Double Star 04254+2218 Observation Details
04254+2218 Daily Motion
04254+2218 will rise at 00:45, during twilight, and will ascend to 55° by the time twilight ends at 05:44.04254+2218 will be visible until April, 13, 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.
04254+2218 Visibility Timetable on August 19
04254+2218 Rise and Set Timetable
| Time | Elevation | |
| Moon Rise, 27.5% illuminated | 02:24 | 17° |
| Moon Set | 18:32 | -24° |
| Astrosession begin | 22:03 | -22° |
| 04254+2218 rise | 00:45 | |
| Astrosession end | 05:07 | 49° |
| Civil sunrise | 06:19 | 61° |
| Sunrise | 06:49 | 66° |
| 04254+2218 transit | 08:05 | 72° |
Track 04254+2218 Position Throughout the Night
← Tue, 19 August 2025 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe 04254+2218 changing position in the night sky.
04254+2218 Star System Description
04254+2218 is 8-star Star System located in constellation Taurus at coordinates RA: 04h 25m 22s", Dec: 22° 17' 37s.
The primary component has a magnitude of 5.2, while the secondary component has a magnitude of 5.29. They are separated by 5.7 arcminutes at a position angle of 173 degrees. The brightness difference between the two components is 0.09 magnitudes, with the primary component being approximately 1.1 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 5.2, while the secondary component has a magnitude of 5.29. They are separated by 5.7 arcminutes at a position angle of 173 degrees. The brightness difference between the two components is 0.09 magnitudes, with the primary component being approximately 1.1 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 04254+2218
| Property | Value |
|---|---|
| Star System Identifier | 04254+2218 |
| System Type | 8-star Star System |
| Primary Star | kap 1 Tau |
| Right Ascension (RA) | 4.42281 (04h 25m 22s") |
| Declination (Dec) | 22.29386 (22° 17' 37s) |
| Magnitude (Primary) | 5.2 |
| Magnitude (Secondary) | 5.29 |
| Spectral Type (Primary/Secondary) | A7IV/V |
| Separation (Arcseconds) | 339.1 |
| Position Angle | 173° |
| Discovery Year | 1974 |
| Last Observed | 1993 |
| Primary Proper Motion (Ra, Dec) | +105-045 |
| Secondary Proper Motion (Ra, Dec) | |
| Number of Observations | 0 |
04254+2218 Components
| Component | Magnitude | Separation (arcseconds) | Position Angle |
| AB | 5.29 | 339.1 | 173 |
| Aa,Ab | 5.2 | 0.1 | -1 |
| A,CD | 10.59 | 183.7 | 170 |
| AE | 13.08 | 135.5 | 266 |
| B,CD | 9.5 | 157.0 | 355 |
| BF | 13.7 | 106.9 | 209 |
| CD | 10.0 | 5.0 | 325 |
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 kap 1 Tau
Double-click to unlock the map.
| Object name | 04254+2218 |
| Field of view | |
| Limiting magnitude | |
| 04254+2218 coordinates | 4.42281, 22.29386 |
| Center coordinates | 4.42281, 22.29386 |
04254+2218 Passage Through Night
Double-click to unlock the map.
Current position of 04254+2218
| Time | 16:51 |
| Latitude | 39.9625 |
| Longitude | -83.0061 |
| 04254+2218 elevation | -13° |
| 04254+2218 Azimuth | 46° |
Here you can see the current position of the 04254+2218 on the map, as well as its positions for rise and set. This tool allows you to track the 04254+2218's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of 04254+2218
| Date | Tue, 19 August 2025 |
| Twighlight start | 21:59 |
| Twighlight end | 05:01 |
| Twighlight duration | 7h 2m |
| Rise | 00:45 |
| Set | 15:24 |
| Elevation at transit | 72° |
| Transit time | 08:05 |
| Equatorial coordinates | RA: 04h 25m 22s", Dec: 22° 17' 37s |
| Magnitude | 5 |
| Constellation | Taurus |
The graph illustrates the annual visibility pattern of a 04254+2218, 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 04254+2218 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 04254+2218 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.