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Observation Summary for Variable Star Z UMA

Total observations:14,061Minimum magnitude: 10.000Maximum magnitude: 5.300
First observation:JD 2433176.434000\16 Sep 1949 22:24:57.600000 UTLatest observation:JD 2460446.496530\15 May 2024 23:55:00.192000 UT
Observation MethodNumber of Observations
Visual12,562
Photographic24
DSLR744
CCD84
CMOS647

Back to Basic Summary

Summary by Stars

Observer IdObserver NameNumber of ObservationsFirst Observation JD / UTLatest Observation JD / UTMinimum MagnitudeMaximum Magnitude
HCC Henshaw1182440954.400000
2 Jan 1971 21:36:00.000000
2450981.262500
16 Jun 1998 18:18:00.000000
9.2006.200
ASA L Smith142440955.800000
4 Jan 1971 07:12:00.000000
2441239.300000
14 Oct 1971 19:12:00.000000
8.7006.600
QAP Quadt162440957.700000
6 Jan 1971 04:48:00.000000
2441654.800000
3 Dec 1972 07:12:00.000000
8.6007.000
CPP R Clayton372440962.500000
11 Jan 1971 00:00:00.000000
2441573.400000
12 Sep 1972 21:36:00.000000
8.9006.700
WLH Wildey12440968.500000
17 Jan 1971 00:00:00.000000
2440968.500000
17 Jan 1971 00:00:00.000000
7.0207.020
FOA E J Forno42440971.300000
19 Jan 1971 19:12:00.000000
2441416.400000
8 Apr 1972 21:36:00.000000
8.3007.400
UPD A Pickup142440971.500000
20 Jan 1971 00:00:00.000000
2441268.500000
13 Nov 1971 00:00:00.000000
8.8307.000
FMV J Freeman132440972.400000
20 Jan 1971 21:36:00.000000
2441393.400000
16 Mar 1972 21:36:00.000000
8.6006.920
GHT Gough412440983.600000
1 Feb 1971 02:24:00.000000
2442016.722000
30 Nov 1973 05:19:40.800000
8.7006.400
VJJ D Wise82440996.300000
13 Feb 1971 19:12:00.000000
2441195.400000
31 Aug 1971 21:36:00.000000
8.8007.100
WIJ W Wilson22440996.400000
13 Feb 1971 21:36:00.000000
2441026.400000
15 Mar 1971 21:36:00.000000
7.6007.470
HHI D Howarth72441004.400000
21 Feb 1971 21:36:00.000000
2441149.500000
17 Jul 1971 00:00:00.000000
8.9006.850
HJP J Harpur62441004.500000
22 Feb 1971 00:00:00.000000
2441157.500000
25 Jul 1971 00:00:00.000000
8.3006.900
CMM Currie612441017.400000
6 Mar 1971 21:36:00.000000
2442048.456000
31 Dec 1973 22:56:38.400000
8.9006.300
HFG M Hurst1922441032.400000
21 Mar 1971 21:36:00.000000
2456740.338000
23 Mar 2014 20:06:43.200000
9.0006.200
ISJ E Isles782440302.538000
22 Mar 1969 00:54:43.200000
2447853.596500
23 Nov 1989 02:18:57.600000
9.2006.900
PMM Poxon22441057.400000
15 Apr 1971 21:36:00.000000
2441423.400000
15 Apr 1972 21:36:00.000000
7.7507.750
HYP W Hornby572441073.400000
1 May 1971 21:36:00.000000
2442406.600000
25 Dec 1974 02:24:00.000000
9.0006.800
RDD W Robinson32441140.500000
8 Jul 1971 00:00:00.000000
2441150.500000
18 Jul 1971 00:00:00.000000
7.7307.080
BXA Brown12441145.500000
13 Jul 1971 00:00:00.000000
2441145.500000
13 Jul 1971 00:00:00.000000
6.8006.800
YDD Young342441147.500000
15 Jul 1971 00:00:00.000000
2445200.370800
18 Aug 1982 20:53:57.120000
8.6006.730
JBB Jobson212441212.300000
17 Sep 1971 19:12:00.000000
2441837.530000
4 Jun 1973 00:43:12.000000
8.7006.900
MMI A Middlemist8192441718.396000
4 Feb 1973 21:30:14.400000
2452617.420100
8 Dec 2002 22:04:56.640000
9.3006.200
NZI P Nartowicz712444939.990000
1 Dec 1981 11:45:36.000000
2449964.531200
4 Sep 1995 00:44:55.680000
8.3006.680
VST G Saville342444985.437500
15 Jan 1982 22:30:00.000000
2455437.371500
28 Aug 2010 20:54:57.600000
9.0006.780
RHFR B I Fraser2122443733.434000
12 Aug 1978 22:24:57.600000
2460258.448000
9 Nov 2023 22:45:07.200000
9.3006.780
IWW J Worraker1972445023.518700
23 Feb 1982 00:26:55.680000
2460259.388000
10 Nov 2023 21:18:43.200000
9.0006.600
PIR D Pickard102442329.344000
8 Oct 1974 20:15:21.600000
2448944.415900
17 Nov 1992 21:58:53.760000
8.9007.060
ELD J Ells72444336.378000
6 Apr 1980 21:04:19.200000
2445077.361100
17 Apr 1982 20:39:59.040000
8.8007.400
SKJ D Shanklin1,4152442805.449000
27 Jan 1976 22:46:33.600000
2460429.411000
28 Apr 2024 21:51:50.400000
9.8005.300
OPE Spooner422445103.440900
13 May 1982 22:34:53.760000
2446060.250000
25 Dec 1984 18:00:00.000000
8.8006.850
EAS J Evans62445168.459700
17 Jul 1982 23:01:58.080000
2448788.440900
14 Jun 1992 22:34:53.760000
8.4006.850
KHI H Kennedy12445181.463100
30 Jul 1982 23:06:51.840000
2445181.463100
30 Jul 1982 23:06:51.840000
6.9006.900
OTS Hoste12445201.381900
19 Aug 1982 21:09:56.160000
2445201.381900
19 Aug 1982 21:09:56.160000
7.1007.100
QMT Markham9402443511.448000
2 Jan 1978 22:45:07.200000
2457569.500000
30 Jun 2016 00:00:00.000000
9.6006.800
CODD S Conner102447204.490000
12 Feb 1988 23:45:36.000000
2448172.383300
7 Oct 1990 21:11:57.120000
8.2006.730
FRWR W Fleet472447183.354000
22 Jan 1988 20:29:45.600000
2448418.461800
10 Jun 1991 23:04:59.520000
8.8006.700
CHAA Chapman42447369.420100
26 Jul 1988 22:04:56.640000
2447441.385400
6 Oct 1988 21:14:58.560000
7.9007.400
QRAG Ramsay1902445813.920000
23 Apr 1984 10:04:48.000000
2449205.440900
5 Aug 1993 22:34:53.760000
8.8007.000
TJJ Toone1,9332443821.740000
9 Nov 1978 05:45:36.000000
2460425.433000
24 Apr 2024 22:23:31.200000
10.0006.300
JAFJ Fraser722446015.569000
11 Nov 1984 01:39:21.600000
2448920.408300
24 Oct 1992 21:47:57.120000
8.7506.600
AGS W Albrighton1,4342444420.535000
30 Jun 1980 00:50:24.000000
2460429.392000
28 Apr 2024 21:24:28.800000
9.8006.000
MVJ W Macvey492447123.278000
23 Nov 1987 18:40:19.200000
2447779.416600
9 Sep 1989 21:59:54.240000
8.9007.100
WEKK West22447653.390900
6 May 1989 21:22:53.760000
2447674.466600
27 May 1989 23:11:54.240000
8.4008.300
SMAA Smeaton12447728.403400
20 Jul 1989 21:40:53.760000
2447728.403400
20 Jul 1989 21:40:53.760000
6.9706.970
POGG Pointer72447953.377700
2 Mar 1990 21:03:53.280000
2449828.434000
20 Apr 1995 22:24:57.600000
8.2006.850
TTT Tanti22447970.309000
19 Mar 1990 19:24:57.600000
2448056.336800
13 Jun 1990 20:04:59.520000
8.5008.000
LUBT Lubek562448089.479100
16 Jul 1990 23:29:54.240000
2448984.237500
27 Dec 1992 17:42:00.000000
8.4506.600
LVRR Livingstone52448144.404100
9 Sep 1990 21:41:54.240000
2448319.361100
3 Mar 1991 20:39:59.040000
7.7307.030
JSDJ S Day2052448702.388800
20 Mar 1992 21:19:52.320000
2454653.291700
5 Jul 2008 19:00:02.880000
8.8006.680
EYUE Yusuf372448835.465200
31 Jul 1992 23:09:53.280000
2453414.416000
12 Feb 2005 21:59:02.400000
8.8006.700
RAMR A Marriott52449058.437500
11 Mar 1993 22:30:00.000000
2449084.554100
7 Apr 1993 01:17:54.240000
7.4006.850
NBRN Britton42449511.480500
7 Jun 1994 23:31:55.200000
2449635.322900
9 Oct 1994 19:44:58.560000
7.8507.200
REKR E Kelly42449604.365200
8 Sep 1994 20:45:53.280000
2449657.452700
31 Oct 1994 22:51:53.280000
8.4006.800
CRCC R Curtis32449785.500000
9 Mar 1995 00:00:00.000000
2449867.541600
30 May 1995 00:59:54.240000
8.0006.500
DSD M Swain2052442210.497000
11 Jun 1974 23:55:40.800000
2449928.401300
29 Jul 1995 21:37:52.320000
9.1006.600
DBKD B Kazansky272449927.401300
28 Jul 1995 21:37:52.320000
2450067.128400
15 Dec 1995 15:04:53.760000
8.1006.780
RJBR J Bouma962450247.500000
13 Jun 1996 00:00:00.000000
2451901.400000
22 Dec 2000 21:36:00.000000
9.2007.100
BHGB H Granslo242450476.380000
27 Jan 1997 21:07:12.000000
2451881.470000
2 Dec 2000 23:16:48.000000
8.5007.300
VPP Veleshchuk12450482.200000
2 Feb 1997 16:48:00.000000
2450482.200000
2 Feb 1997 16:48:00.000000
8.0008.000
ARBA R Baransky82450605.400000
5 Jun 1997 21:36:00.000000
2450846.400000
1 Feb 1998 21:36:00.000000
7.7007.100
VGMV G Mormyl282450748.100000
26 Oct 1997 14:24:00.000000
2450874.300000
1 Mar 1998 19:12:00.000000
8.1006.500
DTD Stott732450816.268000
2 Jan 1998 18:25:55.200000
2451176.233300
28 Dec 1998 17:35:57.120000
8.5007.000
SJOS Johnston172450817.411800
3 Jan 1998 21:52:59.520000
2451541.352000
28 Dec 1999 20:26:52.800000
8.8006.970
NCM J Nicholls42451035.412500
9 Aug 1998 21:54:00.000000
2451278.422900
9 Apr 1999 22:08:58.560000
8.4507.400
EHHE H Horsley82451049.447900
23 Aug 1998 22:44:58.560000
2451463.706200
12 Oct 1999 04:56:55.680000
9.0007.080
AJJA J Johnston782451196.402700
17 Jan 1999 21:39:53.280000
2453141.465300
15 May 2004 23:10:01.920000
9.0006.700
TIHT Hoare32451605.358300
1 Mar 2000 20:35:57.120000
2451645.370100
10 Apr 2000 20:52:56.640000
8.4707.400
FARJ Farrer12451633.375000
29 Mar 2000 21:00:00.000000
2451633.375000
29 Mar 2000 21:00:00.000000
8.0808.080
PJCP J Charleton992451672.393700
7 May 2000 21:26:55.680000
2453002.447900
28 Dec 2003 22:44:58.560000
9.1006.600
HBM A Hather502451881.378400
2 Dec 2000 21:04:53.760000
2452363.466700
29 Mar 2002 23:12:02.880000
8.5007.000
MGLM Glennon32452260.593800
17 Dec 2001 02:15:04.320000
2452335.364600
1 Mar 2002 20:45:01.440000
8.3007.400
-SKG Stefanopoulos442452462.396500
6 Jul 2002 21:30:57.600000
2456102.361100
23 Jun 2012 20:39:59.040000
8.4007.000
LOUD Loughney9422452613.479200
4 Dec 2002 23:30:02.880000
2460420.377100
19 Apr 2024 21:03:01.440000
9.8106.400
SIMJ Simpson1142453739.562500
4 Jan 2006 01:30:00.000000
2455178.503500
13 Dec 2009 00:05:02.400000
8.8007.100
AXC M Allen132453898.409700
11 Jun 2006 21:49:58.080000
2455840.316700
5 Oct 2011 19:36:02.880000
9.0007.500
GTG T Buss82433176.434000
16 Sep 1949 22:24:57.600000
2433382.447900
10 Apr 1950 22:44:58.560000
8.5007.200
BMDB MacDonald312454135.454000
3 Feb 2007 22:53:45.600000
2455924.533300
29 Dec 2011 00:47:57.120000
9.1007.300
GAVD Gavine3712446802.542000
7 Jan 1987 01:00:28.800000
2458627.535000
24 May 2019 00:50:24.000000
9.6006.200
GJR J Godden62452131.399300
9 Aug 2001 21:34:59.520000
2455068.361000
24 Aug 2009 20:39:50.400000
7.8006.100
BJB J Beesley972441889.498000
25 Jul 1973 23:57:07.200000
2455501.702800
1 Nov 2010 04:52:01.920000
8.9006.700
BCPC D Beech142455305.621500
19 Apr 2010 02:54:57.600000
2455770.438200
27 Jul 2011 22:31:00.480000
8.4007.000
LMCL McCalman622452548.365300
30 Sep 2002 20:46:01.920000
2453716.437500
11 Dec 2005 22:30:00.000000
8.6006.800
NFN A Foster682455237.373600
9 Feb 2010 20:57:59.040000
2456657.386000
30 Dec 2013 21:15:50.400000
9.3006.300
BEL K Brundle3812455474.668100
5 Oct 2010 04:02:03.840000
2460430.441000
29 Apr 2024 22:35:02.400000
10.0006.300
BMBB MacDonald102455942.438200
15 Jan 2012 22:31:00.480000
2456073.555600
26 May 2012 01:20:03.840000
9.2006.600
CPMC Mann52456014.510400
28 Mar 2012 00:14:58.560000
2456792.438000
14 May 2014 22:30:43.200000
8.9007.300
TPJ Thorpe12456030.038900
12 Apr 2012 12:56:00.960000
2456030.038900
12 Apr 2012 12:56:00.960000
10.00010.000
BARM Barrett492456401.368000
18 Apr 2013 20:49:55.200000
2458931.494000
22 Mar 2020 23:51:21.600000
9.4006.400
MZI Miller32442436.455000
23 Jan 1975 22:55:12.000000
2442457.479000
13 Feb 1975 23:29:45.600000
8.0007.500
AJWA J Wilson42456740.333000
23 Mar 2014 19:59:31.200000
2456900.380000
30 Aug 2014 21:07:12.000000
9.5008.300
DDBD Boyd422456749.471010
1 Apr 2014 23:18:15.264000
2457338.514830
12 Nov 2015 00:21:21.312000
9.3838.426
RPER Pearce2432456809.491000
31 May 2014 23:47:02.400000
2460242.287000
24 Oct 2023 18:53:16.800000
9.8006.200
DSCD Scanlan132454490.380000
24 Jan 2008 21:07:12.000000
2456012.417000
25 Mar 2012 22:00:28.800000
8.8006.500
JMMJ Meacham492455468.413000
28 Sep 2010 21:54:43.200000
2457575.479000
5 Jul 2016 23:29:45.600000
8.8006.800
PBOP Bishop22457108.402778
26 Mar 2015 21:40:00.019200
2457131.412500
18 Apr 2015 21:54:00.000000
9.2008.700
TVAT Vale572457152.510000
10 May 2015 00:14:24.000000
2460364.599000
24 Feb 2024 02:22:33.600000
9.6006.200
NWHN White182457155.417000
12 May 2015 22:00:28.800000
2457513.424000
4 May 2016 22:10:33.600000
9.4007.100
TLHT L Heywood2442457573.465000
3 Jul 2016 23:09:36.000000
2460232.753000
15 Oct 2023 06:04:19.200000
9.4006.700
XGG Poyner1662457997.404000
31 Aug 2017 21:41:45.600000
2459589.493000
9 Jan 2022 23:49:55.200000
9.9006.000
KIDM K Kidger62458109.528000
22 Dec 2017 00:40:19.200000
2458199.497000
21 Mar 2018 23:55:40.800000
7.8006.100
TYM D Taylor212442011.483000
24 Nov 1973 23:35:31.200000
2443280.465000
16 May 1977 23:09:36.000000
9.1006.300
UCM Beach162443377.926000
22 Aug 1977 10:13:26.400000
2444849.917000
2 Sep 1981 10:00:28.800000
7.8006.500
EBG W E Beekman642441722.333000
8 Feb 1973 19:59:31.200000
2442391.792000
10 Dec 1974 07:00:28.800000
9.1006.400
ING B Chaplin422445463.404000
8 May 1983 21:41:45.600000
2446029.257000
24 Nov 1984 18:10:04.800000
8.8006.600
JLM L Joslin32458258.393700
19 May 2018 21:26:55.680000
2458291.456400
21 Jun 2018 22:57:12.960000
8.9008.200
WSE J W West92442066.575000
19 Jan 1974 01:48:00.000000
2442369.558000
18 Nov 1974 01:23:31.200000
8.8007.000
DGG C Dobie92444281.472000
11 Feb 1980 23:19:40.800000
2444372.408000
12 May 1980 21:47:31.200000
9.1008.100
FCNF Comeron322446463.368000
1 Feb 1986 20:49:55.200000
2446567.367000
16 May 1986 20:48:28.800000
8.3007.200
PASP A Scaven32445732.448000
1 Feb 1984 22:45:07.200000
2445767.349000
7 Mar 1984 20:22:33.600000
8.5008.100
BST Brelstaff612442258.465000
29 Jul 1974 23:09:36.000000
2444598.799000
25 Dec 1980 07:10:33.600000
9.3007.200
GPFG Fleming472458568.460680
25 Mar 2019 23:03:22.752000
2460400.375680
30 Mar 2024 21:00:58.752000
8.9836.519
GERR J Geddes62446847.424000
20 Feb 1987 22:10:33.600000
2446908.860000
23 Apr 1987 08:38:24.000000
8.9008.600
KGG J Kirby132442492.413000
20 Mar 1975 21:54:43.200000
2442670.410000
14 Sep 1975 21:50:24.000000
9.0007.400
GEA Gardner112441771.531000
30 Mar 1973 00:44:38.400000
2443615.476000
16 Apr 1978 23:25:26.400000
8.9006.600
EPB Espey42443579.378000
11 Mar 1978 21:04:19.200000
2444307.475000
8 Mar 1980 23:24:00.000000
8.9008.400
YGD L Young582441868.533000
5 Jul 1973 00:47:31.200000
2442737.245000
20 Nov 1975 17:52:48.000000
9.0007.300
SEI W Saunders22441782.401000
9 Apr 1973 21:37:26.400000
2441803.580000
1 May 1973 01:55:12.000000
8.9008.500
PELP E Ells52446176.388000
20 Apr 1985 21:18:43.200000
2446229.420000
12 Jun 1985 22:04:48.000000
8.1007.200
ZCR W Cripps142442203.437000
4 Jun 1974 22:29:16.800000
2442749.549000
3 Dec 1975 01:10:33.600000
8.9007.300
IGJ R Higgs22445792.385000
1 Apr 1984 21:14:24.000000
2445813.422000
22 Apr 1984 22:07:40.800000
7.6007.200
RAKR A Kendall112446847.343000
20 Feb 1987 20:13:55.200000
2447063.381000
24 Sep 1987 21:08:38.400000
8.7007.700
RPWR P Watts22446681.351000
7 Sep 1986 20:25:26.400000
2446726.278000
22 Oct 1986 18:40:19.200000
8.7007.100
HPM A Hapgood592441752.427000
10 Mar 1973 22:14:52.800000
2444312.460000
13 Mar 1980 23:02:24.000000
9.2006.500
DHTD Herbert152447119.437000
19 Nov 1987 22:29:16.800000
2447344.431000
1 Jul 1988 22:20:38.400000
8.3006.700
HUD Hufton92442164.399000
26 Apr 1974 21:34:33.600000
2442549.410000
16 May 1975 21:50:24.000000
8.9007.600
YDID Young172444334.448000
4 Apr 1980 22:45:07.200000
2444933.489000
24 Nov 1981 23:44:09.600000
8.9007.200
JWEJ West92442066.658000
19 Jan 1974 03:47:31.200000
2442370.558000
19 Nov 1974 01:23:31.200000
8.8007.000
RADM Radice32458662.396000
27 Jun 2019 21:30:14.400000
2458819.367000
1 Dec 2019 20:48:28.800000
8.8007.600
PONP O'Neill62446370.344000
31 Oct 1985 20:15:21.600000
2446592.516000
11 Jun 1986 00:23:02.400000
7.4007.000
POA K Porter32441901.497000
6 Aug 1973 23:55:40.800000
2442276.465000
16 Aug 1974 23:09:36.000000
8.6006.600
MJDM J D Price42446902.437000
16 Apr 1987 22:29:16.800000
2447026.422000
18 Aug 1987 22:07:40.800000
8.8007.200
REN Reid122442321.448000
30 Sep 1974 22:45:07.200000
2442666.479000
10 Sep 1975 23:29:45.600000
8.9007.100
RTD A Rothery552442123.587000
17 Mar 1974 02:05:16.800000
2443106.528000
24 Nov 1976 00:40:19.200000
9.1006.400
KXO J Knox1642441685.292000
2 Jan 1973 19:00:28.800000
2442402.396000
20 Dec 1974 21:30:14.400000
9.0006.500
LVR J Livesey292442264.403000
4 Aug 1974 21:40:19.200000
2442725.344000
8 Nov 1975 20:15:21.600000
8.0006.900
MXL R Matthews262442283.476000
23 Aug 1974 23:25:26.400000
2442988.469000
28 Jul 1976 23:15:21.600000
8.8007.200
ZPP Mcgenity332443354.417000
29 Jul 1977 22:00:28.800000
2443868.462000
25 Dec 1978 23:05:16.800000
8.6007.200
NRR H Mcnaught22443872.631000
30 Dec 1978 03:08:38.400000
2443966.601000
3 Apr 1979 02:25:26.400000
8.3007.600
IWTI L Walton12458931.391670
22 Mar 2020 21:24:00.288000
2458931.391670
22 Mar 2020 21:24:00.288000
6.5606.560
KGFK Griffiths22458968.669000
29 Apr 2020 04:03:21.600000
2458990.385000
20 May 2020 21:14:24.000000
8.0007.500
SBA B Scott342442300.507000
10 Sep 1974 00:10:04.800000
2442754.351000
7 Dec 1975 20:25:26.400000
8.9007.400
SSH W S Smith162442286.428000
26 Aug 1974 22:16:19.200000
2442915.451000
16 May 1976 22:49:26.400000
8.0007.200
STOD Storey172450140.492000
26 Feb 1996 23:48:28.800000
2450410.731000
23 Nov 1996 05:32:38.400000
8.6007.000
JESC J Evans152459328.458000
23 Apr 2021 22:59:31.200000
2459887.607000
4 Nov 2022 02:34:04.800000
8.9007.000
CWSC Watkins6272459596.698981
17 Jan 2022 04:46:31.958400
2460367.625243
27 Feb 2024 03:00:20.995200
9.3626.643
DNND Nicholson22459621.393000
10 Feb 2022 21:25:55.200000
2459637.417000
26 Feb 2022 22:00:28.800000
7.3007.300
NMCC Newman82459633.390000
22 Feb 2022 21:21:36.000000
2459758.475000
27 Jun 2022 23:24:00.000000
8.2006.600
DHSD Hale-Sutton112459690.373000
20 Apr 2022 20:57:07.200000
2460402.390000
1 Apr 2024 21:21:36.000000
8.9007.000
DBSD Dobbs22459858.326000
5 Oct 2022 19:49:26.400000
2459870.304000
17 Oct 2022 19:17:45.600000
7.6007.600
JCHJ Hilder1022459933.458330
19 Dec 2022 22:59:59.712000
2460446.496530
15 May 2024 23:55:00.192000
9.3006.500