MPEC 2023-O73 : 2023 OS1
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M.P.E.C. 2023-O73 Issued 2023 July 25, 07:16 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 OS1
Observations:
K23O01S* C2023 07 22.51256121 33 48.224-08 28 04.04 21.43wXEO073F51
K23O01S C2023 07 22.52355921 33 47.039-08 27 58.75 21.74wXEO073F51
K23O01S C2023 07 22.53453221 33 45.852-08 27 53.72 21.62wXEO073F51
K23O01S KC2023 07 23.25539921 32 30.77 -08 22 21.0 21.5 VuEO073H21
K23O01S KC2023 07 23.26381821 32 29.88 -08 22 17.2 21.3 VuEO073H21
K23O01S KC2023 07 23.27224321 32 28.93 -08 22 13.4 21.5 VuEO073H21
K23O01S KC2023 07 23.28127421 32 27.98 -08 22 08.8 21.7 VuEO073H21
K23O01S 1C2023 07 23.52925621 32 01.444-08 20 12.42 21.22GVEO073T12
K23O01S 1C2023 07 23.53329621 32 01.010-08 20 10.56 21.41GVEO073T12
K23O01S 1C2023 07 23.53719621 32 00.574-08 20 08.77 21.75GVEO073T12
K23O01S C2023 07 24.29407121 30 39.784-08 14 22.45 21.7 GVEO073H01
K23O01S C2023 07 24.29859221 30 39.283-08 14 20.41 21.5 GVEO073H01
K23O01S C2023 07 24.30732921 30 38.311-08 14 16.48 21.0 GVEO073H01
K23O01S C2023 07 24.31559621 30 37.398-08 14 12.68 21.1 GVEO073H01
K23O01S C2023 07 25.27078521 28 52.989-08 06 56.52 21.0 GVEO073H01
K23O01S C2023 07 25.28223621 28 51.697-08 06 51.35 21.3 GVEO073H01
K23O01S C2023 07 25.28820221 28 51.009-08 06 48.74 21.2 GVEO073H01
K23O01S C2023 07 25.29468121 28 50.273-08 06 45.69 20.9 GVEO073H01
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Bulger, J.
Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk. 1.8-m Ritchey-
Chretien + 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. 0.81-m f/4.0 astrograph + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer Y.
Ramanjooloo. Measurers R. Weryk, Y. Ramanjooloo, J. Fairlamb, R.
Wainscoat. 2.24-m University of Hawaii reflector + CCD.
Orbital elements:
2023 OS1 PHA, Earth MOID = 0.0482 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 MPC
M 244.98804 (2000.0) P Q
n 0.58541213 Peri. 169.87404 -0.38894529 -0.87730337
a 1.4152339 Node 302.48835 +0.82021602 -0.19078966
e 0.3405044 Incl. 19.47193 +0.41948451 -0.44038403
P 1.68 H 19.80 G 0.15 U 9
Residuals in seconds of arc
230722 F51 0.0 0.1- 230723 H21 0.5+ 0.8+ 230724 H01 0.1- 0.2-
230722 F51 0.0 0.0 230723 T12 0.1- 0.2- 230724 H01 0.1+ 0.1-
230722 F51 0.1- 0.1- 230723 T12 0.0 0.2- 230725 H01 0.0 0.1+
230723 H21 0.1+ 0.5+ 230723 T12 0.1- 0.2- 230725 H01 0.1+ 0.1+
230723 H21 0.5+ 0.4+ 230724 H01 0.2- 0.1- 230725 H01 0.0 0.0
230723 H21 0.0 0.3+ 230724 H01 0.1- 0.1- 230725 H01 0.0 0.1+
Ephemeris:
2023 OS1 a,e,i = 1.42, 0.34, 19 q = 0.9333
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 06 25 22 02 22.1 -12 22 21 1.1106 1.8836 124.6 26.4 22.6
...
2023 07 10 21 51 35.2 -10 09 59 0.9672 1.8675 140.5 20.2 22.1
...
2023 07 18 21 41 07.4 -09 03 42 0.9051 1.8563 150.0 15.9 21.8
...
2023 07 24 21 31 11.4 -08 16 31 0.8673 1.8467 157.3 12.2 21.6
2023 07 25 21 29 22.7 -08 08 53 0.8618 1.8450 158.5 11.6 21.5
2023 07 26 21 27 31.5 -08 01 20 0.8565 1.8433 159.8 11.0 21.5
...
2023 08 01 21 15 39.9 -07 17 39 0.8301 1.8324 166.4 7.5 21.3
...
2023 08 09 20 58 30.6 -06 24 33 0.8096 1.8162 169.7 5.7 21.1
...
2023 08 24 20 27 01.9 -05 05 02 0.8166 1.7812 153.9 14.5 21.4
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-O73
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