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AAVSO Bulletin 73 for 2010 Apr10

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 April 2010
 0017+26      T And         <8.5-13.8>   Apr  8    
 0044-35      X Scl    %@  <10.6-(14.2>  Apr 14    
 0047+46A     RV Cas        <9.4-15.2>   Apr 15    
*0054+27      W Psc     #    9.8-15.6    Apr 25?   
*0202+27      Z Tri    %&    9.4-15.2    Apr 24?   
*0204+48      RV And         9.0-11.5    Apr  7?   
 0210+24      R Ari         <8.2-13.2>   Apr 22    
*0347+11      IK Tau   %@   12.3-15.8    Apr  6?   
*0419+16      VX Tau   %@    9.7-(15.0   Apr 29?   
 0422+09      R Tau    %&   <8.6-14.2>   Apr  3    
 0432+74      X Cam         <8.1-12.6>   Apr  8    
 0546+15A     Z Tau         <9.8-13.9>   Apr 14    
*0554+39      AZ Aur         9.5-14.1    Apr 18?   
 0617-02      V Mon    %#   <7.0-13.1>   Apr 20    
*0618+50      GO Aur    @    9.7-14.8    Apr  4?   
 0651+11      Y Mon    %@   <9.1-13.9>   Apr 19    
*0702+05      RS Mon   %&    9.4-(15.3   Apr 29?   
*0707+14      VX Gem         8.4-13.1    Apr 19?   
*0739+14      BE Gem   %@   10.1-(15.5   Apr 17?   
 0756-12      U Pup    %@   <9.8-14.1>   Apr 11    
*0807+14      SU Cnc   %#   10.5-(15.4   Apr  8?   
 0830+19      U Cnc    %#   <9.9-14.6>   Apr 21    
*0830+13      UY Cnc   %&   10.5-15.3    Apr 11?   
 0848+03      S Hya     &   <7.8-12.7>   Apr  2    
 0900-24      S Pyx    %&   <9.0-13.9>   Apr 23    
 1006-61      S Car     #   <5.7-8.5>    Apr 11    
*1107-06      U Crt    %&    9.0-(14.0   Apr 28?   
 1331-55      RV Cen        <7.7-10.3>   Apr 27    
 1336-33      T Cen         <5.5-9.0>    Apr 18    
 1409-59      R Cen         <5.8-11.1>   Apr 14(II) 
 1419+54      S Boo         <8.4-13.3>   Apr 16    
 1422+05      RS Vir        <8.1-13.9>   Apr  9    
 1536-54      T Nor    %@   <7.4-13.2>   Apr 29    
 1552+29      Z CrB        <10.0-14.6>   Apr 26    
 1605-19      W Sco    %@  <11.5-14.6>   Apr 20    
 1611-22B     S Sco    %#  <10.5-14.6>   Apr 30    
*1613+26      NP Her   %#    9.3-12.8    Apr 15?   
 1643-19      RR Oph        <8.9-14.6>   Apr 27    
*1647+05      RX Oph   %#    9.0-(15.5   Apr  8?   
 1810+31      TV Her        <9.7-14.5>   Apr 27    
*1815+12      V450 Oph %#   10.6-(15.0   Apr 13?   
 1850+32      RX Lyr       <11.9-(15.5>  Apr 16    
*1910+46      SS Lyr         9.5-15.0    Apr  2?   
 1913-31      SW Sgr   %@  <10.0-(13.4>  Apr 13    
 1935+09      RV Aql        <9.0-14.2>   Apr 11    
*1939+54      V369 Cyg       9.7-14.2    Apr  5?   
 1943+48      TU Cyg        <9.4-14.2>   Apr 16    
 1946+04      X Aql         <8.9-14.9>   Apr  3    
*1950+55      CU Cyg    &   10.3-(15.0   Apr 13?   
*1951+36A     IZ Cyg   %@   10.3-(15.5   Apr  2?   
*1955+51      CM Cyg         9.5-(15.0   Apr 14?   
 2007+15A     S Aql         <8.9-12.4>   Apr 18    
 2007-47      R Tel    %@   <8.6-14.8>   Apr 18    
 2011-39      RT Sgr   %@   <7.0-13.3>   Apr 29    
*2012+09      RU Del        10.4-15.2    Apr 24?   
*2051-40      RY Mic   %@    9.7-13.8    Apr 23?   
 2056-27      RR Cap   %@   <9.3-14.5>   Apr 18    
 2059+23A     R Vul         <8.1-12.6>   Apr 15    
 2102-21      X Cap    %@  <11.1-14.8>   Apr 30    
 2116+14      X Peg         <9.4-13.8>   Apr  9    
 2120-30      S Mic    %&   <9.0-13.8>   Apr 15    
*2137+53      RU Cyg        <8.0-9.4>    Apr  2?   
 2142-47      R Gru    %@   <8.3-14.6>   Apr 15    
 2221+29      RV Peg   %&   <9.9-14.6>   Apr 13    
 2259+14      RW Peg        <9.7-14.0>   Apr 24    
 2327-46      V Phe    %@   <9.2-14.0>   Apr 24    
 2351-50      R Phe    %@   <8.0-14.1>   Apr 10    
 2358+55A     Y Cas         <9.8-14.5>   Apr 10    

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 April 2010
 0018+38      R And         <6.9-14.3>   Apr 30    
 0040+47      U Cas         <8.4-14.8>   Apr 19    
 0044+35      V And         <9.5-14.4>   Apr  5    
 0109+40      U And         <9.9-14.3>   Apr 23    
*0109-57      RS Phe   %@    9.7-(15.0   Apr 28?   
 0117+12      U Psc    %&  <11.0-14.4>   Apr 15    
*0122-33      R Scl          6.0-9.1     Apr 14?   
*0242+37      AI Per   %&   11.0-15.5    Apr  3?   
*0526+07      BK Ori    &    9.0-14.0    Apr  3?   
*0625+64      RT Cam    #    9.3-(15.0   Apr 18?   
*0641+08      ST Mon   %@    9.9-15.7    Apr  3?   
 0652-08      X Mon         <7.4-9.1>    Apr 25    
*0753+20      BP Gem    &    9.8-15.9    Apr  7?   
 0833+50      X UMa         <9.7-14.4>   Apr 21    
*0937+20      RS Leo         9.7-(15.5   Apr 14?   
*1010-58B     AF Car   %@    9.7-(14.5   Apr 24?   
 1159+19      R Com         <8.5-14.2>   Apr 17    
 1332+73      T UMi         <9.2-14.0>   Apr  9    
 1401+13      Z Boo         <9.3-14.8>   Apr 12    
 1405-28      RU Hya   %&   <8.4-14.0>   Apr  2    
 1415+67      U UMi         <8.2-12.0>   Apr  5    
*1513+36      RT Boo         8.9-14.0    Apr  8?   
 1517+14      S Ser         <8.7-13.5>   Apr 17    
 1527-14      RU Lib   %#   <8.1-14.0>   Apr 27    
*1540-20      Z Lib    %@   11.7-(15.5   Apr 11?   
 1546+15      R Ser         <6.9-13.4>   Apr 13    
 1558-23      RZ Sco   %#   <8.8-12.2>   Apr 27    
 1600-21      Z Sco    %&   <9.2-13.4>   Apr 27    
 1628+07A     SS Her        <9.2-12.4>   Apr 20    
*1702+17      VY Her    #    9.3-15.5    Apr 20?   
 1708-33      RW Sco   %@  <9.6>-15.0    Apr 18    
*1726+18      UZ Her         8.3-15.5    Apr  4?   
 1751+11      RT Oph        <9.6-15.1>   Apr  3    
*1754+23A     FU Her   %@   11.1-15.8    Apr 26?   
*1814+06      AY Oph    &   10.4-(15.5   Apr 18?   
*1818+28      AZ Her    &   10.4-16.0    Apr 18?   
*1853+16      EU Aql   %&   11.4-15.1    Apr 21?   
 1908-18      RX Sgr        <9.7-13.8>   Apr  9    
 1909+41      RU Lyr       <10.6-15.1>   Apr  8    
 1910-19      R Sgr         <7.3-12.5>   Apr 24    
*1927+34      DD Cyg         9.6-14.1    Apr  4?   
 1958+49      Z Cyg         <8.7-13.3>   Apr 25    
*2002+50      BU Cyg         9.6-(16.0   Apr 23?   
 2003+57      S Cyg        <10.3-16.0>   Apr  3    
*2013+76      SZ Cep         9.1-15.5    Apr 11?   
 2028+17      Z Del         <8.8-14.5>   Apr 30    
*2035+13      SS Del        11.3-(16.0   Apr  2?   
 2041-04      W Aqr         <8.9-14.2>   Apr 21    
*2117+21      SW Peg         8.7-15.5    Apr  4?   
*2158+13      DG Peg        10.2-15.2    Apr 29?   
 2158-28      S PsA        <9.0>-(13.4   Apr 18    
 2213-21      X Aqr         <8.3-14.4>   Apr 25    
 2359+39      SV And        <8.7-13.7>   Apr 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 MAXIMA and minima of long period variables for April 2010
 0017+26      T And         <8.5-13.8>   MAX Apr  8    
 0018+38      R And         <6.9-14.3>   min Apr 30    
 0040+47      U Cas         <8.4-14.8>   min Apr 19    
 0044+35      V And         <9.5-14.4>   min Apr  5    
 0044-35      X Scl    %@  <10.6-(14.2>  MAX Apr 14    
 0047+46A     RV Cas        <9.4-15.2>   MAX Apr 15    
*0054+27      W Psc          9.8-15.6    MAX Apr 25?   
 0109+40      U And         <9.9-14.3>   min Apr 23    
*0109-57      RS Phe   %@    9.7-(15.0   min Apr 28?   
 0117+12      U Psc    %&  <11.0-14.4>   min Apr 15    
*0122-33      R Scl          6.0-9.1     min Apr 14?   
*0202+27      Z Tri    %&    9.4-15.2    MAX Apr 24?   
*0204+48      RV And         9.0-11.5    MAX Apr  7?   
 0210+24      R Ari         <8.2-13.2>   MAX Apr 22    
*0242+37      AI Per   %&   11.0-15.5    min Apr  3?   
*0347+11      IK Tau   %@   12.3-15.8    MAX Apr  6?   
*0419+16      VX Tau   %@    9.7-(15.0   MAX Apr 29?   
 0422+09      R Tau    %&   <8.6-14.2>   MAX Apr  3    
 0432+74      X Cam         <8.1-12.6>   MAX Apr  8    
*0526+07      BK Ori    &    9.0-14.0    min Apr  3?   
 0546+15A     Z Tau         <9.8-13.9>   MAX Apr 14    
*0554+39      AZ Aur         9.5-14.1    MAX Apr 18?   
 0617-02      V Mon    %#   <7.0-13.1>   MAX Apr 20    
*0618+50      GO Aur    @    9.7-14.8    MAX Apr  4?   
*0625+64      RT Cam    #    9.3-(15.0   min Apr 18?   
*0641+08      ST Mon   %@    9.9-15.7    min Apr  3?   
 0651+11      Y Mon    %@   <9.1-13.9>   MAX Apr 19    
 0652-08      X Mon         <7.4-9.1>    min Apr 25    
*0702+05      RS Mon   %&    9.4-(15.3   MAX Apr 29?   
*0707+14      VX Gem         8.4-13.1    MAX Apr 19?   
*0739+14      BE Gem   %@   10.1-(15.5   MAX Apr 17?   
*0753+20      BP Gem    &    9.8-15.9    min Apr  7?   
 0756-12      U Pup    %@   <9.8-14.1>   MAX Apr 11    
*0807+14      SU Cnc   %#   10.5-(15.4   MAX Apr  8?   
 0830+19      U Cnc    %#   <9.9-14.6>   MAX Apr 21    
*0830+13      UY Cnc   %&   10.5-15.3    MAX Apr 11?   
 0833+50      X UMa         <9.7-14.4>   min Apr 21    
 0848+03      S Hya     &   <7.8-12.7>   MAX Apr  2    
 0900-24      S Pyx    %&   <9.0-13.9>   MAX Apr 23    
*0937+20      RS Leo         9.7-(15.5   min Apr 14?   
 1006-61      S Car     #   <5.7-8.5>    MAX Apr 11    
*1010-58B     AF Car   %@    9.7-(14.5   min Apr 24?   
*1107-06      U Crt    %&    9.0-(14.0   MAX Apr 28?   
 1159+19      R Com         <8.5-14.2>   min Apr 17    
 1331-55      RV Cen        <7.7-10.3>   MAX Apr 27    
 1332+73      T UMi         <9.2-14.0>   min Apr  9    
 1336-33      T Cen         <5.5-9.0>    MAX Apr 18    
 1401+13      Z Boo         <9.3-14.8>   min Apr 12    
 1405-28      RU Hya   %&   <8.4-14.0>   min Apr  2    
 1409-59      R Cen         <5.8-11.1>   MAX Apr 14(I) 
 1415+67      U UMi         <8.2-12.0>   min Apr  5    
 1419+54      S Boo         <8.4-13.3>   MAX Apr 16    
 1422+05      RS Vir        <8.1-13.9>   MAX Apr  9    
*1513+36      RT Boo         8.9-14.0    min Apr  8?   
 1517+14      S Ser         <8.7-13.5>   min Apr 17    
 1527-14      RU Lib   %#   <8.1-14.0>   min Apr 27    
 1536-54      T Nor    %@   <7.4-13.2>   MAX Apr 29    
*1540-20      Z Lib    %@   11.7-(15.5   min Apr 11?   
 1546+15      R Ser         <6.9-13.4>   min Apr 13    
 1552+29      Z CrB        <10.0-14.6>   MAX Apr 26    
 1558-23      RZ Sco   %#   <8.8-12.2>   min Apr 27    
 1600-21      Z Sco    %&   <9.2-13.4>   min Apr 27    
 1605-19      W Sco    %@  <11.5-14.6>   MAX Apr 20    
 1611-22B     S Sco    %#  <10.5-14.6>   MAX Apr 30    
*1613+26      NP Her   %#    9.3-12.8    MAX Apr 15?   
 1628+07A     SS Her        <9.2-12.4>   min Apr 20    
 1643-19      RR Oph        <8.9-14.6>   MAX Apr 27    
*1647+05      RX Oph   %#    9.0-(15.5   MAX Apr  8?   
*1702+17      VY Her    #    9.3-15.5    min Apr 20?   
 1708-33      RW Sco   %@  <9.6>-15.0    min Apr 18    
*1726+18      UZ Her         8.3-15.5    min Apr  4?   
 1751+11      RT Oph        <9.6-15.1>   min Apr  3    
*1754+23A     FU Her   %@   11.1-15.8    min Apr 26?   
 1810+31      TV Her        <9.7-14.5>   MAX Apr 27    
*1814+06      AY Oph    &   10.4-(15.5   min Apr 18?   
*1815+12      V450 Oph %#   10.6-(15.0   MAX Apr 13?   
*1818+28      AZ Her    &   10.4-16.0    min Apr 18?   
 1850+32      RX Lyr       <11.9-(15.5>  MAX Apr 16    
*1853+16      EU Aql   %&   11.4-15.1    min Apr 21?   
 1908-18      RX Sgr        <9.7-13.8>   min Apr  9    
 1909+41      RU Lyr       <10.6-15.1>   min Apr  8    
*1910+46      SS Lyr         9.5-15.0    MAX Apr  2?   
 1910-19      R Sgr         <7.3-12.5>   min Apr 24    
 1913-31      SW Sgr   %@  <10.0-(13.4>  MAX Apr 13    
*1927+34      DD Cyg         9.6-14.1    min Apr  4?   
 1935+09      RV Aql        <9.0-14.2>   MAX Apr 11    
*1939+54      V369 Cyg       9.7-14.2    MAX Apr  5?   
 1943+48      TU Cyg        <9.4-14.2>   MAX Apr 16    
 1946+04      X Aql         <8.9-14.9>   MAX Apr  3    
*1950+55      CU Cyg    &   10.3-(15.0   MAX Apr 13?   
*1951+36A     IZ Cyg   %@   10.3-(15.5   MAX Apr  2?   
*1955+51      CM Cyg         9.5-(15.0   MAX Apr 14?   
 1958+49      Z Cyg         <8.7-13.3>   min Apr 25    
*2002+50      BU Cyg         9.6-(16.0   min Apr 23?   
 2003+57      S Cyg        <10.3-16.0>   min Apr  3    
 2007+15A     S Aql         <8.9-12.4>   MAX Apr 18    
 2007-47      R Tel    %@   <8.6-14.8>   MAX Apr 18    
 2011-39      RT Sgr   %@   <7.0-13.3>   MAX Apr 29    
*2012+09      RU Del        10.4-15.2    MAX Apr 24?   
*2013+76      SZ Cep         9.1-15.5    min Apr 11?   
 2028+17      Z Del         <8.8-14.5>   min Apr 30    
*2035+13      SS Del        11.3-(16.0   min Apr  2?   
 2041-04      W Aqr         <8.9-14.2>   min Apr 21    
*2051-40      RY Mic   %@    9.7-13.8    MAX Apr 23?   
 2056-27      RR Cap   %@   <9.3-14.5>   MAX Apr 18    
 2059+23A     R Vul         <8.1-12.6>   MAX Apr 15    
 2102-21      X Cap    %@  <11.1-14.8>   MAX Apr 30    
 2116+14      X Peg         <9.4-13.8>   MAX Apr  9    
*2117+21      SW Peg         8.7-15.5    min Apr  4?   
 2120-30      S Mic    %&   <9.0-13.8>   MAX Apr 15    
*2137+53      RU Cyg        <8.0-9.4>    MAX Apr  2?   
 2142-47      R Gru    %@   <8.3-14.6>   MAX Apr 15    
*2158+13      DG Peg        10.2-15.2    min Apr 29?   
 2158-28      S PsA        <9.0>-(13.4   min Apr 18    
 2213-21      X Aqr         <8.3-14.4>   min Apr 25    
 2221+29      RV Peg   %&   <9.9-14.6>   MAX Apr 13    
 2259+14      RW Peg        <9.7-14.0>   MAX Apr 24    
 2327-46      V Phe    %@   <9.2-14.0>   MAX Apr 24    
 2351-50      R Phe    %@   <8.0-14.1>   MAX Apr 10    
 2358+55A     Y Cas         <9.8-14.5>   MAX Apr 10    
 2359+39      SV And        <8.7-13.7>   min Apr 27    
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