MPEC 2023-H126 : 2023 HT2
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M.P.E.C. 2023-H126 Issued 2023 April 21, 18:45 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 HT2
Observations:
K23H02T* C2023 04 20.30306 13 52 42.63 +46 18 45.8 17.78RUEH126I41
K23H02T C2023 04 20.30341 13 52 43.40 +46 19 00.1 17.78RUEH126I41
K23H02T C2023 04 20.33828 13 53 56.81 +46 42 12.8 18.66gUEH126I41
K23H02T C2023 04 20.33863 13 53 57.54 +46 42 26.6 18.66gUEH126I41
K23H02T C2023 04 20.33922 13 53 58.71 +46 42 51.1 18.56gUEH126I41
K23H02T C2023 04 20.33957 13 53 59.43 +46 43 04.7 18.56gUEH126I41
K23H02T C2023 04 20.3636 13 54 49.04 +46 58 21.2 18.37gUEH126I41
K23H02T C2023 04 20.36394 13 54 49.71 +46 58 34.0 18.37gUEH126I41
K23H02T C2023 04 20.47372113 58 32.346+48 01 39.73 17.9 GVEH126U74
K23H02T C2023 04 20.47392013 58 32.658+48 01 46.02 17.9 GVEH126U74
K23H02T KC2023 04 20.79811614 09 45.54 +50 33 03.6 19.1 RoEH126K88
K23H02T KC2023 04 20.80051914 09 49.37 +50 34 03.5 19.3 RoEH126K88
K23H02T KC2023 04 20.80292014 09 53.18 +50 35 02.9 19.3 RoEH126K88
K23H02T KC2023 04 20.83323514 10 46.846+50 48 03.60 19.7 rZEH126L34
K23H02T KC2023 04 20.83933 14 10 50.22 +50 49 36.5 18.8 GXEH126G02
K23H02T KC2023 04 20.84266 14 10 55.36 +50 50 57.0 18.6 GXEH126G02
K23H02T KC2023 04 20.84622 14 11 00.91 +50 52 21.5 18.9 GXEH126G02
K23H02T KC2023 04 20.85963514 11 30.44 +50 57 13.9 18.9 GXEH126958
K23H02T KC2023 04 20.86325214 11 35.86 +50 58 40.0 18.8 GXEH126958
K23H02T KC2023 04 20.86687014 11 41.42 +51 00 04.2 19.0 GXEH126958
K23H02T KC2023 04 20.86985214 11 41.914+51 02 29.80 19.0 rZEH126L34
K23H02T KC2023 04 20.88784714 12 11.796+51 07 38.42 19.6 GXEH126Z43
K23H02T KC2023 04 20.89801914 12 26.964+51 11 28.86 19.1 GXEH126Z43
K23H02T KC2023 04 20.90263414 12 33.804+51 13 12.68 19.5 GXEH126Z43
K23H02T IC2023 04 20.91111314 12 40.21 +51 17 12.4 19.9 GVEH126L01
K23H02T KC2023 04 20.91259714 12 42.30 +51 17 44.8 19.3 GVEH126L01
K23H02T KC2023 04 20.91407814 12 44.40 +51 18 17.2 19.3 GVEH126L01
K23H02T KC2023 04 20.91555714 12 46.55 +51 18 49.5 19.4 GVEH126L01
K23H02T KC2023 04 20.91703414 12 48.64 +51 19 21.7 19.4 GVEH126L01
K23H02T 7C2023 04 21.12919914 17 37.041+52 27 58.95 19.8 GVEH126Z84
K23H02T KC2023 04 21.24095614 20 44.956+52 59 53.52 19.24GVEH126I52
K23H02T KC2023 04 21.24146814 20 45.568+53 00 01.98 19.59GVEH126I52
K23H02T KC2023 04 21.24198114 20 46.165+53 00 10.51 19.43GVEH126I52
K23H02T KC2023 04 21.24249214 20 46.734+53 00 18.97 19.88GVEH126I52
K23H02T KC2023 04 21.30380 14 21 46.90 +53 16 05.8 19.6 VqEH126734
K23H02T KC2023 04 21.30654 14 21 50.00 +53 16 46.4 19.6 VqEH126734
K23H02T C2023 04 21.30732714 22 02.120+53 17 19.23 19.4 GVEH126654
K23H02T KC2023 04 21.30916 14 21 52.85 +53 17 25.8 19.3 VqEH126734
K23H02T C2023 04 21.34113814 22 38.375+53 25 49.72 19.9 GVEH126654
K23H02T C2023 04 21.37582314 23 14.850+53 34 09.44 19.4 GVEH126654
Observer details:
654 Table Mountain Observatory, Wrightwood-PHMC. Observers N. Evans, P. Choi,
N. Saini, C. Zhai, R. Trahan, M. Shao. 1.0-m Reflector + 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.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 Reflector + CCD.
G02 KYSUCE Observatory, Kysucke Nove Mesto. Observer M. Urbanik. 0.40-m
f/5.5 Corrected Dall-Kirkham + 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.
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.
K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L34 Galhassin Robotic Telescope, Isnello. Observer A. Nastasi. 0.40-m f/3.8
400mm Reflector + CCD + CCD.
U74 JPL SynTrack Robotic Telescope 2, Auberry. Observers N. Saini, C. Zhai,
R. Trahan, M. Zhan, M. Shao. 0.36-m Reflector + CCD.
Z43 Landehen. Observer C. Ratinaud. 0.25-m f/4.7 reflector + CCD.
Z84 Calar Alto-Schmidt. Observers R. Kresken, F. Ocana, M. Micheli, L.
Conversi. Measurers F. Ocana, M. Micheli, R. Kresken. 0.8-m f/3
Schmidt + CCD.
Orbital elements:
2023 HT2 Earth MOID = 0.0060 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 349.95906 (2000.0) P Q
n 0.70950004 Peri. 316.34756 -0.91418851 -0.31879084
a 1.2449955 Node 208.17521 +0.30550007 -0.94779874
e 0.2307068 Incl. 32.00741 -0.26632515 +0.00706785
P 1.39 H 25.32 G 0.15 U 7
Residuals in seconds of arc
230420 I41 0.3- 0.0 230420 G02 0.8- 0.5- 230420 L01 0.3- 0.5+
230420 I41 0.0 0.1- 230420 G02 0.7- 0.9+ 230421 Z84 0.4- 0.1+
230420 I41 0.6+ 1.0- 230420 G02 0.1+ 1.2+ 230421 I52 0.0 0.1+
230420 I41 0.6+ 0.8- 230420 958 0.6+ 0.7+ 230421 I52 0.2+ 0.0
230420 I41 0.1+ 0.7+ 230420 958 0.7- 1.5+ 230421 I52 0.3+ 0.0
230420 I41 0.0 0.7+ 230420 958 0.5- 0.7+ 230421 I52 0.2+ 0.1-
230420 I41 0.9+ 0.1+ 230420 L34 1.1- 0.1+ 230421 734 0.5- 0.1+
230420 I41 0.7+ 0.1+ 230420 Z43 0.2+ 0.2+ 230421 734 0.3+ 0.4-
230420 U74 0.3- 0.2+ 230420 Z43 0.1- 0.1- 230421 654 0.1- 0.1-
230420 U74 1.1- 0.1+ 230420 Z43 0.0 0.0 230421 734 0.1+ 0.1-
230420 K88 0.2- 0.0 230420 L01 0.1- 0.4+ 230421 654 0.2- 0.1-
230420 K88 0.6- 0.0 230420 L01 0.4- 0.3+ 230421 654 0.3- 0.1-
230420 K88 (1.1- 0.3-) 230420 L01 0.5- 0.4+
230420 L34 0.5- 0.8+ 230420 L01 0.1- 0.4+
Ephemeris:
2023 HT2 a,e,i = 1.24, 0.23, 32 q = 0.9578
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 22 03 39 03.3 -63 13 35 0.2723 0.9621 75.0 89.2 25.6
...
2023 04 06 03 55 48.3 -64 38 03 0.1292 0.9819 78.1 94.5 24.2
...
2023 04 14 04 36 34.0 -66 57 09 0.04904 0.9982 83.4 93.9 22.1
...
2023 04 20 13 39 01.8 +42 05 15 0.01387 1.0128 126.6 52.7 18.0
2023 04 21 14 14 46.2 +51 46 55 0.02339 1.0153 116.5 62.4 19.4
2023 04 22 14 34 14.0 +55 31 40 0.03329 1.0180 112.1 66.2 20.3
...
2023 04 28 15 10 47.7 +60 29 33 0.09368 1.0346 104.9 70.1 22.7
...
2023 05 06 15 21 11.3 +61 12 42 0.1734 1.0589 102.2 68.6 24.0
...
2023 05 21 15 25 57.3 +60 16 18 0.3164 1.1093 99.6 64.1 25.3
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H126
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