Galactic core · next 30 nights

Milky Way windows at Victoriaville

This tracks the Sagittarius galactic core only when the Sun is at least 18° below the horizon and the core is at least 10° high. It is geometry, not a weather promise.

Best night3 Nov0.0 h of core visibility in darkness

Highest core altitude1°near 18:20

Usable nights0 / 30Moonlight and cloud still decide image contrast.

Computed local geometry

Core hours after astronomical twilight

3 Novnone25% moon

4 Novnone16% moon

5 Novnone9% moon

6 Novnone4% moon

7 Novnone1% moon

8 Novnone0% moon

9 Novnone1% moon

10 Novnone4% moon

11 Novnone9% moon

12 Novnone14% moon

13 Novnone21% moon

14 Novnone30% moon

15 Novnone39% moon

16 Novnone48% moon

17 Novnone58% moon

18 Novnone68% moon

19 Novnone77% moon

20 Novnone86% moon

21 Novnone92% moon

22 Novnone97% moon

23 Novnone100% moon

24 Novnone99% moon

25 Novnone97% moon

26 Novnone91% moon

27 Novnone83% moon

28 Novnone74% moon

29 Novnone63% moon

30 Novnone52% moon

1 Decnone41% moon

2 Decnone30% moon

No dark core window

At this location and season, the core does not reach 10° during astronomical darkness in the next 30 nights. Check live cloud and transparency →

Change location

Keep planning

Same coordinates, different question

Moon

Moonless nights

Find the longest uninterrupted dark windows.

Core

Milky Way

See when the galactic core clears the horizon after dark.

−18°

Astronomical darkness

Track true darkness, including polar twilight.