Barranquilla Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

17.70

Bortle class

Class 9 (Class 9)

Darkness Quotient

21%

Dataset

July 2026

Inner city sky

Barranquilla: The Practical Verdict

Barranquilla is a major city in Colombia's Atlántico region, characterised by its dense urban environment. Unfortunately, the city faces severe urban sky conditions, making it quite unsuitable for meaningful astronomy beyond the basics. High light pollution greatly restricts stargazing, with the Milky Way completely obscured from view.

In these skies, only the most luminous objects are visible, such as the Moon, planets, and double stars. Brighter nebulae and clusters require careful attention and narrowband imaging. However, deep-sky observing remains largely off-limits, as the urban glow severely impairs darker targets like faint nebulae and galaxies.

For those seeking darker skies, the best nearby upgrade is Los Delirios in Cesar, about 190 km to the east-south-east. This site offers significantly better conditions, making it worthwhile for serious astronomical endeavours.

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

Los Delirios, Cesar sits about 191 km east south east and reaches Bortle 4, roughly 22x darker.

Good dark window

Barranquilla 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 Barranquilla?

No. Barranquilla is a Bortle Class 9 sky with SQM 17.70, 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 Barranquilla?

Barranquilla is Bortle Class 9 (SQM 17.70), a severe urban sky for astronomy.

Is Barranquilla good for stargazing?

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

Is Barranquilla good for astrophotography?

Broadband deep-sky imaging is heavily compromised from Barranquilla and a Bortle 4 or darker site is strongly recommended. Even narrowband imaging is difficult from Barranquilla without careful processing.

What can you observe from Barranquilla?

Primary targets from Barranquilla 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 Barranquilla?

The closest meaningfully darker mapped site is Sitionuevo, Magdalena, about 21 km east of Barranquilla, reaching Bortle 6.

When is the sky darkest in Barranquilla?

The sky over Barranquilla is darkest around January, December.

Is light pollution in Barranquilla getting better or worse?

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

• Sitionuevo, Magdalena

  Direction

  E

  Distance (km)

  20.7

  SQM

  19.82

  Bortle

  6

• Vereda Fraydomingo, Atlántico

  Direction

  WSW

  Distance (km)

  41.5

  SQM

  19.87

  Bortle

  6

• Las Flores, Atlántico

  Direction

  WNW

  Distance (km)

  8.3

  SQM

  18.51

  Bortle

  8

• Dibulla, La Guajira

  Direction

  E

  Distance (km)

  130.4

  SQM

  21.04

  Bortle

  4

• Arjona, Bolívar

  Direction

  SW

  Distance (km)

  117.7

  SQM

  20.57

  Bortle

  5

• Los Delirios, Cesar

  Direction

  ESE

  Distance (km)

  190.7

  SQM

  21.08

  Bortle

  4