M109 Position and Visibility Tonight
Where is M109 right now?
Twilight begins at 18:26 local time. At that moment, M109 will be 26° above the horizon toward the north-west.
M109 visibility on 2026-09-07
M109 rise and set timetable
| Time | Elevation | |
| M109 is always above the horizon | ||
| M109 transit | 12:01 | 74° |
| Moonset | 14:56 | 56° |
| Sunset | 17:27 | 34° |
| Civil sunset | 17:55 | 30° |
| Twilight start | 18:26 | 26° |
| Astronomical observing session begins | 18:58 | 22° |
| M109 is always above the horizon | ||
Moonrise, 21% illuminated  | 23:21 | 1° |
| Astronomical observing session ends | 03:13 | 10° |
| Twilight end | 03:45 | 13° |
| Civil sunrise | 04:17 | 16° |
| Sunrise | 04:44 | 20° |
Track M109 Position Throughout the Night
← 7 September 2026 →
| Time | |
| Altitude | |
| Azimuth |
M109 - Barred Spiral Galaxy
M109 is a barred spiral galaxy located in the constellation Ursa Major. It was discovered by Pierre Méchain in 1781 and later cataloged by Charles Messier. M109 is known for its bright central bar and well-defined spiral arms.
M109 spans about 120,000 light-years across and contains a massive population of stars, gas, and dust. The galaxy is approximately 83 million light-years away from Earth and has an apparent magnitude of 9.8, making it visible with a small telescope.
M109 — Image Gallery
DSS Blue
DSS Red
DSS Near-Infrared
DSS Composite Image
The images come from the Digitized Sky Survey 2 (DSS2), produced at the Space Telescope Science Institute (STScI) under contract with NASA, using data from UK Science and Technology Facilities Council (STFC), European Southern Observatory (ESO), National Geographic Society-Palomar Observatory Sky Survey (POSS II).
Special thanks to National Optical Astronomy Observatory (NOAO), Royal Observatory, Edinburgh, California Institute of Technology for their significant contributions.
Finder Chart for M109
| Object name | M109 |
| Field of view | |
| Limiting magnitude | |
| M109 coordinates | 11.95999, 53.37453 |
| Center coordinates | 11.95999, 53.37453 |
M109 Passage Through Night
Current position of M109
| Time | 13:29 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| Elevation | 68° |
| Azimuth | 324° |
When Is M109 Visible Throughout the Year?
M109 will become visible again around October 6 after moving far enough from the Sun.
| Date | Mon, 7 September 2026 |
| Twilight start | 18:54 |
| Twilight end | 03:07 |
| Twilight duration | 8h 13m |
| Rise | M109 is always up |
| Set | M109 is always up |
| Elevation at transit | 74° |
| Transit time | 11:57 |
| Equatorial coordinates | RA: 11h 57m 35s", Dec: 53° 22' 28s |
| Magnitude | 10 |
| Constellation | Ursa Major |
You can also see when M109 is visible throughout the year in a table with exact rise, transit, and set times for each date.
Astrometric and Physical Parameters of M109
Coordinates and Visibility
| Right Ascension | 11h 57m 36s |
| Declination | 53° 22′ 28″ |
| Magnitude | 9.88 |
| Constellation | Ursa Major |
| Elevation | 67.9° |
| Azimuth | 323.6° |
Data Credits
The deep-sky information on this page comes from the OpenNGC project developed by Matteo Verga. OpenNGC provides detailed catalog data for nebulae, galaxies, clusters and other deep-sky objects.
For details or contributions, visit the official repository: OpenNGC GitHub.