Circular No. 7513 Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION Mailstop 18, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. IAUSUBS@CFA.HARVARD.EDU or FAX 617-495-7231 (subscriptions) CBAT@CFA.HARVARD.EDU (science) URL http://cfa-www.harvard.edu/iau/cbat.html ISSN 0081-0304 Phone 617-495-7440/7244/7444 (for emergency use only) S/2000 S 3 AND S/2000 S 4 The team led by B. Gladman reports the discovery of what appear to be two further satellites of Saturn (although as with the objects reported on IAUC 8001 there is the possibility that some are centaurs). Selected CCD precise positions follow: 2000 UT R.A. (2000) Decl. R Observer Sept.23.42332 3 56 03.73 +17 47 58.3 20.1 Gladman 24.42582 3 55 59.51 +17 47 50.2 20.2 Kavelaars 25.40208 3 55 55.00 +17 47 40.8 Allen 27.43747 3 55 44.17 +17 47 18.2 Hergenrother 29.30844 3 55 32.77 +17 46 55.5 Doressoundiram Sept.23.42883 3 56 00.48 +17 55 14.5 22.4 Gladman 24.43323 3 55 57.04 +17 54 54.6 22.4 Kavelaars 27.48204 3 55 44.21 +17 53 50.9 Hergenrother B. Gladman and J. Kavelaars (Mauna Kea). 3.6-m Canada-France-Hawaii Telescope. Measurer Gladman. R. L. Allen and T. Rigg (McGraw-Hill Observatory). 2.4-m Michigan- Dartmouth-M.I.T. Telescope. Measurer Allen. C. W. Hergenrother and S. M. Larson (Lunar and Planetary Laboratory, Catalina Station). 1.54-m reflector. Measurer Gladman. A. Doressoundiram and J. Romon (European Southern Observatory). 3.5-m New Technology Telescope. Measurer Gladman. 2000 TT R. A. (2000) Decl. Delta r_S Elong. dR.A. dDecl. Oct. 23 3 51.18 +17 37.6 8.164 0.089 150.3 321- 627- Nov. 2 3 48.45 +17 31.8 8.091 0.091 160.9 207- 403- 12 3 45.40 +17 25.5 8.049 0.093 171.5 95- 170- 22 3 42.20 +17 19.0 8.039 0.096 176.5 13+ 68+ Dec. 2 3 39.04 +17 13.1 8.060 0.099 166.2 117+ 305+ 12 3 36.11 +17 08.1 8.113 0.102 155.5 218+ 538+ 22 3 33.58 +17 04.7 8.196 0.105 144.7 318+ 762+ Oct. 23 3 51.58 +17 39.3 8.168 0.083 150.2 18+ 520- Nov. 2 3 49.00 +17 31.6 8.098 0.085 160.8 266+ 413- 12 3 46.10 +17 23.4 8.059 0.087 171.3 508+ 296- 22 3 43.04 +17 15.1 8.050 0.089 176.5 741+ 171- Dec. 2 3 40.02 +17 07.3 8.075 0.092 166.4 960+ 42- 12 3 37.21 +17 00.6 8.130 0.095 155.7 1165+ 90+ 22 3 34.78 +16 55.6 8.215 0.098 145.0 1354+ 220+ (C) Copyright 2000 CBAT 2000 October 26 (8002) Brian G. Marsden