HR1188

HR1188 is a variable and double main-sequence star in the constellation of Taurus.

HR1188 visual magnitude is 5.26. Because of its reltive faintness, HR1188 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 HR1188:

Color of HR1188 ⬤

Magnitude of HR1188 5.26

Class Main-sequence

VISIBILITY RIGHT NOW HR1188 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR1188

HR1188 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 HR1188 are provided in the following table:

Right Ascension J2000 03h 50m 18s

Declination J2000 +25° 34’ 45”

Galactic Longitude 166.1°

Galactic Latitude -21.93°

Constellation Taurus

The simplified sky map below shows the position of HR1188 in the sky:

Simplified finder chart for HR1188.

Visibility of HR1188 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 HR1188 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: 64.4° RISE 3:42

Max altitude: 64.1° TRANSIT 12:07

Azimuth: 295.6° SET 20:32

RIGHT NOW HR1188 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1188

The image below is a photograph of HR1188 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 HR1188 is 0.038 arcsec per year in Right Ascension and -0.109 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR1188. The red arrow shows the motion of HR1188 during the next 1000 years (0.63 arcmin in Right Ascension and -1.82 arcmin in declination);

Distance of HR1188 from the Sun and relative movement

HR1188 is distant 192.22 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 58.96 pc

Distance (light year) 192.22 ly

Heliocentric radial velocity 4 km/s

Proper Motion RA 0.038 arcsec/year

Proper Motion Dec -0.109 arcsec/year

Spectral properties of HR1188

HR1188 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 1.41

Spectral Type A2V

Color Index (B-V) 0.21

Temperature of HR1188 8086K

The red dot in the diagram below shows where HR1188 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1188. Attribution: Richard Powell / CC BY-SA

HR1188 star system properties

HR1188 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR1188 double sysyem:

Main star magnitude 5.26

Secondary star magnitude 5.66

Magnitude difference 0.4

Separation 0.7 arcsec

Alternative designations of HR1188

Henry Draper Catalogue HD23985

SAO Catalogue SAO76256

Hipparcos Catalogue HIP17954

Durchmusterung Catalogue BD+25 624

General Catalogue of Variable Stars 1366

Aitken Double Star Catalogue ADS2799

In Evidence

Other stars in Taurus