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Variable objects in Taurus

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.

T Tauri | Emission lines in Low-res Spectrum
Type: INT | O-LC
Coords: (2000) 04h21m59s +1932'07"
Magnitude range: 9.47 to 10.80
Sequence chart: JEI 74 Feb
Total observations: 1767

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1930..         16   14   26    8    5
1960..                                                 41
1970..    69   94  182  184  157  165  133   53  119  103
1980..   146  117
1990..                             10    4   41   45   18
2000..    17

V Tauri
Type: M | P-LC
Period: 168.7d
Coords: (2000) 04h52m02s +1732'16"
Magnitude range: 8.44 to 14.90
Sequence chart: RGA1961
Total observations: 4216

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1910..                                            33   94
1920..    91   82  117  130  129  219  246  202  226  195
1930..   145  171  180  171  162  103  103  145       151
1940..   113   33   26   42   49   82  113        52
1950..    54   34   31   25   20   19   11   15   12   20
1960..    32   55   33   39   27   38   17   37   27   33
1970..    12   19    1

Y Tauri
Type: SRB | P-LC
Period: 242d
Coords: (2000) 05h45.7m +2042'
Magnitude range: 6.40 to 8.90
Sequence chart: MDT840412
Total observations: 2026

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1980..         82  107   93  117  115  129  140  161  142
1990..   124   94   65   86   97  115   26   24  109  135
2000..    65

RR Tauri
Type: INSA | C-LC | O-LC
Coords: (2000) 05h39m30s +2622'24"
Magnitude range: 10.40 to 13.90
Sequence chart: AAVSO
Total observations: 428

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..               4   18   10   28   26   64   63  106
2000..   109

RV Tauri
Type: RVB | P-LC
Period: 77d
Coords: (2000) 04h47.1m +2611'
Magnitude range: 8.20 to 11.47
Sequence chart: 056.01
Total observations: 5096

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1950..    11   75   24   37   74   68   39   14   17   16
1960..     5        48   62  121  179  140  199  125   80
1970..    99  100   43  184  272  262  152  135  141   96
1980..   143  137  192  192  189  150  207  176  151  119
1990..   108   65   51   64   81    6   44   15   73   71
2000..    44

RW Tauri
Type: EA
Period: 2.77d
Coords: (2000) 04h03.9m +2808'
Magnitude range: 7.96 to 9.50
Sequence chart: TJB841218 | @
Total observations: 19

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                  13              5
2000..     1

RY Tauri
Type: INT
Coords: (2000) 04h21m57s +2826'37"
Magnitude range: 10.10 to 11.10
Total observations: 34

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                       23   11

SU Tauri
Type: RCB | C-LC | P-LC | O-LC | O-LC | O-LC
Coords: (2000) 05h49m04s +1904'22"
Magnitude range: 9.20 to 16.60
Sequence chart: 017.02/01
Total observations: 7178

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1960..               8   56   64   77   57  153  148   86
1970..    90  161  201  408  259  234  157   63  126  141
1980..   184  171  171  208  159  187  244  296  276  250
1990..   212  215  173  231  227  255  138  178  262  328
2000..   324

SZ Tauri
Type: DCEPS
Period: 3.14873d
Coords: (2000) 04h37m15s +1832'35"
Magnitude range: 6.20 to 6.90
Sequence chart: BAA
Total observations: 11

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

TT Tauri
Type: SRB | O-LC
Period: 166d
Coords: (2000) 04h51.5m +2832'
Magnitude range: 7.76 to 9.00
Sequence chart: MDT 831001
Total observations: 604

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         33   41
1990..         64    1   54   65   78   40   19   80   83
2000..    46

VY Tauri
Type: TTau | O-LC
Coords: (2000) 04h39m17s +2247'51"
Magnitude range: 13.10 to [14.20
Total observations: 74

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                             6   29
2000..    39

XX Tauri
Type: N
Coords: (2000) 05h19m24s +1643'02"
Magnitude range: 14.30 to 14.30
Total observations: 32

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                             4   10
2000..    18

BU Tauri | Selection of Low-Res Spectra
Type: GCAS | P-LC
Coords: (2000) 03h49.2m +2408'
Magnitude range: 4.27 to 6.74
Sequence chart: MDT 831003
Total observations: 3599

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        210  133
1980..        105  119  110  183  200  322  242  309  220
1990..   133  146  140  173  213  133   77   71  125  142
2000..    93

BV Tauri | Preliminary EB light curves for 1999
Type: EB
Period: .93d
Coords: (2000) 05h38.6m +2255'
Magnitude range: 11.77 to 12.40
Sequence chart: JEI850131
Total observations: 45

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                                 45

BW Tauri (3C120)
Type: QSO | C-LC | O-LC
Coords: (2000) 04h33m11s +0521'15"
Magnitude range: 14.20 to 14.80
Sequence chart: JT820321 | @
Total observations: 52

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..               2    2    5         2    2    2   14
2000..    23

CE Tauri
Type: SRC
Period: 165d
Coords: (2000) 05h32.2m +1836'
Magnitude range: 4.40 to 5.64
Sequence chart: 720527
Total observations: 1052

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        101   29
1980..         42   56   36   67   78   87   69   63   61
1990..    47   38   44   25   82   25   11   19   41   20
2000..    11

CQ Tauri
Type: not listed
Coords: (2000) 05h35m58s +2444'57"
Magnitude range: 9.10 to 10.90
Total observations: 57

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                       29   23    3
2000..     2

HU Tauri
Type: EA/SD?
Period: 2.0563d
Coords: (2000) 04h38m16s +2041'07"
Magnitude range: 5.45 to 6.86
Sequence chart: BAA | @
Total observations: 96

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                    7    2        25    9   40   11
2000..     2

V701 Tauri
Type: UGSU
Coords: (2000) 03h54m02s +2157'07"
Magnitude range: 14.40 to [16.40
Total observations: 173

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                             16   33   48   26   25
2000..    25

V1081 Tauri (NSV1702)
Type: EB
Coords: (2000) 04h43.9m +2257'
Magnitude range: 6.15 to 7.21
Sequence chart: MDT721104
Total observations: 690

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..         74   40   20   17   41   29   35   51   52
1980..    43   17   20   54   38   38   60   49   10
1990..                                                  2

NSV1280 Tauri (CSV6048)
Type: not listed
Coords: (2000) 03h45.8m +2252'
Magnitude range: 5.35 to 7.14
Sequence chart: MDT720527
Total observations: 1254

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1970..        147  122   86   95   56   83   28   26   83
1980..    58   44   33   35   56   47   87   76
1990..                        46   25                  15
2000..     6

PKS0422+004 Tauri
Type: BLLAC | O-LC
Coords: (2000) 04h24m46s +0036.0'
Magnitude range: 13.66 to 15.20
Sequence chart: TA941122
Total observations: 52

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

RXJ0459.7+1926 Tauri
Type: UG?
Coords: (2000) 04h59m44s +1926'23"
Magnitude range: 15.10 to [15.80
Total observations: 12

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
2000..    12

lambda Tauri
Type: EA
Period: 3.952955d
Coords: (2000) 04h00m41s +1229'25"
Magnitude range: 3.23 to 4.10
Sequence chart: TJB931022 | @
Total observations: 80

Annual
totals   ++0  ++1  ++2  ++3  ++4  ++5  ++6  ++7  ++8  ++9
1990..                                  49         9   22


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