Double Star 04306+1542 Observation Details
04306+1542 Daily Motion
04306+1542 will be visible until April, 12, 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.
04306+1542 Visibility Timetable on November 07
04306+1542 Rise and Set Timetable
| Time | Elevation | |
| Moon Rise, 96.3% illuminated | 15:48 | -10° |
| Astrosession begin | 16:33 | -2° |
| 04306+1542 rise | 16:42 | |
| 04306+1542 transit | 23:31 | 68° |
| Astrosession end | 03:10 | 37° |
| Civil sunrise | 04:11 | 25° |
| Sunrise | 04:40 | 19° |
| 04306+1542 set | 06:19 | |
| Moon Set | 07:33 | -13° |
Track 04306+1542 Position Throughout the Night
← Fri, 7 November 2025 →
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Shift the map to change the time and observe 04306+1542 changing position in the night sky.
Where is 04306+1542 right now?
04306+1542 is located in the constellation Taurus, at right ascension 04h 30m 34s" and declination 15° 44' 02s. At the current time, it is below the horizon and not visible from your location.04306+1542 Star System Description
04306+1542 is 7-star Star System located in constellation Taurus at coordinates RA: 04h 30m 34s", Dec: 15° 44' 02s.
The primary component has a magnitude of 5.6, while the secondary component has a magnitude of 8.3. They are separated by 0 arcseconds at a position angle of 354 degrees. The brightness difference between the two components is 2.7 magnitudes, with the primary component being approximately 12 times brighter than the secondary.
Below is a table with star system details from the Washington Double Star (WDS) Catalog. This catalog is a comprehensive source of information on double and multiple star systems, providing key data on the positions, magnitudes, and separations of stellar components.
The primary component has a magnitude of 5.6, while the secondary component has a magnitude of 8.3. They are separated by 0 arcseconds at a position angle of 354 degrees. The brightness difference between the two components is 2.7 magnitudes, with the primary component being approximately 12 times brighter than the secondary.
Below is a table with star system details from the Washington Double Star (WDS) Catalog. This catalog is a comprehensive source of information on double and multiple star systems, providing key data on the positions, magnitudes, and separations of stellar components.
Technical Details of Star System 04306+1542
| Property | Value |
|---|---|
| Star System Identifier | 04306+1542 |
| System Type | 7-star Star System |
| Primary Star | 81 Tau |
| Right Ascension (RA) | 4.50967 (04h 30m 34s") |
| Declination (Dec) | 15.734 (15° 44' 02s) |
| Magnitude (Primary) | 5.6 |
| Magnitude (Secondary) | 8.3 |
| Spectral Type (Primary/Secondary) | K0 |
| Separation (Arcseconds) | 0.0 |
| Position Angle | 354° |
| Discovery Year | 2020 |
| Last Observed | 2022 |
| Primary Proper Motion (Ra, Dec) | +101-025 |
| Secondary Proper Motion (Ra, Dec) | |
| Number of Observations | 7 |
04306+1542 Components
| Component | Magnitude | Separation (arcseconds) | Position Angle |
| Ca,Cb | 8.3 | 0.0 | 354 |
| CH | 8.94 | 161.8 | 339 |
| CI | 5.70 | 479.1 | 246 |
| CJ | 9.77 | 396.2 | 37 |
| HK | 11.42 | 999.9 | 127 |
| KL | 8.74 | 999.9 | 40 |
The data presented in this table is sourced from the Washington Double Star (WDS) Catalog, a comprehensive repository of double and multiple star system information maintained by the U.S. Naval Observatory. We thank the WDS team for their continued efforts in providing accurate and detailed astronomical data.
Finder Chart for 81 Tau
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| Object name | 04306+1542 |
| Field of view | |
| Limiting magnitude | |
| 04306+1542 coordinates | 4.50967, 15.734 |
| Center coordinates | 4.50967, 15.734 |
04306+1542 Passage Through Night
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Current position of 04306+1542
| Time | 12:38 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| 04306+1542 elevation | -35° |
| 04306+1542 Azimuth | -19° |
Here you can see the current position of the 04306+1542 on the map, as well as its positions for rise and set. This tool allows you to track the 04306+1542's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of 04306+1542
| Date | Fri, 7 November 2025 |
| Twighlight start | 16:29 |
| Twighlight end | 03:03 |
| Twighlight duration | 11h 34m |
| Rise | 16:38 |
| Set | 06:15 |
| Elevation at transit | 68° |
| Transit time | 23:27 |
| Equatorial coordinates | RA: 04h 30m 34s", Dec: 15° 44' 02s |
| Magnitude | 6 |
| Constellation | Taurus |
The graph illustrates the annual visibility pattern of a 04306+1542, providing a comprehensive overview of its daily appearances and transit times throughout the year.
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 04306+1542 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.
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 04306+1542 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.
Astrometric & Physical Parameters of 04306+1542
Coordinates & Visibility
| Right Ascension | 4.50967° |
| Declination | 15.734° |
| Magnitude | 5.6 |
| Constellation | Taurus |
| Elevation | -34.7° |
| Azimuth | -19.2° |