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Observation Summary for Variable Star SU TAU

Total observations:11,579Minimum magnitude: 17.970Maximum magnitude: 9.135
First observation:JD 2438000.400000\1 Dec 1962 21:36:00.000000 UTLatest observation:JD 2460429.394000\28 Apr 2024 21:27:21.600000 UT
Observation MethodNumber of Observations
Visual11,289
CCD221
DSLR18
CMOS51

Back to Basic Summary

Summary by Stars

Observer IdObserver NameNumber of ObservationsFirst Observation JD / UTLatest Observation JD / UTMinimum MagnitudeMaximum Magnitude
MUC R Munford4782438000.400000
1 Dec 1962 21:36:00.000000		2446407.312500
7 Dec 1985 19:30:00.000000		13.7709.710
CTB A Carter2212438115.500000
27 Mar 1963 00:00:00.000000		2440571.500000
16 Dec 1969 00:00:00.000000		10.6009.640
VKE Vilkki602438388.500000
25 Dec 1963 00:00:00.000000		2439816.400000
21 Nov 1967 21:36:00.000000		10.1109.600
LBC M H Lambert192438418.500000
24 Jan 1964 00:00:00.000000		2439438.400000
8 Nov 1966 21:36:00.000000		11.6509.640
NOD J Northwood52439534.300000
12 Feb 1967 19:12:00.000000		2439581.400000
31 Mar 1967 21:36:00.000000		10.3109.740
PLW E Pennell1742439756.700000
23 Sep 1967 04:48:00.000000		2443138.400000
25 Dec 1976 21:36:00.000000		16.3009.600
MRP A Moore3682439792.500000
29 Oct 1967 00:00:00.000000		2446790.437500
25 Dec 1986 22:30:00.000000		16.6009.200
MST J C A Moseley802439792.500000
29 Oct 1967 00:00:00.000000		2441275.500000
20 Nov 1971 00:00:00.000000		13.8709.640
ISJ E Isles542440120.700000
21 Sep 1968 04:48:00.000000		2447852.375000
21 Nov 1989 21:00:00.000000		13.2909.580
KXO J Knox2512440590.300000
3 Jan 1970 19:12:00.000000		2442744.700000
28 Nov 1975 04:48:00.000000		15.5009.660
SLA M Savill432440953.400000
1 Jan 1971 21:36:00.000000		2441771.400000
29 Mar 1973 21:36:00.000000		14.5109.710
ASA L Smith12441062.400000
20 Apr 1971 21:36:00.000000		2441062.400000
20 Apr 1971 21:36:00.000000		11.65011.650
HOA J Hollis202441269.600000
14 Nov 1971 02:24:00.000000		2444581.400000
7 Dec 1980 21:36:00.000000		14.7109.830
SUK Sturdy222441323.300000
6 Jan 1972 19:12:00.000000		2442691.600000
6 Oct 1975 02:24:00.000000		13.29010.170
HHI D Howarth402441337.400000
20 Jan 1972 21:36:00.000000		2442312.600000
22 Sep 1974 02:24:00.000000		15.9009.800
MZI Miller12441606.500000
16 Oct 1972 00:00:00.000000		2441606.500000
16 Oct 1972 00:00:00.000000		10.10010.100
YOP J Young762441619.600000
29 Oct 1972 02:24:00.000000		2442047.500000
31 Dec 1973 00:00:00.000000		16.0009.830
PTR A H Paterson1,2862441630.500000
9 Nov 1972 00:00:00.000000		2460042.364000
7 Apr 2023 20:44:09.600000		16.3009.200
MJJ W Mason152441684.400000
1 Jan 1973 21:36:00.000000		2442307.600000
17 Sep 1974 02:24:00.000000		16.3009.910
SWD R B Saw802441688.500000
6 Jan 1973 00:00:00.000000		2444905.500000
28 Oct 1981 00:00:00.000000		14.71010.010
BUS F Burch292441703.500000
21 Jan 1973 00:00:00.000000		2442406.400000
24 Dec 1974 21:36:00.000000		15.5009.900
BPJ A Bailey652441713.400000
30 Jan 1973 21:36:00.000000		2443086.600000
4 Nov 1976 02:24:00.000000		15.10010.010
PCC Pezzarossa42441734.400000
20 Feb 1973 21:36:00.000000		2441740.300000
26 Feb 1973 19:12:00.000000		12.25011.500
KRD Keir22441739.300000
25 Feb 1973 19:12:00.000000		2441741.300000
27 Feb 1973 19:12:00.000000		13.04012.550
POA K Porter762441976.700000
21 Oct 1973 04:48:00.000000		2443937.400000
4 Mar 1979 21:36:00.000000		13.9709.780
HYP W Hornby72441978.500000
23 Oct 1973 00:00:00.000000		2442391.400000
9 Dec 1974 21:36:00.000000		15.10011.500
MXL R Matthews232442066.500000
19 Jan 1974 00:00:00.000000		2442681.500000
26 Sep 1975 00:00:00.000000		13.39010.710
BJB J Beesley1412442264.600000
5 Aug 1974 02:24:00.000000		2455531.450000
30 Nov 2010 22:48:00.000000		16.0009.900
KBK Brady62442363.400000
11 Nov 1974 21:36:00.000000		2442775.500000
29 Dec 1975 00:00:00.000000		12.62010.800
JMM V Jones32442398.000000
16 Dec 1974 12:00:00.000000		2442412.000000
30 Dec 1974 12:00:00.000000		11.21010.800
PIR D Pickard1872442430.300000
17 Jan 1975 19:12:00.000000		2458924.316710
15 Mar 2020 19:36:03.744000		15.5009.570
CHR H Chambers412442666.700000
11 Sep 1975 04:48:00.000000		2447262.347200
10 Apr 1988 20:19:58.080000		13.7709.460
LLR L Lyon712442713.400000
27 Oct 1975 21:36:00.000000		2444636.300000
31 Jan 1981 19:12:00.000000		15.5009.640
MYA Maudsley112442802.500000
25 Jan 1976 00:00:00.000000		2443240.400000
6 Apr 1977 21:36:00.000000		10.36010.210
TYM D Taylor92443241.400000
7 Apr 1977 21:36:00.000000		2449719.416600
1 Jan 1995 21:59:54.240000		11.65010.010
DUS R Dunlop12443400.500000
14 Sep 1977 00:00:00.000000		2443400.500000
14 Sep 1977 00:00:00.000000		10.11010.110
GHT Gough172443535.500000
27 Jan 1978 00:00:00.000000		2443949.300000
16 Mar 1979 19:12:00.000000		9.9409.740
NRR H Mcnaught282443539.400000
30 Jan 1978 21:36:00.000000		2444144.700000
28 Sep 1979 04:48:00.000000		11.9509.500
PBM Peel252443539.400000
30 Jan 1978 21:36:00.000000		2444312.400000
13 Mar 1980 21:36:00.000000		13.7709.840
OOA Snook92443571.500000
4 Mar 1978 00:00:00.000000		2444175.500000
29 Oct 1979 00:00:00.000000		12.8109.600
RHFR B I Fraser62443876.600000
3 Jan 1979 02:24:00.000000		2446143.486100
18 Mar 1985 23:39:59.040000		9.9009.790
AGS W Albrighton1302443878.300000
4 Jan 1979 19:12:00.000000		2458533.372000
18 Feb 2019 20:55:40.800000		14.5109.640
KJS J Kay842443956.500000
24 Mar 1979 00:00:00.000000		2444939.400000
30 Nov 1981 21:36:00.000000		15.5009.830
WHP J Wheeler812443979.400000
15 Apr 1979 21:36:00.000000		2447853.387500
22 Nov 1989 21:18:00.000000		12.8109.360
BEL K Brundle1,4012444176.500000
30 Oct 1979 00:00:00.000000		2460400.319000
30 Mar 2024 19:39:21.600000		14.8009.640
UCM Beach12444255.400000
16 Jan 1980 21:36:00.000000		2444255.400000
16 Jan 1980 21:36:00.000000		13.77013.770
GJR J Godden172444263.400000
24 Jan 1980 21:36:00.000000		2445671.600000
3 Dec 1983 02:24:00.000000		12.2509.460
EJJ W L Ells252444295.400000
25 Feb 1980 21:36:00.000000		2445744.400000
13 Feb 1984 21:36:00.000000		14.5109.740
YMM R Bell122444301.400000
2 Mar 1980 21:36:00.000000		2444692.400000
28 Mar 1981 21:36:00.000000		11.65010.330
GCG A V Coady442444335.400000
5 Apr 1980 21:36:00.000000		2449717.447900
30 Dec 1994 22:44:58.560000		13.97010.160
SKJ D Shanklin402444522.400000
9 Oct 1980 21:36:00.000000		2452917.630600
5 Oct 2003 03:08:03.840000		14.8009.260
TUR J Stuart202444627.300000
22 Jan 1981 19:12:00.000000		2445438.400000
13 Apr 1983 21:36:00.000000		13.7709.460
FFH Feijth42444657.300000
21 Feb 1981 19:12:00.000000		2444883.500000
6 Oct 1981 00:00:00.000000		11.2009.900
OTS Hoste52445023.400000
22 Feb 1982 21:36:00.000000		2445075.300000
15 Apr 1982 19:12:00.000000		9.8009.500
GUK Grundy102445345.600000
11 Jan 1983 02:24:00.000000		2445437.400000
12 Apr 1983 21:36:00.000000		12.25010.410
XEA T A Bueno242445379.700000
14 Feb 1983 04:48:00.000000		2445667.800000
29 Nov 1983 07:12:00.000000		13.20010.000
MMI A Middlemist822445708.300000
8 Jan 1984 19:12:00.000000		2448986.312500
29 Dec 1992 19:30:00.000000		13.7709.260
GDM J Gainsford1,4822446034.500000
30 Nov 1984 00:00:00.000000		2458514.380000
30 Jan 2019 21:07:12.000000		14.7109.360
HDD R Hartley12446050.500000
16 Dec 1984 00:00:00.000000		2446050.500000
16 Dec 1984 00:00:00.000000		10.31010.310
HDII Howard-Duff132446088.312500
22 Jan 1985 19:30:00.000000		2446521.409700
31 Mar 1986 21:49:58.080000		10.1109.640
TQP Mettam582446088.378400
22 Jan 1985 21:04:53.760000		2447161.385400
31 Dec 1987 21:14:58.560000		12.8109.460
HFG M Hurst62446351.513800
13 Oct 1985 00:19:52.320000		2449724.402700
6 Jan 1995 21:39:53.280000		13.77010.720
PELP E Ells52446442.336800
11 Jan 1986 20:04:59.520000		2446521.384000
31 Mar 1986 21:12:57.600000		10.2809.640
EJDE G D Youngs72446496.354100
6 Mar 1986 20:29:54.240000		2447624.364500
7 Apr 1989 20:44:52.800000		10.0109.520
ULS J Lubbock1252446770.502700
6 Dec 1986 00:03:53.280000		2447276.387500
24 Apr 1988 21:18:00.000000		16.1009.710
XGG Poyner1,0162447168.411100
7 Jan 1988 21:51:59.040000		2460417.368700
16 Apr 2024 20:50:55.680000		17.9709.740
JAFJ Fraser172447515.527700
20 Dec 1988 00:39:53.280000		2447618.422200
1 Apr 1989 22:07:58.080000		10.0109.600
CPJC P Jones1432447553.335400
26 Jan 1989 20:02:58.560000		2458964.360000
24 Apr 2020 20:38:24.000000		16.0009.640
PCLP C Leyland142447593.465200
7 Mar 1989 23:09:53.280000		2460010.385742
6 Mar 2023 21:15:28.108800		14.1189.830
MADP Madhusuthan82447853.277700
22 Nov 1989 18:39:53.280000		2448218.294400
22 Nov 1990 19:03:56.160000		9.7809.460
DRR C Dryden4262447965.348600
14 Mar 1990 20:21:59.040000		2460308.291000
29 Dec 2023 18:59:02.400000		15.6009.660
TJJ Toone1,5902448177.577700
13 Oct 1990 01:51:53.280000		2460429.394000
28 Apr 2024 21:27:21.600000		16.3009.460
KOUS Koushiappas62448213.375000
17 Nov 1990 21:00:00.000000		2449156.310400
17 Jun 1993 19:26:58.560000		9.7909.570
CHWC Washington172448632.368000
10 Jan 1992 20:49:55.200000		2449806.343700
29 Mar 1995 20:14:55.680000		13.0109.740
WSE J W West142448926.416600
30 Oct 1992 21:59:54.240000		2449082.347200
4 Apr 1993 20:19:58.080000		12.7509.600
JMMJ Meacham232449720.416600
2 Jan 1995 21:59:54.240000		2451954.402800
13 Feb 2001 21:40:01.920000		12.3009.460
REKR E Kelly62449780.413100
3 Mar 1995 21:54:51.840000		2450081.429100
29 Dec 1995 22:17:54.240000		12.25010.410
MIGM Gill32450077.527700
26 Dec 1995 00:39:53.280000		2450134.450600
20 Feb 1996 22:48:51.840000		12.81012.810
WEMM Westlund292450100.270000
17 Jan 1996 18:28:48.000000		2451633.368000
29 Mar 2000 20:49:55.200000		13.70010.400
JOGJ Greaves12450122.382000
8 Feb 1996 21:10:04.800000		2450122.382000
8 Feb 1996 21:10:04.800000		13.80013.800
AKGK G Andersson62450132.288000
18 Feb 1996 18:54:43.200000		2450896.295000
23 Mar 1998 19:04:48.000000		14.70012.500
BHGB H Granslo452450476.420000
27 Jan 1997 22:04:48.000000		2451879.550000
1 Dec 2000 01:12:00.000000		14.20011.100
DGLD Gill72450490.472900
10 Feb 1997 23:20:58.560000		2451265.386800
27 Mar 1999 21:16:59.520000		12.81010.600
RJBR J Bouma372450540.370000
1 Apr 1997 20:52:48.000000		2451901.392000
22 Dec 2000 21:24:28.800000		14.00010.600
KOMM Komorous272450540.570000
2 Apr 1997 01:40:48.000000		2451878.900000
30 Nov 2000 09:36:00.000000		14.00010.400
HWMH W McGee982451104.559700
18 Oct 1998 01:25:58.080000		2453267.594400
19 Sep 2004 02:15:56.160000		14.20010.000
EMUE Muyllaert922451105.427000
18 Oct 1998 22:14:52.800000		2451909.344000
30 Dec 2000 20:15:21.600000		14.20010.600
SALG W Salmon112452680.360400
9 Feb 2003 20:38:58.560000		2452991.343800
17 Dec 2003 20:15:04.320000		12.20010.200
PJCP J Charleton132452674.420100
3 Feb 2003 22:04:56.640000		2452992.400000
18 Dec 2003 21:36:00.000000		14.5009.800
AXC M Allen182454824.362500
23 Dec 2008 20:42:00.000000		2455843.386100
8 Oct 2011 21:15:59.040000		15.10010.500
BCPC D Beech62454837.375700
5 Jan 2009 21:01:00.480000		2455198.400700
1 Jan 2010 21:37:00.480000		16.2009.800
CPMC Mann22456250.479200
18 Nov 2012 23:30:02.880000		2456253.412500
21 Nov 2012 21:54:00.000000		11.40010.300
RPER Pearce242457090.374000
8 Mar 2015 20:58:33.600000		2459656.417000
17 Mar 2022 22:00:28.800000		14.4409.200
WPSW Parkes182458116.369440
28 Dec 2017 20:51:59.616000		2460366.409030
25 Feb 2024 21:49:00.192000		14.6159.898
IWTI L Walton542458896.534990
17 Feb 2020 00:50:23.136000		2460342.422090
1 Feb 2024 22:07:48.576000		11.44610.197
DGSAG Darlington52458955.366090
15 Apr 2020 20:47:10.176000		2458955.368960
15 Apr 2020 20:51:18.144000		11.38111.333
GPFG Fleming212459601.298050
21 Jan 2022 19:09:11.520000		2460327.460050
17 Jan 2024 23:02:28.320000		10.91410.451
LMNM Larsson362460052.312258
17 Apr 2023 19:29:39.091200		2460062.359871
27 Apr 2023 20:38:12.854400		15.88910.290
PABOP Bouchier142460232.579580
15 Oct 2023 01:54:35.712000		2460232.591930
15 Oct 2023 02:12:22.752000		11.2779.135