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Variable objects in Ursa Major

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 Ursae Majoris | SPA VSS programme
Type: M | P-LC | O-LC
Period: 301.62d
Coords: (2000) 10h44m39s +6846'32"
Magnitude range: 6.12 to 14.07
Sequence chart: RGA1960
Total observations: 10183

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1890..          4   10   28   14    9                  13
1900..    29   81   55   34   35   19   75  183  137  152
1910..    84   84  128  153  168  181  169  169  159  197
1920..   313  233  200  201  262  232  220  227  246  290
1930..   204  257  248  303  283  143  165  190  396  196
1940..   138   30   27   51   55  150  221    1   63
1950..    51   41   59   57  110   88   61   43   45   68
1960..    51   49   36   41   30   24   30   31   30   78
1970..    71   82  105  266  179
1990..              10   33   54   48   81  148   53   72
2000..    43

S Ursae Majoris
Type: M | P-LC | O-LC
Period: 225.87d
Coords: (2000) 12h43m57s +6105'35"
Magnitude range: 6.74 to 13.00
Sequence chart: RGA 1959-61
Total observations: 15247

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1890..               2   40   16    8                   9
1900..    32   74   53   35   42   44  190  215  192  200
1910..   123   97  135  161  157  113  137  140  154  182
1920..   244  256  253  339  433  443  497  465  566  489
1930..   420  473  505  521  528  359  258  410       338
1940..   245   47   68   79   67  164  261    2   94
1950..    54   77  122  155  124  152   98   65   88   96
1960..    84  133  124  179  163  210  154  185  215  180
1970..   132  181  135  300  211
1990..              16   21   17        13   77   32   38
2000..    41

T Ursae Majoris
Type: M | P-LC | O-LC
Period: 257d
Coords: (2000) 12h36.4m +5929'
Magnitude range: 6.30 to 13.85
Sequence chart: 066.01
Total observations: 14878

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1890..               1   33   15    5                  12
1900..    25   49   48   35   33   12  189  295  221  188
1910..   120  110  100  150  150  162  163  209  172  200
1920..   214  204  191  242  300  283  369  315  275  275
1930..   193  295  242  324  302  158  108  176        95
1940..    60    9   13   57   63  124  218        94
1950..    57   77  118  102   51   81   49   59   63   72
1960..    47   91  120  168  164  186  110  125  205  164
1970..    86  164  135  275  256  135  164  150  171  130
1980..   159  196  173  293  186  153  231  211  208  206
1990..   149  116   93  111  101  100   91   94  100  126
2000..   110

V Ursae Majoris
Type: SRB | P-LC
Period: 207.65d
Coords: (2000) 09h08m15s +5106'51"
Magnitude range: 9.20 to 11.50
Sequence chart: JEI/HCO
Total observations: 1692

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1930..                        89   76   53   65  146  165
1940..   108   15    6   15   19   48  108        45
1950..    45   36   23   31   72   61   35   11    7   32
1960..    13   10    8   25   44   42   37   44   74   34
1970..    13   17   20

W Ursae Majoris
Type: EW
Period: .33d
Coords: (2000) 09h43.7m +5557'
Magnitude range: 7.85 to 8.50
Sequence chart: TJB87-JEI720204 | @
Total observations: 87

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                  37   13    1   36

Y Ursae Majoris
Type: SRB
Period: 168d?
Coords: (2000) 12h40m21s +5550'44"
Magnitude range: 8.10 to 8.30
Total observations: 5

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

Z Ursae Majoris
Type: SRB | O-LC
Period: 196d
Coords: (2000) 11h56.5m +5752'
Magnitude range: 6.20 to 9.20
Sequence chart: 217.01 | @
Total observations: 2998

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        245  118
1980..             202   12   23   19    5   20   34  263
1990..   252  210  178  191  177  221   84   99  277  189
2000..   179

RS Ursae Majoris
Type: M | O-LC
Period: 258.97d
Coords: (2000) 12h38m58s +5829'01"
Magnitude range: 8.40 to 14.60
Total observations: 85

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                   4   23   16   18
2000..    24

RY Ursae Majoris
Type: SRB | P-LC
Period: 310d?
Coords: (2000) 12h20.5m +6119'
Magnitude range: 6.60 to 8.40
Sequence chart: 217.01 | @
Total observations: 4414

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1960..                                  15   32   19
1970..     5  140  116
1980..   111  154  191  183  273  249  283  296  342  234
1990..   190  181  175  203   71  197  127   65  260  169
2000..   133

RZ Ursae Majoris
Type: SR
Period: 115d
Coords: (2000) 08h11m00s +6513'24"
Magnitude range: 9.20 to 9.90
Total observations: 21

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                       14    7

ST Ursae Majoris | PEP from Ryde
Type: SRB | O-LC
Period: 110d?
Coords: (2000) 11h27.8m +4511'
Magnitude range: 6.00 to 7.80
Sequence chart: 102.01 | @
Total observations: 1350

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        131   58
1980..             109
1990..        109    5  136  131  158   59   75  164  110
2000..   105

SU Ursae Majoris | Eclipsing DNe update 1 | A New Project for Detecting Eclipsing DNe
Type: UGSU | C-LC | P-LC
Period: 19d
Coords: (2000) 08h12.5m +6237'
Magnitude range: 10.40 to 15.10
Sequence chart: 018.02
Total observations: 13209

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1920..                                   6   49   85  108
1930..    78   87   80  127  103   71        25   12   19
1940..                                 178  175  229  263
1950..   261  205  167  139  130  170  131  135  129  214
1960..   105   97   83   72   37   66   71  126  167  231
1970..   239  302  181  375  314  267  277  176  186  243
1980..   285  223  235  309  359  216  385  378  348  260
1990..   264  231  206  266  313  349  233  254  322  441
2000..   341

SW Ursae Majoris | CCD time series
Type: UGSU | C-LC | P-LC | A-LC | A-LC | A-LC
Period: 460d
Coords: (2000) 08h36.7m +5329'
Magnitude range: 9.60 to 16.30
Sequence chart: 019.02
Total observations: 7010

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1960..                   61   50   50   40   66  112   45
1970..    26   88   78  189  202  129   97   84  123   93
1980..   149  215  187  278  268  285  383  373  376  268
1990..   230  198  174  198  228  288  255  242  224  375
2000..   283

TV Ursae Majoris
Type: SRB | P-LC
Period: 42d
Coords: (2000) 11h45.6m +3554'
Magnitude range: 6.63 to 7.80
Sequence chart: MDT820816
Total observations: 1537

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1980..         49   34   63  148  110  119  129   68   61
1990..    56   72   80   98   78  114   50   21   64   58
2000..    65

TX Ursae Majoris
Type: EA
Period: 3.06d
Coords: (2000) 10h45.3m +4534'
Magnitude range: 7.20 to 7.20
Sequence chart: TJB930110 | @
Total observations: 1

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

UX Ursae Majoris | Report on the Warner Symposium on CVs
Type: EA/WD+NL
Period: .1966713d
Coords: (2000) 13h36m41s +5154'50"
Magnitude range: 12.40 to 13.90
Sequence chart: AAVSO
Total observations: 79

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                             79

VW Ursae Majoris
Type: SR | P-LC
Period: 610d
Coords: (2000) 10h59.0m +6959'
Magnitude range: 5.97 to 8.10
Sequence chart: 226.01 | @
Total observations: 2900

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        174  102
1980..         96  100   85  210  193  184  193  185  147
1990..   102  113  163  130  126  147   71   66  177   80
2000..    56

VY Ursae Majoris | Modern catalogues for var-star comparisons
Type: LB | P-LC
Coords: (2000) 10h45.1m +6725'
Magnitude range: 5.65 to 7.50
Sequence chart: 226.01 | @
Total observations: 4572

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        245  118  198  228   94  105   74   35   99
1980..   126  100  136  164  295  277  252  269  217  151
1990..    86  128  178  192  213  188   50   61  164   79
2000..    50

AN Ursae Majoris
Type: E+XJ
Period: .0797522d
Coords: (2000) 11h04m26s +4503'12"
Magnitude range: 15.30 to 15.90
Total observations: 71

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                                 27
2000..    44

AR Ursae Majoris
Type: AM
Coords: (2000) 11h16m12s +4255'37"
Magnitude range: 14.70 to 15.90
Total observations: 86

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                   2        17   27
2000..    40

BC Ursae Majoris
Type: UGSU | C-LC
Coords: (2000) 11h52m16s +4914'41"
Magnitude range: 11.10 to [15.80
Sequence chart: GMH880530
Total observations: 1064

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..         48   51   60   79   95  133  118   96  202
2000..   182

BZ Ursae Majoris
Type: UG | C-LC
Period: 97d?
Coords: (2000) 08h53m45s +5748'37"
Magnitude range: 10.40 to [16.10
Sequence chart: TA881223
Total observations: 1227

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..         55   58   51   95  124  166  143   96  200
2000..   239

CH Ursae Majoris (Goranskij's obj)
Type: UGSS | C-LC | P-LC
Period: 204d
Coords: (2000) 10h07.0m +6733'
Magnitude range: 10.50 to 15.40
Sequence chart: 020.02/01
Total observations: 6906

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..              16  320  235  152  146  103  123  109
1980..   164  299  354  315  333  370  437  443  409  281
1990..   177  203  164  208  197  166  190  212  221  292
2000..   267

CI Ursae Majoris
Type: UG
Coords: (2000) 10h18m11s +7156'29"
Magnitude range: 13.90 to 15.40
Total observations: 251

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                        4   43  108
2000..    96

CY Ursae Majoris
Type: UG | C-LC | O-LC
Coords: (2000) 10h56m58s +4941'09"
Magnitude range: 11.80 to 16.30
Sequence chart: TA890422
Total observations: 742

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..         47   49   44   81   88   66   86   45  132
2000..   104

DI Ursae Majoris (S5305) | Report on the Warner Symposium on CVs
Type: UG | C-LC
Coords: (2000) 09h12m16s +5053'54"
Magnitude range: 14.60 to 15.70
Sequence chart: TAEC717
Total observations: 370

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                   34   47   49   51   70   44   38
2000..    37

DV Ursae Majoris (US943) | Recurrent Objects News | CCD images | Eclipsing UGSU star
Type: UGSU+E
Coords: (2000) 09h46m37s +4446'45"
Magnitude range: 13.92 to 15.60
Sequence chart: TA941025
Total observations: 628

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..         48   47   39   22   45   47  208   54   59
2000..    59

EG Ursae Majoris
Type: NL
Coords: (2000) 12h15m45s +5231.3'
Magnitude range: 12.85 to 12.88
Sequence chart: GMH871003
Total observations: 20

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

EI Ursae Majoris
Type: NL | C-LC
Coords: (2000) 08h38m21s +4838'03"
Magnitude range: 13.90 to 15.00
Total observations: 41

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                                 16
2000..    25

ER Ursae Majoris (PG0943+521)
Type: UGSU | C-LC
Coords: (2000) 09h47m08s +5153'59"
Magnitude range: 11.90 to 15.40
Sequence chart: GMH920503
Total observations: 891

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..              22   54   79  109  106  122   77  169
2000..   153

IY Ursae Majoris (TmzV85) | TmzV85
Type: UG
Coords: (2000) 10h43m51s +5807'32"
Magnitude range: ? to [16.00
Total observations: 37

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
2000..    37

4C+29.45 Ursae Majoris
Type: QSO
Coords: (2000) 11h35.4m +2908'
Magnitude range: ? to [15.36
Sequence chart: TA880827
Total observations: 20

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

Markarian 421 Ursae Majoris
Type: BLLAC | C-LC | P-LC
Coords: (2000) 11h04.5m +3812'
Magnitude range: 11.95 to 14.22
Sequence chart: JT840909 | @
Total observations: 2642

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1980..          9   47   43   40   28   51  108  177  134
1990..   110   63  140  189  166  196  159  246  180  299
2000..   257

NSV4147 Ursae Majoris (E on SW UMa)
Type: not listed
Coords: (2000) 08h37.2m +5330.3'
Magnitude range: 12.20 to 12.62
Sequence chart: 019.02
Total observations: 2

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

NSV4838 Ursae Majoris
Type: UG
Coords: (2000) 10h23m19s +4405.0'
Magnitude range: ? to [15.10
Total observations: 5

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

SBS1017+533 Ursae Majoris
Type: UG? | C-LC
Coords: (2000) 10h20m27s +5304'33"
Magnitude range: 13.30 to 16.40
Total observations: 128

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                            31   36
2000..    61

SN1993J Ursae Majoris (NGC3031)
Type: SN | O-LC
Coords: (2000) 09h55m59s +6904.0'
Magnitude range: 10.45 to 15.17
Sequence chart: SN22.02
Total observations: 146

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                  146

SN1994W Ursae Majoris (NGC4041)
Type: SN
Coords: (2000) 12h02m09s +6208.3'
Magnitude range: 13.33 to 13.92
Sequence chart: SN/025.001
Total observations: 10

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                        10

SN1996bk Ursae Majoris (NGC5308)
Type: SN
Coords: (2000) 13h46m58s +6058'13"
Magnitude range: 14.06 to 14.60
Sequence chart: TA961017
Total observations: 4

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

SN1998S Ursae Majoris (NGC3877)
Type: SN | O-LC
Coords: (2000) 11h46m06s +4729.0'
Magnitude range: 11.70 to 15.30
Sequence chart: SN/036.01
Total observations: 141

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                           141

SN1998aq Ursae Majoris (NGC3982)
Type: SN | O-LC
Coords: (2000) 11h56.4m +5508'
Magnitude range: 11.20 to 14.22
Sequence chart: SN/037.01
Total observations: 88

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                            88

SN1999by Ursae Majoris (NGC2841)
Type: SN | O-LC
Coords: (2000) 09h21m52s +5100'07"
Magnitude range: 12.92 to 14.92
Sequence chart: SN/039.02
Total observations: 59

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                                 59

TASV1108+55 Ursae Majoris
Type: ?
Coords: (1950) 11h08.0m +5554'
Magnitude range: 12.25 to 12.80
Sequence chart: GMH911027
Total observations: 50

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..              31   16    1    2

XTE J1118+480 Ursae Majoris
Type: XT | C-LC
Coords: (2000) 11h18m11s +4802'11"
Magnitude range: 12.30 to [14.00
Total observations: 100

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
2000..   100


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