HR1670

Below the horizon. Rise: 4:38 | Tran: 10:36 | Set: 16:34

Alt: -53.39° Az: 37.84° Direction: North-East

HR1670 is a multiple star of spectral class A5 in the constellation of Taurus.

HR1670 visual magnitude is 6.01. Because of its faintness, HR1670 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 HR1670. The red arrow shows the motion of HR1670 during the next 10000 years (9.00 arcmin in Right Ascension and -10.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 05h 11m 21s

Declination +28° 03’ 39”

Hour Angle 13h 37m 59s

Sidereal Time 18h 49m 20s

J2000

Right Ascension 05h 09m 45s

Declination +28° 01’ 50”

Galactic Coordinates

Galactic Longitude 176.38°

Galactic Latitude -7.06°

Finder Chart

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Finder chart for HR1670.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.01

Class

Absolute magnitude 2.32

Spectral Type A5

Color Index (B-V) 0.27

Temperature 7658K

The red dot in the diagram below shows where HR1670 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1670. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR1670 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR1670 double sysyem:

Main star magnitude 6.01

Secondary star magnitude 8.51

Magnitude difference 2.5

Separation 11.6 arcsec

Distance, Radial Speed, Proper Motion

HR1670 is distant 178.34 light years from the Sun and it is moving far from the Sun at the speed of 41 kilometers per second.

Distance (parsec) 54.70

Distance (light year) 178.34

Radial Speed 41 km/s

Proper Motion RA 0.054 arcsec/y

Proper Motion Dec -0.06"/y

Alternative Designations

Henry Draper Catalogue HD33204

SAO Catalogue SAO76990

Hipparcos Catalogue HIP24019

Durchmusterung Catalogue BD+27 732

FK5 Catalogue 1141

Aitken Double Star Catalogue ADS3730

Visibility from Your Location

Today's HR1670 rise, transit and set times from Cayambe, Ecuador are the following (all times relative to the local timezone America/Guayaquil):

Azimuth: 61.9° RISE 4:38

Max altitude: 62.0° TRANSIT 10:36

Azimuth: 298.1° SET 16:34

Name:	Cayambe, Ecuador
Latitude:	0° 2' 27.0" N
Longitude:	78° 8' 42.7" W
Timezone:	America/Guayaquil

Set Location

Other stars in Taurus