Ukdah - ι Hydrae (iota Hydrae)

Below the horizon. Rise: 10:59 | Tran: 16:54 | Set: 22:52

Alt: -25.04° Az: 71.52° Direction: South-West

Ukdah, also designated as ι Hydrae (iota Hydrae), is a variable giant star of spectral class K2 in the constellation of Hydra.

Ukdah visual magnitude is 3.91. Because of its moderate brightness, Ukdah 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.

Image of Ukdah - ι Hydrae (iota Hydrae) star

DSS2 image of Ukdah. The red arrow shows the motion of Ukdah during the next 10000 years (8.17 arcmin in Right Ascension and -10.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 09h 41m 09s

Declination -01° 15’ 32”

Hour Angle 15h 57m 01s

Sidereal Time 01h 38m 11s

J2000

Right Ascension 09h 39m 51s

Declination -01° 08’ 34”

Galactic Coordinates

Galactic Longitude 236.49°

Galactic Latitude 35.98°

Finder Chart

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Finder chart for Ukdah - ι Hydrae (iota Hydrae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.91

Class Giant

Absolute magnitude -0.73

Spectral Type K2III

Color Index (B-V) 1.32

Temperature 4086K

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

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

Distance, Radial Speed, Proper Motion

Ukdah is distant 275.57 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

Distance (parsec) 84.53

Distance (light year) 275.57

Radial Speed 23 km/s

Proper Motion RA 0.049 arcsec/y

Proper Motion Dec -0.064"/y

Alternative Designations

Proper Name Ukdah

Bayer designation ι Hydrae
(iota Hydrae)

Flamsteed designation 35 Hydrae

Henry Draper Catalogue HD83618

SAO Catalogue SAO137035

Hipparcos Catalogue HIP47431

Durchmusterung Catalogue BD-00 2231

FK5 Catalogue 1250

General Catalogue of Variable Stars 4568

Visibility from Your Location

Today's Ukdah - ι Hydrae (iota Hydrae) rise, transit and set times from Clarksville, United States are the following (all times relative to the local timezone America/New_York):

Azimuth: 91.3° RISE 10:59

Max altitude: 52.1° TRANSIT 16:54

Azimuth: 268.7° SET 22:52

Name:	Clarksville, United States
Latitude:	36° 37' 26.4" N
Longitude:	78° 33' 24.8" W
Timezone:	America/New_York

Set Location

Other stars in Hydra