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Observation Summary for Variable Star XY LYR

Total observations:5,673Minimum magnitude: 7.200Maximum magnitude: 5.100
First observation:JD 2440308.649000\28 Mar 1969 03:34:33.600000 UTLatest observation:JD 2460626.278000\11 Nov 2024 18:40:19.200000 UT
Observation MethodNumber of Observations
Visual5,496
CCD1
PEP176

Back to Basic Summary

Summary by Stars

Observer IdObserver NameNumber of ObservationsFirst Observation JD / UTLatest Observation JD / UTMinimum MagnitudeMaximum Magnitude
HHI D Howarth102440961.300000
9 Jan 1971 19:12:00.000000
2441162.500000
30 Jul 1971 00:00:00.000000
6.2205.860
JJC J Jackson22440965.300000
13 Jan 1971 19:12:00.000000
2440977.300000
25 Jan 1971 19:12:00.000000
6.2606.210
ASA L Smith82440965.300000
13 Jan 1971 19:12:00.000000
2441245.400000
20 Oct 1971 21:36:00.000000
6.4106.210
EDK J England182440965.800000
14 Jan 1971 07:12:00.000000
2441180.400000
16 Aug 1971 21:36:00.000000
6.3105.760
FOA E J Forno22440971.300000
19 Jan 1971 19:12:00.000000
2441231.400000
6 Oct 1971 21:36:00.000000
5.9305.890
RDD W Robinson372440971.600000
20 Jan 1971 02:24:00.000000
2441497.500000
29 Jun 1972 00:00:00.000000
6.1705.660
CPP R Clayton142440986.300000
3 Feb 1971 19:12:00.000000
2441656.300000
4 Dec 1972 19:12:00.000000
6.2205.890
UPD A Pickup72441004.600000
22 Feb 1971 02:24:00.000000
2441140.400000
7 Jul 1971 21:36:00.000000
6.2405.740
HCC Henshaw452441004.700000
22 Feb 1971 04:48:00.000000
2441650.300000
28 Nov 1972 19:12:00.000000
6.6105.760
GHT Gough82441032.500000
22 Mar 1971 00:00:00.000000
2441564.600000
4 Sep 1972 02:24:00.000000
6.5005.690
VJJ D Wise112441053.400000
11 Apr 1971 21:36:00.000000
2441239.400000
14 Oct 1971 21:36:00.000000
6.2105.860
JPJ P Harper112441053.500000
12 Apr 1971 00:00:00.000000
2441253.400000
28 Oct 1971 21:36:00.000000
6.1005.890
ISJ E Isles512440308.649000
28 Mar 1969 03:34:33.600000
2447853.190900
22 Nov 1989 16:34:53.760000
6.3005.560
BLOM Long32441139.500000
7 Jul 1971 00:00:00.000000
2441161.600000
29 Jul 1971 02:24:00.000000
6.5006.130
FMV J Freeman32441143.500000
11 Jul 1971 00:00:00.000000
2441279.400000
23 Nov 1971 21:36:00.000000
6.1606.020
GEA Gardner122441158.500000
26 Jul 1971 00:00:00.000000
2445625.315200
17 Oct 1983 19:33:53.280000
6.4205.880
QAP Quadt282441169.600000
6 Aug 1971 02:24:00.000000
2441654.500000
3 Dec 1972 00:00:00.000000
6.1205.760
GOA Good62441180.400000
16 Aug 1971 21:36:00.000000
2441252.300000
27 Oct 1971 19:12:00.000000
6.4205.870
NOD J Northwood62441226.400000
1 Oct 1971 21:36:00.000000
2441278.400000
22 Nov 1971 21:36:00.000000
6.2005.900
OSA J Shorten122441230.300000
5 Oct 1971 19:12:00.000000
2441405.400000
28 Mar 1972 21:36:00.000000
6.3105.870
CMM Currie292441231.300000
6 Oct 1971 19:12:00.000000
2441682.500000
31 Dec 1972 00:00:00.000000
6.3105.760
PMM Poxon192441415.400000
7 Apr 1972 21:36:00.000000
2441683.300000
31 Dec 1972 19:12:00.000000
6.2105.560
HYP W Hornby92441460.500000
23 May 1972 00:00:00.000000
2441655.200000
3 Dec 1972 16:48:00.000000
6.3205.890
HFG M Hurst42441561.400000
31 Aug 1972 21:36:00.000000
2451190.290900
11 Jan 1999 18:58:53.760000
6.1705.100
WNG Winstanley12441561.500000
1 Sep 1972 00:00:00.000000
2441561.500000
1 Sep 1972 00:00:00.000000
5.9405.940
JBB Jobson82441574.500000
14 Sep 1972 00:00:00.000000
2441655.200000
3 Dec 1972 16:48:00.000000
6.1205.880
MMI A Middlemist1642444615.246500
10 Jan 1981 17:54:57.600000
2451520.236100
7 Dec 1999 17:39:59.040000
6.3105.560
TYM D Taylor682444729.437500
4 May 1981 22:30:00.000000
2448492.489500
23 Aug 1991 23:44:52.800000
6.4405.560
EPB Espey92444745.456200
20 May 1981 22:56:55.680000
2444906.445100
28 Oct 1981 22:40:56.640000
6.0405.940
AXC M Allen482444792.420800
6 Jul 1981 22:05:57.120000
2445140.509000
20 Jun 1982 00:12:57.600000
6.7005.920
ONN M Bone4332445167.465200
16 Jul 1982 23:09:53.280000
2454640.458300
22 Jun 2008 22:59:57.120000
6.3905.390
QMT Markham7892443603.431000
4 Apr 1978 22:20:38.400000
2457546.514000
7 Jun 2016 00:20:09.600000
6.7105.460
NZI P Nartowicz1122445195.399300
13 Aug 1982 21:34:59.520000
2450026.479100
4 Nov 1995 23:29:54.240000
6.3405.280
YMM R Bell142445210.554100
29 Aug 1982 01:17:54.240000
2445268.309000
25 Oct 1982 19:24:57.600000
6.4006.220
KHI H Kennedy22445261.409700
18 Oct 1982 21:49:58.080000
2445267.424300
24 Oct 1982 22:10:59.520000
6.2306.200
IMB J McInnerny42445266.350600
23 Oct 1982 20:24:51.840000
2445290.364500
16 Nov 1982 20:44:52.800000
6.4006.040
VMG Maris2532445292.378400
18 Nov 1982 21:04:53.760000
2447500.322200
4 Dec 1988 19:43:58.080000
6.5005.460
AGS W Albrighton5042445336.225600
1 Jan 1983 17:24:51.840000
2460626.278000
11 Nov 2024 18:40:19.200000
6.8005.900
ZHA Horton92445343.288800
8 Jan 1983 18:55:52.320000
2446372.349300
2 Nov 1985 20:22:59.520000
6.5005.760
JZR D Januszewski52445548.422200
1 Aug 1983 22:07:58.080000
2445870.493700
18 Jun 1984 23:50:55.680000
6.3105.480
HBM A Hather312445739.505500
9 Feb 1984 00:07:55.200000
2446059.272200
24 Dec 1984 18:31:58.080000
6.5005.660
RAKR A Kendall1322445833.409700
12 May 1984 21:49:58.080000
2447142.293000
12 Dec 1987 19:01:55.200000
6.3705.580
HUD Hufton12446569.410400
18 May 1986 21:50:58.560000
2446569.410400
18 May 1986 21:50:58.560000
6.2206.220
UTA Hutchings282446678.380500
4 Sep 1986 21:07:55.200000
2446967.474300
20 Jun 1987 23:22:59.520000
6.4405.850
TJJ Toone1,2952444759.460000
3 Jun 1981 23:02:24.000000
2460606.319000
22 Oct 2024 19:39:21.600000
6.9005.760
BST Brelstaff462447226.545100
6 Mar 1988 01:04:56.640000
2447701.431200
23 Jun 1989 22:20:55.680000
6.0905.840
QRAG Ramsay782447299.458300
17 May 1988 22:59:57.120000
2449247.430500
16 Sep 1993 22:19:55.200000
6.6805.480
HAMM Harris22447644.395800
27 Apr 1989 21:29:57.120000
2447679.434000
1 Jun 1989 22:24:57.600000
5.5605.560
KOUS Koushiappas132447996.430500
14 Apr 1990 22:19:55.200000
2448587.173600
26 Nov 1991 16:09:59.040000
6.2205.860
POGG Pointer272448066.476300
23 Jun 1990 23:25:52.320000
2449588.407600
23 Aug 1994 21:46:56.640000
6.3205.940
LVRR Livingstone82448191.352700
26 Oct 1990 20:27:53.280000
2448508.613800
9 Sep 1991 02:43:52.320000
6.2405.360
EAS J Evans42448756.437500
13 May 1992 22:30:00.000000
2449451.440900
8 Apr 1994 22:34:53.760000
6.3105.940
JSDJ S Day1762448810.436800
6 Jul 1992 22:28:59.520000
2454653.303500
5 Jul 2008 19:17:02.400000
6.5005.660
UNB R M Munden1622448835.463800
31 Jul 1992 23:07:52.320000
2453002.254200
28 Dec 2003 18:06:02.880000
6.3605.480
SGRS G Ridley22448929.295100
2 Nov 1992 19:04:56.640000
2448943.320100
16 Nov 1992 19:40:56.640000
5.9805.900
BIBP Bibbings22449180.446500
11 Jul 1993 22:42:57.600000
2449199.396500
30 Jul 1993 21:30:57.600000
5.8705.760
RLR Billington22449311.347900
19 Nov 1993 20:20:58.560000
2449654.356200
28 Oct 1994 20:32:55.680000
6.1505.980
DKLD K Lloyd22449486.517300
14 May 1994 00:24:54.720000
2449501.510400
29 May 1994 00:14:58.560000
6.2506.170
SJOS Johnston332450848.239500
3 Feb 1998 17:44:52.800000
2451870.854800
22 Nov 2000 08:30:54.720000
6.4005.870
FADM Fadda72451687.384000
22 May 2000 21:12:57.600000
2451813.353470
25 Sep 2000 20:28:59.808000
6.3806.330
BARM Barrett422456419.493000
6 May 2013 23:49:55.200000
2460533.557000
11 Aug 2024 01:22:04.800000
7.1006.000
JJTT Jones152456510.435000
5 Aug 2013 22:26:24.000000
2459472.351390
14 Sep 2021 20:26:00.096000
6.9006.300
DSCD Scanlan302456862.417000
23 Jul 2014 22:00:28.800000
2458099.313000
11 Dec 2017 19:30:43.200000
7.2006.000
JMMJ Meacham932455942.229000
15 Jan 2012 17:29:45.600000
2457916.413000
11 Jun 2017 21:54:43.200000
6.8005.700
TLHT L Heywood1842457573.497000
3 Jul 2016 23:55:40.800000
2460208.351000
20 Sep 2023 20:25:26.400000
6.7005.700
CMYM Crook62457684.307000
22 Oct 2016 19:22:04.800000
2458098.305000
10 Dec 2017 19:19:12.000000
6.0005.700
RPER Pearce182457900.438000
26 May 2017 22:30:43.200000
2460605.346000
21 Oct 2024 20:18:14.400000
6.8006.000
KGFK Griffiths172457925.580000
21 Jun 2017 01:55:12.000000
2459196.294000
12 Dec 2020 19:03:21.600000
6.5006.000
PMUP Mulligan192457992.440000
26 Aug 2017 22:33:36.000000
2458747.411000
20 Sep 2019 21:51:50.400000
6.4006.000
RKHR K Hunt1402458744.354100
17 Sep 2019 20:29:54.240000
2460610.385400
26 Oct 2024 21:14:58.560000
6.5006.000
-SKG Stefanopoulos152458253.415000
14 May 2018 21:57:36.000000
2458337.277000
6 Aug 2018 18:38:52.800000
6.5006.300
RHFR B I Fraser812443278.448000
14 May 1977 22:45:07.200000
2445922.540000
10 Aug 1984 00:57:36.000000
6.4005.800
DBSD Dobbs82459803.427000
11 Aug 2022 22:14:52.800000
2459873.302000
20 Oct 2022 19:14:52.800000
6.4006.000
WEKK West1762449982.381300
21 Sep 1995 21:09:04.320000
2451816.424300
28 Sep 2000 22:10:59.520000
6.4005.690