30 Persei

Above the horizon. Rise: 1:04 | Tran: 9:58 | Set: 18:52

Alt: 10.81° Az: 317.34° Direction: South-South-West

30 Persei is a main-sequence star of spectral class B8 in the constellation of Perseus.

30 Persei visual magnitude is 5.47. Because of its faintness, 30 Persei 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.

DSS2 image of 30 Persei. The red arrow shows the motion of 30 Persei during the next 10000 years (5.33 arcmin in Right Ascension and -4.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 19m 30s

Declination +44° 07’ 00”

Hour Angle 07h 28m 00s

Sidereal Time 10h 47m 31s

J2000

Right Ascension 03h 17m 47s

Declination +44° 01’ 29”

Galactic Coordinates

Galactic Longitude 148.85°

Galactic Latitude -11.36°

Finder Chart

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Finder chart for 30 Persei.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.47

Class Main-sequence

Absolute magnitude -1.01

Spectral Type B8V

Color Index (B-V) -0.06

Temperature 10941K

The red dot in the diagram below shows where 30 Persei is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 30 Persei. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

30 Persei is distant 644.27 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

Distance (parsec) 197.63

Distance (light year) 644.27

Radial Speed -1 km/s

Proper Motion RA 0.032 arcsec/y

Proper Motion Dec -0.029"/y

Alternative Designations

Flamsteed designation 30 Persei

Henry Draper Catalogue HD20315

SAO Catalogue SAO38704

Hipparcos Catalogue HIP15338

Durchmusterung Catalogue BD+43 674

Visibility from Your Location

Today's 30 Persei rise, transit and set times from McMinnville, United States are the following (all times relative to the local timezone America/Chicago):

Azimuth: 45.9° RISE 1:04

Max altitude: 81.6° TRANSIT 9:58

Azimuth: 314.1° SET 18:52

Name:	McMinnville, United States
Latitude:	35° 41' 0.2" N
Longitude:	85° 46' 12.0" W
Timezone:	America/Chicago

Set Location

Other stars in Perseus