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IC 4797 — Galaxy in Telescopium

Galaxy Fair (27/100)

Elliptical

Magnitude 11.3m Galaxy Telescopium (Tel) Visible
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1Properties

Magnitude 11.3
Angular Size 2.6′ × 1.9′
Position Angle 148°
Distance 124.17 million ly
Galaxy Type Elliptical (E)
14m, bM, near edge of plate

Position & Identifiers

RA 18h 56m 30.0s
Dec -54° 17' 60.0"
Constellation Telescopium (Tel)
Catalog IC 4797

2How easy to spot?

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Telescope Bortle 3 Bortle 4 Bortle 5
80mm refr. Medium Hard+ Hard
150mm Newt. Easy Medium+ Medium
C8 203mm Easy Easy Medium+
Easy Medium Hard Very hard Impossible

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

Medium on Seestar S50

3Visibility

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Best season May – Jul (peak: Jun)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

IC 4797 · 2.6′×1.9′ · N up, E left

5 Best Magnification

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6 Surface Brightness

7 Morphology Decoder

8 Inclination & True Shape

9 Redshift

10 Size Comparator

Discover

11

Light Travel Time Machine

12

Relativistic Travel

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.

IC 4796
Hard+
Bright spiral galaxy
Galaxy mag 12.30 0.1° Telescopium
NGC 6725
Hard+
Edge-on galaxy
Galaxy mag 12.45 0.9° Telescopium
IC 4837
Hard+
Barred spiral galaxy
Galaxy mag 12.0 2.7° Telescopium
NGC 6758
Hard
Elliptical galaxy
Galaxy mag 13.0 3.2° Telescopium
NGC 6752
Easy
Large bright globular cluster
Globular Cluster mag 5.4 6.0° Pavo
V539 Ara
Medium
Eclipsing binary, period 3.2d
Variable Star mag 5.92 9.7° Ara
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