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Gamma Apodis — Star in Apus

Magnitude 3.9m Star Apus (Aps) Visible
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1Physical Properties

Magnitude 3.89
Spectral Type G8III giant
Star Color Orange (B-V 0.91)
Distance 156 ly

2Position & Identifiers

RA 16h 33m 27.0s
Dec -78° 53' 50.0"
Constellation Apus (Aps)
HR 6102
HIP 81065
HD 147675
SAO 257407
Bayer Gamma
SIMBAD

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Easy Medium+ Medium+
50mm finder Easy Easy Easy
150mm scope Easy Easy Easy
Easy Medium Hard Very hard Impossible

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

4Visibility

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Best season Apr – Jun (peak: May)

5Survey Image

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Explore

7

Size Comparison

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8

Compare Stars

9

Spectral Classification

10

Hertzsprung-Russell Diagram

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Read: The Hertzsprung-Russell Diagram — Reading Stars Like a Map
11

Stellar Lifecycle

12

Blackbody Spectrum

13

Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

14

Stellar Fusion

Discover

15

Light Travel Time Machine

16

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.

Delta Aps
HIP 80047; Delta1 Apodis
Easy
Cool red giant
Star mag 4.68 0.7° Apus
IC 4499
Medium+
Globular cluster — dense ball of ancient stars
Globular Cluster mag 10.6 5.0° Apus
IC 4654
Hard+
Bright spiral galaxy
Galaxy mag 12.30 5.8° Apus
Theta Aps
Easy
Semi-regular variable, range 4.7–6.2
Variable Star mag 5.50 7.9° Apus
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