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Observation Summary for Variable Star RY UMA

Total observations:11,124Minimum magnitude: 8.500Maximum magnitude: 6.500
First observation:JD 2439341.600000\4 Aug 1966 02:24:00.000000 UTLatest observation:JD 2460626.333000\11 Nov 2024 19:59:31.200000 UT
Observation MethodNumber of Observations
Visual10,243
Photographic25
CCD23
DSLR1
CMOS832

Back to Basic Summary

Summary by Stars

Observer IdObserver NameNumber of ObservationsFirst Observation JD / UTLatest Observation JD / UTMinimum MagnitudeMaximum Magnitude
FTG L Fortier472439341.600000
4 Aug 1966 02:24:00.000000
2439854.800000
30 Dec 1967 07:12:00.000000
8.0006.800
OKK Simmons192439860.700000
5 Jan 1968 04:48:00.000000
2440127.600000
28 Sep 1968 02:24:00.000000
7.9006.700
MJJ W Mason52440941.300000
20 Dec 1970 19:12:00.000000
2440952.300000
31 Dec 1970 19:12:00.000000
7.2007.100
HCC Henshaw542440954.400000
2 Jan 1971 21:36:00.000000
2451042.265200
16 Aug 1998 18:21:53.280000
8.0006.980
BMLB Morell32440955.300000
3 Jan 1971 19:12:00.000000
2440963.300000
11 Jan 1971 19:12:00.000000
7.6007.200
JJC J Jackson12440965.300000
13 Jan 1971 19:12:00.000000
2440965.300000
13 Jan 1971 19:12:00.000000
7.6007.600
WLH Wildey12440968.500000
17 Jan 1971 00:00:00.000000
2440968.500000
17 Jan 1971 00:00:00.000000
7.5307.530
FOA E J Forno12440971.300000
19 Jan 1971 19:12:00.000000
2440971.300000
19 Jan 1971 19:12:00.000000
7.2007.200
UPD A Pickup132440971.500000
20 Jan 1971 00:00:00.000000
2441193.500000
30 Aug 1971 00:00:00.000000
7.8007.150
ASA L Smith62440977.800000
26 Jan 1971 07:12:00.000000
2441245.300000
20 Oct 1971 19:12:00.000000
7.8007.600
FMV J Freeman92440979.400000
27 Jan 1971 21:36:00.000000
2441393.400000
16 Mar 1972 21:36:00.000000
7.8006.900
VJJ D Wise132440996.300000
13 Feb 1971 19:12:00.000000
2441239.400000
14 Oct 1971 21:36:00.000000
7.8006.800
WJWW J Wilson22440996.400000
13 Feb 1971 21:36:00.000000
2441026.400000
15 Mar 1971 21:36:00.000000
7.2807.230
GHT Gough182440999.300000
16 Feb 1971 19:12:00.000000
2441644.200000
22 Nov 1972 16:48:00.000000
7.7007.100
CPP R Clayton102441001.300000
18 Feb 1971 19:12:00.000000
2441573.400000
12 Sep 1972 21:36:00.000000
7.5007.200
HHI D Howarth62441004.400000
21 Feb 1971 21:36:00.000000
2441149.500000
17 Jul 1971 00:00:00.000000
7.6707.000
JPJ P Harper152441004.500000
22 Feb 1971 00:00:00.000000
2441253.400000
28 Oct 1971 21:36:00.000000
7.5007.000
ISJ E Isles672440230.604000
9 Jan 1969 02:29:45.600000
2447450.616600
16 Oct 1988 02:47:54.240000
7.7006.750
BXA Brown52441084.400000
12 May 1971 21:36:00.000000
2441150.500000
18 Jul 1971 00:00:00.000000
7.4007.000
RDD W Robinson92441140.500000
8 Jul 1971 00:00:00.000000
2441497.400000
28 Jun 1972 21:36:00.000000
7.3207.280
QAP Quadt142441322.700000
6 Jan 1972 04:48:00.000000
2441654.800000
3 Dec 1972 07:12:00.000000
7.8007.000
TYM D Taylor9302441327.400000
10 Jan 1972 21:36:00.000000
2457089.330000
7 Mar 2015 19:55:12.000000
8.3006.700
XXX12441361.400000
13 Feb 1972 21:36:00.000000
2441361.400000
13 Feb 1972 21:36:00.000000
7.2207.220
CMM Currie252441379.400000
2 Mar 1972 21:36:00.000000
2441682.600000
31 Dec 1972 02:24:00.000000
7.9007.150
HYP W Hornby132441409.400000
1 Apr 1972 21:36:00.000000
2441633.300000
11 Nov 1972 19:12:00.000000
8.0007.050
PMM Poxon22441416.400000
8 Apr 1972 21:36:00.000000
2441423.400000
15 Apr 1972 21:36:00.000000
7.5507.550
YDD Young282441513.500000
15 Jul 1972 00:00:00.000000
2445200.375600
18 Aug 1982 21:00:51.840000
8.0006.900
HFG M Hurst3332441537.400000
7 Aug 1972 21:36:00.000000
2458064.241000
6 Nov 2017 17:47:02.400000
8.5007.100
JBB Jobson62441578.300000
17 Sep 1972 19:12:00.000000
2441654.600000
3 Dec 1972 02:24:00.000000
7.6007.300
BST Brelstaff222444243.295100
4 Jan 1980 19:04:56.640000
2444591.496500
17 Dec 1980 23:54:57.600000
8.0007.200
MMI A Middlemist4572444243.357600
4 Jan 1980 20:34:56.640000
2452623.305600
14 Dec 2002 19:20:03.840000
8.4006.700
RHFR B I Fraser2252443657.476000
28 May 1978 23:25:26.400000
2460585.365000
1 Oct 2024 20:45:36.000000
8.5006.950
HPM A Hapgood242444245.359700
6 Jan 1980 20:37:58.080000
2445210.422900
28 Aug 1982 22:08:58.560000
8.2007.240
KSN S Kiernan32444255.454100
16 Jan 1980 22:53:54.240000
2444350.463800
20 Apr 1980 23:07:52.320000
7.7007.000
EPB Espey102444262.488800
23 Jan 1980 23:43:52.320000
2444693.374300
29 Mar 1981 20:58:59.520000
7.8007.170
HUD Hufton32444307.455500
8 Mar 1980 22:55:55.200000
2446967.468700
20 Jun 1987 23:14:55.680000
7.7007.300
AGS W Albrighton1,4932444420.534700
30 Jun 1980 00:49:58.080000
2460626.333000
11 Nov 2024 19:59:31.200000
8.4006.900
USR M Steele362444609.417300
4 Jan 1981 22:00:54.720000
2445075.402700
15 Apr 1982 21:39:53.280000
8.0007.200
ELD J Ells12444637.438800
1 Feb 1981 22:31:52.320000
2444637.438800
1 Feb 1981 22:31:52.320000
7.8007.800
SKJ D Shanklin9052444890.293700
12 Oct 1981 19:02:55.680000
2460615.255000
31 Oct 2024 18:07:12.000000
8.5006.670
NZI P Nartowicz682444939.489500
30 Nov 1981 23:44:52.800000
2449971.531200
11 Sep 1995 00:44:55.680000
8.1007.000
JRJ Parkinson102444982.385400
12 Jan 1982 21:14:58.560000
2446183.458300
27 Apr 1985 22:59:57.120000
8.0007.400
IWW J Worraker2082444982.494400
12 Jan 1982 23:51:56.160000
2460259.388000
10 Nov 2023 21:18:43.200000
8.2007.100
VST G Saville322444985.444400
15 Jan 1982 22:39:56.160000
2455432.406300
23 Aug 2010 21:45:04.320000
7.9007.000
QMT Markham7012443961.323000
28 Mar 1979 19:45:07.200000
2457546.444000
6 Jun 2016 22:39:21.600000
8.3006.900
PIR D Pickard12445077.369400
17 Apr 1982 20:51:56.160000
2445077.369400
17 Apr 1982 20:51:56.160000
7.9007.900
OPE Spooner472445103.434000
13 May 1982 22:24:57.600000
2446060.250000
25 Dec 1984 18:00:00.000000
8.2007.230
EAS J Evans102445140.469400
19 Jun 1982 23:15:56.160000
2448786.510400
13 Jun 1992 00:14:58.560000
7.8006.980
KHI H Kennedy12445181.465200
30 Jul 1982 23:09:53.280000
2445181.465200
30 Jul 1982 23:09:53.280000
7.8007.800
IMB J McInnerny12445257.277700
14 Oct 1982 18:39:53.280000
2445257.277700
14 Oct 1982 18:39:53.280000
7.4007.400
IJJ S Smith1432445432.864500
8 Apr 1983 08:44:52.800000
2447761.399300
22 Aug 1989 21:34:59.520000
7.9007.060
ING B Chaplin302445463.408300
8 May 1983 21:47:57.120000
2445988.388800
14 Oct 1984 21:19:52.320000
7.6007.100
QOP A Scowen62445714.446500
14 Jan 1984 22:42:57.600000
2445767.347200
7 Mar 1984 20:19:58.080000
8.1007.500
IGJ R Higgs22445792.347200
1 Apr 1984 20:19:58.080000
2445813.418000
22 Apr 1984 22:01:55.200000
7.8007.600
QRAG Ramsay1922445795.416600
4 Apr 1984 21:59:54.240000
2449205.440900
5 Aug 1993 22:34:53.760000
8.1007.000
DSD M Swain762446114.318700
17 Feb 1985 19:38:55.680000
2449928.402700
29 Jul 1995 21:39:53.280000
7.8006.800
PONP O'Neill112446370.347200
31 Oct 1985 20:19:58.080000
2446677.413800
3 Sep 1986 21:55:52.320000
7.4006.800
TTT Tanti72446520.302000
30 Mar 1986 19:14:52.800000
2448056.343700
13 Jun 1990 20:14:55.680000
8.1807.100
LVR J Livesey192446660.416600
17 Aug 1986 21:59:54.240000
2446785.305500
20 Dec 1986 19:19:55.200000
7.3706.600
CHAA Chapman172446738.357600
3 Nov 1986 20:34:56.640000
2447465.361100
30 Oct 1988 20:39:59.040000
7.5006.850
GERR J Geddes62446824.424300
28 Jan 1987 22:10:59.520000
2446908.363100
22 Apr 1987 20:42:51.840000
7.5007.000
MJDM J D Price62446902.445800
16 Apr 1987 22:41:57.120000
2447068.345800
29 Sep 1987 20:17:57.120000
7.4006.900
DHTD Herbert212447119.434700
19 Nov 1987 22:25:58.080000
2447314.436100
1 Jun 1988 22:27:59.040000
7.6707.070
TJJ Toone1,4672443928.578000
24 Feb 1979 01:52:19.200000
2460606.296000
22 Oct 2024 19:06:14.400000
8.3006.700
FRWR W Fleet462447183.357600
22 Jan 1988 20:34:56.640000
2448418.463100
10 Jun 1991 23:06:51.840000
8.0006.900
CODD S Conner102447204.506900
13 Feb 1988 00:09:56.160000
2448172.388100
7 Oct 1990 21:18:51.840000
7.5806.730
MVJ W Macvey312447417.409700
12 Sep 1988 21:49:58.080000
2447797.347200
27 Sep 1989 20:19:58.080000
8.4006.620
KUCA Kucinskas172447439.291600
4 Oct 1988 18:59:54.240000
2447508.281200
12 Dec 1988 18:44:55.680000
7.2006.800
JAFJ Fraser122447463.437500
28 Oct 1988 22:30:00.000000
2447615.402700
29 Mar 1989 21:39:53.280000
8.0007.100
POGG Pointer222447953.381900
2 Mar 1990 21:09:56.160000
2449828.436100
20 Apr 1995 22:27:59.040000
8.2007.050
LVRR Livingstone72448137.504800
3 Sep 1990 00:06:54.720000
2448319.368000
3 Mar 1991 20:49:55.200000
7.8007.230
LUBT Lubek362448282.272900
25 Jan 1991 18:32:58.560000
2448984.236800
27 Dec 1992 17:40:59.520000
8.0506.800
JSDJ S Day2062448702.370100
20 Mar 1992 20:52:56.640000
2454653.291000
5 Jul 2008 18:59:02.400000
8.1007.000
EYUE Yusuf82448835.452700
31 Jul 1992 22:51:53.280000
2449216.392300
16 Aug 1993 21:24:54.720000
7.9007.100
CLMM Clarke412449013.340200
25 Jan 1993 20:09:53.280000
2449712.333000
25 Dec 1994 19:59:31.200000
8.1007.000
RAMR A Marriott42449058.445100
11 Mar 1993 22:40:56.640000
2449077.534000
31 Mar 1993 00:48:57.600000
7.5007.120
NBRN Britton152449230.409000
30 Aug 1993 21:48:57.600000
2449635.318700
9 Oct 1994 19:38:55.680000
8.1506.900
BHGB H Granslo22450534.550000
27 Mar 1997 01:12:00.000000
2450857.280000
12 Feb 1998 18:43:12.000000
7.5007.300
ARBA R Baransky52450605.400000
5 Jun 1997 21:36:00.000000
2450628.500000
29 Jun 1997 00:00:00.000000
7.1006.800
VGMV G Mormyl292450748.100000
26 Oct 1997 14:24:00.000000
2450874.300000
1 Mar 1998 19:12:00.000000
7.2006.900
DTD Stott732450816.268000
2 Jan 1998 18:25:55.200000
2451176.234000
28 Dec 1998 17:36:57.600000
7.3707.050
SJOS Johnston262450817.406200
3 Jan 1998 21:44:55.680000
2451541.319400
28 Dec 1999 19:39:56.160000
7.5606.900
NCM J Nicholls42451035.411800
9 Aug 1998 21:52:59.520000
2451278.422200
9 Apr 1999 22:07:58.080000
7.6006.700
AJJA J Johnston742451189.437500
10 Jan 1999 22:30:00.000000
2453141.438900
15 May 2004 22:32:00.960000
7.5006.900
TIHT Hoare42451605.361800
1 Mar 2000 20:40:59.520000
2451705.488800
9 Jun 2000 23:43:52.320000
7.2506.900
PJCP J Charleton942451623.368000
19 Mar 2000 20:49:55.200000
2453002.448600
28 Dec 2003 22:45:59.040000
7.8006.800
FARJ Farrer12451633.377000
29 Mar 2000 21:02:52.800000
2451633.377000
29 Mar 2000 21:02:52.800000
7.0007.000
-SKG Stefanopoulos382451780.336100
23 Aug 2000 20:03:59.040000
2455600.865000
8 Feb 2011 08:45:36.000000
8.1007.100
HBM A Hather502451881.380500
2 Dec 2000 21:07:55.200000
2452363.465300
29 Mar 2002 23:10:01.920000
7.6006.900
AXC M Allen52454510.326400
13 Feb 2008 19:50:00.960000
2455840.318800
5 Oct 2011 19:39:04.320000
8.0007.300
SIMJ Simpson42454800.493700
29 Nov 2008 23:50:55.680000
2454909.430600
18 Mar 2009 22:20:03.840000
7.7007.200
GAVD Gavine3092451923.430600
13 Jan 2001 22:20:03.840000
2458628.438000
24 May 2019 22:30:43.200000
8.1006.900
GJR J Godden392451935.465300
25 Jan 2001 23:10:01.920000
2455085.378000
10 Sep 2009 21:04:19.200000
7.9007.100
BJB J Beesley112454734.485400
24 Sep 2008 23:38:58.560000
2455477.479200
7 Oct 2010 23:30:02.880000
8.1006.800
LMCL McCalman662452323.395800
17 Feb 2002 21:29:57.120000
2453716.441000
11 Dec 2005 22:35:02.400000
8.0006.800
NFN A Foster382455329.395800
12 May 2010 21:29:57.120000
2456649.322000
22 Dec 2013 19:43:40.800000
8.0006.700
BMDB MacDonald32455645.399300
24 Mar 2011 21:34:59.520000
2455663.484700
11 Apr 2011 23:37:58.080000
7.6007.200
BEL K Brundle3922455474.672200
5 Oct 2010 04:07:58.080000
2460577.349000
23 Sep 2024 20:22:33.600000
8.3007.000
BMBB MacDonald92455942.441000
15 Jan 2012 22:35:02.400000
2456074.577800
27 May 2012 01:52:01.920000
7.6007.200
BARM Barrett742456414.400000
1 May 2013 21:36:00.000000
2460532.410000
9 Aug 2024 21:50:24.000000
8.5006.500
CPMC Mann22456335.453000
11 Feb 2013 22:52:19.200000
2456792.441000
14 May 2014 22:35:02.400000
7.4007.200
MZI Miller52442428.545000
16 Jan 1975 01:04:48.000000
2442457.486000
13 Feb 1975 23:39:50.400000
7.2006.900
GORR Gordon32454337.875000
25 Aug 2007 09:00:00.000000
2454441.913000
7 Dec 2007 09:54:43.200000
7.9007.600
AJWA J Wilson92456735.335000
18 Mar 2014 20:02:24.000000
2457070.370000
16 Feb 2015 20:52:48.000000
7.9007.200
RPER Pearce2702456809.494000
31 May 2014 23:51:21.600000
2460610.301000
26 Oct 2024 19:13:26.400000
8.4006.700
PBOP Bishop22457127.381944
14 Apr 2015 21:09:59.961600
2457143.391667
30 Apr 2015 21:24:00.028800
7.1006.800
TVAT Vale532457152.519000
10 May 2015 00:27:21.600000
2460364.606000
24 Feb 2024 02:32:38.400000
8.1006.700
NWHN White202457159.479000
16 May 2015 23:29:45.600000
2457521.424000
12 May 2016 22:10:33.600000
7.8006.900
TLHT L Heywood1392457573.465000
3 Jul 2016 23:09:36.000000
2460232.753000
15 Oct 2023 06:04:19.200000
8.3007.600
CMYM Crook22457694.305000
1 Nov 2016 19:19:12.000000
2457713.263000
20 Nov 2016 18:18:43.200000
6.8006.700
SWD R B Saw22440288.500000
8 Mar 1969 00:00:00.000000
2440308.500000
28 Mar 1969 00:00:00.000000
7.2007.100
BMUJ Muirden22440286.300000
5 Mar 1969 19:12:00.000000
2440302.600000
22 Mar 1969 02:24:00.000000
7.4007.200
JLM L Joslin52458229.416600
20 Apr 2018 21:59:54.240000
2458267.432600
28 May 2018 22:22:56.640000
7.0006.900
GPFG Fleming372458871.413030
22 Jan 2020 21:54:45.792000
2460400.372170
30 Mar 2024 20:55:55.488000
8.0106.975
IWTI L Walton12458931.391670
22 Mar 2020 21:24:00.288000
2458931.391670
22 Mar 2020 21:24:00.288000
7.7107.710
KGFK Griffiths22458968.681000
29 Apr 2020 04:20:38.400000
2458990.392000
20 May 2020 21:24:28.800000
8.0008.000
STWS T Wanstall82449453.364000
10 Apr 1994 20:44:09.600000
2449514.446000
10 Jun 1994 22:42:14.400000
8.0007.400
CWSC Watkins8172459540.710775
22 Nov 2021 05:03:30.960000
2460527.399971
4 Aug 2024 21:35:57.494400
7.9246.782
DNND Nicholson22459621.391000
10 Feb 2022 21:23:02.400000
2459637.417000
26 Feb 2022 22:00:28.800000
7.7007.400
NMCC Newman72459633.403000
22 Feb 2022 21:40:19.200000
2459758.480000
27 Jun 2022 23:31:12.000000
7.5007.100
DHSD Hale-Sutton112459690.383000
20 Apr 2022 21:11:31.200000
2460565.474000
11 Sep 2024 23:22:33.600000
7.8006.900
DBSD Dobbs22459858.338000
5 Oct 2022 20:06:43.200000
2459870.311000
17 Oct 2022 19:27:50.400000
7.5007.500
JCHJ Hilder12460586.375000
2 Oct 2024 21:00:00.000000
2460586.375000
2 Oct 2024 21:00:00.000000
7.6007.600