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Sky-Tonight.com / Double Stars / 19255+1948 Star System
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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: Santa Clara, United States
Timezone:
Latitude:
37.3541
Longitude:
-121.955

Double Star 19255+1948 Position and Visibility Tonight

19255+1948

Where is 19255+1948 right now?

19255+1948 is located in the constellation Vulpecula. At the current time, it is below the horizon and not visible from your location.

19255+1948 Visibility on May 21

19255+1948 is visible from late evening until sunrise

19255+1948 Rise and Set Timetable

TimeElevation
Moon Rise, 14.7% illuminated 07:3824°
19255+1948 rise19:34
Astrosession begin20:005°
Moon Set22:4737°
Astrosession end02:0871°
19255+1948 transit02:3672°
Twighlight end02:4872°
Civil sunrise03:2470°
Sunrise03:5565°
19255+1948 set09:39

Track 19255+1948 Position Throughout the Night

← Thu, 21 May 2026 →

Elevation (degrees)
Time
Altitude
Azimuth
Shift the map to change the time and observe 19255+1948 changing position in the night sky.

19255+1948 Star System Description

19255+1948 is Triple Star System located in constellation Vulpecula at coordinates RA: 19h 25m 28s", Dec: 19° 47' 54s.
The primary component has a magnitude of 5.16, while the secondary component has a magnitude of 10.0. They are separated by 27.5 arcseconds at a position angle of 111 degrees. The brightness difference between the two components is 4.84 magnitudes, with the primary component being approximately 86.3 times brighter than the secondary.
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 19255+1948

Property Value
Star System Identifier 19255+1948
System Type Triple Star System
Primary Star 4 Vul
Right Ascension (RA) 19.42458 (19h 25m 28s")
Declination (Dec) 19.79853 (19° 47' 54s)
Magnitude (Primary) 5.16
Magnitude (Secondary) 10.0
Spectral Type (Primary/Secondary) G9III
Separation (Arcseconds) 27.5
Position Angle 111°
Discovery Year 1831
Last Observed 2016
Primary Proper Motion (Ra, Dec) +093-078
Secondary Proper Motion (Ra, Dec)
Number of Observations 16

19255+1948 Components

ComponentMagnitudeSeparation (arcseconds)Position Angle
AB10.027.5111
AC11.754.0199

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 4 Vul

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Object name19255+1948
Field of view
Limiting magnitude
19255+1948 coordinates19.42458, 19.79853
Center coordinates19.42458, 19.79853

19255+1948 Passage Through Night

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Current position of 19255+1948

Time13:05
Latitude37.3541
Longitude-121.955
19255+1948 elevation-29°
19255+1948 Azimuth25°
Here you can see the current position of the 19255+1948 on the map, as well as its positions for rise and set. This tool allows you to track the 19255+1948's movement throughout the night, providing you with accurate and up-to-date information.

Annual motion of 19255+1948


19255+1948 will be visible until December, 23, 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.
Time
DateThu, 21 May 2026
Twighlight start19:55
Twighlight end02:02
Twighlight duration6h 7m
Rise19:34
Set09:39
Elevation at transit72°
Transit time02:36
Equatorial coordinatesRA: 19h 25m 28s", Dec: 19° 47' 54s
Magnitude5
ConstellationVulpecula
The graph illustrates the annual visibility pattern of a 19255+1948, 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 19255+1948 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.
You can also view detailed visibility information in a dedicated table, including exact rise, transit, and set times for each date.

Astrometric & Physical Parameters of 19255+1948

Coordinates & Visibility

Right Ascension19.42458°
Declination19.79853°
Magnitude5.16
ConstellationVulpecula
Elevation-28.8°
Azimuth25.2°