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Total observations: | 15,555 | Minimum magnitude: | 14.500 | Maximum magnitude: | 6.600 | ||
First observation: | JD 2420158.000000 | \ | 25 Jan 1914 12:00:00.000000 UT | Latest observation: | JD 2460615.282000 | \ | 31 Oct 2024 18:46:04.800000 UT |
Observation Method | Number of Observations |
---|---|
Visual | 15,401 |
CCD | 120 |
DSLR | 20 |
CMOS | 14 |
Observer Id | Observer Name | Number of Observations | First Observation JD / UT | Latest Observation JD / UT | Minimum Magnitude | Maximum Magnitude |
---|---|---|---|---|---|---|
GBL | G B Lacchini | 51 | 2420158.000000 25 Jan 1914 12:00:00.000000 | 2421154.000000 17 Oct 1916 12:00:00.000000 | 12.580 | 7.380 |
BCX | A B Burbeck | 18 | 2420227.000000 4 Apr 1914 12:00:00.000000 | 2421208.000000 10 Dec 1916 12:00:00.000000 | 11.990 | 7.400 |
BC | C L Brook | 6 | 2420267.000000 14 May 1914 12:00:00.000000 | 2420709.500000 31 Jul 1915 00:00:00.000000 | 12.680 | 8.610 |
BH | C F Butterworth | 2,202 | 2420303.000000 19 Jun 1914 12:00:00.000000 | 2430077.300000 23 Mar 1941 19:12:00.000000 | 13.300 | 7.200 |
HTH | H Thomson | 99 | 2420306.000000 22 Jun 1914 12:00:00.000000 | 2422458.000000 13 May 1920 12:00:00.000000 | 13.280 | 7.500 |
ADX | H B Adames | 119 | 2420400.000000 24 Sep 1914 12:00:00.000000 | 2423363.000000 4 Nov 1922 12:00:00.000000 | 12.530 | 7.800 |
CHX | E K Church | 23 | 2420540.500000 12 Feb 1915 00:00:00.000000 | 2421508.000000 6 Oct 1917 12:00:00.000000 | 12.380 | 7.700 |
TMX | A Thom | 53 | 2420543.500000 15 Feb 1915 00:00:00.000000 | 2422673.000000 14 Dec 1920 12:00:00.000000 | 12.280 | 8.200 |
GA | W T Gayfer | 16 | 2420757.500000 17 Sep 1915 00:00:00.000000 | 2434655.400000 4 Oct 1953 21:36:00.000000 | 11.500 | 8.300 |
WO | H Whichello | 334 | 2420954.000000 31 Mar 1916 12:00:00.000000 | 2428018.500000 4 Aug 1935 00:00:00.000000 | 12.780 | 7.800 |
D | F De Roy | 527 | 2421012.000000 28 May 1916 12:00:00.000000 | 2427803.000000 31 Dec 1934 12:00:00.000000 | 12.980 | 7.380 |
BN | A N Brown | 737 | 2421662.000000 9 Mar 1918 12:00:00.000000 | 2427716.000000 5 Oct 1934 12:00:00.000000 | 12.880 | 7.480 |
ABX | A Brun | 127 | 2422042.000000 24 Mar 1919 12:00:00.000000 | 2423045.000000 21 Dec 1921 12:00:00.000000 | 12.900 | 8.100 |
CA | R G Chandra | 127 | 2422994.000000 31 Oct 1921 12:00:00.000000 | 2429599.400000 1 Dec 1939 21:36:00.000000 | 13.000 | 7.500 |
CO | E H Collinson | 45 | 2423318.000000 20 Sep 1922 12:00:00.000000 | 2423844.000000 28 Feb 1924 12:00:00.000000 | 11.560 | 8.210 |
LI | W M Lindley | 191 | 2423429.000000 9 Jan 1923 12:00:00.000000 | 2433592.500000 7 Nov 1950 00:00:00.000000 | 12.900 | 7.170 |
RDV | V Reynolds | 38 | 2423472.000000 21 Feb 1923 12:00:00.000000 | 2424466.000000 11 Nov 1925 12:00:00.000000 | 12.780 | 8.320 |
WFH | W F H Waterfield | 3 | 2424678.000000 11 Jun 1926 12:00:00.000000 | 2424704.000000 7 Jul 1926 12:00:00.000000 | 9.200 | 7.910 |
LH | A W Lane-Hall | 201 | 2425408.000000 10 Jun 1928 12:00:00.000000 | 2427515.000000 18 Mar 1934 12:00:00.000000 | 12.780 | 7.170 |
HA | G P B Hallowes | 48 | 2425503.000000 13 Sep 1928 12:00:00.000000 | 2426626.000000 11 Oct 1931 12:00:00.000000 | 13.200 | 7.900 |
HL | F M Holborn | 789 | 2426683.000000 7 Dec 1931 12:00:00.000000 | 2437046.400000 21 Apr 1960 21:36:00.000000 | 14.000 | 7.380 |
RW | G O Rawstron | 9 | 2427393.000000 16 Nov 1933 12:00:00.000000 | 2427544.000000 16 Apr 1934 12:00:00.000000 | 12.350 | 8.100 |
HV | P Harvey | 132 | 2428025.500000 11 Aug 1935 00:00:00.000000 | 2429961.400000 27 Nov 1940 21:36:00.000000 | 12.690 | 7.840 |
CX | H W Cox | 124 | 2428827.400000 20 Oct 1937 21:36:00.000000 | 2432185.400000 30 Dec 1946 21:36:00.000000 | 12.650 | 7.800 |
CZ | L A Cox | 10 | 2428827.400000 20 Oct 1937 21:36:00.000000 | 2428883.500000 16 Dec 1937 00:00:00.000000 | 9.350 | 8.050 |
KT | N F H Knight | 67 | 2429275.500000 12 Jan 1939 00:00:00.000000 | 2445284.300000 10 Nov 1982 19:12:00.000000 | 12.900 | 7.760 |
BZ | J R Bazin | 127 | 2431605.400000 29 May 1945 21:36:00.000000 | 2434098.400000 26 Mar 1952 21:36:00.000000 | 12.530 | 7.670 |
WL | H Wildey | 27 | 2431694.400000 26 Aug 1945 21:36:00.000000 | 2432830.400000 5 Oct 1948 21:36:00.000000 | 13.100 | 7.610 |
PD | C A Padgham | 18 | 2431845.400000 24 Jan 1946 21:36:00.000000 | 2432834.300000 9 Oct 1948 19:12:00.000000 | 12.590 | 7.870 |
FR | J Friends | 181 | 2433741.500000 5 Apr 1951 00:00:00.000000 | 2439381.500000 13 Sep 1966 00:00:00.000000 | 12.400 | 7.740 |
RO | F A Roper | 398 | 2433800.500000 3 Jun 1951 00:00:00.000000 | 2438393.300000 29 Dec 1963 19:12:00.000000 | 13.600 | 6.970 |
GR | R F Griffin | 195 | 2434593.400000 3 Aug 1953 21:36:00.000000 | 2435807.400000 29 Nov 1956 21:36:00.000000 | 13.500 | 7.560 |
HN | J E C Hern | 11 | 2434710.400000 28 Nov 1953 21:36:00.000000 | 2434749.500000 7 Jan 1954 00:00:00.000000 | 12.510 | 8.220 |
JO | H Joy | 1 | 2434986.400000 31 Aug 1954 21:36:00.000000 | 2434986.400000 31 Aug 1954 21:36:00.000000 | 11.990 | 11.990 |
GL | J S Glasby | 107 | 2437193.400000 15 Sep 1960 21:36:00.000000 | 2438395.300000 31 Dec 1963 19:12:00.000000 | 12.490 | 7.980 |
LV | R J Livesey | 428 | 2437349.500000 19 Feb 1961 00:00:00.000000 | 2443160.300000 16 Jan 1977 19:12:00.000000 | 12.900 | 7.460 |
SW | D R B Saw | 531 | 2439050.500000 17 Oct 1965 00:00:00.000000 | 2443776.400000 24 Sep 1978 21:36:00.000000 | 13.300 | 7.590 |
GN | A Grayson | 62 | 2439612.500000 2 May 1967 00:00:00.000000 | 2440103.400000 3 Sep 1968 21:36:00.000000 | 12.280 | 8.120 |
IS | J E Isles | 38 | 2439946.400000 30 Mar 1968 21:36:00.000000 | 2447829.265900 29 Oct 1989 18:22:53.760000 | 11.140 | 7.920 |
HI | G P Hawkins | 136 | 2439957.400000 10 Apr 1968 21:36:00.000000 | 2442047.400000 30 Dec 1973 21:36:00.000000 | 12.900 | 7.880 |
BU | S F Burch | 116 | 2441262.300000 6 Nov 1971 19:12:00.000000 | 2442406.300000 24 Dec 1974 19:12:00.000000 | 13.400 | 7.600 |
YO | P J Young | 96 | 2441468.500000 31 May 1972 00:00:00.000000 | 2442047.300000 30 Dec 1973 19:12:00.000000 | 13.700 | 8.150 |
BT | G K Broadbent | 111 | 2441894.500000 31 Jul 1973 00:00:00.000000 | 2443111.300000 28 Nov 1976 19:12:00.000000 | 13.310 | 7.550 |
BP | J A Bailey | 44 | 2441916.400000 21 Aug 1973 21:36:00.000000 | 2442652.500000 28 Aug 1975 00:00:00.000000 | 12.690 | 7.920 |
PO | A K Porter | 24 | 2441973.400000 17 Oct 1973 21:36:00.000000 | 2442713.400000 27 Oct 1975 21:36:00.000000 | 13.500 | 7.440 |
HY | P W Hornby | 5 | 2441974.500000 19 Oct 1973 00:00:00.000000 | 2442308.400000 17 Sep 1974 21:36:00.000000 | 13.300 | 8.460 |
TL | S Taylor | 9 | 2442082.500000 4 Feb 1974 00:00:00.000000 | 2442364.300000 12 Nov 1974 19:12:00.000000 | 9.140 | 7.300 |
MM | I A Middlemist | 222 | 2442212.500000 14 Jun 1974 00:00:00.000000 | 2448986.274300 29 Dec 1992 18:34:59.520000 | 12.900 | 7.500 |
MX | L R Matthews | 9 | 2442240.400000 11 Jul 1974 21:36:00.000000 | 2442544.400000 11 May 1975 21:36:00.000000 | 12.280 | 8.450 |
BS | T Brelstaff | 54 | 2442247.500000 19 Jul 1974 00:00:00.000000 | 2443777.400000 25 Sep 1978 21:36:00.000000 | 9.980 | 7.380 |
AD | S J Anderson | 1 | 2442312.400000 21 Sep 1974 21:36:00.000000 | 2442312.400000 21 Sep 1974 21:36:00.000000 | 13.100 | 13.100 |
BJ | B J Beesley | 157 | 2442419.600000 7 Jan 1975 02:24:00.000000 | 2455531.698600 1 Dec 2010 04:45:59.040000 | 13.600 | 7.420 |
XC | A Connell | 30 | 2442657.500000 2 Sep 1975 00:00:00.000000 | 2443121.300000 8 Dec 1976 19:12:00.000000 | 12.510 | 8.270 |
HP | M A Hapgood | 2 | 2442798.300000 20 Jan 1976 19:12:00.000000 | 2442805.300000 27 Jan 1976 19:12:00.000000 | 7.950 | 7.950 |
SP | G H Spalding | 17 | 2442798.300000 20 Jan 1976 19:12:00.000000 | 2443260.400000 26 Apr 1977 21:36:00.000000 | 12.150 | 8.220 |
DT | D Stott | 758 | 2442817.300000 8 Feb 1976 19:12:00.000000 | 2448038.437500 26 May 1990 22:30:00.000000 | 14.100 | 7.480 |
PI | R D Pickard | 31 | 2442839.400000 1 Mar 1976 21:36:00.000000 | 2445769.300000 9 Mar 1984 19:12:00.000000 | 13.420 | 8.380 |
GJ | R J Godden | 89 | 2442922.500000 24 May 1976 00:00:00.000000 | 2445559.600000 13 Aug 1983 02:24:00.000000 | 13.600 | 7.670 |
RT | D A Rothery | 1 | 2443016.500000 26 Aug 1976 00:00:00.000000 | 2443016.500000 26 Aug 1976 00:00:00.000000 | 12.540 | 12.540 |
WV | P B Withers | 840 | 2443075.400000 23 Oct 1976 21:36:00.000000 | 2460532.471000 9 Aug 2024 23:18:14.400000 | 14.000 | 6.600 |
HO | A J Hollis | 15 | 2443085.400000 2 Nov 1976 21:36:00.000000 | 2443847.300000 4 Dec 1978 19:12:00.000000 | 12.690 | 7.920 |
GC | G A V Coady | 106 | 2443151.300000 7 Jan 1977 19:12:00.000000 | 2449716.673600 30 Dec 1994 04:09:59.040000 | 13.370 | 7.590 |
FJ | K C H Fisher | 9 | 2443421.400000 4 Oct 1977 21:36:00.000000 | 2443485.300000 7 Dec 1977 19:12:00.000000 | 13.580 | 10.840 |
WH | P J Wheeler | 257 | 2443567.400000 27 Feb 1978 21:36:00.000000 | 2447860.336800 29 Nov 1989 20:04:59.520000 | 13.100 | 7.590 |
AG | S W Albrighton | 128 | 2443746.400000 25 Aug 1978 21:36:00.000000 | 2459594.344000 14 Jan 2022 20:15:21.600000 | 13.800 | 7.590 |
PB | M Peel | 12 | 2443746.500000 26 Aug 1978 00:00:00.000000 | 2444265.400000 26 Jan 1980 21:36:00.000000 | 12.890 | 7.760 |
KJ | S J Kay | 51 | 2443774.600000 23 Sep 1978 02:24:00.000000 | 2444913.400000 4 Nov 1981 21:36:00.000000 | 13.100 | 7.630 |
EJ | J W L Ells | 31 | 2443821.400000 8 Nov 1978 21:36:00.000000 | 2445815.400000 24 Apr 1984 21:36:00.000000 | 14.500 | 7.480 |
RHF | R B I Fraser | 1 | 2443996.500000 3 May 1979 00:00:00.000000 | 2443996.500000 3 May 1979 00:00:00.000000 | 10.810 | 10.810 |
GD | M J Gainsford | 685 | 2444165.400000 18 Oct 1979 21:36:00.000000 | 2455634.327000 13 Mar 2011 19:50:52.800000 | 13.900 | 6.870 |
FF | H Feijth | 25 | 2444609.500000 5 Jan 1981 00:00:00.000000 | 2444966.400000 27 Dec 1981 21:36:00.000000 | 13.200 | 7.590 |
AQ | S Allmand | 23 | 2444818.400000 1 Aug 1981 21:36:00.000000 | 2446429.233300 29 Dec 1985 17:35:57.120000 | 10.720 | 7.480 |
XE | A T A Bueno | 21 | 2444986.800000 17 Jan 1982 07:12:00.000000 | 2445665.700000 27 Nov 1983 04:48:00.000000 | 14.000 | 7.500 |
OT | S Hoste | 4 | 2445023.400000 22 Feb 1982 21:36:00.000000 | 2445084.400000 24 Apr 1982 21:36:00.000000 | 12.600 | 10.300 |
KS | N S Kiernan | 11 | 2445293.600000 20 Nov 1982 02:24:00.000000 | 2446066.490000 31 Dec 1984 23:45:36.000000 | 12.100 | 9.570 |
DR | R C Dryden | 1,021 | 2445384.400000 18 Feb 1983 21:36:00.000000 | 2460308.303000 29 Dec 2023 19:16:19.200000 | 14.000 | 7.500 |
CH | R H Chambers | 1 | 2445739.600000 9 Feb 1984 02:24:00.000000 | 2445739.600000 9 Feb 1984 02:24:00.000000 | 12.030 | 12.030 |
CM | M Currie | 1 | 2445919.600000 7 Aug 1984 02:24:00.000000 | 2445919.600000 7 Aug 1984 02:24:00.000000 | 10.640 | 10.640 |
HD | D R Hartley | 14 | 2445966.300000 22 Sep 1984 19:12:00.000000 | 2446066.300000 31 Dec 1984 19:12:00.000000 | 12.900 | 7.920 |
HDI | I Howard-Duff | 21 | 2446076.364500 10 Jan 1985 20:44:52.800000 | 2446527.433300 6 Apr 1986 22:23:57.120000 | 12.280 | 8.610 |
ZK | M A Brookes | 20 | 2446120.419400 23 Feb 1985 22:03:56.160000 | 2446429.289500 29 Dec 1985 18:56:52.800000 | 12.750 | 6.620 |
TJ | J Toone | 1,497 | 2445708.263000 8 Jan 1984 18:18:43.200000 | 2460615.282000 31 Oct 2024 18:46:04.800000 | 14.000 | 7.600 |
TY | M D Taylor | 6 | 2447198.289500 6 Feb 1988 18:56:52.800000 | 2453739.304000 3 Jan 2006 19:17:45.600000 | 12.700 | 8.300 |
HF | G M Hurst | 1 | 2447198.337500 6 Feb 1988 20:06:00.000000 | 2447198.337500 6 Feb 1988 20:06:00.000000 | 12.180 | 12.180 |
CPJ | C P Jones | 4 | 2447556.375600 29 Jan 1989 21:00:51.840000 | 2454033.339600 24 Oct 2006 20:09:01.440000 | 9.200 | 8.400 |
FRW | R W Fleet | 4 | 2448036.486100 24 May 1990 23:39:59.040000 | 2448087.499300 14 Jul 1990 23:58:59.520000 | 13.420 | 10.500 |
DGL | D Gill | 78 | 2449652.390200 26 Oct 1994 21:21:53.280000 | 2451380.466600 20 Jul 1999 23:11:54.240000 | 12.900 | 7.380 |
SAL | G W Salmon | 11 | 2450035.369400 13 Nov 1995 20:51:56.160000 | 2450191.422900 17 Apr 1996 22:08:58.560000 | 12.900 | 7.670 |
RJB | R J Bouma | 110 | 2450209.400000 5 May 1996 21:36:00.000000 | 2451901.400000 22 Dec 2000 21:36:00.000000 | 13.000 | 7.800 |
BHG | B H Granslo | 41 | 2450476.370000 27 Jan 1997 20:52:48.000000 | 2451305.490000 6 May 1999 23:45:36.000000 | 12.700 | 7.900 |
VP | P Veleshchuk | 37 | 2450517.300000 9 Mar 1997 19:12:00.000000 | 2450746.300000 24 Oct 1997 19:12:00.000000 | 11.500 | 7.500 |
ARB | A R Baransky | 1 | 2450540.500000 2 Apr 1997 00:00:00.000000 | 2450540.500000 2 Apr 1997 00:00:00.000000 | 8.500 | 8.500 |
MGL | M Glennon | 11 | 2452197.034900 14 Oct 2001 12:50:15.360000 | 2452582.516700 4 Nov 2002 00:24:02.880000 | 12.800 | 8.600 |
HWM | H W McGee | 1 | 2452369.368100 4 Apr 2002 20:50:03.840000 | 2452369.368100 4 Apr 2002 20:50:03.840000 | 12.000 | 12.000 |
-SK | G Stefanopoulos | 2 | 2452293.355600 18 Jan 2002 20:32:03.840000 | 2452306.298600 31 Jan 2002 19:09:59.040000 | 8.300 | 8.100 |
AX | C M Allen | 72 | 2453991.345800 12 Sep 2006 20:17:57.120000 | 2456159.368700 19 Aug 2012 20:50:55.680000 | 13.500 | 7.800 |
CPM | C Mann | 2 | 2454758.471500 18 Oct 2008 23:18:57.600000 | 2456332.315000 8 Feb 2013 19:33:36.000000 | 10.100 | 7.800 |
BCP | C D Beech | 55 | 2454837.357600 5 Jan 2009 20:34:56.640000 | 2457840.434180 27 Mar 2017 22:25:13.152000 | 12.400 | 8.200 |
NF | N A Foster | 28 | 2455237.397900 9 Feb 2010 21:32:58.560000 | 2456657.255000 30 Dec 2013 18:07:12.000000 | 12.300 | 7.600 |
ISM | I S Megson | 20 | 2453934.447000 17 Jul 2006 22:43:40.800000 | 2454058.275050 18 Nov 2006 18:36:04.320000 | 11.873 | 8.890 |
HUL | V Hull | 4 | 2456395.401000 12 Apr 2013 21:37:26.400000 | 2457338.687300 12 Nov 2015 04:29:42.720000 | 12.400 | 10.100 |
SAW | E W Sawyer | 1 | 2456686.594000 29 Jan 2014 02:15:21.600000 | 2456686.594000 29 Jan 2014 02:15:21.600000 | 11.600 | 11.600 |
TVA | T Vale | 20 | 2456923.448000 22 Sep 2014 22:45:07.200000 | 2457971.467000 5 Aug 2017 23:12:28.800000 | 13.800 | 7.700 |
QM | T Markham | 4 | 2457016.587000 25 Dec 2014 02:05:16.800000 | 2457307.580000 12 Oct 2015 01:55:12.000000 | 8.900 | 7.900 |
PGA | P G Abel | 11 | 2457597.475694 27 Jul 2016 23:24:59.961600 | 2460394.359720 24 Mar 2024 20:37:59.808000 | 12.300 | 7.600 |
RPE | R Pearce | 6 | 2457836.372000 23 Mar 2017 20:55:40.800000 | 2459662.424000 23 Mar 2022 22:10:33.600000 | 12.300 | 8.300 |
JL | M L Joslin | 19 | 2458378.459000 16 Sep 2018 23:00:57.600000 | 2459972.312900 27 Jan 2023 19:30:34.560000 | 13.100 | 7.900 |
JTS | J T Screech | 20 | 2458125.254963 6 Jan 2018 18:07:08.803200 | 2458425.254850 2 Nov 2018 18:06:59.040000 | 12.447 | 7.878 |
GPF | G Fleming | 47 | 2458593.427710 19 Apr 2019 22:15:54.144000 | 2460325.418390 15 Jan 2024 22:02:28.896000 | 13.078 | 7.848 |
IWT | I L Walton | 12 | 2459112.746490 20 Sep 2020 05:54:56.736000 | 2460533.705450 11 Aug 2024 04:55:50.880000 | 13.747 | 8.678 |
IW | W J Worraker | 1 | 2460258.315000 9 Nov 2023 19:33:36.000000 | 2460258.315000 9 Nov 2023 19:33:36.000000 | 8.500 | 8.500 |