When Is NGC6639 Visible During the Year?

See how NGC6639 visibility changes through the year from your location. The graph shows its seasonal observing windows, while the table gives rise, transit and set times for selected dates.

NGC6639 will remain visible until November 4, when it moves too close to the Sun and temporarily disappears from the night sky.

Best Months to See NGC6639

Based on the amount of time NGC6639 is above the horizon during dark or twilight hours, the strongest observing months in the next year are July 2027, June 2027, August 2027.

NGC6639 Visibility Throughout the Year

NGC6639 visibility on 2026-09-08

NGC6639 Visible from sunset until early morning

NGC6639 rise and set timetable

	Time	Elevation
Moonrise, 21% illuminated	00:35	-9°
NGC6639 rise	13:11
Moonset	15:38	25°
Sunset	17:26	37°
Civil sunset	17:53	39°
Twilight start	18:24	39°
NGC6639 transit	18:29	39°
Astronomical observing session begins	18:56	39°
NGC6639 set	23:47
Astronomical observing session ends	03:14	-41°

Track NGC6639 Position Throughout the Night

← 8 September 2026 →

Time
Altitude
Azimuth

Shift the map to change the time and observe NGC6639 changing position in the night sky.

NGC6639 Rise, Transit and Set Times by Date