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NGC 813 — Galaxy in Hydrus

Galaxy Fair (33/100)

Lenticular

Magnitude 13.0m Galaxy Hydrus (Hyi) Visible
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1Properties

Magnitude 13.00
Angular Size 1.4′ × 0.9′
Position Angle 98°
Distance 380.21 million ly
Galaxy Type Lenticular (S0-a)
pF, S, R, gbM

Position & Identifiers

RA 02h 01m 36.0s
Dec -68° 25' 60.0"
Constellation Hydrus (Hyi)
Catalog NGC 813

2How easy to spot?

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Telescope Bortle 3 Bortle 4 Bortle 5
80mm refr. V. hard+ V. hard+ V. hard
150mm Newt. Hard+ Hard Hard
C8 203mm Medium 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 Sep – Nov (peak: Oct)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

NGC 813 · 1.4′×0.9′ · 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

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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.

Kappa Tuc
Easy
Easy double, sep 4.6″
Double Star mag 4.86 4.2° Tucana
NGC 406
Hard+
Barred spiral galaxy
Galaxy mag 12.0 5.0° Tucana
NGC 458
Medium
Open cluster
Open Cluster mag 11.66 5.1° Tucana
C104
NGC 362
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 6.6 5.6° Tucana
NGC 1246
Hard
Elliptical galaxy
Galaxy mag 13.04 6.4° Horologium
NGC 1313
Easy
Barred spiral galaxy
Galaxy mag 9.0 7.6° Reticulum
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