When is the best time to observe NGC 1836?

NGC 1836 is best observed from November through January, with peak visibility during December when it transits around midnight in the Northern Hemisphere.

Where is NGC 1836 located in the sky?

NGC 1836 lies in the constellation Dorado at right ascension 05h 06m and declination -68° 38′.

What telescope do I need to see NGC 1836?

At magnitude 12.2, NGC 1836 is a challenging target that needs at least an 8-inch (200 mm) telescope and dark skies.

NGC 1836 — Open Cluster in Dorado

Open Cluster Fair (29/100)

Magnitude 12.2^m OpenCluster Dorado (Dor) Visible

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1Properties

Magnitude 12.22

Angular Size 1.5′ × 1.4′

Position Angle 50°

Description

st + neb, 1st of sev

Position & Identifiers

RA 05h 05m 34.4s

Dec -68° 37' 40.4"

Constellation Dorado (Dor)

Catalog NGC 1836

2How easy to spot?

Telescope	Bortle 3	Bortle 4	Bortle 5
80 mm refractor 80mm refr.	Hard	V. hard+	V. hard
150 mm Newton 150mm Newt.	Medium	Hard+	Hard
Celestron C8 (203 mm SCT) C8 203mm	Medium+	Medium	Hard+

Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

Medium on Seestar S50

3Visibility

Set a location in User Settings to see visibility data.

Best season Nov – Jan (peak: Dec)

4 Eyepiece View

Telescope Eyepiece

125x TFOV: 0.4° Lim. mag: 13.6

NGC 1836 · 1.5′ diameter

5 Best Magnification

Explore

6 Classification Decoder

Nearby in the Sky

Other targets within a few degrees — pan your scope a little and keep exploring.

Visibility scores assume a 150 mm Newton at Bortle 4.

NGC 1850

Easy

Open cluster

Open Cluster mag 9.3 0.3° Dorado

NGC 1825

Hard+

Open cluster

Open Cluster mag 12.04 0.3° Dorado

NGC 1847

Hard

Open cluster

Open Cluster mag 12.47 0.4° Dorado

NGC 1854

Easy

Open cluster

Open Cluster mag 10.0 0.4° Dorado

NGC 1806

Medium+

Compact globular cluster

Globular Cluster mag 11.0 0.7° Dorado

IC 2105

Hard+

Diffuse nebula

Diffuse Nebula mag 11.30 1.6° Dorado

NGC 1763

Medium+

Emission nebula — try an OIII filter

Emission Nebula mag 9.40 2.4° Dorado

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