1 Puppis

Below the horizon. Rise: 11:43 | Tran: 15:54 | Set: 20:09

Alt: -18.61° Az: 111.98° Direction: East-South-East

1 Puppis is a variable and double supergiant star of spectral class K3 in the constellation of Puppis.

1 Puppis visual magnitude is 4.59. Because of its moderate brightness, 1 Puppis 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.

DSS2 image of 1 Puppis. The red arrow shows the motion of 1 Puppis during the next 10000 years (-2.33 arcmin in Right Ascension and 4.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 44m 34s

Declination -28° 28’ 23”

Hour Angle 17h 55m 22s

Sidereal Time 01h 39m 56s

J2000

Right Ascension 07h 43m 32s

Declination -28° 24’ 39”

Galactic Coordinates

Galactic Longitude 243.88°

Galactic Latitude -2.32°

Finder Chart

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Finder chart for 1 Puppis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.59

Class Supergiant

Absolute magnitude -2.79

Spectral Type K3I

Color Index (B-V) 1.63

Temperature 3608K

The red dot in the diagram below shows where 1 Puppis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 1 Puppis. Attribution: Richard Powell / CC BY-SA

Star System Properties

1 Puppis 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 1 Puppis double sysyem:

Main star magnitude 4.59

Secondary star magnitude 13.49

Magnitude difference 8.9

Separation 26.2 arcsec

Distance, Radial Speed, Proper Motion

1 Puppis is distant 976.05 light years from the Sun and it is moving far from the Sun at the speed of 33 kilometers per second.

Distance (parsec) 299.40

Distance (light year) 976.05

Radial Speed 33 km/s

Proper Motion RA -0.014 arcsec/y

Proper Motion Dec 0.025"/y

Alternative Designations

Flamsteed designation 1 Puppis

Henry Draper Catalogue HD62576

SAO Catalogue SAO174391

Hipparcos Catalogue HIP37648

Durchmusterung Catalogue CD-28 4767

General Catalogue of Variable Stars 3708

Aitken Double Star Catalogue ADS6324

Visibility from Your Location

Today's 1 Puppis rise, transit and set times from Decatur, United States are the following (all times relative to the local timezone America/Chicago):

Azimuth: 118.5° RISE 11:43

Max altitude: 21.7° TRANSIT 15:54

Azimuth: 241.5° SET 20:09

Name:	Decatur, United States
Latitude:	39° 50' 25.1" N
Longitude:	88° 57' 17.3" W
Timezone:	America/Chicago

Set Location

Other stars in Puppis