LDN 1589 — midnight transit date and best time to observe

Object data

A Lynds dark nebula in Orion. Opacity class 2 (1 = faintest to 6 = darkest).

Location: Tokyo (change)

🗓️

Around Dec 6, 2026

The date it transits around midnight (transit altitude about 62°)

For about 2–3 weeks either side of this date, the object stays high from evening to dawn — its observing season.

Tonight (Oct 16 evening – Oct 17 dawn) · Location: Tokyo (full darkness = end of astronomical dusk to start of dawn, altitude ≥ 15°)

🌒 Moon tonight: Waxing crescent (age 4.7 days, 23% illuminated)

🔭

Oct 16 22:11 – Oct 17 4:23

Hours of full darkness (end of astronomical dusk to start of dawn) when it is above 15° — the darkest sky, mostly clear of buildings and trees.

Night (sunset – sunrise) Full darkness (dusk – dawn) Moon up (darker = brighter moon) Best time to observe (thick line) Now

Sunset 17:05 → Dusk 18:29 → Dawn 4:23 → Sunrise 5:48

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