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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 4:42 
Transit: 12:58 
Sunset: 21:15
sunny   (Daytime)   What's Visible Now?

ψ1 Aquarii (psi1 Aquarii)

Below the horizon.  Rise: 1:31 | Tran: 6:43 | Set: 11:55
Altitude: -37.7°   Azimuth: 310.6°   Direction: North-West

ψ1 Aquarii is a multiple hypergiant star of spectral class K0 in the constellation of Aquarius.

ψ1 Aquarii visual magnitude is 4.21. Because of its moderate brightness, ψ1 Aquarii is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Celestial coordinates and finder chart of ψ1 Aquarii

Finder chart ψ1 Aquarii (psi1 Aquarii) star
Simplified finder chart for ψ1 Aquarii (psi1 Aquarii).

ψ1 Aquarii is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of ψ1 Aquarii are provided in the following table:

23h 15m 53s
-09° 05’ 16”
67.07°
-61.11°
Aquarius
Image of ψ1 Aquarii (psi1 Aquarii) star
DSS2 image of ψ1 Aquarii. The red arrow shows the motion of ψ1 Aquarii during the next 1000 years (6.20 arcmin in Right Ascension and -0.27 arcmin in declination);

Key facts about ψ1 Aquarii

4.21
Hypergiant

and has a luminosity class of III corresponding to a hypergiant star.

0.92
K0III
4493K

The red dot in the diagram below shows where ψ1 Aquarii is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ψ1 Aquarii. Attribution: Richard Powell / CC BY-SA

ψ1 Aquarii star system properties

ψ1 Aquarii is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ψ1 Aquarii double sysyem:

4.21
9.01
4.8
49.2 arcsec

Distance of ψ1 Aquarii from the Sun and relative movement

ψ1 Aquarii is distant 148.38 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

45.52 pc
148.38 ly
-26 km/s
0.372 arcsec/year
-0.016 arcsec/year

Alternative designations of ψ1 Aquarii

ψ1 Aquarii
(psi1 Aquarii)
SAO146598
SAO146598
Gl 893.2A

Visibility of ψ1 Aquarii from your location

Today's ψ1 Aquarii (psi1 Aquarii) rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 99.1°
Max altitude: 29.4°
Azimuth: 260.9°