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Variable objects in Draco

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 Draconis
Type: M | P-LC | O-LC
Period: 245.6d
Coords: (2000) 16h32m40s +6645'17"
Magnitude range: 6.21 to [13.50
Sequence chart: RGA 1961
Total observations: 10580

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1890..               8   41   23   10    1
1900..    17   40   43   26   28   12  231  251  254  182
1910..   110   79   99  144  121  107  109  153  178  195
1920..   323  310  241  281  325  266  311  242  318  307
1930..   257  319  310  278  291  157  108  185       179
1940..   153   42   40   90   92  110  113    2   75
1950..    42   93   83   75   48   74   22   24   39   87
1960..    59   47   70  100  138   92   91   96   88  113
1970..    95   91  102  217  118
1990..                    6        27   12   85   59   43
2000..    57

S Draconis
Type: SRB
Period: 136d
Coords: (2000) 16h43m00s +5454'15"
Magnitude range: 8.40P to 9.60
Sequence chart: 106.01
Total observations: 40

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..          8    4
1990..               6                        7   15

T Draconis
Type: M | O-LC
Period: 421.62d
Coords: (2000) 17h56m22s +5812'54"
Magnitude range: 8.40 to 14.30
Sequence chart: 046.01
Total observations: 2521

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1920..               3    8   45  112  107   62   67   52
1930..    31   49   43   68   92
1970..                                       24   42   51
1980..   134  195  223  190  125  112  131  140  173
1990..         26        23   28   27   27   34   23   27
2000..    27

RY Draconis | Binocular priority stars in 1995
Type: SRB? | P-LC
Period: 200d?
Coords: (2000) 12h56.4m +6600'
Magnitude range: 5.86 to 8.70
Sequence chart: 225.01 | @
Total observations: 8140

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        248  218  351  519  381  261  258  189  174
1980..   126  164  262  409  597  432  358  327  324  261
1990..   219  192  212  245  253  228   79  125  345  220
2000..   163

TW Draconis
Type: EA
Period: 2.81d
Coords: (2000) 15h33.8m +6354'
Magnitude range: 8.00 to 8.30
Sequence chart: TJB931023 | @
Total observations: 4

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
2000..     4

TX Draconis
Type: SRB | P-LC
Period: 78d?
Coords: (2000) 16h35.0m +6028'
Magnitude range: 6.10 to 8.60
Sequence chart: 106.01 | @
Total observations: 5364

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         80  105  133  141  103  108  124   71  142
1980..    96  215  244  290  360  264  245  221  172  212
1990..   185  187  176  160  164  176   87  112  493  171
2000..   127

UW Draconis
Type: LB
Coords: (2000) 17h57.5m +5440'
Magnitude range: 7.10 to 8.10
Sequence chart: MDT740727
Total observations: 578

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         45   80
1990..         80    4   59   56        51   29   79   59
2000..    36

UX Draconis | Modern catalogues for var-star comparisons | PEP from Ryde
Type: SRA? | O-LC
Period: 168d
Coords: (2000) 19h21.6m +7634'
Magnitude range: 5.88 to 7.40
Sequence chart: MDT821107
Total observations: 877

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        126   82
1990..         80    7  173   97   98   47   33   76   40
2000..    18

VW Draconis
Type: SRD?
Period: 170d?
Coords: (2000) 17h16.5m +6040'
Magnitude range: 5.75 to 7.90
Sequence chart: B158
Total observations: 903

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         22   76   90   87   43   16   37   24   58
1980..              60
1990..         40    2   75  114    8   34   25   28   38
2000..    26

AB Draconis
Type: UGZ | C-LC | P-LC
Period: 13d
Coords: (2000) 19h49.1m +7745'
Magnitude range: 11.61 to 16.80
Sequence chart: 007.03
Total observations: 8565

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1960..                                                 72
1970..   130  152  126  408  299  214  179   78   90  152
1980..   161   71  114  284  331  282  411  420  407  341
1990..   302  264  190  306  358  415  283  309  376  571
2000..   469

AG Draconis
Type: ZAND | O-LC
Period: 554d
Coords: (2000) 16h01.7m +6648'
Magnitude range: 8.00 to 10.60
Sequence chart: 080.01 | @
Total observations: 3036

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         15   32   58    8   17    6
1980..                        41   59   62   84   96   82
1990..    68   65   87  129  171  295  311  358  349  304
2000..   339

AH Draconis
Type: SRB | P-LC
Period: 158d
Coords: (2000) 16h48.3m +5749'
Magnitude range: 6.72 to 9.20
Sequence chart: 106.01 | @
Total observations: 3345

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         39   62   85  126   40   44   76   57  103
1980..    60   68   97  146  260  189  212  192  167  161
1990..   133  111  135  142  139  109   57   36  179   79
2000..    41

AI Draconis
Type: EA
Period: 1.2d
Coords: (2000) 16h56.3m +5242'
Magnitude range: 7.10 to 8.10
Sequence chart: JEI710717
Total observations: 20

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                                 20

AT Draconis
Type: LB
Coords: (2000) 16h17.3m +5945'
Magnitude range: 5.10 to 6.70
Sequence chart: 106.01 | @
Total observations: 966

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         60   96
1990..         62   11  113  158   84   50   21  179   74
2000..    58

CP Draconis
Type: UG
Period: 354d?
Coords: (2000) 10h15m40s +7326'03"
Magnitude range: ? to [15.30
Total observations: 36

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
2000..    36

DO Draconis | (YY Dra)
Type: IP | C-LC | A-LC | O-LC
Coords: (2000) 11h43m38s +7141'21"
Magnitude range: 10.25 to 15.90
Sequence chart: TA900718
Total observations: 1753

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..         67   99   96  107  163  260  158  129  340
2000..   334

DV Draconis
Type: UGWZ?
Coords: (2000) 18h17m25s +5048.1'
Magnitude range: 15.10 to [16.30
Total observations: 424

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                              1   89   92   70   80
2000..    92

EX Draconis (HS1804+6753) | Report on the Warner Symposium on CVs
Type: UG+E | C-LC
Coords: (2000) 18h04m13s +6754.1'
Magnitude range: 12.30 to 16.20
Sequence chart: GSC
Total observations: 897

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                             32  215  140  122  207
2000..   181

EZ Draconis (NSV12872)
Type: not listed
Coords: (2000) 20h10.0m +6657'
Magnitude range: 12.10 to 15.00
Sequence chart: TA920425
Total observations: 7

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

3C371 Draconis
Type: GAL | O-LC
Coords: (1950) 18h07.3m +6949'
Magnitude range: 14.90 to 16.10
Sequence chart: JT811115
Total observations: 556

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..              45   47   29   37   33   83   61  105
2000..   116

SN1997bq Draconis (NGC3147)
Type: SN
Coords: (2000) 10h17m05s +7323'02"
Magnitude range: 14.50 to 15.90
Total observations: 16

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                       16

TmzV131 Draconis
Type: EA
Coords: (2000) 20h11m20s +6833'31"
Magnitude range: 11.40P to 11.90P
Total observations: 28

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1960..                                             1    5
1970..          2                        1    2         2
1980..                    5         1    4    2    2    1


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