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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 23479-0246 Observation Details

23479-0246

23479-0246 Daily Motion

23479-0246 will be visible throughout the entire night. It will rise at 18:25, just before twilight begins, and will be at 19° when twilight starts at 20:05. It will reach its transit at 50° at 00:16, and will fade away as twilight ends at 03:39, being at 28° elevation.
23479-0246 will be visible until January, 31, 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.

23479-0246 Visibility Timetable on August 31

23479-0246 Rise and Set Timetable

TimeElevation
Moon Rise, 46.4% illuminated11:58-55°
23479-0246 rise18:25
Astrosession begin19:109°
Moon Set21:1933°
23479-0246 transit00:1650°
Astrosession end03:0634°
Civil sunrise04:1122°
Sunrise04:3917°
23479-0246 set06:07

Track 23479-0246 Position Throughout the Night

← Sun, 31 August 2025 →

Elevation (degrees)
Time
Altitude
Azimuth
Shift the map to change the time and observe 23479-0246 changing position in the night sky.

Where is 23479-0246 right now?

23479-0246 is located in the constellation Pisces, at right ascension 23h 47m 56s" and declination -2° 45' 41s. At the current time, it is above the horizon at an altitude of 19 degrees toward the west-southwest from your location, with an apparent magnitude of 5.59.

23479-0246 Star System Description

23479-0246 is Triple Star System located in constellation Pisces at coordinates RA: 23h 47m 56s", Dec: -2° 45' 41s.
The primary component has a magnitude of 5.59, while the secondary component has a magnitude of 9.83. They are separated by 2.9 arcminutes at a position angle of 285 degrees. The brightness difference between the two components is 4.24 magnitudes, with the primary component being approximately 49.7 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 23479-0246

Property Value
Star System Identifier 23479-0246
System Type Triple Star System
Primary Star 20 Psc
Right Ascension (RA) 23.79903 (23h 47m 56s")
Declination (Dec) -2.76158 (-2° 45' 41s)
Magnitude (Primary) 5.59
Magnitude (Secondary) 9.83
Spectral Type (Primary/Secondary) G8III
Separation (Arcseconds) 172.7
Position Angle 285°
Discovery Year 1824
Last Observed 2014
Primary Proper Motion (Ra, Dec) +095+006
Secondary Proper Motion (Ra, Dec) +049-062
Number of Observations 15

23479-0246 Components

ComponentMagnitudeSeparation (arcseconds)Position Angle
AB9.83172.7285
BC14.0252.2278

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 20 Psc

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Object name23479-0246
Field of view
Limiting magnitude
23479-0246 coordinates23.79903, -2.76158
Center coordinates23.79903, -2.76158

23479-0246 Passage Through Night

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Current position of 23479-0246

Time20:05
Latitude37.3541
Longitude-121.955
23479-0246 elevation19°
23479-0246 Azimuth-109°
Here you can see the current position of the 23479-0246 on the map, as well as its positions for rise and set. This tool allows you to track the 23479-0246's movement throughout the night, providing you with accurate and up-to-date information.

Annual motion of 23479-0246

Time
DateMon, 1 September 2025
Twighlight start19:08
Twighlight end03:04
Twighlight duration8h 57m
Rise18:22
Set06:03
Elevation at transit50°
Transit time00:12
Equatorial coordinatesRA: 23h 47m 56s", Dec: -2° 45' 41s
Magnitude6
ConstellationPisces
The graph illustrates the annual visibility pattern of a 23479-0246, 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 23479-0246 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.

Astrometric & Physical Parameters of 23479-0246

Coordinates & Visibility

Right Ascension23.79903°
Declination-2.76158°
Magnitude5.59
ConstellationPisces
Elevation19.4°
Azimuth-109.5°