98 Aquarii

98 Aquarii is a hypergiant star in the constellation of Aquarius.

98 Aquarii visual magnitude is 3.97. Because of its moderate brightness, 98 Aquarii should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 98 Aquarii:

Color of 98 Aquarii ⬤

Magnitude of 98 Aquarii 3.97

Class Hypergiant

VISIBILITY RIGHT NOW 98 Aquarii is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of 98 Aquarii

98 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 98 Aquarii are provided in the following table:

Right Ascension J2000 23h 22m 58s

Declination J2000 -20° 06’ 02”

Galactic Longitude 47.35°

Galactic Latitude -68.59°

Constellation Aquarius

The simplified sky map below shows the position of 98 Aquarii in the sky:

Simplified finder chart for 98 Aquarii.

Visibility of 98 Aquarii from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 98 Aquarii rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 110.1° RISE 7:47

Max altitude: 18.4° TRANSIT 11:56

Azimuth: 249.9° SET 16:05

RIGHT NOW 98 Aquarii is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 98 Aquarii

The image below is a photograph of 98 Aquarii from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 98 Aquarii is -0.12 arcsec per year in Right Ascension and -0.096 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of 98 Aquarii. The red arrow shows the motion of 98 Aquarii during the next 1000 years (-2.00 arcmin in Right Ascension and -1.60 arcmin in declination);

Distance of 98 Aquarii from the Sun and relative movement

98 Aquarii is distant 161.87 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

Distance (parsec) 49.65 pc

Distance (light year) 161.87 ly

Heliocentric radial velocity -7 km/s

Proper Motion RA -0.12 arcsec/year

Proper Motion Dec -0.096 arcsec/year

Spectral properties of 98 Aquarii

98 Aquarii belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

Absolute magnitude 0.49

Spectral Type K0III

Color Index (B-V) 1.1

Temperature of 98 Aquarii 4515K

The red dot in the diagram below shows where 98 Aquarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 98 Aquarii. Attribution: Richard Powell / CC BY-SA

Alternative designations of 98 Aquarii

Flamsteed designation 98 Aquarii

Henry Draper Catalogue HD220321

SAO Catalogue SAO191858

Hipparcos Catalogue HIP115438

Durchmusterung Catalogue BD-20 6587

FK5 Catalogue 1612

How to support us

In Evidence

Other stars in Aquarius