A website summarizing our Z Cam research, that will also act as a living catalog of bona fide Z Cam stars, suspected Z Cams and Z Cam impostors.
This website and the Z Cam List created and maintained by Mike Simonsen. Updated March 1, 2016
BONA FIDE Z CAMS Dwarf novae that exhibit standstills in their light curves. * Outbursts from standstill have been observed. Click on the star names for more information.
|
Name
|
RA (2000)
|
Dec (2000)
|
Max
|
Min
|
Type
|
|
WW Cet
|
00 11 24.78
|
-11 28 43.1
|
10.4V
|
15.8V
|
UGZ
|
|
V513 Cas
|
00 18 14.91
|
66 18 13.6
|
14.9V
|
18.9V
|
UGZ*
|
|
IW And
|
01 01 08.91
|
43 23 25.7
|
13.8V
|
17.7V
|
UGZ*
|
|
RX And
|
01 04 35.54
|
41 17 57.8
|
10.2V
|
15.1V
|
UGZ
|
|
AY Psc
|
01 36 55.45
|
07 16 29.3
|
15.3V
|
17.0V
|
UGZ+E
|
|
TZ Per
|
02 13 50.97
|
58 22 52.3
|
12.0V
|
15.6V
|
UGZ
|
|
1RXS J062954.6-033520
|
06 29 53.90
|
-03 35 08.5
|
12.1V
|
14.6V
|
UGZ
|
|
HL CMa
|
06 45 17.22
|
-16 51 34.7
|
10.6V
|
14.9V
|
UGZ*
|
|
UY Pup
|
07 46 31.25
|
-12 57 09.1
|
13.0V
|
16.1V
|
UGZ
|
|
BX Pup
|
07 54 15.57
|
-24 19 36.5
|
13.8V
|
18.0V
|
UGZ
|
|
Z Cam
|
08 25 13.20
|
73 06 39.2
|
10.0V
|
14.5V
|
UGZ*
|
|
AT Cnc
|
08 28 36.93
|
25 20 03.0
|
12.7V
|
15.2V
|
UGZ*
|
|
SY Cnc
|
09 01 03.32
|
17 53 56.2
|
11.1V
|
14.5V
|
UGZ
|
|
OQ Car
|
09 55 58.84
|
-67 55 22.6
|
13.6v
|
17p
|
UGZ
|
|
MV Leo
|
10 28 00.08
|
21 48 13.7
|
15.2V
|
17.7V
|
UGZ+E*
|
|
ST Cha
|
10 47 15.61
|
-79 28 06.9
|
12.4V
|
15.3V
|
UGZ
|
|
ES Dra
|
15 25 31.81
|
62 01 00.0
|
14.1V
|
17.5V
|
UGZ
|
|
HP Nor
|
16 20 49.59
|
-54 53 22.9
|
12.8v
|
16.4V
|
UGZ
|
|
AH Her
|
16 44 10.01
|
25 15 02.0
|
11.3v
|
14.7V
|
UGZ*
|
|
UZ Ser
|
18 11 24.90
|
-14 55 33.9
|
12.4V
|
17.2V
|
UGZ*
|
|
BP CrA
|
18 36 50.89
|
-37 25 53.6
|
13.5v
|
15.9v
|
UGZ
|
|
EM Cyg
|
19 38 40.11
|
30 30 28.4
|
12.0V
|
14.3V
|
UGZ+E
|
|
VW Vul
|
20 57 45.07
|
25 30 25.7
|
13.1V
|
17.0V
|
UGZ
|
|
HX Peg
|
23 40 23.70
|
12 37 41.8
|
12.9V
|
16.6V
|
UGZ*
|
SUSPECTED Z CAMS Stars requiring further observation to determine their type.
|
1RXS J015017.0+375614
|
01 50 16.19
|
37 56 19.0
|
14.2C
|
19.1CV
|
NL:/VY:
|
|
PY Per
|
02 50 00.15
|
37 39 22.2
|
13.8V
|
19.8V
|
UGZ:/VY:
|
|
WZ CMa
|
07 18 49.20
|
-27 06 43.2
|
13.5V
|
18.3V
|
UG:
|
|
SSS 120514:105640-312212
|
10 56 39.79
|
-31 22 12.0
|
14.5C
|
18.3CV
|
UGZ:
|
|
V433 Ara
|
17 00 49.94
|
-57 51 52.4
|
14.9p
|
19.6V
|
UGZ:/NL+E
|
|
V426 Oph
|
18 07 51.69
|
05 51 47.9
|
11.5V
|
13.5V
|
DQ:
|
|
V416 Dra (HS 1857+7127)
|
18 57 20.36
|
71 31 18.8
|
13.9v
|
17.2V
|
UGSS+E:
|
|
V868 Cyg
|
19 29 04.50
|
28 54 26.0
|
14.3V
|
20.5V
|
UGZ:
|
|
ASASSN-14kh
|
20 11 55.71
|
-77 00 56.4
|
15.0V
|
16.8:V
|
UGZ:
|
|
V1101 Aql
|
20 13 04.07
|
15 35 46.8
|
14.3V
|
14.7V
|
UGZ:
|
|
IS Del
|
20 31 09.58
|
16 23 08.8
|
15.0p
|
<17.5p
|
UGSS:
|
|
HS 2133+0513
|
21 35 59.30
|
05 27 00.0
|
15.2V
|
<19.9V
|
NL:/VY:
|
|
V1404 Cyg
|
21 57 16.39
|
52 12 00.5
|
15.1V
|
20.1:V
|
UGZ:
|
|
CSS 100624:220031+033431
|
22 00 31.23
|
03 34 30.5
|
16.2C
|
20.0C
|
UGZ:
|
|
NSV 14581 (HS 2325+8205)
|
23 26 50.29
|
82 22 11.2
|
13.8V
|
17.8V
|
UGZ+E:
|
|
MN Lac
|
22 23 04.64
|
52 40 58.1
|
14.5V
|
22.5CV
|
UGZ:
|
Z CAM IMPOSTORS Stars listed in the literature at one time or another as Z Cams or suspected Z Cams that are not Z Cams.
|
TW Tri
|
01 36 37.01
|
32 00 39.9
|
13.3p
|
17.0p
|
UGSS
|
|
KT Per
|
01 37 08.78
|
50 57 20.3
|
10.6V
|
16.1V
|
UGSS+ZZ
|
|
AM Cas
|
02 26 23.38
|
71 18 31.5
|
12.3p
|
15.2p
|
UGSS
|
|
V368 Per
|
02 47 32.70
|
34 58 27.4
|
15.2CR
|
21.0CR
|
UGSU
|
|
FO Per
|
04 08 34.98
|
51 14 48.2
|
11.8V
|
16V
|
UGSS
|
|
AQ Eri
|
05 06 13.12
|
-04 08 07.3
|
12.5p
|
16.5p
|
UGSU
|
|
BI Ori
|
05 23 51.77
|
01 00 30.6
|
13.2p
|
16.7p
|
UGSS
|
|
FS Aur
|
05 47 48.36
|
28 35 11.1
|
14.4p
|
16.2p
|
UGSU:
|
|
CN Ori
|
05 52 07.79
|
-05 25 00.5
|
11.9v
|
16.3v
|
UGSS
|
|
V344 Ori
|
06 15 18.95
|
15 30 59.3
|
14.2p
|
17.5:p
|
UG
|
|
SV CMi
|
07 31 08.40
|
05 58 48.4
|
13.0p
|
16.9V
|
UGSS
|
|
SW Crt
|
11 52 25.41
|
-24 31 01.9
|
15.4CV
|
16.4CV
|
RRAB
|
|
CG Mus
|
12 20 13.08
|
-74 13 14.9
|
15.9p
|
17.0p
|
RRAB
|
|
V849 Her
|
16 35 45.72
|
11 24 58.1
|
15.0p
|
16.0p
|
NL
|
|
V735 Sgr
|
17 59 51.83
|
-29 33 55.5
|
13.5p
|
16.5p
|
UXOR:
|
|
V391 Lyr
|
18 21 11.98
|
38 47 43.2
|
14.0p
|
17.0p
|
UG
|
|
V419 Lyr
|
19 10 13.91
|
29 06 14.0
|
14.4p
|
<17.5p
|
UGSU
|
|
V1504 Cyg
|
19 28 56.47
|
43 05 37.1
|
13.5p
|
17.4p
|
UGSU
|
|
V991 Aql
|
19 35 34.84
|
06 33 45.8
|
14.0p
|
16.0p
|
UXOR
|
|
FY Vul
|
19 41 29.95
|
21 45 59.0
|
13.4B
|
15.3B
|
NL
|
|
V1285 Cyg
|
19 44 49.51
|
35 59 34.4
|
13.1p
|
14.8p
|
SRB
|
|
AB Dra
|
19 49 06.51
|
77 44 22.9
|
12.3V
|
15.8V
|
UGSS
|
|
V1363 Cyg
|
20 06 11.53
|
33 42 37.6
|
13.0p
|
<17.6p
|
UGSU:
|
|
EV Aqr
|
21 06 17.87
|
00 52 43.9
|
11.3v
|
13.6V
|
SRA
|
|
BS Cep
|
22 29 05.43
|
65 14 41.9
|
13.9p
|
16.0p
|
UXOR
|
|
AY Oct
|
23 27 51.00
|
-75 40 40.7
|
15.0p
|
16.1p
|
RRAB
|
|