MPEC 2023-H97 : 2023 HS1
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M.P.E.C. 2023-H97 Issued 2023 April 19, 11:24 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 HS1
Observations:
K23H01S*1C2023 04 18.33438714 10 50.012-04 44 47.40 20.22GVEH097G96
K23H01S 1C2023 04 18.33955314 10 54.692-04 45 43.45 19.76GVEH097G96
K23H01S 1C2023 04 18.34988614 11 04.096-04 47 36.06 19.88GVEH097G96
K23H01S C2023 04 18.37710514 11 27.684-04 52 42.53 20.0 GVEH097H01
K23H01S KC2023 04 18.37728614 11 29.200-04 52 36.20 19.73GVEH097I52
K23H01S KC2023 04 18.37815214 11 29.970-04 52 45.60 19.91GVEH097I52
K23H01S KC2023 04 18.37901014 11 30.790-04 52 55.10 19.56GVEH097I52
K23H01S KC2023 04 18.37986814 11 31.550-04 53 03.70 20.29GVEH097I52
K23H01S C2023 04 18.38038714 11 30.719-04 53 18.29 20.1 GVEH097H01
K23H01S C2023 04 18.39305014 11 42.504-04 55 36.27 20.2 GVEH097H01
K23H01S C2023 04 18.39865714 11 47.752-04 56 37.24 20.0 GVEH097H01
K23H01S KC2023 04 18.46008914 12 47.135-05 07 36.44 19.98GVEH097I52
K23H01S KC2023 04 18.46129814 12 48.312-05 07 49.08 19.50GVEH097I52
K23H01S KC2023 04 18.46249214 12 49.417-05 08 01.97 20.21GVEH097I52
K23H01S KC2023 04 18.46370214 12 50.605-05 08 14.64 19.95GVEH097I52
K23H01S C2023 04 18.47354714 13 17.002-05 08 58.44 20.34wUEH097F52
K23H01S C2023 04 18.49680414 13 38.016-05 13 13.33 20.07wUEH097F52
K23H01S KC2023 04 18.93703414 22 00.33 -06 37 32.5 19.5 GXEH097958
K23H01S KC2023 04 18.94278014 22 05.97 -06 38 38.8 19.8 GXEH097958
K23H01S KC2023 04 18.94854614 22 11.75 -06 39 43.0 19.5 GXEH097958
K23H01S KC2023 04 18.98789 14 22 46.89 -06 47 23.1 VEH097204
K23H01S KC2023 04 19.00305 14 23 01.84 -06 50 15.9 19.8 GVEH097204
K23H01S !C2023 04 19.06415 14 24 12.00 -07 00 09.7 19.7 GVEH097J04
K23H01S !C2023 04 19.06611 14 24 13.88 -07 00 32.3 20.2 GVEH097J04
K23H01S |C2023 04 19.09790 14 25 07.51 -06 58 58.6 20.1 VuEH097807
K23H01S |C2023 04 19.10278 14 25 12.46 -06 59 55.1 20.0 VuEH097807
K23H01S |C2023 04 19.10767 14 25 17.41 -07 00 51.3 20.4 VuEH097807
K23H01S KC2023 04 19.20438814 26 58.90 -07 27 53.3 20.0 VuEH097H21
K23H01S KC2023 04 19.20998214 27 04.47 -07 28 58.3 20.0 VuEH097H21
K23H01S KC2023 04 19.21576414 27 10.28 -07 30 04.8 uEH097H21
K23H01S 1C2023 04 19.34640614 29 29.605-07 54 25.92 19.81GVEH097G96
K23H01S 1C2023 04 19.35674614 29 39.808-07 56 24.40 20.02GVEH097G96
K23H01S 1C2023 04 19.36190214 29 44.902-07 57 24.23 19.86GVEH097G96
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 0.61-m f/6.5 Dall-Kirkham Astrograph + CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 Reflector + 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. Observers J. K. Hogan, G. J. Leonard. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m prime focus + CCD.
J04 ESA Optical Ground Station, Tenerife. Observers P. Ruiz, M. Micheli, F.
Ocana, L. Conversi. Measurers R. Kresken, M. Micheli, F. Ocana, A.
Knofel, M. Busch, E. Schwab. 1.0-m f/4.4 reflector + CCD.
Orbital elements:
2023 HS1 Earth MOID = 0.0160 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 322.29511 (2000.0) P Q
n 0.63942842 Peri. 181.59613 -0.82104847 +0.57063033
a 1.3343654 Node 33.21465 -0.52342546 -0.74124389
e 0.2339333 Incl. 1.68822 -0.22782711 -0.35346644
P 1.54 H 28.05 G 0.15 U 6
Residuals in seconds of arc
230418 G96 0.0 0.2+ 230418 I52 0.1+ 0.5- 230419 J04 0.1- 0.4+
230418 G96 0.2- 0.5+ 230418 I52 0.1+ 0.0 230419 J04 0.0 0.2+
230418 G96 0.3- 0.7+ 230418 I52 0.7- 0.1+ 230419 807 0.4- 0.2-
230418 H01 0.0 0.2- 230418 I52 0.5- 0.5+ 230419 807 0.0 0.1-
230418 I52 0.2+ 0.6- 230418 F52 0.7+ 0.4- 230419 807 0.3+ 0.3+
230418 I52 0.2- 0.6- 230418 F52 0.2- 0.2+ 230419 H21 1.0- 0.4-
230418 I52 0.3+ 0.7- 230418 958 1.1+ 0.8- 230419 H21 1.4- 0.7-
230418 I52 0.2- 0.0 230418 958 0.3- 1.5- 230419 H21 0.9- 0.4-
230418 H01 0.1- 0.2- 230418 958 0.2+ 0.2+ 230419 G96 0.3- 0.0
230418 H01 0.1+ 0.4- 230418 204 (0.3+ 0.8+) 230419 G96 0.1+ 0.2+
230418 H01 0.2+ 0.4- 230419 204 0.2+ 0.0 230419 G96 0.2+ 0.5-
Ephemeris:
2023 HS1 a,e,i = 1.33, 0.23, 2 q = 1.0222
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 20 11 17 50.4 +20 23 45 0.07227 1.0630 158.0 20.5 23.5
...
2023 04 04 11 52 24.1 +17 16 24 0.04085 1.0365 153.2 25.8 22.4
...
2023 04 12 12 45 24.5 +09 42 31 0.02707 1.0276 160.0 19.5 21.3
...
2023 04 18 14 04 58.7 -03 40 03 0.01998 1.0236 171.0 8.8 20.2
2023 04 19 14 22 57.8 -06 43 31 0.01931 1.0232 169.8 10.0 20.2
2023 04 20 14 42 15.3 -09 55 38 0.01884 1.0228 166.9 12.9 20.2
...
2023 04 26 16 50 00.5 -26 53 05 0.02033 1.0218 140.6 38.7 21.2
...
2023 05 04 18 51 42.4 -34 25 34 0.03029 1.0242 121.4 57.1 22.6
...
2023 05 19 20 10 27.5 -35 13 20 0.05492 1.0395 119.3 58.1 23.9
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H97
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