Observation by James Weightman: W UMi : Algol Type Variable

Uploaded by

James Weightman

Observer

James Weightman

Observed

2026 Oct 03 - 20:00

Uploaded

2026 Oct 03 - 21:32

Equipment

Seestar S30 Equatorial Mode

Exposure

2, 5 minutes each

Location

Cirencester, Glos, UK

Target name

W UMi

Title

W UMi : Algol Type Variable

About this image

Attempt to show the approximate 8 to 9 magnitude over 40 hours range of this Algol type eclipsing variable. Comparison star magnitudes from AAVSO chart. AAVSO site also provided eclipse timing.

Files associated with this observation

WUmi_jw.gif (491.1 kB)

Like this image

Callum Potter, Mike Harlow

Comments

Mike Harlow, 2026 Oct 04 - 07:07 UTC

Very nice. You may know this but there is a great website that gives future eclipse times for eclipsing binaries at: Up-to-date ephemerides of eclipsing binary stars (Hugh Allen put me on to this a few years ago).

Mike.

[Ref: J.M. Kreiner, 2004, Acta Astronomica, vol. 54, pp 207-210]

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