IMPORTANT NOTICE: Bulletin 73 was NOT prepared in the same way as in the past. READ THE INTRODUCTION before you use the Bulletin; contact AAVSO Headquarters for more precise dates for research. Predicted MAXIMA of long period variables for July 2010 0019-09 S Cet <8.2-14.2> Jul 15 0112+08 S Psc %& <9.6-15.0> Jul 28 0117+12 U Psc %& <11.0-14.4> Jul 16 0123+50 RZ Per %# <9.4-13.7> Jul 23 0149+58 X Cas <10.1-12.5> Jul 15 0212+81 Z Cep # <10.8-15.4> Jul 9 *0226+46 AX And %& 9.7-14.7 Jul 27? *0242+37 AI Per %& 11.0-15.5 Jul 19? *0349-46 U Hor %@ 7.5-(14.0 Jul 21? 0509+53 R Aur <7.7-13.3> Jul 18 0512-47 T Pic %@ <8.4-13.9> Jul 8 0535+31 U Aur %# <8.5-14.0> Jul 9 *0536-04 Y Ori %# 9.3-(15.5 Jul 12? *0549+32 AY Aur %# 10.0-(15.0 Jul 4? *0625+74 SU Cam %# 9.2-15.0 Jul 3? 0640+30 X Gem <8.2-13.2> Jul 3 0652-08 X Mon <7.4-9.1> Jul 15 0728+11 T CMi %@ <10.5-14.0> Jul 5 0728-20B Z Pup %# <8.1-14.5> Jul 27 *0732+34 ST Gem %@ 8.8-14.5 Jul 14? 0742-41 W Pup %& <8.4-12.4> Jul 16 *0753+20 BP Gem & 9.8-15.9 Jul 28? *0813-34 TU Pup %@ <9.9-13.9> Jul 2? *0937+20 RS Leo 9.7-(15.5 Jul 6? 0942+11 R Leo <5.8-10.0> Jul 16 1029+00 S Sex <9.1-13.4> Jul 8 1032-70 RZ Car %@ <10.0-15.4> Jul 29 1220+01 SS Vir <6.8-8.9> Jul 8 1234+59 RS UMa <9.0-14.3> Jul 3 1322-02 V Vir <8.9-14.3> Jul 1 1332+73 T UMi <9.2-14.0> Jul 5 1336-33 T Cen <5.5-9.0> Jul 17 1401+13 Z Boo <9.3-14.8> Jul 29 1405-28 RU Hya %& <8.4-14.0> Jul 18 1415+67 U UMi <8.2-12.0> Jul 10 1425+39 V Boo <7.0-11.3> Jul 10(I) 1449+18 U Boo 9.9-12.8 Jul 1 1547-36 R Lup %@ <10.1-14.1> Jul 3 1558-23 RZ Sco %# <8.8-12.2> Jul 9 *1607+10 DN Her 9.9-14.5 Jul 2? 1628-15 T Oph <9.8-(14.0> Jul 11 1631+37 W Her <8.3-13.5> Jul 20 *1657+22 SY Her 7.8-13.2 Jul 9? *1719+04A V759 Oph %& 9.8-13.6 Jul 9? *1726+18 UZ Her 8.3-15.5 Jul 8? 1741-62 W Pav %@ <9.0-14.1> Jul 14 *1754+23A FU Her %@ 11.1-15.8 Jul 23? 1755+19 RY Her <9.0-13.8> Jul 1 *1802-22 VX Sgr 6.7-13.3 Jul 21? 1805+65 W Dra <9.6-14.4> Jul 25 *1814+06 AY Oph & 10.4-(15.5 Jul 14? 1822+24 SV Her %& <9.8-14.4> Jul 11 *1922+01 TU Aql 8.9-(15.4 Jul 14? *1939+54 V369 Cyg 9.7-14.2 Jul 19? *2002+50 BU Cyg 9.6-(16.0 Jul 17? 2008+12 RU Aql <9.4-14.0> Jul 12 *2039+37 DR Cyg %# 8.3-(15.5 Jul 14? 2042-15 U Cap @ <11.1-14.8> Jul 3 2050+17 X Del <9.0-14.1> Jul 2 *2158+13 DG Peg 10.2-15.2 Jul 10? 2208+43A RS Lac <10.4-11.9> Jul 30 2219-48 S Gru %@ <7.7-14.4> Jul 24 2238+41 R Lac <9.1-14.4> Jul 11 *2315+39 RY And %# 9.5-(15.0 Jul 13? 2333+35 ST And <8.2-11.8> Jul 31 2359+39 SV And <8.7-13.7> Jul 27 IMPORTANT NOTICE: Bulletin 73 was NOT prepared in the same way as in the past. READ THE INTRODUCTION before you use the Bulletin; contact AAVSO Headquarters for more precise dates for research. Predicted minima of long period variables for July 2010 0010-32 S Scl %# <6.7-12.9> Jul 20 0025-46 T Phe %@ <9.4-14.2> Jul 23 0049+58 W Cas <8.8-11.8> Jul 6 *0054+27 W Psc # 9.8-15.6 Jul 20? 0133+38 Y And %# <9.2-14.2> Jul 4 *0204+48 RV And 9.0-11.5 Jul 15? 0210+24 R Ari <8.2-13.2> Jul 30 0214-03 Omi Cet <3.4-9.3> Jul 1 *0302+26 Z Ari # 10.2-(15.0 Jul 26? 0305+14 U Ari # <8.1-14.6> Jul 3 0432+74 X Cam <8.1-12.6> Jul 3 *0450-07 SX Eri %@ 9.6-(14.5 Jul 1? 0500-22 T Lep <8.3-12.9> Jul 1 *0634+44A AA Aur 9.2-(15.5 Jul 9? *0702+05 RS Mon %& 9.4-(15.3 Jul 9? *0807+14 SU Cnc %# 10.5-(15.4 Jul 12? 0850-08 T Hya <7.8-12.6> Jul 5 0940-23 RR Hya %# <9.3-14.4> Jul 23 0955-63 RV Car %@ <11.3-16.2> Jul 10 1037+69 R UMa <7.5-13.0> Jul 31 1150-58 W Cen %@ <8.5-13.2> Jul 1 1209-05 T Vir %& <9.6-14.2> Jul 3 1233+07 R Vir <6.9-11.5> Jul 24 1246+06 U Vir %& <8.2-13.1> Jul 5 *1353-04 SY Vir %& 9.0-15.0 Jul 27? 1405-12A Z Vir %& <10.4-14.9> Jul 16 *1437-19A SX Lib # 9.2-(15.5 Jul 11? 1515-20 S Lib <8.4-12.0> Jul 8 1532-15 W Lib %@ <11.1-15.0> Jul 20 1536-20A U Lib <9.6-14.4> Jul 24 1545+36 X CrB <9.1-13.6> Jul 23 1547-15 R Lib %# <10.3-14.8> Jul 19 1621+19 U Her <7.5-12.5> Jul 18 *1626+23 DO Her 10.3-(16.0 Jul 14? 1706+27A RT Her <9.4-15.0> Jul 21 1714+01 Z Oph <8.1-12.7> Jul 8 1806+66 X Dra <11.0-14.7> Jul 23 *1815+12 V450 Oph %# 10.6-(15.0 Jul 4? 1831+49A SV Dra <9.7-14.3> Jul 21 *1903+33 AB Lyr 10.1-15.5 Jul 5? *1906+43 ST Lyr 9.8-(15.5 Jul 25? 1910-07 W Aql <8.3-14.0> Jul 27 1913-21 Z Sgr <8.6-16.0> Jul 25 *1934+28 BG Cyg <9.1-12.4> Jul 11? 1939-72 T Pav <8.0-13.8> Jul 6 1953-08 RS Aql & <9.7-15.2> Jul 20 2007+15A S Aql <8.9-12.4> Jul 15 *2035+37A FF Cyg 9.2-15.0 Jul 7? 2059+23A R Vul <8.1-12.6> Jul 11 2105-04 RS Aqr <10.0-14.0> Jul 6 *2106+12 AN Peg # 10.0-(15.5 Jul 3? 2108+68 T Cep <6.0-10.3> Jul 31 2116+14 X Peg <9.4-13.8> Jul 20 2116-15 T Cap # <9.5-13.9> Jul 8 2120-30 S Mic %& <9.0-13.8> Jul 31 *2137+53 RU Cyg <8.0-9.4> Jul 15? 2206+13 Y Peg <10.5-14.9> Jul 2 2207+14 RS Peg # <9.3-14.3> Jul 14 *2219+55B SU Lac %@ 10.3-(15.0 Jul 15? *2343+15 DL Peg %# 10.0-15.0 Jul 14? IMPORTANT NOTICE: Bulletin 73 was NOT prepared in the same way as in the past. READ THE INTRODUCTION before you use the Bulletin; contact AAVSO Headquarters for more precise dates for research. Predicted MAXIMA and minima of long period variables for July 2010 0010-32 S Scl %# <6.7-12.9> min Jul 20 0019-09 S Cet <8.2-14.2> MAX Jul 15 0025-46 T Phe %@ <9.4-14.2> min Jul 23 0049+58 W Cas <8.8-11.8> min Jul 6 *0054+27 W Psc # 9.8-15.6 min Jul 20? 0112+08 S Psc %& <9.6-15.0> MAX Jul 28 0117+12 U Psc %& <11.0-14.4> MAX Jul 16 0123+50 RZ Per %# <9.4-13.7> MAX Jul 23 0133+38 Y And %# <9.2-14.2> min Jul 4 0149+58 X Cas <10.1-12.5> MAX Jul 15 *0204+48 RV And 9.0-11.5 min Jul 15? 0210+24 R Ari <8.2-13.2> min Jul 30 0212+81 Z Cep # <10.8-15.4> MAX Jul 9 0214-03 Omi Cet <3.4-9.3> min Jul 1 *0226+46 AX And %& 9.7-14.7 MAX Jul 27? *0242+37 AI Per %& 11.0-15.5 MAX Jul 19? *0302+26 Z Ari # 10.2-(15.0 min Jul 26? 0305+14 U Ari # <8.1-14.6> min Jul 3 *0349-46 U Hor %@ 7.5-(14.0 MAX Jul 21? 0432+74 X Cam <8.1-12.6> min Jul 3 *0450-07 SX Eri %@ 9.6-(14.5 min Jul 1? 0500-22 T Lep <8.3-12.9> min Jul 1 0509+53 R Aur <7.7-13.3> MAX Jul 18 0512-47 T Pic %@ <8.4-13.9> MAX Jul 8 0535+31 U Aur %# <8.5-14.0> MAX Jul 9 *0536-04 Y Ori %# 9.3-(15.5 MAX Jul 12? *0549+32 AY Aur %# 10.0-(15.0 MAX Jul 4? *0625+74 SU Cam %# 9.2-15.0 MAX Jul 3? *0634+44A AA Aur 9.2-(15.5 min Jul 9? 0640+30 X Gem <8.2-13.2> MAX Jul 3 0652-08 X Mon <7.4-9.1> MAX Jul 15 *0702+05 RS Mon %& 9.4-(15.3 min Jul 9? 0728+11 T CMi %@ <10.5-14.0> MAX Jul 5 0728-20B Z Pup %# <8.1-14.5> MAX Jul 27 *0732+34 ST Gem %@ 8.8-14.5 MAX Jul 14? 0742-41 W Pup %& <8.4-12.4> MAX Jul 16 *0753+20 BP Gem & 9.8-15.9 MAX Jul 28? *0807+14 SU Cnc %# 10.5-(15.4 min Jul 12? *0813-34 TU Pup %@ <9.9-13.9> MAX Jul 2? 0850-08 T Hya <7.8-12.6> min Jul 5 *0937+20 RS Leo 9.7-(15.5 MAX Jul 6? 0940-23 RR Hya %# <9.3-14.4> min Jul 23 0942+11 R Leo <5.8-10.0> MAX Jul 16 0955-63 RV Car %@ <11.3-16.2> min Jul 10 1029+00 S Sex <9.1-13.4> MAX Jul 8 1032-70 RZ Car %@ <10.0-15.4> MAX Jul 29 1037+69 R UMa <7.5-13.0> min Jul 31 1150-58 W Cen %@ <8.5-13.2> min Jul 1 1209-05 T Vir %& <9.6-14.2> min Jul 3 1220+01 SS Vir <6.8-8.9> MAX Jul 8 1233+07 R Vir <6.9-11.5> min Jul 24 1234+59 RS UMa <9.0-14.3> MAX Jul 3 1246+06 U Vir %& <8.2-13.1> min Jul 5 1322-02 V Vir <8.9-14.3> MAX Jul 1 1332+73 T UMi <9.2-14.0> MAX Jul 5 1336-33 T Cen <5.5-9.0> MAX Jul 17 *1353-04 SY Vir %& 9.0-15.0 min Jul 27? 1401+13 Z Boo <9.3-14.8> MAX Jul 29 1405-12A Z Vir %& <10.4-14.9> min Jul 16 1405-28 RU Hya %& <8.4-14.0> MAX Jul 18 1415+67 U UMi <8.2-12.0> MAX Jul 10 1425+39 V Boo <7.0-11.3> MAX Jul 10(I) *1437-19A SX Lib # 9.2-(15.5 min Jul 11? 1449+18 U Boo 9.9-12.8 MAX Jul 1 1515-20 S Lib <8.4-12.0> min Jul 8 1532-15 W Lib %@ <11.1-15.0> min Jul 20 1536-20A U Lib <9.6-14.4> min Jul 24 1545+36 X CrB <9.1-13.6> min Jul 23 1547-15 R Lib %# <10.3-14.8> min Jul 19 1547-36 R Lup %@ <10.1-14.1> MAX Jul 3 1558-23 RZ Sco %# <8.8-12.2> MAX Jul 9 *1607+10 DN Her 9.9-14.5 MAX Jul 2? 1621+19 U Her <7.5-12.5> min Jul 18 *1626+23 DO Her 10.3-(16.0 min Jul 14? 1628-15 T Oph <9.8-(14.0> MAX Jul 11 1631+37 W Her <8.3-13.5> MAX Jul 20 *1657+22 SY Her 7.8-13.2 MAX Jul 9? 1706+27A RT Her <9.4-15.0> min Jul 21 1714+01 Z Oph <8.1-12.7> min Jul 8 *1719+04A V759 Oph %& 9.8-13.6 MAX Jul 9? *1726+18 UZ Her 8.3-15.5 MAX Jul 8? 1741-62 W Pav %@ <9.0-14.1> MAX Jul 14 *1754+23A FU Her %@ 11.1-15.8 MAX Jul 23? 1755+19 RY Her <9.0-13.8> MAX Jul 1 *1802-22 VX Sgr 6.7-13.3 MAX Jul 21? 1805+65 W Dra <9.6-14.4> MAX Jul 25 1806+66 X Dra <11.0-14.7> min Jul 23 *1814+06 AY Oph & 10.4-(15.5 MAX Jul 14? *1815+12 V450 Oph %# 10.6-(15.0 min Jul 4? 1822+24 SV Her %& <9.8-14.4> MAX Jul 11 1831+49A SV Dra <9.7-14.3> min Jul 21 *1903+33 AB Lyr 10.1-15.5 min Jul 5? *1906+43 ST Lyr 9.8-(15.5 min Jul 25? 1910-07 W Aql <8.3-14.0> min Jul 27 1913-21 Z Sgr <8.6-16.0> min Jul 25 *1922+01 TU Aql 8.9-(15.4 MAX Jul 14? *1934+28 BG Cyg <9.1-12.4> min Jul 11? *1939+54 V369 Cyg 9.7-14.2 MAX Jul 19? 1939-72 T Pav <8.0-13.8> min Jul 6 1953-08 RS Aql & <9.7-15.2> min Jul 20 *2002+50 BU Cyg 9.6-(16.0 MAX Jul 17? 2007+15A S Aql <8.9-12.4> min Jul 15 2008+12 RU Aql <9.4-14.0> MAX Jul 12 *2035+37A FF Cyg 9.2-15.0 min Jul 7? *2039+37 DR Cyg %# 8.3-(15.5 MAX Jul 14? 2042-15 U Cap @ <11.1-14.8> MAX Jul 3 2050+17 X Del <9.0-14.1> MAX Jul 2 2059+23A R Vul <8.1-12.6> min Jul 11 2105-04 RS Aqr <10.0-14.0> min Jul 6 *2106+12 AN Peg # 10.0-(15.5 min Jul 3? 2108+68 T Cep <6.0-10.3> min Jul 31 2116+14 X Peg <9.4-13.8> min Jul 20 2116-15 T Cap # <9.5-13.9> min Jul 8 2120-30 S Mic %& <9.0-13.8> min Jul 31 *2137+53 RU Cyg <8.0-9.4> min Jul 15? *2158+13 DG Peg 10.2-15.2 MAX Jul 10? 2206+13 Y Peg <10.5-14.9> min Jul 2 2207+14 RS Peg # <9.3-14.3> min Jul 14 2208+43A RS Lac <10.4-11.9> MAX Jul 30 *2219+55B SU Lac %@ 10.3-(15.0 min Jul 15? 2219-48 S Gru %@ <7.7-14.4> MAX Jul 24 2238+41 R Lac <9.1-14.4> MAX Jul 11 *2315+39 RY And %# 9.5-(15.0 MAX Jul 13? 2333+35 ST And <8.2-11.8> MAX Jul 31 *2343+15 DL Peg %# 10.0-15.0 min Jul 14? 2359+39 SV And <8.7-13.7> MAX Jul 27