|
gptkbp:instance_of
|
gptkb:star
|
|
gptkbp:age
|
approximately 1 billion years
|
|
gptkbp:apparent_magnitude
|
4.9
|
|
gptkbp:average_temperature
|
approximately 4,800 K
|
|
gptkbp:contains_star
|
yes
|
|
gptkbp:declination
|
+30° 00' 00"
|
|
gptkbp:distance_from_earth
|
approximately 50 light years
|
|
gptkbp:has_color
|
1.4
|
|
gptkbp:has_historical_significance
|
yes
|
|
gptkbp:has_luminosity
|
approximately 200 times that of the Sun
|
|
gptkbp:has_mechanic
|
-0.01 arcseconds/year
-0.02 arcseconds/year
|
|
gptkbp:has_spectral_type
|
gptkb:K3_III
|
|
gptkbp:has_title
|
also known as 24 Boötis
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Phi Boötis
|
|
gptkbp:included
|
astronomical databases
star charts
|
|
gptkbp:is_a
|
gptkb:Giant
|
|
gptkbp:is_analyzed_in
|
stellar composition
|
|
gptkbp:is_associated_with
|
stellar navigation
mythology of Boötes constellation
|
|
gptkbp:is_considered
|
stellar dynamics
|
|
gptkbp:is_involved_in
|
stellar evolution
|
|
gptkbp:is_located_in
|
constellation Boötes
|
|
gptkbp:is_monitored_by
|
amateur astronomers
|
|
gptkbp:is_noted_for
|
its brightness variability
|
|
gptkbp:is_observed_in
|
telescopes
optical astronomy
light curve analysis
|
|
gptkbp:is_part_of
|
gptkb:Milky_Way
multiple star system
star formation regions
stellar clusters
star catalogues
constellation mapping
stellar catalogs
|
|
gptkbp:is_referenced_in
|
astronomy literature
|
|
gptkbp:is_studied_for
|
stellar atmospheres
|
|
gptkbp:is_studied_in
|
astrophysics
|
|
gptkbp:is_used_in
|
astrophysical models
stellar classification
navigation by astronomers
|
|
gptkbp:is_visible_from
|
gptkb:Northern_Hemisphere
gptkb:true
|
|
gptkbp:lighting
|
moderate
|
|
gptkbp:mass
|
approximately 2 times that of the Sun
|
|
gptkbp:named_after
|
Greek letter Phi
|
|
gptkbp:orbital_period
|
not applicable
|
|
gptkbp:right_ascension
|
14h 30m 00s
|
|
gptkbp:scientific_classification
|
gptkb:star
|
|
gptkbp:speed
|
-10 km/s
|
|
gptkbp:bfsParent
|
gptkb:Boötes
|
|
gptkbp:bfsLayer
|
6
|