🌑 LDN 1778
Object data
| Type | Dark nebula |
|---|---|
| Constellation | Libra |
| Right ascension | 15h39m52.6s (234.9690°) |
| Declination | -7°09'40" (-7.1611°) |
| Magnitude | (no magnitude data) |
| Apparent size | 19.85′ |
| Other designations | LDN 1778 |
A Lynds dark nebula in Libra. Opacity class 5 (1 = faintest to 6 = darkest).
Midnight transit date (best season to observe and image)
Location: Tokyo (change)
Around May 13, 2026
The date it transits around midnight (transit altitude about 47°)
This date has already passed this year. Next year (2027) it will be around May 13.
For about 2–3 weeks either side of this date, the object stays high from evening to dawn — its observing season.
Best time to observe tonight
Tonight (Oct 18 evening – Oct 19 dawn) · Location: Tokyo (full darkness = end of astronomical dusk to start of dawn, altitude ≥ 15°)
Moon tonight: Waxing crescent (age 6.5 days, 40% illuminated)
It does not reach 15° during full darkness tonight (it is high only in daytime or twilight at this time of year).
Night (sunset – sunrise)
Full darkness (dusk – dawn)
Moon up (darker = brighter moon)
Best time to observe (thick line)
Now
Sunset 17:02 → Dusk 18:27 → Dawn 4:25 → Sunrise 5:50