When is the best time to observe NGC 7169?

NGC 7169 is best observed from July through September, with peak visibility during August when it transits around midnight in the Northern Hemisphere.

Where is NGC 7169 located in the sky?

NGC 7169 lies in the constellation Grus at right ascension 22h 03m and declination -47° 42′.

What telescope do I need to see NGC 7169?

At magnitude 13.7, NGC 7169 is a challenging target that needs at least an 8-inch (200 mm) telescope and dark skies.

NGC 7169 — Galaxy in Grus

Galaxy Fair (29/100)

Elliptical

Magnitude 13.7^m Galaxy Grus (Gru) Visible

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1Properties

Magnitude 13.71

Angular Size 1.1′ × 0.6′

Position Angle 75°

Distance 469.34 million ly

Galaxy Type Elliptical (E-S0)

Description

eF, S, R, *8 np

Position & Identifiers

RA 22h 02m 48.0s

Dec -47° 42' 00.0"

Constellation Grus (Gru)

Catalog NGC 7169

2How easy to spot?

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

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 Jul – Sep (peak: Aug)

4 Eyepiece View

Telescope Eyepiece

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125x TFOV: 0.4° Lim. mag: 13.6

Seeing Bortle

NGC 7169 · 1.1′×0.6′ · 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

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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.

Alnair

HIP 109268; Alpha Gruis

Easy

Bright naked-eye star, mag 1.7

Star mag 1.74 1.2° Grus

NGC 7213

Medium

Bright spiral galaxy

Galaxy mag 10.5 1.2° Grus

NGC 7145

Medium+

Edge-on galaxy

Galaxy mag 11.2 1.6° Grus

IC 5170

Hard+

Barred spiral galaxy

Galaxy mag 12.50 1.7° Grus

NGC 7144

Easy

Elliptical galaxy

Galaxy mag 10.7 1.8° Grus

Pi Gru

HIP 110478; Pi Gruis

Easy

Semi-regular variable, range 5.4–6.7

Variable Star mag 6.62 3.8° Grus

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