MPEC 2023-H139 : 2023 HD3
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M.P.E.C. 2023-H139 Issued 2023 April 22, 14:36 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 HD3
Observations:
K23H03D*1C2023 04 20.31387014 50 59.348+51 07 46.31 21.29GVEH139G96
K23H03D 1C2023 04 20.31959214 51 06.923+51 06 55.12 21.84GVEH139G96
K23H03D 1C2023 04 20.32529914 51 14.648+51 06 04.18 21.19GVEH139G96
K23H03D 1C2023 04 20.33102114 51 22.208+51 05 12.80 20.96GVEH139G96
K23H03D KC2023 04 20.37801414 52 24.560+50 58 03.36 21.09GVEH139I52
K23H03D KC2023 04 20.38058114 52 27.959+50 57 39.42 20.72GVEH139I52
K23H03D KC2023 04 20.38313714 52 31.314+50 57 16.02 21.74GVEH139I52
K23H03D KC2023 04 20.38568914 52 34.756+50 56 52.30 21.01GVEH139I52
K23H03D KC2023 04 21.23094415 11 37.828+48 42 58.75 21.26GVEH139I52
K23H03D KC2023 04 21.23251415 11 39.678+48 42 44.68 21.58GVEH139I52
K23H03D KC2023 04 21.23407715 11 41.629+48 42 30.06 21.65GVEH139I52
K23H03D KC2023 04 21.23564415 11 43.444+48 42 16.42 21.11GVEH139I52
K23H03D KC2023 04 22.22299115 30 57.120+45 57 50.00 20.56GVEH139I52
K23H03D KC2023 04 22.22982615 31 04.120+45 56 44.10 21.05GVEH139I52
K23H03D KC2023 04 22.33029115 32 39.84 +45 39 59.6 21.2 VuEH139H21
K23H03D KC2023 04 22.33871015 32 48.17 +45 38 32.7 21.7 VuEH139H21
K23H03D KC2023 04 22.34151615 32 50.98 +45 38 04.1 21.4 VuEH139H21
K23H03D C2023 04 22.44999615 34 41.149+45 19 42.33 21.4 GVEH139H01
K23H03D C2023 04 22.45286115 34 43.962+45 19 12.17 21.6 GVEH139H01
K23H03D C2023 04 22.46334715 34 54.223+45 17 21.83 21.0 GVEH139H01
K23H03D C2023 04 22.47025815 35 00.983+45 16 08.68 21.9 GVEH139H01
Observer details:
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.
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. 0.81-m f/4.0 astrograph + 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.
Orbital elements:
2023 HD3 Earth MOID = 0.0393 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 346.16734 (2000.0) P Q
n 0.31311642 Peri. 41.74128 -0.95419896 +0.29833855
a 2.1478247 Node 155.58953 -0.28680152 -0.89095289
e 0.5250203 Incl. 3.09677 -0.08514238 -0.34234055
P 3.15 H 25.76 G 0.15 U 8
Residuals in seconds of arc
230420 G96 0.1- 0.3+ 230420 I52 0.4+ 0.2- 230422 H21 0.1- 0.1+
230420 G96 0.7- 0.2+ 230421 I52 0.1- 0.4- 230422 H21 0.1- 0.4-
230420 G96 0.4+ 0.4+ 230421 I52 0.3- 0.1+ 230422 H21 0.3+ 0.1-
230420 G96 0.2- 0.4+ 230421 I52 0.5+ 0.0 230422 H01 0.1- 0.1-
230420 I52 0.0 0.2- 230421 I52 0.0 0.9+ 230422 H01 0.0 0.1-
230420 I52 0.0 0.4- 230422 I52 0.2+ 0.1+ 230422 H01 0.1+ 0.1+
230420 I52 0.3- 0.1- 230422 I52 0.3- 0.1+ 230422 H01 0.1- 0.0
Ephemeris:
2023 HD3 a,e,i = 2.15, 0.53, 3 q = 1.0202
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 23 07 53 54.9 +31 13 06 0.1124 1.0444 112.3 62.0 23.3
...
2023 04 07 09 12 21.6 +48 18 52 0.06672 1.0209 105.8 70.6 22.4
...
2023 04 15 12 08 22.5 +58 20 13 0.05150 1.0219 110.2 67.1 21.7
...
2023 04 21 15 06 31.1 +49 20 08 0.05106 1.0289 117.0 60.5 21.5
2023 04 22 15 26 39.5 +46 35 35 0.05207 1.0305 118.1 59.3 21.5
2023 04 23 15 43 59.6 +43 45 47 0.05337 1.0323 119.2 58.2 21.6
...
2023 04 29 16 47 51.3 +28 06 01 0.06596 1.0461 125.1 52.0 21.9
...
2023 05 07 17 22 15.3 +14 15 27 0.09075 1.0717 132.1 44.3 22.4
...
2023 05 22 17 39 37.3 +00 57 06 0.1488 1.1390 146.3 29.5 23.2
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H139
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