μ1 Cancri (mu1 Cancri)

Above the horizon. Rise: 1:13 | Tran: 9:16 | Set: 17:19

Alt: 4.57° Az: 58.82° Direction: East-North-East

μ1 Cancri is a variable giant star of spectral class M3 in the constellation of Cancer.

μ1 Cancri visual magnitude is 5.99. Because of its faintness, μ1 Cancri 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 μ1 Cancri. The red arrow shows the motion of μ1 Cancri during the next 100000 years (-13.33 arcmin in Right Ascension and -8.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 08h 07m 46s

Declination +22° 33’ 47”

Hour Angle 16h 29m 47s

Sideral Time 00h 37m 33s

J2000

Right Ascension 08h 06m 18s

Declination +22° 38’ 08”

Galactic Coordinates

Galactic Longitude 199.58°

Galactic Latitude 26.05°

Finder Chart

Simplified finder chart for μ1 Cancri (mu1 Cancri).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.99

Class Giant

Absolute magnitude -0.43

Spectral Type M3III

Color Index (B-V) 1.66

Temperature 3568K

The red dot in the diagram below shows where μ1 Cancri is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of μ1 Cancri. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

μ1 Cancri is distant 625.72 light years from the Sun and it is moving far from the Sun at the speed of 26 kilometers per second.

Distance (parsec) 191.94

Distance (light year) 625.72

Radial Speed 26 km/s

Proper Motion RA -0.008 arcsec/y

Proper Motion Dec -0.005"/y

Alternative Designations

Bayer designation μ1 Cancri
(mu1 Cancri)

Flamsteed designation 9 Cancri

Henry Draper Catalogue HD66875

SAO Catalogue SAO79940

Hipparcos Catalogue HIP39659

Durchmusterung Catalogue BD+23 1887

General Catalogue of Variable Stars BL Cnc

Visibility from Your Location

Today's μ1 Cancri (mu1 Cancri) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 67.4° RISE 1:13

Max altitude: 61.1° TRANSIT 9:16

Azimuth: 292.6° SET 17:19

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Cancer