ι Microscopii (iota Microscopii)

Above the horizon. Rise: 21:01 | Tran: 3:04 | Set: 9:08

Alt: 35.59° Az: 213.35° Direction: South-West

ι Microscopii is a double sub-giant star of spectral class F1 in the constellation of Microscopium.

ι Microscopii visual magnitude is 5.11. Because of its faintness, ι Microscopii is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of ι Microscopii (iota Microscopii) star

DSS2 image of ι Microscopii. The red arrow shows the motion of ι Microscopii during the next 1000 years (3.08 arcmin in Right Ascension and -1.77 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 50m 11s

Declination -43° 53’ 35”

Hour Angle 02h 33m 21s

Sidereal Time 23h 23m 33s

J2000

Right Ascension 20h 48m 29s

Declination -43° 59’ 18”

Galactic Coordinates

Galactic Longitude 356.83°

Galactic Latitude -39.02°

Finder Chart

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Finder chart for ι Microscopii (iota Microscopii).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.11

Class Sub-giant

Absolute magnitude 2.04

Spectral Type F1IV

Color Index (B-V) 0.35

Temperature 7158K

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

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

Star System Properties

ι Microscopii is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the ι Microscopii double sysyem:

Main star magnitude 5.11

Secondary star magnitude 15.51

Magnitude difference 10.4

Separation 4.3 arcsec

Distance, Radial Speed, Proper Motion

ι Microscopii is distant 133.88 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

Distance (parsec) 41.07

Distance (light year) 133.88

Radial Speed -15 km/s

Proper Motion RA 0.185 arcsec/y

Proper Motion Dec -0.106"/y

Alternative Designations

Bayer designation ι Microscopii
(iota Microscopii)

Henry Draper Catalogue HD197937

SAO Catalogue SAO230379

Hipparcos Catalogue HIP102693

Durchmusterung Catalogue CD-4414145

Gliese Catalogue Gl 808.1

FK5 Catalogue 1542

Visibility from Your Location

Today's ι Microscopii (iota Microscopii) rise, transit and set times from Baños, Ecuador are the following (all times relative to the local timezone America/Guayaquil):

Azimuth: 133.9° RISE 21:01

Max altitude: 47.5° TRANSIT 3:04

Azimuth: 226.1° SET 9:08

Name:	Baños, Ecuador
Latitude:	1° 23' 49.2" S
Longitude:	78° 25' 22.4" W
Timezone:	America/Guayaquil

Set Location

Other stars in Microscopium