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Observation Settings

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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 16081+1703 Observation Details

16081+1703

16081+1703 Daily Motion

16081+1703 will rise before twilight begins, at 19:28, and will reach 25° elevation by the time twilight commences at 21:42. It will reach its transit at 67° by 02:26 and gradually fade away as the night ends at 05:14, maintaining an elevation of around 47°.
16081+1703 will be visible until October, 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.

16081+1703 Visibility Timetable on May 10

16081+1703 Rise and Set Timetable

TimeElevation
Moon Rise, 93.2% illuminated17:59-15°
16081+1703 rise19:28
Sunset20:3312°
Civil sunset21:0518°
Astrosession begin22:2233°
16081+1703 transit02:2667°
Astrosession end04:3354°
Moon Set05:0549°
Civil sunrise05:5140°
Sunrise06:2234°
16081+1703 set09:25

Track 16081+1703 Position Throughout the Night

← Sat, 10 May 2025 →

Elevation (degrees)
Time
Altitude
Azimuth
Shift the map to change the time and observe 16081+1703 changing position in the night sky.

16081+1703 Star System Description

16081+1703 is Triple Star System located in constellation Hercules at coordinates RA: 16h 08m 04s", Dec: 17° 02' 49s.
The primary component has a magnitude of 5.10, while the secondary component has a magnitude of 6.21. They are separated by 40 arcseconds at a position angle of 10 degrees. The brightness difference between the two components is 1.11 magnitudes, with the primary component being approximately 2.8 times brighter than the secondary.
The primary star is yellow in color, and the secondary star is orange.
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 16081+1703

Property Value
Star System Identifier 16081+1703
System Type Triple Star System
Primary Star kap Her
Right Ascension (RA) 16.13458 (16h 08m 04s")
Declination (Dec) 17.047 (17° 02' 49s)
Magnitude (Primary) 5.10
Magnitude (Secondary) 6.21
Spectral Type (Primary/Secondary) G7g+K0IV (yellow/orange)
Separation (Arcseconds) 40.0
Position Angle 10°
Discovery Year 1779
Last Observed 2023
Primary Proper Motion (Ra, Dec) -034-007
Secondary Proper Motion (Ra, Dec) -019-025
Number of Observations 220

16081+1703 Components

ComponentMagnitudeSeparation (arcseconds)Position Angle
AB6.2140.010
AC13.462.7212

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 Her

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Object name16081+1703
Field of view
Limiting magnitude
16081+1703 coordinates16.13458, 17.047
Center coordinates16.13458, 17.047

16081+1703 Passage Through Night

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Current position of 16081+1703

Time10:17
Latitude39.9625
Longitude-83.0061
16081+1703 elevation-8°
16081+1703 Azimuth59°
Here you can see the current position of the 16081+1703 on the map, as well as its positions for rise and set. This tool allows you to track the 16081+1703's movement throughout the night, providing you with accurate and up-to-date information.

Annual motion of 16081+1703

Time
DateSat, 10 May 2025
Twighlight start22:18
Twighlight end04:28
Twighlight duration6h 10m
Rise19:28
Set09:25
Elevation at transit67°
Transit time02:26
Equatorial coordinatesRA: 16h 08m 04s", Dec: 17° 02' 49s
Magnitude5
ConstellationHercules
The graph illustrates the annual visibility pattern of a 16081+1703, 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 16081+1703 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.