MPEC 2023-H112 : 2023 HG2
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-H111
Read MPEC 2023-H113
M.P.E.C. 2023-H112 Issued 2023 April 20, 22:46 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 HG2
Observations:
K23H02G*1C2023 04 19.24149011 09 23.180+27 47 10.03 19.79GVEH112703
K23H02G 1C2023 04 19.24722811 09 25.625+27 44 39.80 VEH112703
K23H02G 1C2023 04 19.25296911 09 28.040+27 42 11.92 19.43GVEH112703
K23H02G 1C2023 04 19.25869811 09 30.546+27 39 42.44 19.74GVEH112703
K23H02G KC2023 04 19.31603211 09 55.256+27 14 37.43 19.51GVEH112I52
K23H02G KC2023 04 19.31665211 09 55.516+27 14 21.30 19.41GVEH112I52
K23H02G KC2023 04 19.31727811 09 55.804+27 14 04.74 19.43GVEH112I52
K23H02G KC2023 04 19.31790211 09 56.056+27 13 48.22 19.58GVEH112I52
K23H02G KC2023 04 19.82269111 13 51.34 +23 36 21.0 19.7 RoEH112K88
K23H02G KC2023 04 19.82561011 13 52.46 +23 35 06.6 19.4 RoEH112K88
K23H02G KC2023 04 19.82814711 13 53.42 +23 34 01.6 19.5 RoEH112K88
K23H02G KB2023 04 19.84032911 13 59.592+23 28 45.15 19.1 GXEH112B72
K23H02G KC2023 04 19.84473711 14 02.44 +23 27 05.6 18.7 GXEH112958
K23H02G KB2023 04 19.84755211 14 02.473+23 25 40.94 19.2 GXEH112B72
K23H02G KC2023 04 19.85063911 14 04.80 +23 24 35.2 19.1 GXEH112958
K23H02G KB2023 04 19.85525111 14 05.461+23 22 25.37 19.5 GXEH112B72
K23H02G KC2023 04 19.85653611 14 07.15 +23 22 05.4 19.0 GXEH112958
K23H02G KC2023 04 19.86194611 14 09.036+23 19 32.45 19.2 GVEH112J95
K23H02G KC2023 04 19.86324711 14 09.569+23 18 58.93 18.9 GVEH112J95
K23H02G KC2023 04 19.86457511 14 10.080+23 18 24.80 19.1 GVEH112J95
K23H02G KC2023 04 19.86591011 14 10.627+23 17 51.14 19.3 GVEH112J95
K23H02G KC2023 04 19.86754011 14 10.248+23 17 14.39 19.7 GVEH112A17
K23H02G KC2023 04 19.87932811 14 14.902+23 12 13.64 20.0 GVEH112A17
K23H02G 2C2023 04 19.88689211 14 21.189+23 09 43.99 19.7 GVEH112J04
K23H02G 2C2023 04 19.88759811 14 21.458+23 09 26.34 19.5 GVEH112J04
K23H02G 2C2023 04 19.88831011 14 21.729+23 09 08.10 19.7 GVEH112J04
K23H02G KC2023 04 19.88964211 14 18.996+23 07 51.10 19.9 GVEH112A17
K23H02G KC2023 04 20.12874011 16 01.70 +21 27 27.9 19.6 VuEH112H21
K23H02G KC2023 04 20.13066911 16 02.43 +21 26 39.6 19.0 VuEH112H21
K23H02G KC2023 04 20.13259611 16 03.16 +21 25 51.3 19.4 VuEH112H21
K23H02G KC2023 04 20.13452511 16 03.86 +21 25 02.8 18.9 VuEH112H21
K23H02G KC2023 04 20.13645311 16 04.57 +21 24 14.6 19.3 VuEH112H21
K23H02G KC2023 04 20.83142 11 20 40.74 +16 40 04.6 19.7 GXEH112K96
K23H02G KC2023 04 20.83857 11 20 43.15 +16 37 13.9 19.8 GXEH112K96
K23H02G KC2023 04 20.84563 11 20 45.55 +16 34 25.6 19.6 GXEH112K96
K23H02G KC2023 04 20.86163511 20 51.23 +16 27 52.0 19.6 GVEH112L01
K23H02G KC2023 04 20.86213111 20 51.40 +16 27 40.4 19.7 GVEH112L01
K23H02G KC2023 04 20.86460511 20 52.23 +16 26 41.3 19.7 GVEH112L01
K23H02G KC2023 04 20.86559411 20 52.56 +16 26 17.7 19.5 GVEH112L01
K23H02G KC2023 04 20.86708011 20 53.07 +16 25 42.1 19.6 GVEH112L01
K23H02G KC2023 04 20.86892711 20 53.69 +16 24 57.9 19.5 GVEH112L01
Observer details:
703 Catalina Sky Survey. 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. 0.68-m
Schmidt + 10K CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 Reflector + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6.0 Schmidt-Cassegrain + CCD.
B72 Soerth. Observer B. Koch. 0.36-m f/7.6 Schmidt-Cassegrain + CMO.
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 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.
J04 ESA Optical Ground Station, Tenerife. Observers D. Abreu, F. Ocana, M.
Micheli, L. Conversi. Measurers M. Micheli, F. Ocana, R. Kresken, M.
Busch, E. Schwab, A. Knofel. 1.0-m f/4.4 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.
K96 Savelli Observatory. Observers A. Brosio, A. De Pieri. Measurer A. De
Pieri. 0.50-m f/8 RC + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2023 HG2 Earth MOID = 0.0471 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 355.44148 (2000.0) P Q
n 0.41721032 Peri. 122.61359 -0.86203893 -0.48012165
a 1.7737784 Node 29.65367 +0.27976307 -0.71791075
e 0.4886053 Incl. 19.16150 +0.42263637 -0.50407078
P 2.36 H 23.59 G 0.15 U 8
Residuals in seconds of arc
230419 703 0.6+ 3.0- 230419 958 0.8+ 0.0 230420 H21 0.0 0.3-
230419 703 0.4+ 2.9- 230419 B72 0.3- 0.7+ 230420 H21 0.2+ 0.2-
230419 703 0.2- 0.3- 230419 958 1.1+ 0.2+ 230420 H21 0.1- 0.3-
230419 703 0.5+ 0.4+ 230419 J95 0.1- 0.4+ 230420 H21 0.2- 0.1-
230419 I52 0.1+ 0.1+ 230419 J95 0.1+ 0.0 230420 K96 0.1+ 0.5-
230419 I52 0.1- 0.2+ 230419 J95 0.2- 0.4- 230420 K96 0.2+ 0.3-
230419 I52 0.1+ 0.1+ 230419 J95 0.0 0.1- 230420 K96 0.7+ 0.1+
230419 I52 0.1- 0.0 230419 A17 0.2- 0.3+ 230420 L01 0.0 0.1+
230419 K88 0.7+ 0.0 230419 A17 0.4- 0.2- 230420 L01 0.1+ 0.4+
230419 K88 0.1+ 0.1+ 230419 J04 0.0 0.1- 230420 L01 0.0 0.3+
230419 K88 0.6- 0.1- 230419 J04 0.0 0.1+ 230420 L01 0.1- 0.3+
230419 B72 0.8+ 0.4+ 230419 J04 0.0 0.1- 230420 L01 0.0 0.2+
230419 958 0.4+ 0.3+ 230419 A17 0.1- 0.1- 230420 L01 0.0 0.1+
230419 B72 0.8+ 0.2+ 230420 H21 0.1- 0.4-
Ephemeris:
2023 HG2 a,e,i = 1.77, 0.49, 19 q = 0.9071
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 21 01 19 42.0 +64 01 27 0.2509 0.9219 65.8 99.8 24.0
...
2023 04 05 03 39 09.3 +76 33 37 0.1343 0.9723 74.3 98.1 22.7
...
2023 04 13 09 33 33.3 +67 25 51 0.08201 1.0110 93.7 81.7 21.0
...
2023 04 19 11 07 27.4 +29 33 09 0.06804 1.0442 124.5 52.4 19.8
2023 04 20 11 15 06.8 +22 22 30 0.06954 1.0500 129.5 47.6 19.7
2023 04 21 11 21 42.6 +15 34 28 0.07214 1.0559 133.8 43.4 19.7
...
2023 04 27 11 48 10.6 -12 59 47 0.1045 1.0928 144.2 32.6 20.3
...
2023 05 05 12 08 16.1 -28 49 42 0.1685 1.1451 141.6 33.2 21.4
...
2023 05 20 12 34 18.4 -38 15 49 0.3089 1.2496 135.1 34.9 23.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H112
Read MPEC 2023-H111
Read MPEC 2023-H113
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)