Lubumbashi Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

19.03

Bortle class

Class 7 (Class 7)

Darkness Quotient

33%

Dataset

May 2026

Suburban/urban transition

Lubumbashi: The Practical Verdict

Lubumbashi, located in the Haut-Katanga region of DR Congo, is a major city characterised by dense urban settings and high light pollution. The stargazing here is categorised as a poor urban/suburban sky, with Bortle Class 7 conditions preventing the Milky Way from being visible. The significant light spill in the north-north-east part of the sky further limits the quality of astronomical observations.

For those in Lubumbashi, focusing on the Moon, planets, and bright double stars is the most rewarding approach. Although narrowband imaging can be done, particularly with bright emission nebulae, visual deep-sky observing and broad-band galaxies will be largely inaccessible due to the light pollution that dominates the city. Photography of the Milky Way and faint meteors are strongly discouraged.

If serious deep-sky observing is your goal, heading north-north-east to a location like Haut-Katanga, about 255 km away, provides a clearer, dark sky with conditions suitable for a more comprehensive astronomical experience. The sky there promises a much better observation of subtle celestial features.

At a Glance

Overall

Poor urban/suburban sky - This is a poor sky for astronomy. The Moon, planets, and a few bright objects remain viable, but deep-sky work is difficult.

Milky Way

Not visible - The Milky Way is not realistically visible from this level of light pollution.

Best targets from here

Moon, planets, bright double stars, bright open clusters, narrowband imaging with careful processing

Do not prioritise

visual deep-sky observing, broadband galaxies, reflection nebulae, Milky Way photography

Best nearby upgrade

Haut-Katanga sits about 253 km north north east and reaches Bortle 2, roughly 13x darker.

Good dark window

Lubumbashi retains astronomical darkness throughout the year, so seasonality is less extreme than at higher latitudes. The main limitation is light pollution, not the length of the dark window.

Frequently Asked Questions

Can you see the Milky Way from Lubumbashi?

No. Lubumbashi is a Bortle Class 7 sky with SQM 19.03, 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 Lubumbashi?

Lubumbashi is Bortle Class 7 (SQM 19.03), a poor urban/suburban sky for astronomy.

Is Lubumbashi good for stargazing?

Not for serious deep-sky observing. Lubumbashi is a poor urban/suburban sky where the Moon, planets, and a handful of bright targets are the realistic options from the city itself.

Is Lubumbashi good for astrophotography?

Broadband deep-sky imaging is heavily compromised from Lubumbashi and a Bortle 4 or darker site is strongly recommended. Narrowband imaging of bright emission nebulae remains viable from Lubumbashi with appropriate Ha or OIII filters.

What can you observe from Lubumbashi?

Primary targets from Lubumbashi include Moon, planets, bright double stars, bright open clusters, narrowband imaging with careful processing. Targets such as visual deep-sky observing, broadband galaxies, reflection nebulae are not realistic from this sky.

Where are darker skies near Lubumbashi?

The closest meaningfully darker mapped site is Haut-Katanga, about 63 km west south west of Lubumbashi, reaching Bortle 3.

When is the sky darkest in Lubumbashi?

The sky over Lubumbashi is darkest around June, July.

Is light pollution in Lubumbashi getting better or worse?

Long-term light pollution over Lubumbashi has been broadly stable across the available measurements.

• Haut-Katanga

  Direction

  WSW

  Distance (km)

  62.5

  SQM

  21.32

  Bortle

  3

• Haut-Katanga

  Direction

  NNE

  Distance (km)

  252.5

  SQM

  21.83

  Bortle

  2

• Sakania, Haut-Katanga

  Direction

  ESE

  Distance (km)

  253.6

  SQM

  21.59

  Bortle

  3