MPEC 2023-H188 : 2023 HX4
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M.P.E.C. 2023-H188 Issued 2023 April 26, 11:10 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 HX4
Observations:
K23H04X*1C2023 04 23.42766917 10 32.916+25 18 38.74 21.32GVEH188G96
K23H04X 1C2023 04 23.43292917 10 33.244+25 18 49.46 21.52GVEH188G96
K23H04X 1C2023 04 23.44640817 10 34.111+25 19 15.78 21.05GVEH188G96
K23H04X 1C2023 04 23.47891717 10 36.200+25 20 19.50 21.51GVEH188G96
K23H04X 1C2023 04 23.48002417 10 36.280+25 20 21.60 22.14GVEH188G96
K23H04X 1C2023 04 23.48115617 10 36.350+25 20 24.10 21.46GVEH188G96
K23H04X KC2023 04 24.33505017 11 35.15 +25 48 18.8 21.8 VuEH188H21
K23H04X KC2023 04 24.34066217 11 35.49 +25 48 29.9 21.7 VuEH188H21
K23H04X KC2023 04 24.34721017 11 35.89 +25 48 43.3 21.6 VuEH188H21
K23H04X KC2023 04 24.40290817 11 39.740+25 50 34.00 21.56GVEH188I52
K23H04X KC2023 04 24.40599717 11 39.920+25 50 39.70 21.35GVEH188I52
K23H04X KC2023 04 25.34321517 12 43.500+26 21 34.10 VEH188V06
K23H04X KC2023 04 25.34681717 12 43.840+26 21 40.20 21.23GVEH188V06
K23H04X KC2023 04 25.35041717 12 44.070+26 21 47.70 22.07GVEH188V06
K23H04X KC2023 04 26.37535517 13 52.478+26 55 49.73 21.56GVEH188V06
K23H04X KC2023 04 26.37872717 13 52.648+26 55 56.53 21.58GVEH188V06
K23H04X KC2023 04 26.38209917 13 52.878+26 56 03.19 21.53GVEH188V06
K23H04X KC2023 04 26.38547017 13 53.105+26 56 10.03 21.36GVEH188V06
K23H04X 1C2023 04 26.41309517 13 54.815+26 57 05.65 21.69GVEH188G96
K23H04X 1C2023 04 26.41831617 13 55.132+26 57 15.77 21.78GVEH188G96
K23H04X 1C2023 04 26.42354217 13 55.459+26 57 26.50 21.42GVEH188G96
Observer details:
G96 Mt. Lemmon Survey. Observers D. Rankin, 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. 1.5-m
reflector + 10K 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 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.
V06 Catalina Sky Survey-Kuiper. 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. 1.55-m
reflector + 1K CCD.
Orbital elements:
2023 HX4 PHA, Earth MOID = 0.0325 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 303.72433 (2000.0) P Q
n 0.34466312 Peri. 171.24957 +0.78750085 +0.58701908
a 2.0146805 Node 150.18535 -0.58584631 +0.80758769
e 0.5159399 Incl. 22.18652 -0.19138052 -0.05666328
P 2.86 H 20.08 G 0.15 U 9
Residuals in seconds of arc
230423 G96 0.1+ 0.6- 230424 H21 0.0 0.1- 230426 V06 0.0 0.0
230423 G96 0.0 0.2- 230424 H21 0.2- 0.4+ 230426 V06 0.5- 0.0
230423 G96 0.0 0.2- 230424 I52 0.0 0.1+ 230426 V06 0.2- 0.1-
230423 G96 0.1- 0.0 230424 I52 0.2- 0.3- 230426 V06 0.0 0.0
230423 G96 0.1+ 0.0 230425 V06 (1.4- 1.0+) 230426 G96 0.1+ 0.2+
230423 G96 0.0 0.3+ 230425 V06 0.1+ 0.1- 230426 G96 0.0 0.2-
230424 H21 0.3+ 0.1- 230425 V06 0.2+ 0.2+ 230426 G96 0.1+ 0.1+
Ephemeris:
2023 HX4 a,e,i = 2.01, 0.52, 22 q = 0.9752
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 27 16 34 28.7 +12 32 49 1.0552 1.7354 115.4 31.3 22.7
...
2023 04 11 16 55 16.3 +18 57 19 0.8817 1.6290 119.6 32.3 22.2
...
2023 04 19 17 05 20.2 +22 57 06 0.8017 1.5712 120.5 33.4 22.0
...
2023 04 25 17 12 20.0 +26 10 13 0.7474 1.5276 120.5 34.6 21.8
2023 04 26 17 13 27.2 +26 43 20 0.7388 1.5203 120.5 34.8 21.8
2023 04 27 17 14 33.5 +27 16 41 0.7303 1.5130 120.4 35.0 21.7
...
2023 05 03 17 20 55.2 +30 41 05 0.6821 1.4692 119.5 36.6 21.6
...
2023 05 11 17 28 42.0 +35 21 44 0.6239 1.4109 117.5 39.4 21.4
...
2023 05 26 17 41 32.4 +44 11 40 0.5294 1.3033 111.5 46.3 21.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H188
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