MPEC 2023-M81 : 2023 MS1
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-M80
Read MPEC 2023-M82
M.P.E.C. 2023-M81 Issued 2023 June 21, 15:03 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 MS1
Observations:
K23M01S* C2023 06 18.52007120 15 53.069-18 42 05.28 20.63wXEM081F51
K23M01S C2023 06 18.53107320 15 58.140-18 42 49.02 21.10wXEM081F51
K23M01S C2023 06 18.54207220 16 03.196-18 43 32.76 20.99wXEM081F51
K23M01S $C2023 06 19.12091320 20 49.761-19 21 49.71 20.8 GVEM081J04
K23M01S $C2023 06 19.12734620 20 52.767-19 22 14.97 20.7 GVEM081J04
K23M01S 3C2023 06 19.59495120 24 42.397-19 52 46.92 20.92GVEM081T14
K23M01S 3C2023 06 19.59592820 24 42.848-19 52 50.66 20.67GVEM081T14
K23M01S 3C2023 06 19.59691620 24 43.316-19 52 54.55 20.66GVEM081T14
K23M01S 3C2023 06 19.59789420 24 43.774-19 52 58.35 20.71GVEM081T14
K23M01S KC2023 06 21.43573720 40 06.222-21 51 48.42 20.63GVEM081I52
K23M01S KC2023 06 21.43736420 40 06.996-21 51 54.72 20.36GVEM081I52
K23M01S KC2023 06 21.43899120 40 07.698-21 52 00.80 20.38GVEM081I52
K23M01S KC2023 06 21.44061820 40 08.530-21 52 06.78 20.71GVEM081I52
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.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
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 F. Ocana, M. Micheli, R. Kresken, A.
Knofel, M. Busch. 1.0-m f/4.4 reflector + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers R. Wainscoat, A.
Acohido, T. Burdullis. Measurers R. Weryk, R. Wainscoat. 3.6-m Canada-
France-Hawaii Telescope + CCD.
Orbital elements:
2023 MS1 Earth MOID = 0.0940 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Alexandersen
M 320.44895 (2000.0) P Q
n 0.32058640 Peri. 189.33289 +0.17633517 +0.97172383
a 2.1143294 Node 90.94062 -0.89267186 +0.22509087
e 0.4755937 Incl. 9.03583 -0.41478049 -0.07132253
P 3.07 H 23.97 G 0.15 U 9
Residuals in seconds of arc
230618 F51 0.0 0.1- 230619 T14 0.0 0.0 230621 I52 0.3+ 0.2-
230618 F51 0.0 0.1- 230619 T14 0.1- 0.0 230621 I52 0.7- 0.1-
230618 F51 0.2- 0.2- 230619 T14 0.0 0.0 230621 I52 0.1+ 0.1+
230619 J04 0.1- 0.4- 230619 T14 0.0 0.0
230619 J04 0.0 0.1- 230621 I52 0.3+ 0.0
Ephemeris:
2023 MS1 a,e,i = 2.11, 0.48, 9 q = 1.1088
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 05 22 17 38 35.3 +01 45 57 0.2011 1.1842 146.0 28.6 22.1
...
2023 06 06 18 46 28.1 -06 07 20 0.1409 1.1368 148.3 28.0 21.2
...
2023 06 14 19 40 13.9 -13 44 19 0.1226 1.1205 147.1 29.5 20.9
...
2023 06 20 20 28 05.6 -20 18 24 0.1172 1.1127 143.7 32.7 20.9
2023 06 21 20 36 26.8 -21 22 59 0.1170 1.1118 143.0 33.4 20.9
2023 06 22 20 44 50.9 -22 26 18 0.1170 1.1111 142.2 34.1 21.0
...
2023 06 28 21 34 44.2 -28 04 24 0.1213 1.1087 137.3 38.5 21.2
...
2023 07 06 22 33 15.6 -33 11 52 0.1359 1.1120 131.9 42.9 21.5
...
2023 07 21 23 42 03.0 -37 28 26 0.1783 1.1373 129.2 43.8 22.2
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-M81
Read MPEC 2023-M80
Read MPEC 2023-M82
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)