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MisV1331     Profile MisV1331 R.A. 23h17m03s.96 Decl. +53o02'19".7 (2000.0) Mag. 14.40-15.10C Type EB: Period 2.8271 Epoch 2453595.1868 = USNO-A2.0 1425.14875870 23h17m03s.931 +53o02'19".48 Mag(R):14.2 M ag(B):15.9 Digitized Sky Survey GIF image (15 x 15 arcmin) SIMBAD Query AAVSO VSX Database ASAS-3 Light Curve Discovery Information Seiichi Yoshida, MISAO Project; Nobuo Ohkura, Okayama, Japan; and Ken-ichi Kadota, MISAO Project, discovered a new variable star MisV1331. It was picked up by Seiichi Yoshida from the candidates of new variable stars detected by the PIXY system 2 from images taken by Nobuo Ohkura, and confirmed by Ken-ichi Kadota. Special Notes Kazuhiro Nakajima's observations revealed it is a beta Lyr-type (EB) eclipsing variable with unfiltered CCD variations of 14.40 mag at maximum, 15.10 mag at primary minimum, 14.80 mag at secondary minimum, and period of 2.8271 days (IBVS 5700). Research and Publication Reports on New Discoveries IBVS 5700 Nakajima, K.; Yoshida, S.; Ohkura, N.; Kadota, K. Kazuhiro Nakajima's observations Visual and CCD minima of eclipsing binaries during 2005 Variable Star Bulletin No.44 Kazuo Nagai Light Curve Reports on New Discoveries IBVS 5700 Nakajima, K.; Yoshida, S.; Ohkura, N.; Kadota, K. Observations by MISAO Project Date Mag Filter Observer 2000 Aug. 23.57950 14.00 C Nobuo Ohkura 2000 Aug. 23.58135 13.95 C Nobuo Ohkura 2000 Aug. 23.58322 13.87 C Nobuo Ohkura 2000 Oct. 18.50309 14.70 C Nobuo Ohkura 2000 Oct. 18.50494 14.64 C Nobuo Ohkura 2000 Oct. 18.50679 14.69 C Nobuo Ohkura 2001 Oct. 14.51152 13.98 C Nobuo Ohkura 2001 Oct. 14.51348 13.83 C Nobuo Ohkura 2001 Nov. 18.43764 14.40 C Nobuo Ohkura 2001 Nov. 18.43961 14.47 C Nobuo Ohkura 2001 Dec. 2.39971 13.94 C Nobuo Ohkura 2001 Dec. 2.40169 13.98 C Nobuo Ohkura 2003 Oct. 9.49856 14.48 C Nobuo Ohkura 2003 Oct. 9.50054 14.44 C Nobuo Ohkura 2003 Oct. 9.50250 14.39 C Nobuo Ohkura 2003 Oct. 15.49319 13.94 C Nobuo Ohkura 2003 Oct. 15.49516 13.86 C Nobuo Ohkura 2003 Oct. 15.49712 13.94 C Nobuo Ohkura 2003 Oct. 15.50495 13.69 C Nobuo Ohkura 2003 Oct. 15.50691 13.87 C Nobuo Ohkura 2003 Oct. 15.50888 13.89 C Nobuo Ohkura 2003 Oct. 16.49329 14.30 C Nobuo Ohkura 2003 Oct. 16.49525 14.13 C Nobuo Ohkura 2003 Oct. 16.49721 14.13 C Nobuo Ohkura 2003 Oct. 16.49918 14.19 C Nobuo Ohkura 2003 Oct. 16.50505 14.25 C Nobuo Ohkura 2003 Oct. 16.50701 14.27 C Nobuo Ohkura 2003 Oct. 16.50897 14.18 C Nobuo Ohkura 2003 Oct. 17.49883 13.84 C Nobuo Ohkura 2003 Oct. 17.50078 13.81 C Nobuo Ohkura 2003 Oct. 17.50275 13.90 C Nobuo Ohkura 2003 Oct. 19.47986 14.72 C Nobuo Ohkura 2003 Oct. 19.48183 14.68 C Nobuo Ohkura 2003 Oct. 19.48380 14.59 C Nobuo Ohkura 2003 Oct. 19.49166 14.40 C Nobuo Ohkura 2003 Oct. 19.49361 14.34 C Nobuo Ohkura 2003 Oct. 19.49558 14.35 C Nobuo Ohkura 2003 Oct. 25.47704 14.22 C Nobuo Ohkura 2003 Oct. 25.47900 14.23 C Nobuo Ohkura 2003 Oct. 25.48096 14.32 C Nobuo Ohkura 2003 Oct. 25.48878 14.10 C Nobuo Ohkura 2003 Oct. 25.49075 13.89 C Nobuo Ohkura 2003 Oct. 25.49271 14.04 C Nobuo Ohkura 2003 Oct. 29.47148 14.33 C Nobuo Ohkura 2003 Oct. 29.47345 14.28 C Nobuo Ohkura 2003 Oct. 29.47542 14.22 C Nobuo Ohkura 2003 Oct. 29.47738 14.38 C Nobuo Ohkura 2003 Oct. 29.48519 14.13 C Nobuo Ohkura 2003 Oct. 29.48714 14.19 C Nobuo Ohkura 2003 Oct. 30.46988 13.90 C Nobuo Ohkura 2003 Oct. 30.47185 13.97 C Nobuo Ohkura 2003 Oct. 30.47381 13.87 C Nobuo Ohkura 2003 Oct. 30.48162 13.89 C Nobuo Ohkura 2003 Oct. 30.48358 13.89 C Nobuo Ohkura 2003 Oct. 30.48554 13.98 C Nobuo Ohkura 2003 Nov. 4.44828 13.99 C Nobuo Ohkura 2003 Nov. 4.45023 13.99 C Nobuo Ohkura 2003 Nov. 4.45802 13.85 C Nobuo Ohkura 2003 Nov. 4.45999 13.81 C Nobuo Ohkura 2003 Nov. 4.46194 13.85 C Nobuo Ohkura 2003 Nov. 13.43704 13.83 C Nobuo Ohkura 2003 Nov. 13.43900 13.83 C Nobuo Ohkura 2003 Nov. 13.44096 13.90 C Nobuo Ohkura 2003 Nov. 16.44317 13.86 C Nobuo Ohkura 2003 Nov. 17.41411 13.81 C Nobuo Ohkura 2003 Nov. 17.41608 13.80 C Nobuo Ohkura 2003 Nov. 17.41803 13.91 C Nobuo Ohkura 2003 Nov. 21.40833 13.77 C Nobuo Ohkura 2003 Nov. 21.41030 13.66 C Nobuo Ohkura