Double Star 20210-1447 Observation Details
20210-1447 Daily Motion
20210-1447 will rise at 00:24, during twilight, and will ascend to 35° by the time twilight ends at 04:43.20210-1447 will be visible until November, 30, 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.
20210-1447 Visibility Timetable on May 21
20210-1447 Rise and Set Timetable
| Time | Elevation | |
| Astrosession begin | 22:11 | -25° |
| 20210-1447 rise | 00:24 | |
| Moon Rise, 41.7% illuminated | 02:31 | 21° |
| Astrosession end | 04:01 | 32° |
| Civil sunrise | 05:21 | 36° |
| 20210-1447 transit | 05:33 | 36° |
| Sunrise | 05:53 | 36° |
| 20210-1447 set | 10:43 | |
| Moon Set | 14:05 | -39° |
Track 20210-1447 Position Throughout the Night
← Wed, 21 May 2025 →
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Shift the map to change the time and observe 20210-1447 changing position in the night sky.
20210-1447 Star System Description
20210-1447 is 8-star Star System located in constellation Capricornus at coordinates RA: 20h 21m 00s", Dec: -14° 46' 53s.
The primary component has a magnitude of 3.1, while the secondary component has a magnitude of 6.08. They are separated by 3.4 arcminutes at a position angle of 268 degrees. The brightness difference between the two components is 2.98 magnitudes, with the primary component being approximately 15.6 times brighter than the secondary.
The primary star is yellow-white in color, and the secondary star is 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.
The primary component has a magnitude of 3.1, while the secondary component has a magnitude of 6.08. They are separated by 3.4 arcminutes at a position angle of 268 degrees. The brightness difference between the two components is 2.98 magnitudes, with the primary component being approximately 15.6 times brighter than the secondary.
The primary star is yellow-white in color, and the secondary star is 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 20210-1447
| Property | Value |
|---|---|
| Star System Identifier | 20210-1447 |
| System Type | 8-star Star System |
| Primary Star | bet 1 Cap |
| Right Ascension (RA) | 20.35017 (20h 21m 00s") |
| Declination (Dec) | -14.78139 (-14° 46' 53s) |
| Magnitude (Primary) | 3.1 |
| Magnitude (Secondary) | 6.08 |
| Spectral Type (Primary/Secondary) | F8V+A0 (yellow-white/white) |
| Separation (Arcseconds) | 205.5 |
| Position Angle | 268° |
| Discovery Year | 1976 |
| Last Observed | 2023 |
| Primary Proper Motion (Ra, Dec) | +042+002 |
| Secondary Proper Motion (Ra, Dec) | |
| Number of Observations | 17 |
20210-1447 Components
| Component | Magnitude | Separation (arcseconds) | Position Angle |
| AB | 6.08 | 205.5 | 268 |
| Aa,Ab | 4.9 | 0.0 | 49 |
| AC | 8.83 | 227.4 | 134 |
| AD | 12.96 | 111.7 | 294 |
| Ba,Bb | 9.14 | 0.9 | 106 |
| BC | 8.83 | 397.4 | 112 |
| DE | 14.4 | 8.0 | 300 |
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 bet 1 Cap
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| Object name | 20210-1447 |
| Field of view | |
| Limiting magnitude | |
| 20210-1447 coordinates | 20.35017, -14.78139 |
| Center coordinates | 20.35017, -14.78139 |
20210-1447 Passage Through Night
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Current position of 20210-1447
| Time | 08:10 |
| Latitude | 39.0469 |
| Longitude | -77.4903 |
| 20210-1447 elevation | 25° |
| 20210-1447 Azimuth | 139° |
Here you can see the current position of the 20210-1447 on the map, as well as its positions for rise and set. This tool allows you to track the 20210-1447's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of 20210-1447
| Date | Wed, 21 May 2025 |
| Twighlight start | 22:07 |
| Twighlight end | 03:56 |
| Twighlight duration | 6h 49m |
| Rise | 00:24 |
| Set | 10:43 |
| Elevation at transit | 36° |
| Transit time | 05:33 |
| Equatorial coordinates | RA: 20h 21m 00s", Dec: -14° 46' 53s |
| Magnitude | 3 |
| Constellation | Capricornus |
The graph illustrates the annual visibility pattern of a 20210-1447, 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 20210-1447 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 20210-1447 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.