Östergötland · Sweden

Omega Observatory

This site presents documented astronomical observations made at Omega Observatory.

Search by object, catalogue designation, or observed objects in a constellation, or open the complete observation archive.

  • 0.6 maperture
  • f/5focal ratio
  • 2,991 mmfocal length
The open dome of Omega Observatory under the stars, illuminated by red observing light
Omega Observatory0.6 m Newtonian reflector in use

Observation planning

Plan the observing night

An overview for tonight. Open the planning page for a selectable date, atmospheric forecast, constellations suitable for observation and planetary data.

All times are local civil time at Omega Observatory.

Meteorological conditionsOverall weather assessment for tonight
Total cloud coverForecast range during the night
Moon-free observing window––:–––––:–––– h –– min
Moon phaseMoon phase–– % illuminated
TemperatureForecast range during the night
Relative humidityCondensation risk:

Open observation planning

Observations

Latest observations

The latest observations are shown first. The complete archive can be searched and filtered.

9 August 2026

M57 · Ring Nebula

The ring shape and darker centre were clear despite the risen Moon; the central star was possibly glimpsed at 213× but was recorded as not seen.

Object type
Planetary nebula
Constellation
Lyra
Telescope
0.6 m Newtonian reflector
Magnification
150× / 213×
Filter
Lumicon Oxygen III filter
Open observation
9 August 2026

M71

M71 appeared as a faint globular cluster with a relatively open structure in a very rich Milky Way star field.

Object type
Globular cluster
Constellation
Sagitta (Arrow)
Telescope
0.6 m Newtonian reflector
Magnification
150×
Open observation
9 August 2026

M27 · Dumbbell Nebula

M27 was clearly visible without a filter; the Lumicon Oxygen III filter markedly increased contrast and made the dumbbell shape much more prominent.

Object type
Planetary nebula
Constellation
Vulpecula (Fox)
Telescope
0.6 m Newtonian reflector
Magnification
150×
Filter
Lumicon Oxygen III filter
Open observation

Contact

Questions about Omega Observatory

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