HR1670

Altitude: -5.3° Azimuth: 331.0° Direction: North-North-West

HR1670 is a multiple star in the constellation of Taurus.

HR1670 visual magnitude is 6.01. Because of its reltive faintness, HR1670 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR1670:

Color of HR1670 ⬤

Magnitude of HR1670 6.01

Class

VISIBILITY RIGHT NOW

HR1670 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -5.3°
Azimuth: 331.0°
Direction: North-North-West

Celestial coordinates and finder chart of HR1670

HR1670 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1670 are provided in the following table:

Right Ascension J2000 05h 09m 45s

Declination J2000 +28° 01’ 50”

Galactic Longitude 176.38°

Galactic Latitude -7.06°

Constellation Taurus

The simplified sky map below shows the position of HR1670 in the sky:

Simplified finder chart for HR1670.

Visibility of HR1670 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR1670 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 62.0° RISE 15:14

Max altitude: 66.6° TRANSIT 0:03

Azimuth: 298.0° SET 8:48

Digitized Sky Survey image of HR1670

The image below is a photograph of HR1670 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR1670 is 0.054 arcsec per year in Right Ascension and -0.06 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

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);

Distance of HR1670 from the Sun and relative movement

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 pc

Distance (light year) 178.34 ly

Heliocentric radial velocity 41 km/s

Proper Motion RA 0.054 arcsec/year

Proper Motion Dec -0.06 arcsec/year

Spectral properties of HR1670

HR1670 belongs to spectral class A5

Absolute magnitude 2.32

Spectral Type A5

Color Index (B-V) 0.27

Temperature of HR1670 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

HR1670 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

Alternative designations of HR1670

Henry Draper Catalogue HD33204

SAO Catalogue SAO76990

Hipparcos Catalogue HIP24019

Durchmusterung Catalogue BD+27 732

FK5 Catalogue 1141

Aitken Double Star Catalogue ADS3730

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