Observe
1Properties
Magnitude
11.7
Angular Size
2.4′ × 2.0′
Position Angle
150°
Distance
181.17 million ly
Galaxy Type
Barred Spiral (Sab)
pB, S, R, smbM
Querying SIMBAD database...
Position & Identifiers
2How easy to spot?
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| Telescope | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| 80 mm refractor 80mm refr. | V. hard | V. hard | Imp. |
| 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
Set a location in User Settings to see visibility data.
Best season
Mar – May
(peak: Apr)
4
Eyepiece View
5
Best Magnification
Explore
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.
NGC 5580
Bright spiral galaxy
Galaxy
mag 12.70
0.8°
Boötes
NGC 5533
Bright spiral galaxy
Galaxy
mag 11.8
1.7°
Boötes
NGC 5623
Elliptical galaxy
Galaxy
mag 13.0
1.7°
Boötes
NGC 5557
Elliptical galaxy
Galaxy
mag 11.1
2.0°
Boötes
NGC 5466
Globular cluster — dense ball of ancient stars
Globular Cluster
mag 9.1
7.5°
Boötes
Izar
HIP 72105; Epsilon Bootis; 36 Bootis
Tight double — a rewarding split at 2.8″
Double Star
mag 2.70
9.0°
Boötes
34 Boo
Semi-regular variable, range 4.7–5.4
Variable Star
mag 4.81
9.3°
Boötes
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