Mirach: how to find it and when to see it
Mirach ranks 53rd of the 74 bright stars on our list, at magnitude 2.07, in the constellation Andromeda.
You can see it from anywhere north of 54° S, and it's highest in the evening sky in November.
Mirach at a glance
- Constellation
- Andromeda
- Magnitude
- 2.07
- Rank on our list
- 53 of 74
- Hemisphere
- Northern
- Right ascension
- 1 h 10 min
- Declination
- 35.6° north
- Visible from
- north of 54° S
- Never sets
- north of 54° N
- Best evening
- 23 November
Where Mirach is in the sky
Mirach sits 35.6° north of the celestial equator, the line in the sky directly above Earth's equator, so it's in the northern half of the sky. Its right ascension is 1 h 10 min.
Right ascension works like longitude on the sky. It's counted in hours, and about one hour of it turns past you each hour of the night.
When and where to see Mirach
From the northern hemisphere
From 40° N, the latitude of New York, Madrid and Beijing, Mirach rises in the north-east, climbs to 86° above the horizon in the south and sets in the north-west.
It's in the evening sky from August to February, and it's highest in the evening around 23 November, in autumn.
From the southern hemisphere
From 34° S, the latitude of Sydney, Cape Town and Buenos Aires, Mirach rises in the north-east, climbs to 20° above the horizon in the north and sets in the north-west.
It's in the evening sky from October to December, and it's highest in the evening around 23 November, in spring.
How high Mirach climbs from each latitude
The evening is about 9 pm local time, or 10 pm in summer time, and later when the sky is still too bright. A star counts as in the evening sky when it's at least 10° above the horizon.
| Latitude | Visibility | Highest point | Evening sky |
|---|---|---|---|
| 60° N | Never sets | 66° in the south | Jun to Apr |
| 50° N | Rises and sets | 76° in the south | Aug to Mar |
| 40° N | Rises and sets | 86° in the south | Aug to Feb |
| 30° N | Rises and sets | 84° in the north | Aug to Feb |
| 20° N | Rises and sets | 74° in the north | Sept to Feb |
| Equator | Rises and sets | 54° in the north | Sept to Jan |
| 20° S | Rises and sets | 34° in the north | Oct to Jan |
| 34° S | Rises and sets | 20° in the north | Oct to Dec |
| 45° S | Rises and sets | 9° in the north | None |
Keep the sky of a night that matters
Our star maps show the stars above any place, at the minute you choose, with the constellation lines drawn in. If Mirach was above the horizon that night, it's on your map, and we print it on museum-grade paper.
Questions about Mirach
Mirach is in Andromeda. It sits 35.6° north of the celestial equator, at a right ascension of 1 h 10 min.
Mirach is highest in the evening sky around 23 November. That's autumn in the northern hemisphere and spring in the southern hemisphere.
Yes, from anywhere north of 54° S. From 34° S, it climbs to 20° above the horizon in the north.
Mirach has a magnitude of 2.07, which ranks it 53rd of the 74 bright stars on our list. Sirius looks about 25 times brighter.