Budapest Stargazing & Astronomy Report
Light pollution and stargazing locations near Budapest
- City
- Budapest
- Country
- Hungary
- Latitude
- 47.4979
- Longitude
- 19.0402
Key Sky Quality Metrics
- SQM (mag/arcsec²)
- 17.99
- Bortle class
- Class 9 (Class 9)
- Darkness Quotient
- 23%
- Dataset
- August 2026
Inner city sky
Budapest: The Practical Verdict
Budapest, the capital city of Hungary, is deeply entrenched in high light pollution. The city's severe urban sky drastically limits astronomical observation, with only the Moon, bright planets, and double stars easily visible. The Milky Way completely disappears behind the glow of Bortle Class 9 conditions.
From this sky, the most practical targets include the Moon and bright planets. While solar system events and narrowband imaging may still be attempted, traditional deep-sky observing aims like nebulae and galaxies essentially fade into the light. The eastern-south-eastern horizon compounds this challenge as the brightest part of the sky.
For those seeking a meaningful improvement, Petőfibánya in the Great Plain and North, about 60 km north-east, offers a Bortle 4 sky, making it a suitable location for observing fainter deep-sky objects.
At a Glance
- Overall
- Severe urban sky - This is a severely light-polluted urban sky. Only the Moon, planets, bright stars, and a few specialist targets remain practical.
- Milky Way
- Not visible - The Milky Way is not visible from this sky.
- Best targets from here
- Moon, planets, bright stars, double stars, solar system events, narrowband imaging only with care
- Do not prioritise
- visual deep-sky observing, broadband galaxies, reflection nebulae, widefield Milky Way
- Best nearby upgrade
- Petőfibánya, Great Plain and North sits about 58 km north east and reaches Bortle 4, roughly 13x darker.
- Moderate dark window
- Budapest's longest dark windows fall in December and January, with the shortest nights around June and July. Plan deep-sky sessions around the autumn and winter months for the best combination of long nights and true astronomical darkness.
Frequently Asked Questions
Can you see the Milky Way from Budapest?
No. Budapest is a Bortle Class 9 sky with SQM 17.99, so the Milky Way is not visible from the city. For Milky Way photography, look for a Bortle 4 or darker site.
What Bortle class is Budapest?
Budapest is Bortle Class 9 (SQM 17.99), a severe urban sky for astronomy.
Is Budapest good for stargazing?
Not for serious deep-sky observing. Budapest is a severe urban sky where the Moon, planets, and a handful of bright targets are the realistic options from the city itself.
Is Budapest good for astrophotography?
Broadband deep-sky imaging is heavily compromised from Budapest and a Bortle 4 or darker site is strongly recommended. Even narrowband imaging is difficult from Budapest without careful processing.
What can you observe from Budapest?
Primary targets from Budapest include Moon, planets, bright stars, double stars, solar system events. Targets such as visual deep-sky observing, broadband galaxies, reflection nebulae are not realistic from this sky.
Where are darker skies near Budapest?
The closest meaningfully darker mapped site is Petőfibánya, Great Plain and North, about 58 km north east of Budapest, reaching Bortle 4.
When is the sky darkest in Budapest?
The sky over Budapest is darkest around January, December.
Is light pollution in Budapest getting better or worse?
Long-term light pollution over Budapest has been broadly stable across the available measurements.
north - fair
A faint diffuse glow on the north horizon. Stars are visible to low elevation, with minor losses near the ground.
north-north-east - fair
The north-north-east sky is broadly dark with a small amount of glow at the horizon. Most objects in this direction are accessible.
north-east - fair
A trace of skyglow near the north-east horizon. Stars are clear throughout this direction except very close to the ground.
east-north-east - fair
Faint glow on the east-north-east horizon. Most stars are visible to low elevation; only the faintest near the ground are affected.
east - marginal
A diffuse glow sits on the east horizon. Faint objects below 20 degrees in this direction are compromised.
east-south-east - marginal
The east-south-east sky shows a clear glow near the ground. Above about 20 degrees the sky returns to workable.
south-east - marginal
The south-east lower sky is measurably brighter than the darker quarters. Limit faint work to above about 20 degrees here.
south-south-east - marginal
The south-south-east lower sky is measurably brighter than the darker quarters. Limit faint work to above about 20 degrees here.
south - marginal
The south lower sky is measurably brighter than the darker quarters. Limit faint work to above about 20 degrees here.
south-south-west - fair
Faint glow on the south-south-west horizon. Most stars are visible to low elevation; only the faintest near the ground are affected.
south-west - fair
Faint glow on the south-west horizon. Most stars are visible to low elevation; only the faintest near the ground are affected.
west-south-west - good
Dark horizon to the west-south-west. Faint stars and extended objects in this direction behave much as they do overhead.
west - good
No noticeable light pollution to the west. The sky in this direction is dark to the horizon.
west-north-west - good
The west-north-west sky is dark to the horizon. Faint targets are accessible at all elevations here.
north-west - good
Dark sky in the north-west direction with no obvious skyglow. Suitable for faint-object work at low elevation.
north-north-west - good
No noticeable light pollution to the north-north-west. The sky in this direction is dark to the horizon.
zenith - poor
The zenith sky is bright. The Milky Way is absent and most constellation stars are not visible.
-
Petőfibánya, Great Plain and North
- Direction
- NE
- Distance (km)
- 58.3
- SQM
- 20.81
- Bortle
- 4
-
Bátorove Kosihy, Region of Nitra
- Direction
- NW
- Distance (km)
- 60.3
- SQM
- 20.47
- Bortle
- 5
-
Ács, Transdanubia
- Direction
- WNW
- Distance (km)
- 82.5
- SQM
- 20.68
- Bortle
- 5
-
Páhi, Great Plain and North
- Direction
- S
- Distance (km)
- 94.7
- SQM
- 20.16
- Bortle
- 6
-
Oslany
- Direction
- NNW
- Distance (km)
- 127.8
- SQM
- 20.79
- Bortle
- 5
-
Drábsko, Region of Banská Bystrica
- Direction
- NNE
- Distance (km)
- 138.5
- SQM
- 20.76
- Bortle
- 5