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NGC 7640 — Galaxy in Andromeda

Galaxy Excellent (65/100)

Barred Spiral

Magnitude 10.9m Galaxy Andromeda (And) Visible
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1Properties

Magnitude 10.9
Angular Size 8.1′ × 1.7′
Position Angle 167°
Distance 17.24 million ly
Galaxy Type Barred Spiral (SBbc)
cF, L, mE 164deg , vlbM, r

Position & Identifiers

RA 23h 22m 06.0s
Dec +40° 51' 00.0"
Constellation Andromeda (And)
Catalog NGC 7640

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

Easy on Seestar S50

3Visibility

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Best season Aug – Oct (peak: Sep)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

NGC 7640 · 8.1′×1.7′ · 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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