NGC6939 Position and Visibility Tonight
Where is NGC6939 right now?
Twilight begins at 19:38 local time, and at that moment, NGC6939 will appear at an altitude of 41 degrees toward the northeast.
NGC6939 Visibility on July 11
NGC6939 Rise and Set Timetable
| Time | Elevation | |
| NGC6939 is always above the horizon | ||
| Moon Set | 16:21 | 19° |
| Sunset | 18:28 | 33° |
| Civil sunset | 19:00 | 36° |
| Twighlight start | 19:38 | 41° |
| Astrosession begin | 20:20 | 46° |
| NGC6939 is always above the horizon | ||
| NGC6939 transit | 00:22 | 67° |
Moon Rise, 16.7% illuminated  | 00:36 | 67° |
| Astrosession end | 02:06 | 61° |
| Twighlight end | 02:48 | 57° |
| Civil sunrise | 03:26 | 53° |
| Sunrise | 03:57 | 49° |
Track NGC6939 Position Throughout the Night
← Sat, 11 July 2026 →
| Time | |
| Altitude | |
| Azimuth |
NGC6939 Image Gallery
DSS Blue
DSS Red
DSS Near-Infrared
DSS Composite image
The photos are taken from the Digitized Sky Survey 2 (DSS2), which was produced at the Space Telescope Science Institute (STScI) under NASA contract, using data from the UK Science and Technology Facilities Council (STFC), the European Southern Observatory (ESO), and the National Geographic Society-Palomar Observatory Sky Survey (POSS II).
Special thanks to the National Optical Astronomy Observatory (NOAO), the Royal Observatory, Edinburgh, and the California Institute of Technology for their significant contributions.
Finder Chart for NGC6939
| Object name | NGC6939 |
| Field of view | |
| Limiting magnitude | |
| NGC6939 coordinates | 20.52504, 60.66208 |
| Center coordinates | 20.52504, 60.66208 |
NGC6939 Passage Through Night
Current position of NGC6939
| Time | 04:23 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| NGC6939 elevation | 47° |
| NGC6939 Azimuth | 322° |
Annual motion of NGC6939
NGC6939 will be visible throughout the entire year. However, it will change its position significantly, moving 59 degrees over time. You can find the best times to observe NGC6939, when it reaches its highest elevation, in the annual motion section.
| Date | Sat, 11 July 2026 |
| Twighlight start | 20:16 |
| Twighlight end | 01:59 |
| Twighlight duration | 6h 44m |
| Rise | NGC6939 is always up |
| Set | NGC6939 is always up |
| Elevation at transit | 67° |
| Transit time | 00:22 |
| Equatorial coordinates | RA: 20h 31m 30s", Dec: 60° 39' 43s |
| Magnitude | 8 |
| Constellation | Cepheus |
The graph is structured with the vertical axis showing the hours of the day, ranging from 12 AM to 12 AM the next day, while the horizontal axis spans each day of the year.
The reddish shaded area indicates the periods when the NGC6939 is above the horizon, visible to observers. The white line marks the times when the celestial object reaches its highest point in the sky each day, known as the transit.
You can also view detailed visibility information in a dedicated table, including exact rise, transit, and set times for each date.
Astrometric & Physical Parameters of NGC6939
Coordinates & Visibility
| Right Ascension | 20.52504° |
| Declination | 60.66208° |
| Magnitude | 7.80 |
| Constellation | Cepheus |
| Elevation | 46.6° |
| Azimuth | 322.1° |
Data Credits
The nebulae information on this page is sourced from the OpenNGC project, developed by Matteo Verga. OpenNGC provides detailed data on the NGC catalog, which is a valuable resource for exploring deep-sky objects such as nebulae.
For more details or to contribute to OpenNGC, visit the official GitHub repository: OpenNGC on GitHub.