0.82926681
e 0.3476504 Incl. 6.53276 -0.23216815 -0.24047798
P 2.77 H 22.31 G 0.15 U 8
Residuals in seconds of arc
230419 G96 (0.8+ 1.0-) 230422 807 0.4+ 0.3- 230422 474 0.3- 0.1+
230419 G96 0.0 0.0 230422 I52 0.2- 0.4- 230422 474 0.3+ 0.1+
230421 F52 0.0 0.1- 230422 I52 0.1+ 0.2- 230422 474 0.2+ 0.3+
230421 F52 0.0 0.1+ 230422 I52 0.1- 0.1+ 230423 691 0.2- 0.4-
230421 F52 0.1- 0.0 230422 T14 0.0 0.0 230423 691 0.1- 0.1+
230422 807 (0.7+ 0.8-) 230422 T14 0.0 0.0 230423 691 0.1+ 0.3+
230422 807 0.1+ 0.2- 230422 T14 0.0 0.0
230422 807 0.3+ 0.2+ 230422 474 0.8- 0.2-
Ephemeris:
2023 HR3 a,e,i = 1.97, 0.35, 7 q = 1.2869
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 24 11 12 08.6 -14 37 48 0.3515 1.3329 160.3 14.6 21.5
...
2023 04 08 11 15 32.6 -11 24 16 0.3320 1.3048 152.7 20.6 21.5
...
2023 04 16 11 21 50.7 -09 22 29 0.3317 1.2950 147.4 24.7 21.6
...
2023 04 22 11 28 52.2 -07 53 22 0.3357 1.2901 143.4 27.7 21.7
2023 04 23 11 30 14.0 -07 39 09 0.3367 1.2895 142.8 28.1 21.7
2023 04 24 11 31 39.0 -07 25 12 0.3378 1.2890 142.1 28.6 21.8
...
2023 04 30 11 41 13.7 -06 07 39 0.3464 1.2871 138.5 31.2 21.9
...
2023 05 08 11 56 33.4 -04 44 36 0.3628 1.2880 134.1 34.3 22.1
...
2023 05 23 12 31 01.4 -03 21 53 0.4084 1.3003 127.1 38.4 22.5
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H150
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