|
gptkbp:instance_of
|
gptkb:star
|
|
gptkbp:age
|
approximately 5 billion years
nan
|
|
gptkbp:apparent_magnitude
|
5.25
|
|
gptkbp:average_temperature
|
about 4,800 K
|
|
gptkbp:contains_star
|
gptkb:83_Lyrae_A
gptkb:83_Lyrae_B
|
|
gptkbp:coordinates
|
l = 60°, b = +20°
|
|
gptkbp:country
|
nan
|
|
gptkbp:declination
|
+32° 25′ 00″
|
|
gptkbp:distance
|
5.0
|
|
gptkbp:distance_from_earth
|
approximately 50 light years
|
|
gptkbp:has_color
|
0.6
+1.2
|
|
gptkbp:has_historical_significance
|
notable for its binary nature
|
|
gptkbp:has_luminosity
|
about 70 times that of the Sun
|
|
gptkbp:has_mechanic
|
-0.12 arcseconds/year
-0.020 mas/yr
+0.15 arcseconds/year
|
|
gptkbp:has_orbital_separation
|
approximately 100 AU
|
|
gptkbp:has_radius
|
about 12 times that of the Sun
|
|
gptkbp:has_spectral_type
|
gptkb:K0_III
K-type stars
|
|
gptkbp:has_title
|
nan
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
83 Lyrae
|
|
gptkbp:included
|
the Yale Bright Star Catalog
the SIMBAD astronomical database
|
|
gptkbp:is_a_member_of
|
the Galactic disk
|
|
gptkbp:is_a_part_of_the_celestial_sphere
|
nan
|
|
gptkbp:is_a_part_of_the_galactic_structure
|
nan
|
|
gptkbp:is_a_part_of_the_hertzsprung-russell_diagram
|
nan
|
|
gptkbp:is_a_part_of_the_stellar_catalog
|
of the American Association of Variable Star Observers
|
|
gptkbp:is_a_reference_for
|
celestial navigation
stellar distance measurements
|
|
gptkbp:is_a_source_of
|
stellar wind
|
|
gptkbp:is_a_subject_of
|
astrophysics research
stellar classification studies
photometric studies
|
|
gptkbp:is_approximately
|
90 light years away
|
|
gptkbp:is_associated_with
|
the Lyra constellation's mythology
|
|
gptkbp:is_known_for
|
its brightness variability
|
|
gptkbp:is_located_in
|
constellation Lyra
|
|
gptkbp:is_observed_in
|
optical astronomy
various astronomical surveys
|
|
gptkbp:is_part_of
|
gptkb:Hertzsprung-Russell_diagram
gptkb:Lyra_constellation
gptkb:Milky_Way_galaxy
stellar catalogues
local stellar neighborhood
|
|
gptkbp:is_part_of_the_local_group_of_stars
|
nan
|
|
gptkbp:is_referenced_in
|
astronomical databases
|
|
gptkbp:is_studied_for
|
stellar evolution patterns
|
|
gptkbp:is_studied_in
|
astrophysics
|
|
gptkbp:is_used_in
|
stellar evolution studies
|
|
gptkbp:is_visible_from
|
yes
nan
|
|
gptkbp:known_as
|
HR 6882
|
|
gptkbp:mass
|
nan
about 2 times that of the Sun
|
|
gptkbp:metallicity
|
[ Fe/ H] = -0.2
|
|
gptkbp:notable_galaxies
|
nan
|
|
gptkbp:notable_nominees
|
stellar population studies
stellar activity studies
|
|
gptkbp:orbital_period
|
approximately 1000 years
|
|
gptkbp:right_ascension
|
-0.020 mas/yr
18h 54m 24s
|
|
gptkbp:scientific_classification
|
a red giant star
|
|
gptkbp:speed
|
-15 km/s
about 2 km/s
|
|
gptkbp:system
|
yes
nan
|
|
gptkbp:targets
|
amateur astronomers
exoplanet searches
|
|
gptkbp:vision
|
nan
|