Double Star 02442+4914 Observation Details
02442+4914 Daily Motion
02442+4914 will rise before twilight begins, at 13:44, and will reach 23° elevation by the time twilight commences at 17:20. It will reach its transit at 78° by 23:51 and gradually fade away as the night ends at 04:25, maintaining an elevation of around 41°.02442+4914 will be visible until April, 8, 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.
02442+4914 Visibility Timetable on October 21
02442+4914 Rise and Set Timetable
| Time | Elevation | |
| Moon Rise, 0.9% illuminated | 04:37 | 39° |
| 02442+4914 rise | 13:44 | |
| Moon Set | 15:52 | 11° |
| Sunset | 16:22 | 15° |
| Civil sunset | 16:49 | 19° |
| Astrosession begin | 17:50 | 27° |
| 02442+4914 transit | 23:51 | 78° |
| Astrosession end | 03:54 | 45° |
| Civil sunrise | 04:55 | 36° |
| Sunrise | 05:23 | 31° |
| 02442+4914 set | 09:59 |
Track 02442+4914 Position Throughout the Night
← Tue, 21 October 2025 →
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Where is 02442+4914 right now?
02442+4914 is located in the constellation Perseus, at right ascension 02h 44m 11s" and declination 49° 13' 42s. Although it is currently above the horizon at an altitude of 12 degrees, 02442+4914 is not visible because it is daytime.02442+4914 Star System Description
02442+4914 is 5-star Star System located in constellation Perseus at coordinates RA: 02h 44m 11s", Dec: 49° 13' 42s.
The primary component has a magnitude of 4.16, while the secondary component has a magnitude of 9.1. They are separated by 13.5 arcseconds at a position angle of 290 degrees. The brightness difference between the two components is 4.94 magnitudes, with the primary component being approximately 94.6 times brighter than the secondary.
The primary star is yellow-white in color, and the secondary star is red.
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 4.16, while the secondary component has a magnitude of 9.1. They are separated by 13.5 arcseconds at a position angle of 290 degrees. The brightness difference between the two components is 4.94 magnitudes, with the primary component being approximately 94.6 times brighter than the secondary.
The primary star is yellow-white in color, and the secondary star is red.
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 02442+4914
| Property | Value |
|---|---|
| Star System Identifier | 02442+4914 |
| System Type | 5-star Star System |
| Primary Star | the Per |
| Right Ascension (RA) | 2.73664 (02h 44m 11s") |
| Declination (Dec) | 49.22844 (49° 13' 42s) |
| Magnitude (Primary) | 4.16 |
| Magnitude (Secondary) | 9.1 |
| Spectral Type (Primary/Secondary) | F7V+M1.5 (yellow-white/red) |
| Separation (Arcseconds) | 13.5 |
| Position Angle | 290° |
| Discovery Year | 1782 |
| Last Observed | 2023 |
| Primary Proper Motion (Ra, Dec) | +335-090 |
| Secondary Proper Motion (Ra, Dec) | +336-084 |
| Number of Observations | 86 |
02442+4914 Components
| Component | Magnitude | Separation (arcseconds) | Position Angle |
| AB | 9.1 | 13.5 | 290 |
| AC | 11.08 | 66.0 | 211 |
| BC | 11.08 | 68.5 | 205 |
| BD | 17.70 | 6.2 | 161 |
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 the Per
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| Object name | 02442+4914 |
| Field of view | |
| Limiting magnitude | |
| 02442+4914 coordinates | 2.73664, 49.22844 |
| Center coordinates | 2.73664, 49.22844 |
02442+4914 Passage Through Night
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Current position of 02442+4914
| Time | 07:46 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| 02442+4914 elevation | 12° |
| 02442+4914 Azimuth | 36° |
Here you can see the current position of the 02442+4914 on the map, as well as its positions for rise and set. This tool allows you to track the 02442+4914's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of 02442+4914
| Date | Tue, 21 October 2025 |
| Twighlight start | 17:46 |
| Twighlight end | 03:48 |
| Twighlight duration | 10h 2m |
| Rise | 13:44 |
| Set | 09:59 |
| Elevation at transit | 78° |
| Transit time | 23:51 |
| Equatorial coordinates | RA: 02h 44m 11s", Dec: 49° 13' 42s |
| Magnitude | 4 |
| Constellation | Perseus |
The graph illustrates the annual visibility pattern of a 02442+4914, 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 02442+4914 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 02442+4914 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 02442+4914
Coordinates & Visibility
| Right Ascension | 2.73664° |
| Declination | 49.22844° |
| Magnitude | 4.16 |
| Constellation | Perseus |
| Elevation | 12.5° |
| Azimuth | 36.2° |