NGC6645 Position and Visibility Tonight
Where is NGC6645 right now?
Twilight begins at 19:42 local time, and at that moment, NGC6645 will appear at an altitude of 18 degrees toward the southwest.
NGC6645 Visibility on July 01
NGC6645 Rise and Set Timetable
| Time | Elevation | |
| NGC6645 rise | 17:57 | |
| Sunset | 18:31 | 6° |
| Civil sunset | 19:03 | 12° |
Moon Rise, 99% illuminated  | 19:32 | 17° |
| Twighlight start | 19:42 | 18° |
| Astrosession begin | 20:25 | 24° |
| NGC6645 transit | 23:02 | 36° |
| Astrosession end | 01:58 | 22° |
| Twighlight end | 02:41 | 15° |
| Civil sunrise | 03:20 | 9° |
| Sunrise | 03:52 | 3° |
| NGC6645 set | 04:08 | |
| Moon Set | 05:11 | -12° |
Track NGC6645 Position Throughout the Night
← Wed, 1 July 2026 →
| Time | |
| Altitude | |
| Azimuth |
NGC6645 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 NGC6645
| Object name | NGC6645 |
| Field of view | |
| Limiting magnitude | |
| NGC6645 coordinates | 18.54386, -16.88389 |
| Center coordinates | 18.54386, -16.88389 |
NGC6645 Passage Through Night
Current position of NGC6645
| Time | 11:05 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| NGC6645 elevation | -70° |
| NGC6645 Azimuth | -0° |
Annual motion of NGC6645
NGC6645 will be visible until October, 25, when it will move too close to the Sun. During this time, its proximity to the Sun will cause it to disappear from the night sky, making it unobservable for a while.
| Date | Wed, 1 July 2026 |
| Twighlight start | 20:20 |
| Twighlight end | 01:52 |
| Twighlight duration | 6h 31m |
| Rise | 17:53 |
| Set | 04:04 |
| Elevation at transit | 36° |
| Transit time | 22:58 |
| Equatorial coordinates | RA: 18h 32m 37s", Dec: -16° 53' 02s |
| Magnitude | 9 |
| Constellation | Sagittarius |
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 NGC6645 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 NGC6645
Coordinates & Visibility
| Right Ascension | 18.54386° |
| Declination | -16.88389° |
| Magnitude | 8.50 |
| Constellation | Sagittarius |
| Elevation | -69.5° |
| Azimuth | -0.2° |
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.