Occultation prediction for Nonndorf_550m_25cm, Austria E. Longitude 15 14 8.4, Latitude 48 47 13.5, Alt. 550m; Telescope dia 25cm; dMag 0.0 day Time P Star Sp Mag Mag % Elon Sun Moon CA PA VA AA Libration A B RV Cct durn R.A. (J2000) Dec Mdist SV y m d h m s No D v r V ill Alt Alt Az o o o o L B m/o m/o "/s o sec h m s o m s Mm m/s 15 Dec 23 18 15 6.9 D 692SK5 0.9 0.1v 96+ 158 39 112 73S 85 125 94 +3.7 +6.9 +0.9+1.3 .479 -8.1 .06 4 35 55.2 16 30 33 367.0 871.2 R692 = Aldebaran = alpha Tauri 692 is multiple: AB 0.9 13.6 32" 113.3, dT = +58sec : AE 0.9 12.0 37" 321.7, dT = -43sec : AC 0.9 11.3 130" 31.9, dT = +161sec : AF 0.9 13.6 253" 120.5, dT = +432sec 692 = alf Tau, 0.86 to 0.89, V, Type LB: 15 Dec 23 19 23 31.2 R 692SK5 0.9 0.1v 96+ 158 49 131 -89N 250 281 258 +3.6 +6.9 +1.1+1.5 .445 -171.7 .06 4 35 55.2 16 30 33 366.3 809.9 R692 = Aldebaran = alpha Tauri 692 is multiple: AB 0.9 13.6 32" 113.3, dT = +51sec : AE 0.9 12.0 37" 321.7, dT = -25sec : AC 0.9 11.3 130" 31.9, dT = +232sec : AF 0.9 13.6 253" 120.5, dT = +358sec 692 = alf Tau, 0.86 to 0.89, V, Type LB: Catalogue details XZ 5912 = SAO 94027 = ZC 692 = Aldebaran = alpha Tauri RA = 4 35 55.2387 PM = 0.00437s Dec = 16 30 33.485 PM = -0.1894" Mv = 0.87, Mb = 2.41, Mr = 0.06 Spectrum K5 Dia: .0196" [CHARM/CADARS, 83 measures] alf Tau, 0.86 to 0.89, V, Type LB: Star is component A in the following system Name Cmpt Yr1 Yr2: PA1 PA2 : Sep1 Sep2 : Mag1 Mag2: #1 #2 mean BU 550 AB 1877 2007: 109.0 113.0: 30.500 31.600: 0.85 13.60: R 692 ------ STFB 2 AC 1781 2011: 37.0 32.0: 87.800 129.500: 0.85 11.30: R 692 ------ BU 1031 AE 1899 2000: 331.0 323.0: 31.000 36.100: 0.85 12.00: R 692 ------ BU 1031 AF 1908 2000: 124.0 121.0: 271.400 255.700: 0.85 13.60: R 692 ------ BU 1031 CD 1888 1962: 281.0 271.0: 2.300 1.300: 11.30 13.70: ------ ------ WDS Discoverer codes BU Burnham, S.W. et al STF F. Struve DD - Appendix list #1 WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 04359+1631BU 550AB 1877 2007 19 109 113 30.5 31.6 0.85 13.6 K5III +065-189 +16 629 N D 043555.24+163033.5 04359+1631STFB 2AC 1781 2011 36 37 32 87.8 129.5 0.85 11.3 K5III +065-189 +093-028 NLDU 043555.24+163033.5 04359+1631BU 1031AE 1899 2000 2 331 323 31.0 36.1 0.85 12.0 K5III +065-189 +000+000 N 043555.24+163033.5 04359+1631BU 1031AF 1908 2000 3 124 121 271.4 255.7 0.85 13.6 K5III +065-189 +012-011 N 043555.24+163033.5 04359+1631BU 1031CD 1888 1962 14 281 271 2.3 1.3 11.3 13.7 K4 +093-028 +16 630 N 043600.09+163226.8 ------------------------------------------------ Interferometric catalogue entries 043555.24+163033.5 ADS 3321 BU 550AB BD+16 629 HIP 21421 04359+1631 N Date PA Sep M1 M2 1991.25 . . < 0.1 . 1.00 . . . 511 222 0.3 1 HIP1997e Hh 043600.08+163226.7 Melotte 25 184 . BD+16 630 4UC 533-009334 04360+1633 Date PA Sep M1 M2 2004.136 . . < 0.038 . . . . . 1265 250 8.2 1 Gue2005b A ------------------------------------------------ AAVSO Variable star entry Variable identifier Type Max Min Ph Epoch Period alf Tau LB: 0.86 0.89 V