When is the best time to observe IC 1848 C?

IC 1848 C is best observed from September through November, with peak visibility during October when it transits around midnight in the Northern Hemisphere.

Where is IC 1848 C located in the sky?

IC 1848 C lies in the constellation Cassiopeia at right ascension 02h 51m and declination +60° 26′.

What telescope do I need to see IC 1848 C?

At magnitude 6.5, IC 1848 C is easy in 7×50 or 10×50 binoculars.

IC 1848 C — Open Cluster in Cassiopeia

Open Cluster Good (54/100)

Magnitude 6.5^m OpenCluster Cassiopeia (Cas) Visible

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1Properties

Magnitude 6.5

Angular Size 40.0′ × 10.0′

Description

Cl, st F, extends 8mag f, in F neby

Position & Identifiers

RA 02h 51m 12.0s

Dec +60° 25' 60.0"

Constellation Cassiopeia (Cas)

Catalog IC 1848 C

Physical size

91 light-years across — tens of light-years across — wider than the solar neighbourhood

2How easy to spot?

Telescope	Bortle 3	Bortle 4	Bortle 5
80 mm refractor 80mm refr.	Easy	Easy	Easy
150 mm Newton 150mm Newt.	Easy	Easy	Easy
Celestron C8 (203 mm SCT) C8 203mm	Easy	Easy	Easy

Easy Medium Hard Very hard Impossible

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

Easy on Seestar S50

At 150mm under B5 skies you should resolve about 32 of 277 members.

3Visibility

Set a location in User Settings to see visibility data.

Best season Sep – Nov (peak: Oct)

4 Eyepiece View

Telescope Eyepiece

50x TFOV: 1.0° Lim. mag: 13.6

IC 1848 C · 40.0′ diameter

5 Best Magnification

6Where this cluster sits in time

Open clusters span more than four orders of magnitude in age — from newborn OB associations to ancient, metal-rich survivors.

7 Colour-Magnitude Diagram

A cluster's colour-magnitude diagram reveals its age: the bluer the turn-off point where the main sequence bends into red giants, the younger the cluster.

Loading member data…

Each point is a Gaia-DR3 member. Colour encodes spectral type; size reflects membership probability.