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NGC 5899 — Galaxy in Boötes

Galaxy Good (50/100)

Spiral

Magnitude 11.8m Galaxy Boötes (Boo) Visible
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1Properties

Magnitude 11.8
Angular Size 2.1′ × 0.8′
Position Angle 21°
Distance 122.92 million ly
Galaxy Type Spiral (Sc)
cB, pL, pmE, smbMN

Position & Identifiers

RA 15h 15m 03.2s
Dec +42° 02' 59.3"
Constellation Boötes (Boo)
Catalog NGC 5899

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 Medium 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 Apr – Jun (peak: May)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

NGC 5899 · 2.1′×0.8′ · 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 4562
Hard+
Elliptical galaxy
Galaxy mag 12.91 4.1° Boötes
Alkalurops
HIP 75411; Mu Bootis; 51 Bootis
Easy
Easy double, sep 109.2″
Double Star mag 4.31 5.0° Boötes
44 Boo
Medium
Eclipsing binary, period 6.4h
Variable Star mag 4.76 5.9° Boötes
NGC 5633
Hard+
Barred spiral galaxy
Galaxy mag 12.3 9.5° Boötes
IC 1153
Hard+
Bright spiral galaxy
Galaxy mag 12.72 9.6° Hercules
NGC 5689
Medium
Edge-on galaxy
Galaxy mag 11.9 9.6° Boötes
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