Double Star 03158-0849 Observation Details
03158-0849 Daily Motion
03158-0849 will rise at 04:35, during twilight, and will ascend to 3° by the time twilight ends at 04:53.03158-0849 will become visible in August, 4. After being too close to the Sun to observe, it will reappear in the night sky. Starting from August, 4, 03158-0849 can be seen again, providing a good opportunity for observation.
03158-0849 Visibility Timetable on July 02
03158-0849 Rise and Set Timetable
| Time | Elevation | |
| Moon Rise, 39.4% illuminated | 12:41 | 30° |
| Astrosession begin | 23:06 | -56° |
| Moon Set | 00:53 | -41° |
| Astrosession end | 04:05 | -6° |
| 03158-0849 rise | 04:35 | |
| Civil sunrise | 05:35 | 11° |
| Sunrise | 06:09 | 17° |
| 03158-0849 transit | 10:04 | 41° |
Track 03158-0849 Position Throughout the Night
← Wed, 2 July 2025 →
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Shift the map to change the time and observe 03158-0849 changing position in the night sky.
03158-0849 Star System Description
03158-0849 is Double Star System located in constellation Eridanus at coordinates RA: 03h 15m 50s", Dec: -8° 49' 11s.
The primary component has a magnitude of 4.82, while the secondary component has a magnitude of 6.19. They are separated by 16.7 arcminutes at a position angle of 151 degrees. The brightness difference between the two components is 1.37 magnitudes, with the primary component being approximately 3.5 times brighter than the secondary.
The primary star is white in color, and the secondary star is yellow-white.
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.
V: Proper motion or other technique indicates that this pair is physical.
The primary component has a magnitude of 4.82, while the secondary component has a magnitude of 6.19. They are separated by 16.7 arcminutes at a position angle of 151 degrees. The brightness difference between the two components is 1.37 magnitudes, with the primary component being approximately 3.5 times brighter than the secondary.
The primary star is white in color, and the secondary star is yellow-white.
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 03158-0849
| Property | Value |
|---|---|
| Star System Identifier | 03158-0849 |
| System Type | Double Star System |
| Primary Star | zet Eri |
| Right Ascension (RA) | 3.26389 (03h 15m 50s") |
| Declination (Dec) | -8.81983 (-8° 49' 11s) |
| Magnitude (Primary) | 4.82 |
| Magnitude (Secondary) | 6.19 |
| Spectral Type (Primary/Secondary) | A4+F7V (white/yellow-white) |
| Separation (Arcseconds) | 999.9 |
| Position Angle | 151° |
| Discovery Year | 1991 |
| Last Observed | 1999 |
| Primary Proper Motion (Ra, Dec) | +000+046 |
| Secondary Proper Motion (Ra, Dec) | +007+027 |
| Number of Observations | 4 |
Notes
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 zet Eri
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| Object name | 03158-0849 |
| Field of view | |
| Limiting magnitude | |
| 03158-0849 coordinates | 3.26389, -8.81983 |
| Center coordinates | 3.26389, -8.81983 |
03158-0849 Passage Through Night
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Current position of 03158-0849
| Time | 21:26 |
| Latitude | 39.9625 |
| Longitude | -83.0061 |
| 03158-0849 elevation | -58° |
| 03158-0849 Azimuth | 19° |
Here you can see the current position of the 03158-0849 on the map, as well as its positions for rise and set. This tool allows you to track the 03158-0849's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of 03158-0849
| Date | Thu, 3 July 2025 |
| Twighlight start | 23:05 |
| Twighlight end | 04:05 |
| Twighlight duration | 5h 60m |
| Rise | 04:35 |
| Set | 15:33 |
| Elevation at transit | 41° |
| Transit time | 10:04 |
| Equatorial coordinates | RA: 03h 15m 50s", Dec: -8° 49' 11s |
| Magnitude | 5 |
| Constellation | Eridanus |
The graph illustrates the annual visibility pattern of a 03158-0849, 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 03158-0849 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 03158-0849 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.