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name
M33N 		RA
DEC		 error Pos_ref JD JD_ref ID_out ID_ref MAG Filt M_ref T2_1 T2_2 T2_ref alternative names alternative ref. spectral ref. x-ray ref. finding
charts		 light
curves		 optical
spectra		 comments
2021-08a
01 : 35 : 01.94
+ 30 : 43 : 19.8
0.5
0.5
105
2459443.58
106
19.6
g
105
AT2021wfc ZTF21abturbi
, , , ,
, ,
, ,
James
2021-07a
01 : 33 : 38.54
+ 30 : 35 : 36.4
0.5
0.5
102
2459416.20
102
17.5
w
102
PNV J01333854+3035364 AT2021wcf
103 , 104 , , ,
, ,
, ,
James
2021-01a
01 : 33 : 22.00
+ 30 : 33 : 01.2
0.5
0.5
97
2459218.15
98
a
101
17.9
w
98
AT2021bl XM48MZ PNV J01332200+3033012
99 , , , ,
97 , 100 ,
, ,
XOSS Karambelkar nova ( 100, 97 ), fast,t3<5d ( 101 )
2020-09a
01 : 34 : 05.62
+ 30 : 57 : 29.4
0.5
0.5
94
2459117.79
95
a
95
18.4
r
95
AT2020upt ZTF20aceeeuz
, , , ,
96 , ,
, ,
LGGS ZTF Fe II ( 96 )
2020-06a
01 : 33 : 27.69
+ 30 : 32 : 08.7
0.5
0.5
93
2459022.39
93
18.3
w
93
PNV J01332769+3032087
, , , ,
, ,
, ,
LGGS
2019-11b
01 : 33 : 13.98
+ 30 : 27 : 50.3
0.5
0.5
92
2458818.16
92
a
92
19.3
w
92
AT2019xuw XM21MZ
, , , ,
, ,
, ,
LGGS
2019-11a
01 : 34 : 33.20
+ 30 : 39 : 05.2
0.5
0.5
91
2458814.15
91
20.7
w
91
AT2019vub XM18MZ
, , , ,
, ,
, ,
XOSS , LGGS
2019-09a
01 : 33 : 52.73
+ 30 : 44 : 36.2
0.5
0.5
89
2458747.12
89
17.6
w
89
AT2019qml PNV J01335271+3044359
90 , , , ,
, ,
, ,
XOSS , LGGS
2019-06a
01 : 32 : 32.41
+ 30 : 35 : 21.5
0.5
0.5
87
2458654.95
87
19.1
r
87
AT2019iby ZTF19aawtdov
88 , , , ,
, ,
, ,
ZTF , LGGS
2019-01a
01 : 33 : 56.94
+ 30 : 32 : 33.7
0.5
0.5
84
2458489.03
84
17.0
oA
85
PNV J01335694+3032337 AT2019gc
, , , ,
86 , ,
, ,
Itagaki , LGGS Cappellaro Fe II ( 86 )
2018-10a
no M33 nova
01 : 33 : 45.73
+ 30 : 32 : 18.1
0.5
0.5
80
2458405.38
81
18.1
w
81
AT2018hhy PNV J01334673+3032181
82 , , , ,
83 , ,
, ,
Castellani , LGGS no nova, red LPV ( 83 )
2017-10a
01 : 33 : 07.85
+ 30 : 33 : 09.1
0.5
0.5
79
2458054.92
79
19.0
w
79
AT2017hqh kait-17de
, , , ,
, ,
, ,
LOSS , LGGS
2016-12a
01 : 34 : 01.57
+ 30 : 42 : 39.9
0.5
0.5
75
2457726.05
75
16.8
w
77
AT2106irp PNV J01340157+3042398
76 , , , ,
78 , ,
, ,
XOSS , LGGS He/N ( 78 )
2015-12b
01 : 33 : 54.17
+ 30 : 26 : 10.8
0.2
0.2
73
2457382.45
73
a
73
16.8
w
73
PNV J01335420+3026108
, , , ,
74 , ,
, ,
Conseil , LGGS Fe II ( 74 )
2015-12a
01 : 33 : 47.26
+ 30 : 26 : 51.3
0.5
0.5
66
2457358.29
69
15.7
w
68
ASASSN-15th, PNV J01334726+3026513
71 , 72 , , ,
67 , 70 ,
, ,
Nishiyama , LGGS Wagner Fe II ( 67 )
2014-11c
01 : 34 : 38.34
+ 31 : 05 : 07.2
0.5
0.5
64
2456978.67
64
16.6
w
64
PNV J01343834+3105072
, , , ,
, ,
, ,
CRTS , LGGS
2014-11b
no M33 nova
01 : 33 : 53.47
+ 30 : 45 : 13.2
0.5
0.5
61
2456977.79
61
19.5
w
61
PNV J01335347+3045132
62 , 63 , , ,
, ,
, ,
LOSS , LGGS Hartman no nova, red LPV ( 62 )
2014-11a
no M33 nova
01 : 33 : 50.49
+ 30 : 35 : 55.9
0.5
0.5
59
2456957.31
59
19.0
w
59
PNV J01335049+3035559
60 , 61 , , ,
61 , ,
, ,
LOSS , LGGS no nova, red LPV ( 60, 61 )
2014-08a
no M33 nova
01 : 33 : 01.50
+ 30 : 33 : 36.3
0.5
0.5
57
2456881.91
57
17.9
w
57
PNV J01330150+3033363
58 , , , ,
, ,
, ,
LOSS , LGGS no nova, red LPV ( 58 )
2014-07b
01 : 34 : 07.56
+ 30 : 50 : 41.3
0.5
0.5
56
2456867.71
56
20.8
R
56
PNV J01340756+3050413
55 , , , ,
, ,
, ,
INT , LGGS conf. in Ha ( 56 ), det. well after outb. ( 56 )
2014-07a
01 : 34 : 02.88
+ 30 : 35 : 11.1
0.5
0.5
52
2456858.57
52
18.5
R
52
PNV J01340288+3035111
53 , 54 , , ,
, ,
, ,
Hornoch , LGGS conf. in Ha ( 54 )
2014-02a
01 : 33 : 00.51
+ 30 : 33 : 47.9
0.5
0.5
50
2456714.33
50
17.4
w
50
PNV J01330051+3033479
, , , ,
, ,
, ,
Conseil , LGGS
2013-12a
01 : 33 : 10.92
+ 30 : 37 : 51.1
0.5
0.5
48
2456650.71
48
17.9
w
48
PNV J01331092+3037511
49 , , , ,
49 , ,
, ,
KAIT , LGGS SAO Fe II? ( 49 )
2013-01a
01 : 34 : 04.39
+ 30 : 39 : 04.3
0.5
0.5
46
2456296.97
46
17.0
w
46
TCP J01340439+3039043
, , , ,
47 , ,
, ,
Nishiyama , LGGS HET Fe II ( 47 )
2012-10a
01 : 32 : 57.23
+ 30 : 24 : 26.0
0.5
0.5
44
2456203.67
42
a
44
15.8
w
44
PNV J01325723+3024260
, , , ,
43 , 45 ,
, ,
Nishiyama , LGGS HET Fe II ( 45 )
2012-02a
01 : 33 : 11.24
+ 30 : 40 : 10.4
0.3
0.3
40
2455976.95
40
16.4
w
40
, , , ,
, ,
, ,
Itagaki , LGGS
2010-12a
01 : 34 : 17.98
+ 30 : 43 : 58.3
0.3
0.3
38
2455547.92
38
16.4
w
38
, , , ,
39 , 41 ,
, ,
Yusa , LGGS Shafter He/N ( 39, 41 )
2010-11a
01 : 33 : 27.55
+ 30 : 17 : 28.4
0.3
0.3
34
2455528.03
34
a
34
16.1
w
36
35 , , , ,
37 , 41 ,
, ,
Nishiyama , LGGS Shafter Fe IIb ( 37, 41 )
2010-10a
01 : 33 : 57.10
+ 30 : 45 : 53.4
0.5
0.5
31
2455495.65
31
17.7
w
31
41 , , , ,
32 , 33 , 41
, ,
Nishiyama , LGGS Shafter Shafter Fe IIb or hybrid or He/N ( 32, 41 )
2010-07a
01 : 33 : 36.86
+ 30 : 46 : 22.2
0.4
0.4
28
2455376.5
30
17.1
w
28
PTF10ncv
, , , ,
30 , 41 ,
29 , ,
Nishiyama , LGGS Fe II ( 30, 41 ), XMM-Newton UVW1, no X-ray ( 29 )
2009-01a
01 : 33 : 40.42
+ 30 : 25 : 42.1
0.4
0.4
26
2454839.04
26
17.0
w
26
41 , , , ,
27 , 41 ,
, ,
Nishiyama , LGGS Shafter Shafter He/N ( 27, 41 )
2008-02a
01 : 34 : 16.42
+ 30 : 39 : 28.6
0.6
0.6
24
2454523.97
24
16.5
w
24
, , , ,
24 , 41 ,
, ,
Nishiyama , LGGS Fe II ( 25, 41 )
2007-09a
01 : 33 : 58.65
+ 30 : 57 : 34.4
1.0
1.0
21
2454362.13
21
16.2
R
21
22 , 41 , , ,
22 , 23 , 41
, ,
Itagaki , LGGS Shafter Shafter He/N ( 22, 23 ) ( 41 )
2006-09a
01 : 33 : 18.66
+ 30 : 49 : 49.2
2.0
2.0
19
2454006.70
19
16.6
w
19
41 , , , ,
20 , 41 ,
, ,
Quimby , LGGS Shafter Shafter Fe II ( 20, 41 )
2003-09a
01 : 33 : 51.16
+ 30 : 39 : 50.2
2.0
2.0
15
2452883.9
15
a
16
16.9
w
15
, , , ,
17 , ,
, ,
KAIT , LGGS Fe IIb? ( 17 )
2001-11a
01 : 33 : 42.8
+ 30 : 40 : 52.
1.0
1.0
14
2452229.26
13
16.5
w
13
[WS2004] 2001-1
, , , ,
, ,
, ,
Trondal , LGGS
1997-09a
01 : 34 : 24.4
+ 30 : 42 : 43.
1.0
1.0
14
2450692.5
14
19.3
Ha
14
[WS2004] 1997-1
, , , ,
, ,
, ,
LGGS
1996-12a
01 : 34 : 20.7
+ 30 : 34 : 39.
1.0
1.0
14
2450426.5
14
19.1
Ha
14
[WS2004] 1996-1
, , , ,
, ,
, ,
LGGS
1995-09a
01 : 34 : 06.9
+ 30 : 37 : 18.
1.0
1.0
14
2450012.5
14
16.2
Ha
14
[WS2004] 1995-3
, , , ,
, ,
18 , ,
LGGS Williams
1995-08b
01 : 33 : 17.2
+ 30 : 33 : 11.
1.0
1.0
14
2449957.5
14
16.6
Ha
14
[WS2004] 1995-2
, , , ,
, ,
, ,
LGGS
1995-08a
01 : 33 : 47.1
+ 30 : 40 : 26.
1.0
1.0
14
2449955.5
14
16.0
Ha
14
[WS2004] 1995-1
, , , ,
, ,
18 , ,
LGGS Williams
1986-10a
01 : 33 : 35.70
+ 30 : 35 : 03.3
3.0
3.0
12
2446703.36
12
18.5
B
12
[DRB94] 10
11 , , , ,
, ,
, ,
LGGS
1982-09a
01 : 34 : 05.46
+ 30 : 46 : 04.6
3.0
3.0
12
2445229.41
12
17.9
B
12
[DRB94] 9
11 , , , ,
, ,
, ,
LGGS
1977-12a
01 : 33 : 10.6
+ 30 : 25 : 36.
5.0
5.0
11
2443506.5
11
17.9
pg
11
[DRB94] 8
, , , ,
, ,
, ,
LGGS position determined from finding chart
1975-10a
01 : 33 : 36.0
+ 30 : 36 : 36.
5.0
5.0
11
2442691.5
11
18.8
pg
11
[DRB94] 7
, , , ,
, ,
, ,
LGGS position determined from finding chart
1974-12a
01 : 34 : 43.3
+ 30 : 32 : 48.
5.0
5.0
11
2442386.5
11
16.3
pg
11
[DRB94] 6
, , , ,
, ,
, ,
LGGS position determined from finding chart
1970-09a
01 : 34 : 25.49
+ 30 : 57 : 08.7
5.0
5.0
2
2440836.
2
18.0
pg
2
M33 V0468
10 , , , ,
, ,
, ,
LGGS suspected nova
1969-11a
01 : 34 : 23.38
+ 30 : 46 : 56.8
5.0
5.0
2
2440529.78
7
18.0
V
2
M33 V0464
, , , ,
, ,
, ,
LGGS suspected nova
1962-09b
01 : 33 : 55.25
+ 30 : 41 : 33.6
5.0
5.0
2
2437929.53
8
17.3
pg
8
[RB73] N5,M33 V0358
, , , ,
, ,
, ,
LGGS
1962-09a
01 : 33 : 03.75
+ 30 : 44 : 25.0
5.0
5.0
2
2437917.56
8
18.0
pg
8
[RB73] N4,M33 V0166
, , , ,
, ,
, ,
LGGS
1961-11a
01 : 34 : 05.20
+ 30 : 33 : 33.3
5.0
5.0
2
2437632.29
8
18.0
pg
8
[RB73] N3,M33 V0390
, , , ,
, ,
, ,
LGGS
1961-03a
01 : 35 : 02.37
+ 30 : 35 : 49.6
5.0
5.0
2
2437365.32
8
18.5
pg
8
[RB73] N2,M33 V0524
, , , ,
, ,
, ,
LGGS
1960-11a
01 : 34 : 06.97
+ 30 : 40 : 27.2
5.0
5.0
2
2437253.51
8
16.4
pg
8
[RB73] N1,M33 V0394
, , , ,
, ,
, ,
LGGS Rosino
1955-07a
01 : 33 : 34.43
+ 30 : 34 : 26.2
5.0
5.0
2
2435289.5
9
17.2
V
9
[HS80]ASS14-B,M33 V0265
12 , , , ,
, ,
, ,
LGGS only outburst info 1955, therefore set to July 1, 1955
1949-08a
01 : 32 : 15.86
+ 30 : 28 : 48.4
5.0
5.0
2
2433157.5
8
16.6
pg
8
[RB73] N?,M33 V0086
, , , ,
, ,
, ,
LGGS suspected nova
1928-10a
01 : 33 : 43.12
+ 30 : 31 : 09.9
5.0
5.0
2
2425534.5
6
16.0
pg
2
M33 V0299
, , , ,
, ,
, ,
LGGS
1927-09a
01 : 33 : 53.21
+ 30 : 37 : 39.6
5.0
5.0
2
2425124.5
5
N Psc 1927,M33 V0352
, , , ,
, ,
, ,
LGGS only outburst info 1927, therefore set to Sept 1, 1927
1927-07a
01 : 33 : 24.23
+ 30 : 46 : 52.4
5.0
5.0
2
2425091.6
4
17.7
pg
4
[H29] M33 N4,M33 V0226
, , , ,
, ,
, ,
LGGS
1925-12a
01 : 34 : 12.22
+ 30 : 34 : 21.1
5.0
5.0
2
2424493.3
4
18.1
pg
4
[H29] M33 N3,M33 V0421
, , , ,
, ,
, ,
LGGS
1925-07a
01 : 34 : 14.38
+ 30 : 49 : 03.0
5.0
5.0
2
2424348.5
1
17.9
pg
1
[H26] M33 N2,M33 V0426
, , , ,
, ,
, ,
LGGS
1922-08a
01 : 33 : 29.26
+ 30 : 49 : 16.3
5.0
5.0
2
2423292.
3
17.5
pg
3
M33 V0239
, , , ,
, ,
, ,
LGGS suspected nova
1919-12a
01 : 33 : 59.05
+ 30 : 39 : 51.5
5.0
5.0
2
2422306.5
1
17.2
pg
1
[H26] M33 N1,M33 V0374
, , , ,
, ,
, ,
LGGS