Sky Tonight
ST
Location settings
OH, US
40°/-83°
GMT -4
Waning21:43 - 05:12
🔎
☰
Sky-Tonight.com / Double Stars / 20210-1447 Star System
  • Tonight
    • Brightest Objects
  • Solar System
    • Sun
    • Moon
    • Planets
    • Mercury
    • Venus
    • Mars
    • Jupiter
    • Saturn
    • Satellite Flyovers
    • ISS
  • Small Bodies
    • Asteroids
    • Comets
  • Stars
    • Brightest Stars
  • Meteor Showers
    • Active Meteor Showers
    • Major Meteor Showers
  • Solar Eclipses
    • Future Solar Eclipses
    • Past Solar Eclipses
  • Deep Sky Objects
    • Spring Nebulae
    • Messier Objects
    • Nebulae
    • Star Clusters
    • Galaxies
  • Double Stars
    • Naked-Eye
    • Binocular
    • Physical
    • Color-Contrasting
    • Triple Star Systems
    • Multiple Star Systems
  • Constellations
    • Visible Tonight
    • Seasonal
    • Ecliptic
    • All 88 Constellations
  • Maps
    • Lunar map
    • Mars map
    • Mercury map
    • Eatrh
    • Cloud Cover Map

Observation Settings

Or select it on the map:
This Earth map fragment is intended to illustrate celestial motion across the sky, emphasizing both bearing and elevational perspectives. The map's center point corresponds to the transit, showcasing celestial objects at their highest point, while elevation gradually decreases towards the map edges. This dynamic representation offers insights into the changing positions of celestial bodies with a focus on their bearing and elevational trajectories.
Your location: Columbus, United States
Timezone:
Latitude:
39.9625
Longitude:
-83.0061

Double Star 20210-1447 Observation Details

20210-1447

20210-1447 Daily Motion

20210-1447 will rise at 01:27, during twilight, and will ascend to 32° by the time twilight ends at 05:12.
20210-1447 will be visible until November, 28, 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 11

20210-1447 Rise and Set Timetable

TimeElevation
Moon Rise, 97.2% illuminated19:00-64°
Astrosession begin22:24-35°
20210-1447 rise01:27
Astrosession end04:3228°
Moon Set05:2833°
Civil sunrise05:5034°
Sunrise06:2135°
20210-1447 transit06:3535°
20210-1447 set11:43

Track 20210-1447 Position Throughout the Night

← Sun, 11 May 2025 →

Elevation (degrees)
Time
Altitude
Azimuth
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.

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

ComponentMagnitudeSeparation (arcseconds)Position Angle
AB6.08205.5268
Aa,Ab4.90.049
AC8.83227.4134
AD12.96111.7294
Ba,Bb9.140.9106
BC8.83397.4112
DE14.48.0300

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

Double-click to unlock the map.
Object name20210-1447
Field of view
Limiting magnitude
20210-1447 coordinates20.35017, -14.78139
Center coordinates20.35017, -14.78139

20210-1447 Passage Through Night

Double-click to unlock the map.

Current position of 20210-1447

Time09:25
Latitude39.9625
Longitude-83.0061
20210-1447 elevation23°
20210-1447 Azimuth136°
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

Time
DateSun, 11 May 2025
Twighlight start22:19
Twighlight end04:27
Twighlight duration6h 7m
Rise01:27
Set11:43
Elevation at transit35°
Transit time06:35
Equatorial coordinatesRA: 20h 21m 00s", Dec: -14° 46' 53s
Magnitude3
ConstellationCapricornus
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.