BAA Logo British Astronomical Association
Supporting amateur astronomers since 1890
BAAVSS Logo Home Login
Help

Observation Summary for Variable Star TZ Boo

Total observations:9,111Minimum magnitude: 11.031Maximum magnitude: 9.220
First observation:JD 2453149.457546\23 May 2004 22:58:51.974400 UTLatest observation:JD 2461155.648796\25 Apr 2026 03:34:15.974400 UT
Observation MethodNumber of Observations
CCD9,069
DSLR42

Back to Basic Summary

Summary by Stars

Observer IdObserver NameNumber of ObservationsFirst Observation JD / UTLatest Observation JD / UTMinimum MagnitudeMaximum Magnitude
PIR D Pickard4952453149.457546
23 May 2004 22:58:51.974400
2453508.413541
17 May 2005 21:55:29.942400
11.0319.220
JTSJ T Screech7,9952457571.416830
1 Jul 2016 22:00:14.112000
2461155.648796
25 Apr 2026 03:34:15.974400
10.93410.398
TVAT Vale6212459322.394000
17 Apr 2021 21:27:21.600000
2461139.583000
9 Apr 2026 01:59:31.200000
10.93110.485