MPEC 2023-H99 : 2023 HU1
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M.P.E.C. 2023-H99 Issued 2023 April 19, 11:27 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 HU1
Observations:
K23H01U*KC2023 04 18.21752 15 24 15.73 +63 40 27.3 19.6 GVEH099W16
K23H01U KC2023 04 18.22434 15 24 11.11 +63 39 39.8 19.8 GVEH099W16
K23H01U KC2023 04 18.23114 15 24 06.62 +63 38 52.4 19.7 GVEH099W16
K23H01U KC2023 04 18.23795 15 24 02.03 +63 38 04.6 19.7 GVEH099W16
K23H01U C2023 04 18.32680415 23 04.661+63 27 37.90 19.6 GVEH099H01
K23H01U KC2023 04 18.32925 15 23 01.61 +63 27 20.4 19.8 GVEH099W16
K23H01U C2023 04 18.33094115 23 01.951+63 27 08.58 19.7 GVEH099H01
K23H01U KC2023 04 18.33406415 23 00.143+63 26 47.15 20.02GVEH099I52
K23H01U KC2023 04 18.33493315 22 59.603+63 26 40.81 20.03GVEH099I52
K23H01U KC2023 04 18.33579915 22 59.034+63 26 34.94 20.01GVEH099I52
K23H01U KC2023 04 18.33619 15 22 57.07 +63 26 31.7 19.6 GVEH099W16
K23H01U KC2023 04 18.33666915 22 58.458+63 26 28.75 20.15GVEH099I52
K23H01U C2023 04 18.34156015 22 54.947+63 25 53.64 19.6 GVEH099H01
K23H01U KC2023 04 18.34314 15 22 52.43 +63 25 42.0 19.8 GVEH099W16
K23H01U C2023 04 18.34766315 22 50.936+63 25 10.66 19.9 GVEH099H01
K23H01U KC2023 04 18.35001 15 22 47.88 +63 24 52.5 19.8 GVEH099W16
K23H01U KC2023 04 18.35065 15 22 48.11 +63 24 47.3 19.9 VqEH099H36
K23H01U KC2023 04 18.35595 15 22 44.65 +63 24 09.3 19.7 VqEH099H36
K23H01U KC2023 04 18.36125 15 22 41.19 +63 23 31.3 19.9 VqEH099H36
K23H01U KC2023 04 18.83511515 17 56.80 +62 26 59.9 19.7 GXEH099958
K23H01U KC2023 04 18.84461015 17 50.69 +62 25 56.5 19.6 GUEH099L06
K23H01U KC2023 04 18.84466815 17 51.02 +62 25 53.9 19.5 GXEH099958
K23H01U KC2023 04 18.84472115 17 50.76 +62 25 56.5 19.6 GUEH099L06
K23H01U KC2023 04 18.84493515 17 50.59 +62 25 54.5 19.7 GUEH099L06
K23H01U KC2023 04 18.85423315 17 45.19 +62 24 46.5 19.7 GXEH099958
K23H01U KC2023 04 18.86459 15 17 39.19 +62 23 36.6 17.8 RZEH099C95
K23H01U KC2023 04 18.88657 15 17 26.11 +62 21 01.8 ZEH099C95
K23H01U KC2023 04 18.90611 15 17 14.16 +62 18 44.9 VEH099204
K23H01U KC2023 04 18.90812 15 17 13.20 +62 18 30.7 18.3 RZEH099C95
K23H01U KC2023 04 18.91914 15 17 06.41 +62 17 13.1 VEH099204
K23H01U KC2023 04 18.93216 15 16 58.64 +62 15 41.4 20.1 GVEH099204
K23H01U KB2023 04 19.05951515 15 47.158+62 00 19.40 19.4 GXEH099W34
K23H01U KB2023 04 19.06612315 15 43.435+61 59 33.72 18.7 GXEH099W34
K23H01U KB2023 04 19.07270815 15 39.540+61 58 47.17 19.0 GXEH099W34
K23H01U KC2023 04 19.18781015 14 33.29 +61 45 14.3 20.2 VuEH099H21
K23H01U KC2023 04 19.19060815 14 31.62 +61 44 54.6 20.0 VuEH099H21
K23H01U KC2023 04 19.19340515 14 30.01 +61 44 34.8 20.0 VuEH099H21
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 Reflector + CCD.
C95 SATINO Remote Observatory, Haute Provence. Observer D. Husar. 0.30-m
f/5.8 reflector + 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. 0.76-m f/3.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/4.8 .56 meter
reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer 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. 1.0-m prime focus + CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea. Observers E. Valli, G.
Ventre. Measurer P. Sicoli. 0.36m Schmidt Cassegrain + CCD.
W16 Pleasant Groves Observatory. Observer M. Holbrook. 0.36-m f/2.2
reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.36-m
f/1.9 Aplanatic Schmidt Cassegrain + CMO.
Orbital elements:
2023 HU1 Earth MOID = 0.1238 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 1.38742 (2000.0) P Q
n 0.38113629 Peri. 43.10267 -0.46825619 -0.83716376
a 1.8840070 Node 76.69395 +0.71102011 -0.54691964
e 0.6188844 Incl. 16.88494 +0.52458225 -0.00597858
P 2.59 H 20.36 G 0.15 U 9
Residuals in seconds of arc
230418 W16 0.3+ 0.1- 230418 W16 0.1+ 0.1+ 230418 C95 0.6+ 0.2-
230418 W16 0.2- 0.0 230418 H01 0.0 0.0 230418 204 0.0 0.2+
230418 W16 0.0 0.2+ 230418 W16 0.2- 0.5- 230418 C95 0.2+ 0.2+
230418 W16 0.4- 0.0 230418 H36 0.5- 0.3+ 230418 204 0.2+ 0.3+
230418 H01 0.0 0.1+ 230418 H36 0.4- 0.1- 230418 204 0.2+ 0.5+
230418 W16 0.3+ 0.3- 230418 H36 0.3- 0.4- 230419 W34 0.2+ 0.2-
230418 H01 0.1+ 0.1- 230418 958 0.6+ 0.6- 230419 W34 0.6+ 0.4+
230418 I52 0.1- 0.1+ 230418 L06 0.8- 0.5- 230419 W34 0.2- 0.0
230418 I52 0.1+ 0.1- 230418 958 0.3- 0.3+ 230419 H21 0.3+ 0.1-
230418 I52 0.1+ 0.1+ 230418 L06 0.1+ 0.3+ 230419 H21 0.1- 0.0
230418 W16 0.5+ 0.3+ 230418 L06 0.2- 0.2- 230419 H21 0.1- 0.0
230418 I52 0.1+ 0.1+ 230418 958 1.5- 0.1-
230418 H01 0.0 0.1- 230418 C95 0.6+ 0.3+
Ephemeris:
2023 HU1 a,e,i = 1.88, 0.62, 17 q = 0.7180
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 20 00 17 45.2 +51 27 30 0.3447 0.8300 52.1 108.7 21.7
...
2023 04 04 21 51 18.9 +73 51 00 0.2725 0.9579 73.3 90.9 20.7
...
2023 04 12 17 17 59.0 +74 15 10 0.2588 1.0339 89.7 75.8 20.1
...
2023 04 18 15 26 36.3 +64 05 55 0.2629 1.0924 102.7 63.7 19.9
2023 04 19 15 16 17.8 +62 07 37 0.2649 1.1022 104.9 61.7 19.9
2023 04 20 15 07 21.4 +60 07 57 0.2673 1.1121 106.9 59.8 19.9
...
2023 04 26 14 32 07.5 +48 17 36 0.2895 1.1713 118.3 49.1 19.8
...
2023 05 04 14 09 29.5 +34 26 35 0.3387 1.2501 129.2 38.7 20.0
...
2023 05 19 13 54 01.7 +16 12 16 0.4795 1.3952 135.6 30.5 20.8
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H99
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