NGC 6589 (IC 4690)

NGC 6589 (IC 4690) is an emission nebula in the constellation Sagittarius, magnitude 10.5 (blue), 4.0′ × 3.0′ across.

A 10.5-magnitude (B-band) emission nebula in Sagittarius, about 4′ × 3′.

When and where to see it

It is best placed in the evening sky around July, when it crosses the meridian at about 10 pm local time (around midnight in June). It can be seen from everywhere south of 70°N and never sets south of 70°S.

At its highest it stands 20° up from 50°N, 35° up from 35°N, 70° up from the equator, 75° up from 35°S.

Facts

Type

Emission nebula

Constellation

Sagittarius

Designations

IC 4690

Magnitude

10.5 (blue)

Apparent size

4.0′ × 3.0′

Position

RA 18h 16.9m, Dec −19° 47′ (J2000)

Open AstroPilot to see when NGC 6589 (IC 4690) is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view.