MPEC 2023-H163 : 2023 HD4
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.
Read MPEC 2023-H162
Read MPEC 2023-H164
M.P.E.C. 2023-H163 Issued 2023 April 24, 10:53 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 HD4
Observations:
K23H04D* C2023 04 23.35839 15 06 15.98 -11 34 09.0 18.83gUEH163I41
K23H04D C2023 04 23.35873 15 06 15.06 -11 33 59.5 18.83gUEH163I41
K23H04D C2023 04 23.39052 15 04 50.76 -11 19 19.6 18.34RUEH163I41
K23H04D C2023 04 23.39086 15 04 49.81 -11 19 10.0 18.34RUEH163I41
K23H04D mC2023 04 23.42719615 03 13.612-11 02 35.38 18.49GVEH163I52
K23H04D mC2023 04 23.42736615 03 13.176-11 02 30.80 18.36GVEH163I52
K23H04D mC2023 04 23.42753615 03 12.740-11 02 26.34 18.61GVEH163I52
K23H04D mC2023 04 23.42770515 03 12.294-11 02 21.41 18.26GVEH163I52
K23H04D C2023 04 23.44836215 02 23.501-10 53 34.83 18.7 GVEH163U74
K23H04D C2023 04 23.44862715 02 22.844-10 53 26.91 18.7 GVEH163U74
K23H04D C2023 04 23.45790715 01 59.727-10 49 17.79 18.2 GVEH163U74
K23H04D C2023 04 23.45817215 01 59.083-10 49 12.08 18.2 GVEH163U74
K23H04D KC2023 04 23.87121614 47 49.04 -08 06 39.9 18.8 GXEH163L18
K23H04D KC2023 04 23.87626414 47 39.25 -08 04 53.5 18.9 GXEH163L18
K23H04D KC2023 04 23.88137014 47 29.35 -08 03 04.9 18.8 GXEH163L18
K23H04D KC2023 04 23.88644414 47 19.50 -08 01 18.5 18.7 GXEH163L18
K23H04D KC2023 04 23.96848614 44 51.63 -07 32 47.0 18.7 GXEH163958
K23H04D KC2023 04 23.97256014 44 44.14 -07 31 25.6 18.9 GXEH163958
K23H04D KC2023 04 23.97616314 44 37.40 -07 30 13.1 18.5 GXEH163958
K23H04D mC2023 04 24.18243714 39 04.756-06 23 34.26 18.55GVEH163I52
K23H04D mC2023 04 24.18260714 39 04.525-06 23 31.24 18.59GVEH163I52
K23H04D mC2023 04 24.18278414 39 04.223-06 23 28.28 19.00GVEH163I52
K23H04D mC2023 04 24.18295414 39 03.924-06 23 25.15 18.68GVEH163I52
K23H04D KC2023 04 24.20205214 38 26.27 -06 18 18.8 19.1 VuEH163H21
K23H04D KC2023 04 24.20398014 38 23.09 -06 17 44.2 19.2 VuEH163H21
K23H04D KC2023 04 24.20590914 38 19.91 -06 17 09.6 19.3 VuEH163H21
K23H04D KC2023 04 24.20783814 38 16.74 -06 16 35.2 19.4 VuEH163H21
K23H04D KC2023 04 24.20976714 38 13.58 -06 16 00.8 19.2 VuEH163H21
K23H04D |C2023 04 24.25501 14 36 54.70 -05 56 52.3 19.3 VuEH163807
K23H04D |C2023 04 24.25812 14 36 49.72 -05 55 58.5 19.1 VuEH163807
K23H04D |C2023 04 24.26127 14 36 44.61 -05 55 03.1 19.4 VuEH163807
K23H04D |C2023 04 24.26428 14 36 39.75 -05 54 11.6 19.6 VuEH163807
K23H04D 1C2023 04 24.34600114 34 42.856-05 36 15.48 18.71GVEH163703
K23H04D 1C2023 04 24.35655314 34 26.479-05 33 18.86 18.84GVEH163703
K23H04D 1C2023 04 24.36182614 34 18.494-05 31 51.60 18.89GVEH163703
K23H04D KC2023 04 24.40271 14 33 14.04 -05 21 00.0 18.9 VqEH163734
K23H04D KC2023 04 24.40519 14 33 10.40 -05 20 19.8 18.4 VqEH163734
K23H04D KC2023 04 24.40757 14 33 06.94 -05 19 40.4 19.4 VqEH163734
Observer details:
703 Catalina Sky Survey. 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. 0.68-m Schmidt + 10K
CCD.
734 Farpoint Observatory, Eskridge. Observers D. Cromer, G. Hug, D. Goodin,
R. Valentine. Measurer D. Cromer. 0.70-m f/3.0 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD.
I41 Palomar Mountain--ZTF. Observers K. Venkataramani, T. Prince, G. Helou,
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.
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.
L18 QOS Observatory, Zalistci. Observer T. A. Bezluschenko. Measurer A. M.
Kozhukhov. 0.50-m f/3.8 reflector + CCD.
U74 JPL SynTrack Robotic Telescope 2, Auberry. Observers N. Saini, C. Zhai,
R. Trahan, M. Zhan, M. Shao. 0.36-m Reflector + CCD.
Orbital elements:
2023 HD4 Earth MOID = 0.0044 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 12.42287 (2000.0) P Q
n 1.07092983 Peri. 233.85115 +0.07474212 -0.99330787
a 0.9461545 Node 212.20220 +0.95976123 +0.09562323
e 0.4710092 Incl. 9.51050 +0.27068799 -0.06477396
P 0.92 H 26.12 G 0.15 U 6
Residuals in seconds of arc
230423 I41 (0.6+ 0.2+) 230423 L18 0.5+ 0.5- 230424 H21 0.0 0.1+
230423 I41 0.4+ 0.2+ 230423 L18 0.6+ 0.5+ 230424 H21 0.1+ 0.0
230423 I41 (0.3- 1.5+) 230423 L18 0.1+ 0.2+ 230424 807 0.2- 0.2+
230423 I41 (1.2- 1.8+) 230423 958 0.1+ 0.2+ 230424 807 0.5+ 0.2-
230423 I52 0.0 0.2- 230423 958 1.2+ 0.4- 230424 807 0.1+ 0.3+
230423 I52 0.0 0.2- 230423 958 0.3+ 0.3- 230424 807 0.1- 0.6-
230423 I52 0.1- 0.3- 230424 I52 0.4- 0.3+ 230424 703 0.6- 0.8+
230423 I52 0.3- 0.0 230424 I52 0.3+ 0.2+ 230424 703 (2.1- 1.1+)
230423 U74 0.8- 2.1- 230424 I52 0.1+ 0.0 230424 703 0.5- 0.5+
230423 U74 0.7- 1.3- 230424 I52 0.2- 0.1+ 230424 734 0.0 0.0
230423 U74 0.4+ 0.4+ 230424 H21 0.1+ 0.1- 230424 734 0.1- 0.4-
230423 U74 0.7+ 0.9- 230424 H21 0.0 0.0 230424 734 0.2+ 0.1+
230423 L18 0.2+ 0.2- 230424 H21 0.0 0.1+
Ephemeris:
2023 HD4 a,e,i = 0.95, 0.47, 10 q = 0.5005
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 25 00 56 26.4 -11 11 11 0.2354 0.7742 16.5 158.5 32.9
...
2023 04 09 00 42 00.1 -15 36 26 0.1005 0.9102 23.8 153.6 30.1
...
2023 04 17 23 51 30.1 -23 39 45 0.03664 0.9770 42.7 135.8 25.2
...
2023 04 23 15 23 18.8 -14 32 26 0.01985 1.0239 159.7 19.9 18.7
2023 04 24 14 43 51.9 -07 18 15 0.02640 1.0314 168.9 10.8 19.0
2023 04 25 14 21 22.0 -02 57 02 0.03365 1.0389 169.5 10.2 19.5
...
2023 05 01 13 37 33.0 +05 31 15 0.08124 1.0819 155.8 22.5 21.9
...
2023 05 09 13 25 32.5 +07 35 42 0.1481 1.1347 145.7 30.0 23.5
...
2023 05 24 13 24 31.4 +07 22 40 0.2808 1.2199 132.5 37.7 25.3
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H163
Read MPEC 2023-H162
Read MPEC 2023-H164
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)