MPEC 2023-J82 : S/2020 S 7
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M.P.E.C. 2023-J82 Issued 2023 May 10, 20:04 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
S/2020 S 7
Satellite of Saturn
Observations:
SK20S070 4C2019 07 01.38103 19 18 44.39 -22 00 22.5 cEJ082T14
SK20S070 4C2019 07 01.44975 19 18 43.01 -22 00 26.0 cEJ082T14
SK20S070 4C2019 07 02.40624 19 18 24.27 -22 01 08.7 cEJ082T14
SK20S070 4C2019 07 02.42053 19 18 23.98 -22 01 09.3 26.4 wcEJ082T14
SK20S070 4C2019 07 02.44979 19 18 23.39 -22 01 10.6 cEJ082T14
SK20S070*RC2020 06 24.46348 20 11 44.29 -19 55 20.2 cEJ082568
SK20S070 RC2020 06 24.48933 20 11 43.91 -19 55 21.5 26.7 wcEJ082568
SK20S070 RC2020 06 24.52648 20 11 43.36 -19 55 23.4 26.9 wcEJ082568
SK20S070 4C2020 06 24.55794 20 11 42.92 -19 55 25.0 26.8 wcEJ082T14
SK20S070 RC2020 06 29.46061 20 10 30.33 -19 59 35.9 26.4 wcEJ082568
SK20S070 RC2020 06 29.48632 20 10 29.91 -19 59 37.4 cEJ082568
SK20S070 4C2020 06 29.55492 20 10 28.83 -19 59 41.3 26.6 wcEJ082T14
SK20S070 RC2020 07 24.36175 20 03 27.74 -20 23 12.0 cEJ082568
SK20S070 RC2020 07 24.42460 20 03 26.60 -20 23 15.7 26.5 wcEJ082568
SK20S070 4C2020 07 24.45607 20 03 26.04 -20 23 17.7 26.4 wcEJ082T14
Observer details:
568 Maunakea. Observers E. J. Ashton, B. J. Gladman, J.-M. Petit, M.
Alexandersen. Measurer E. J. Ashton. 3.5-m Canada-France-Hawaii
Telescope + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers E. J. Ashton, B. J.
Gladman, J.-M. Petit, M. Alexandersen. Measurer E. J. Ashton. CFHT 3.5m
+ CCD.
Orbital elements:
S/2020 S 7
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Alexandersen
M 145.21019 (2000.0) P Q
n 0.42610947 Peri. 334.08375 -0.63862215 -0.75666412
a 0.1152177 Node 205.16275 -0.63627840 +0.41684559
e 0.5581080 Incl. 160.76512 -0.43279503 +0.50368558
P 2.31 H 16.8 P/d 844.85
From 15 observations 2019 Jul. 01-2020 Jul. 24, mean residual 0".16
Residuals in seconds of arc
190701 T14 0.0 0.3+ 200624 568 0.2+ 0.1+ 200629 568 0.3- 0.0
190701 T14 0.1- 0.1- 200624 568 0.1+ 0.1+ 200629 T14 0.3- 0.3-
190702 T14 0.1+ 0.1- 200624 568 0.1+ 0.0 200724 568 0.0 0.1+
190702 T14 0.0 0.1- 200624 T14 0.3+ 0.1- 200724 568 0.0 0.1+
190702 T14 0.0 0.1- 200629 568 0.1- 0.2+ 200724 T14 0.1+ 0.1-
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-J82
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