Notes

Approximate positions of the Sun, part 2: rising, setting and twilight times

2020-07-22 — 0 Comments

Notes

Approximate positions of the Sun, part 1: maximum and minimum altitude

2020-07-16 — 1 Comment

Observations

Venus occultation by the Moon, 2020-06-19

2020-06-19 — 0 Comments

Notes

Sun and Venus, with Hyades in background

2020-05-30 — 0 Comments

Notes

Sun with Pleiades in the background

2020-05-18 — 0 Comments

Equipment

An old new mirror

2020-05-16 — 0 Comments

Notes

A few things to consider when starting in amateur astronomy

2020-05-09 — 3 Comments

Notes

R CrB is back!

2020-03-04 — 0 Comments

Notes

The ongoing dimming of Betelgeuse

2020-01-01 — 0 Comments

Notes, Observations

SS Cygni, mysterious and wonderful, crawls slowly to a feeble maximum

2019-11-02 — 0 Comments