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Variable objects in Bootes

Lightcurves: C-LC = Current or Recent, P-LC = 'Pixel' Long-term, A-LC = from Articles, O-LC = Others.
Magnitude ranges are the extreme observed limits.

R Bootis
Type: M | P-LC | O-LC
Period: 223.4d
Coords: (2000) 14h37m11s +2644'13"
Magnitude range: 5.97 to 13.03
Sequence chart: RGA 1960
Total observations: 8993

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1890..          6                                      10
1900..     6   45   15    1   11    3  170  117  135  167
1910..    55   42  138  179  172  179  124  185  164  184
1920..   208  197  152  166  209  167  225  237  343  259
1930..   238  343  289  292  264  168  130  168   28  167
1940..   138   22   12   45   40   83  127    2   58
1950..    23   38   29   42   22   22   13   13    9   33
1960..    31   41   31   80   98   78   99  221  178  184
1970..   164  218  111  125   58
1990..               8    8             15   51   27   21
2000..    17

S Bootis
Type: M | P-LC
Period: 270.73d
Coords: (2000) 14h22m52s +5348'36"
Magnitude range: 7.55 to 14.05
Sequence chart: RGA1961
Total observations: 6390

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1890..                   11    7    3
1910..                                                 14
1920..    44  289  218  200  210  207  251  299  266  316
1930..   241  242  275  295  248  208  205  205    1  180
1940..   150   69   70   87   72  136  181        75
1950..    45   30   23   31   23   24   21   17   14   24
1960..    38   21   28   26   26   23   31   94  161  109
1970..    20   72   74   70   18
1990..                    8              9    3    5    8
2000..    19

U Bootis
Type: SRB | P-LC | O-LC
Period: 201d
Coords: (2000) 14h54.3m +1739'
Magnitude range: 9.48 to 13.23
Sequence chart: 036.01
Total observations: 8265

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1910..                                            46  107
1920..   120  112   92   79  137  147  197  250  252  257
1930..   177  196  200  212  154  113  108  117  170  154
1940..   128   18   27   72   52  105  102  108   89   74
1950..    80  110   70   52   49  129   38   30   44   73
1960..    18   19   42   41   14   23   12   10   19   22
1970..     3   33    9  142  155  166  132  135   75   92
1980..   134  101   80   88  103   85  125  201  200  168
1990..   122   90   58   92   87   76   66   33  100  127
2000..   120

V Bootis | an SR of declining amplitude | Why Observe V Bootis? | Binocular priority stars in 1995
Type: SRA | P-LC | O-LC
Period: 258d
Coords: (2000) 14h29.8m +3852'
Magnitude range: 6.50 to 11.40
Sequence chart: 037.01
Total observations: 14001

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1890..                    1
1910..        101  214  240  238  200  167  210  224  229
1920..   250  254  270  245  310  230  199  197  220  298
1930..   209  237  255  283  220  158  157  232    1  262
1940..   199   27   16   54   54  105  218   49  139   90
1950..   107  125  120   96   83  114   62   52   60  185
1960..   122  176  180  194  191  193  148  212  182  174
1970..   190  165   31  143  285  281  146  132  119  149
1980..   110  161  156  179  162  109  157  134  141  139
1990..   103   59   52   89   69   73   39   33  152   79
2000..   126

W Bootis
Type: SRB? | P-LC
Period: 450d?
Coords: (2000) 14h43.4m +2632'
Magnitude range: 4.20 to 5.70
Sequence chart: undated
Total observations: 1182

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..          1    3   35        16   22         1
1980..         19   26   21  115  106  111  124   48   41
1990..    25   37   86   65  105   50   28   25   25   28
2000..    19

RV Bootis
Type: SRB | P-LC
Period: 137d
Coords: (2000) 14h39.3m +3232'
Magnitude range: 7.35 to 9.40
Sequence chart: 104.01 | @
Total observations: 1856

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..                        29   20   39   43   55   71
1980..    40   90   42   34  125   64  107  125   70   67
1990..    64   63   28   63   85  122   49   35  124   89
2000..   113

RW Bootis
Type: SRB | P-LC | O-LC
Period: 209d
Coords: (2000) 14h41.2m +3134'
Magnitude range: 6.70 to 8.90
Sequence chart: 104.01 | @
Total observations: 1859

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..                        30   22   27   43   55   70
1980..    37   92   44   37  129   70  114  133   70   69
1990..    71   65   30   66   87  123   33   28  117   87
2000..   110

RX Bootis
Type: SRB | O-LC
Period: 160d
Coords: (2000) 14h24.2m +2542'
Magnitude range: 6.73 to 9.10
Sequence chart: 219.01 | @
Total observations: 1622

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..                                             5
1980..              89    8   13  127  126  177  122  102
1990..    79   52   33  101   72  105   56   65   93   87
2000..   110

TT Bootis
Type: UGSU | C-LC
Period: 45d?
Coords: (2000) 14h57m47s +4056'
Magnitude range: 12.45 to [15.70
Sequence chart: AAVSO
Total observations: 716

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                        32   57   82   96   66  203
2000..   180

UV Bootis
Type: CST?
Coords: (2000) 14h22m32s +2532'58"
Magnitude range: 7.20 to 9.10
Sequence chart: 720812
Total observations: 1793

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..          2   27   81  131  149  151   53   45   67
1980..    34   46   68  142  209  120  128  139   26
1990..                              5    4   40   35   39
2000..    52

UZ Bootis
Type: UGWZ | A-LC
Coords: (2000) 14h44m01s +2200'56"
Magnitude range: 11.65 to [15.90
Sequence chart: GMH881224
Total observations: 1045

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1980..                                                  3
1990..     1   47   39   93  109  114  148   78   61  157
2000..   195

ZZ Bootis
Type: EA
Period: 4.99d
Coords: (2000) 13h56.1m +2555'
Magnitude range: 6.55 to 7.45
Sequence chart: JEI720206
Total observations: 10

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                   6         4

CR Bootis (PG1346+082)
Type: AMCVn | C-LC
Coords: (2000) 13h48m55s +0757'33"
Magnitude range: 13.48 to 15.90
Sequence chart: TA910519
Total observations: 449

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..         32   27   58   25   22   44   55   59   69
2000..    58

GRB990123 Bootis
Type: GRB
Coords: (2000) 15h25m31s +4446'01"
Magnitude range: ? to [14.70
Total observations: 30

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                                 30

OQ 530 Bootis
Type: BLLAC
Coords: (1950) 14h18m06s +5436'58"
Magnitude range: ? to [14.35
Sequence chart: GMH880828
Total observations: 1

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                    1


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