09287+4536 Position and Visibility Tonight
Where is 09287+4536 right now?
09287+4536 is located in the constellation Ursa Major. Although 09287+4536 is currently 66° above the horizon, it is not visible because it is daytime.
Twilight begins at 18:21 local time. At that moment, 09287+4536 will be 2° above the horizon toward the north-west.
Twilight begins at 18:21 local time. At that moment, 09287+4536 will be 2° above the horizon toward the north-west.
09287+4536 visibility on 2026-09-10
09287+4536 Visible from sunset until late evening
09287+4536 rise and set timetable
| Time | Elevation | |
Moonrise, 5.8% illuminated  | 03:03 | 23° |
| 09287+4536 transit | 09:21 | 82° |
| Moonset | 16:43 | 14° |
| Sunset | 17:23 | 9° |
| Civil sunset | 17:50 | 5° |
| Twilight start (−12°) | 18:21 | 2° |
| 09287+4536 set | 18:44 | |
| Astronomical observing session begins | 18:53 | -1° |
| 09287+4536 rise | 23:53 | |
| Astronomical observing session ends | 03:16 | 25° |
| Twilight end (−12°) | 03:48 | 30° |
| Civil sunrise | 04:19 | 36° |
| Sunrise | 04:47 | 40° |
Track 09287+4536 position throughout the night
← 10 September 2026 →
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Star system description: 09287+4536
System 09287+4536 — quadruple star system, is located in the constellation Ursa Major, at coordinates RA: 09h 28m 39s", Dec: 45° 36' 06s.
The primary and secondary magnitudes are 5.50 and 7.80. Their separation is 1.5 arcminute, at position angle 161°. The magnitude difference is 2.3 magnitudes; the primary is approximately 8.3 times brighter.
The following technical data come from the Washington Double Star Catalog.
The primary and secondary magnitudes are 5.50 and 7.80. Their separation is 1.5 arcminute, at position angle 161°. The magnitude difference is 2.3 magnitudes; the primary is approximately 8.3 times brighter.
The following technical data come from the Washington Double Star Catalog.
Technical details: 09287+4536
| Property | Value |
|---|---|
| System identifier | 09287+4536 |
| System type | quadruple star system |
| Primary star | 41 Lyn |
| Right ascension (RA) | 9.47775 (09h 28m 39s") |
| Declination (Dec) | 45.60181 (45° 36' 06s) |
| Primary magnitude | 5.50 |
| Secondary magnitude | 7.80 |
| Spectral type (primary/secondary) | K0III-IV |
| Separation (arcseconds) | 87.0 |
| Position angle | 161° |
| Discovery year | 1800 |
| Last observed | 2017 |
| Primary proper motion (RA, Dec) | -007-128 |
| Secondary proper motion (RA, Dec) | -016-045 |
| Number of observations | 50 |
Components of 09287+4536
| Component | Magnitude | Separation (arcseconds) | Position angle |
| AB | 7.80 | 87.0 | 161 |
| AC | 10.93 | 83.5 | 80 |
| BC | 10.75 | 106.9 | 33 |
Data source: Washington Double Star (WDS) Catalog. Maintained by the U.S. Naval Observatory; thanks to the WDS team.
Finder Chart for 09287+4536
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| Object name | 09287+4536 |
| Field of view | |
| Limiting magnitude | |
| 09287+4536 coordinates | 9.47775, 45.60181 |
| Center coordinates | 9.47775, 45.60181 |
09287+4536 Passage Through Night
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Current position of 09287+4536
| Time | 07:20 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| Elevation | 66° |
| Azimuth | 60° |
Here you can see the current position of 09287+4536 on the map, as well as its positions for rise and set. This tool lets you track its movement throughout the night with accurate, up-to-date information.
When Is 09287+4536 Visible Throughout the Year?
09287+4536 will become visible again around September 10 after moving far enough from the Sun.
| Date | Thu, 10 September 2026 |
| Astronomical observing session begins | 18:49 |
| Astronomical observing session ends | 03:10 |
| Astronomical observing duration | 8h 21m |
| Rise | 23:53 |
| Set | 18:40 |
| Elevation at transit | 82° |
| Transit time | 09:17 |
| Equatorial coordinates | RA: 09h 28m 39s", Dec: 45° 36' 06s |
| Magnitude | 6 |
| Constellation | Ursa Major |
The graph illustrates the annual visibility pattern of 09287+4536, including its daily appearances and transit times. The vertical axis shows the hours of the day and the horizontal axis spans the year. The reddish area marks when the object is above the horizon, while the white line marks its daily transit.
You can also see when 09287+4536 is visible throughout the year in a table with exact rise, transit, and set times for each date.
You can also see when 09287+4536 is visible throughout the year in a table with exact rise, transit, and set times for each date.
Astrometric and Physical Parameters of 09287+4536
Coordinates and Visibility
| Right Ascension | 09h 28m 40s |
| Declination | 45° 36′ 07″ |
| Magnitude | 5.50 |
| Constellation | Ursa Major |
| Elevation | 66.1° |
| Azimuth | 60.2° |