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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:46 
Transit: 13:03 
Sunset: 21:19
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Space Probes » 

Pioneer 11

Below the horizon.  Rise: 20:19 | Tran: 1:37 | Set: 6:51
Alt: -13.79°   Az: 273.37°   Direction: South-West

Pioneer 11 is in the constellation of Scutum, at a distance of 17,058,622,684.0 kilometers from Earth. The current Right Ascension is 18h 58m 43s and the Declination is -08° 40’ 55” (apparent coordinates).

Finder Charts

The sky charts below show, at different resolutions, the position of Pioneer 11 in the sky. Click on each chart to access the interactive star map tool.

Star map showing the position of Pioneer 11 in the constellation of Scutum on F, d Y. Field of view: 50x30 degrees. View interactive star map.
Star map showing the position of Pioneer 11 in the constellation of Scutum on F, d Y. Field of view: 15x9 degrees. View in interactive star map.

The following map uses photographic imagery from the Digitized Sky Survey (DSS) to realistically visualize the precise position of Pioneer 11 against the stars in the background. The horizontal size of the map measures 60 arcminutes. Click on the image to access a more detailed full-screen view.

Pioneer 11
RA: 18h 57m 20s
Dec: -08° 43’ 03”
Simplified high-resolution deep sky chart showing the current position of Pioneer 11. Field of view: 60 x 40 arcminutes. Go to the dedicated page

Equatorial Coordinates

Apparent

18h 58m 43s
-08° 40’ 55”
06h 45m 05s
01h 43m 48s

J2000

18h 57m 20s
-08° 43’ 03”

Additional Information

Scutum

Rise and Set Times

The following table lists today's rise, transit and set times of Pioneer 11 from Greenwich, UK (all times relative to the local timezone Europe/London):

Azimuth: 98.7°
Max altitude: 29.8°
Azimuth: 261.3°

If you need to access this information frequently for your observations, you can create a simple customized Quick Access page, so that you can easily bookmark it in your browser favorites or add a shortcut to your mobile phones' home screen.

Distance from Earth

The distance of Pioneer 11 from Earth is currently 17,058,622,684.0 kilometers, equivalent to 114.0298495171 Astronomical Units. Light takes 15h 48m 21.440s to travel from Pioneer 11 and arrive to us.

17,058,622,684.0
114.0298495171
15h 48m 21.440s

The following graph shows the distance of Pioneer 11 from Earth as a function of time. In the chart the distance is measured in Astronomical Units and the data is sampled with an interval of 1 day.

Chart of the distance of Pioneer 11 from Earth in Astronomical Units (au)
Note: The values in this chart may not be entirely accurate around the time of closest approach for objects passing very close to Earth at high speed (e.g., Near-Earth Objects).

The value of the distance of Pioneer 11 from Earth is also available as a real time updated value in the live position tracker.

Closest Approach to Earth

In the period between January 1, 2013 and December 31, 2049, the closest approach of Pioneer 11 to Earth happened on Monday 10 June 2013 at a distance of 85.782159 Astronomical Units, or 12,832,828,327 kilometers:

Monday 10 June 2013
12,832,828,327
85.782159

Note: the values for the closest approach are computed with a sampling interval of 1 day.

Orbit Visualization

The following chart is a 3D animated visualization of the orbit of Pioneer 11 relative to the other major objects in the Solar System.

15 Days Ephemeris

The following table lists the ephemerides of Pioneer 11 computed for the past and next 7 days, with a 24 hours interval. Apparent celestial coordinates are provided.

Date Right AscensionR.A. DeclinationDec. MagnitudeMag Constellation
Jun 20 2025 18h 58m 58s -08° 40’ 44” N.A. Scutum
Jun 21 2025 18h 58m 56s -08° 40’ 45” N.A. Scutum
Jun 22 2025 18h 58m 54s -08° 40’ 46” N.A. Scutum
Jun 23 2025 18h 58m 52s -08° 40’ 47” N.A. Scutum
Jun 24 2025 18h 58m 50s -08° 40’ 49” N.A. Scutum
Jun 25 2025 18h 58m 48s -08° 40’ 50” N.A. Scutum
Jun 26 2025 18h 58m 46s -08° 40’ 52” N.A. Scutum
Jun 27 2025 18h 58m 44s -08° 40’ 55” N.A. Scutum
Jun 28 2025 18h 58m 42s -08° 40’ 57” N.A. Scutum
Jun 29 2025 18h 58m 40s -08° 40’ 59” N.A. Scutum
Jun 30 2025 18h 58m 38s -08° 41’ 02” N.A. Scutum
Jul 01 2025 18h 58m 36s -08° 41’ 04” N.A. Scutum
Jul 02 2025 18h 58m 35s -08° 41’ 07” N.A. Scutum
Jul 03 2025 18h 58m 33s -08° 41’ 09” N.A. Scutum

Additional Resources on TheSkyLive