MPEC 2023-J25 : S/2019 S 2
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M.P.E.C. 2023-J25 Issued 2023 May 3, 18:40 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/2019 S 2
Satellite of Saturn
Observations:
SK19S020*RC2019 07 03.45572 19 11 25.94 -22 08 58.7 cEJ025568
SK19S020 RC2019 07 03.46430 19 11 25.77 -22 08 59.0 cEJ025568
SK19S020 RC2019 07 04.40982 19 11 07.98 -22 09 33.7 cEJ025568
SK19S020 RC2019 07 04.43563 19 11 07.48 -22 09 34.8 26.2 wcEJ025568
SK19S020 RC2019 08 28.25994 18 57 04.41 -22 35 54.5 cEJ025568
SK19S020 RC2019 08 28.29150 18 57 04.16 -22 35 55.1 cEJ025568
SK19S020 RC2019 08 28.32589 18 57 03.86 -22 35 55.7 cEJ025568
SK19S020 RC2020 06 24.50363 20 11 39.12 -20 09 45.9 cEJ025568
SK19S020 RC2020 06 24.54650 20 11 38.47 -20 09 48.1 26.4 wcEJ025568
SK19S020 RC2020 06 29.46061 20 10 23.68 -20 14 06.0 26.2 wcEJ025568
SK19S020 RC2020 06 29.52346 20 10 22.66 -20 14 09.2 26.5 wcEJ025568
SK19S020 RC2020 07 24.36175 20 03 07.68 -20 38 03.8 26.4 wcEJ025568
SK19S020 RC2020 07 24.42460 20 03 06.53 -20 38 07.4 26.5 wcEJ025568
SK19S020 RC2021 07 09.46273 20 53 37.73 -18 18 41.7 26.1 wcEJ025568
SK19S020 RC2021 07 09.50588 20 53 37.02 -18 18 45.1 26.0 wcEJ025568
SK19S020 RC2021 07 09.54617 20 53 36.39 -18 18 47.7 cEJ025568
Observer details:
568 Maunakea. Observers E. J. Ashton, B. J. Gladman, J.-M. Petit, M.
Alexandersen. Measurers E. J. Ashton, M. Beaudoin, B. J. Gladman. 3.5-m
Canada-France-Hawaii Telescope + CCD, CFHT 3.5m + CCD.
Orbital elements:
S/2019 S 2
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Alexandersen
M 41.01111 (2000.0) P Q
n 0.45213532 Peri. 120.85065 +0.99822875 -0.00834221
a 0.1107528 Node 120.31355 -0.03282857 -0.90296985
e 0.2650928 Incl. 176.08744 +0.04961508 -0.42962293
P 2.18 H 16.5 P/d 796.22
From 16 observations 2019 Jul. 03-2021 Jul. 09, mean residual 0".13
Residuals in seconds of arc
190703 568 0.2+ 0.1- 190828 568 0.0 0.1- 200724 568 0.2+ 0.1-
190703 568 0.1+ 0.1- 200624 568 0.0 0.2+ 210709 568 0.1+ 0.2+
190704 568 0.1- 0.0 200624 568 0.0 0.2+ 210709 568 0.2- 0.1-
190704 568 0.2- 0.1- 200629 568 0.0 0.1- 210709 568 0.0 0.1+
190828 568 0.0 0.1+ 200629 568 0.1- 0.1+
190828 568 0.1+ 0.0 200724 568 0.2- 0.2-
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-J25
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