MPEC 2023-H106 : 2023 HD2
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M.P.E.C. 2023-H106 Issued 2023 April 20, 11:20 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 HD2
Observations:
K23H02D* C2023 04 16.29093 12 12 13.83 +00 35 27.6 18.84RUEH106I41
K23H02D C2023 04 16.29128 12 12 14.78 +00 35 21.5 18.84RUEH106I41
K23H02D C2023 04 16.34541 12 14 45.48 +00 17 49.8 19.23gUEH106I41
K23H02D C2023 04 16.34576 12 14 46.53 +00 17 42.6 19.23gUEH106I41
K23H02D 1C2023 04 19.32661414 01 51.496-11 03 54.29 19.26GVEH106G96
K23H02D 1C2023 04 19.33177114 01 58.667-11 04 38.57 19.29GVEH106G96
K23H02D 1C2023 04 19.34205914 02 12.955-11 06 06.08 19.32GVEH106G96
K23H02D KC2023 04 19.91351014 15 33.25 -12 21 03.3 19.7 GXEH106958
K23H02D KC2023 04 19.92069714 15 42.01 -12 21 54.5 19.0 GXEH106958
K23H02D KC2023 04 19.92788414 15 50.77 -12 22 46.3 19.3 GXEH106958
K23H02D KC2023 04 19.99224114 17 08.153-12 30 42.52 19.5 GVEH106J95
K23H02D KC2023 04 19.99492314 17 11.347-12 31 01.27 19.5 GVEH106J95
K23H02D KC2023 04 19.99763214 17 14.616-12 31 20.46 19.3 GVEH106J95
K23H02D KC2023 04 20.00030314 17 17.806-12 31 38.42 19.1 GVEH106J95
K23H02D !C2023 04 20.09506 14 19 12.10 -12 41 30.3 19.3 GVEH106J04
K23H02D |C2023 04 20.12171 14 19 55.58 -12 40 33.6 19.9 VuEH106807
K23H02D |C2023 04 20.12581 14 20 00.33 -12 41 01.7 19.7 VuEH106807
K23H02D |C2023 04 20.12990 14 20 05.00 -12 41 30.4 19.9 VuEH106807
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.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 Reflector + CCD.
G96 Mt. Lemmon Survey. Observer 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.
I41 Palomar Mountain--ZTF. Observers T. Prince, G. Helou, K. Venkataramani,
Q.-Z. Ye, D. Kulkarni, V. Swain, C. Y. Hsu, Y. Cheng. Measurers F. Masci,
D. Shupe, K. Venkataramani, Q.-Z. Ye. 1.2-m f/2.44 Oschin-Schmidt + 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2023 HD2 Earth MOID = 0.0005 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 353.84035 (2000.0) P Q
n 0.20823284 Peri. 51.73127 -0.99985930 -0.01676333
a 2.8190530 Node 127.30821 +0.01514217 -0.91754090
e 0.6512200 Incl. 0.04369 +0.00721746 -0.39728791
P 4.73 H 26.31 G 0.15 U 8
Residuals in seconds of arc
230416 I41 0.2+ 0.3- 230419 G96 0.1- 0.2- 230419 J95 0.1- 0.0
230416 I41 0.2- 0.4+ 230419 958 1.1+ 1.1- 230420 J95 0.3- 0.8+
230416 I41 (1.9+ 2.4-) 230419 958 0.2+ 0.1+ 230420 J04 0.5+ 0.2-
230416 I41 (3.1+ 2.9-) 230419 958 0.3- 0.5+ 230420 807 0.1- 0.1+
230419 G96 0.1- 0.2- 230419 J95 0.1+ 0.2+ 230420 807 0.3+ 0.3+
230419 G96 0.1- 0.4- 230419 J95 0.3- 0.3+ 230420 807 0.2- 0.2-
Ephemeris:
2023 HD2 a,e,i = 2.82, 0.65, 0 q = 0.9832
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 21 05 24 24.1 +23 24 10 0.1384 0.9863 82.0 90.0 25.2
...
2023 04 05 06 22 43.0 +23 58 05 0.06015 0.9920 80.6 96.0 23.6
...
2023 04 13 09 19 11.4 +17 22 42 0.02463 1.0128 114.3 64.4 20.6
...
2023 04 19 13 53 25.7 -10 11 26 0.03164 1.0358 177.9 2.0 19.1
2023 04 20 14 17 15.0 -12 27 53 0.03598 1.0401 173.0 6.7 19.7
2023 04 21 14 36 01.0 -14 08 26 0.04069 1.0447 169.2 10.4 20.1
...
2023 04 27 15 33 37.8 -18 33 26 0.07254 1.0750 160.6 18.1 21.7
...
2023 05 05 15 58 37.3 -20 07 23 0.1193 1.1226 162.3 15.9 22.8
...
2023 05 20 16 10 07.3 -20 49 30 0.2180 1.2287 174.0 5.0 23.9
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H106
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