Statements (73)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:star
|
| gptkbp:bfsLayer |
5
|
| gptkbp:bfsParent |
gptkb:Volans_constellation
gptkb:Hevelius_constellation gptkb:Scorpius-Centaurus_association |
| gptkbp:apparent_magnitude |
1.16
+1.16 |
| gptkbp:area |
1.8 times that of the Sun
about 1.8 solar radii |
| gptkbp:average_temperature |
about 1400 K
|
| gptkbp:contains |
gptkb:Pisces_Austrinus
|
| gptkbp:country |
gptkb:Fomalhaut_b
|
| gptkbp:depicted_in |
gptkb:physicist
gptkb:theorem the autumn sky |
| gptkbp:discovered_by |
gptkb:19th_century
|
| gptkbp:distance |
25 light years
|
| gptkbp:exhibition |
irregular brightness variations
spectral variability |
| gptkbp:has_luminosity |
about 16 times that of the Sun
|
| gptkbp:has_spectral_type |
A3 V
|
| gptkbp:has_team |
+0.13, -0.01 arcseconds/year
|
| https://www.w3.org/2000/01/rdf-schema#label |
Fomalhaut
|
| gptkbp:includes |
the Messier catalog
the Bayer designation |
| gptkbp:is_a |
gptkb:star
blue-white star spectroscopic binary star |
| gptkbp:is_approximately |
440 million years old
|
| gptkbp:is_associated_with |
the Fomalhaut b exoplanet
the Fomalhaut planetary system |
| gptkbp:is_considered |
a benchmark for stellar and planetary studies
|
| gptkbp:is_considered_as |
a guide star
a reference point for celestial navigation a benchmark for stellar evolution studies |
| gptkbp:is_discussed_in |
astronomy literature
|
| gptkbp:is_known_for |
its bright appearance
its historical significance in astronomy a planetary system a significant proper motion a planetary disk its debris disk its role in the study of stellar formation. its unique position in the sky |
| gptkbp:is_noted_for |
its brightness and visibility
its high brightness |
| gptkbp:is_often_associated_with |
gptkb:Alpha_Piscis_Austrini
gptkb:organization |
| gptkbp:is_often_used_in |
astrophysical modeling
stellar classification studies |
| gptkbp:is_part_of |
gptkb:Fomalhaut_system
gptkb:the_Milky_Way_galaxy the Hipparcos catalog the HR catalog the local stellar neighborhood the Tycho catalog the SIMBAD database the Washington Double Star Catalog the 2 MASS catalog the brightest stars in the sky the UCAC catalog the Fomalhaut planetary system the GCVS catalog the brightest stars in the southern sky the Fomalhaut system |
| gptkbp:is_studied_in |
gptkb:planet
its planetary system dynamics |
| gptkbp:is_used_in |
navigation by sailors
|
| gptkbp:located_in |
constellation Piscis Austrinus
|
| gptkbp:mass |
about 1.9 solar masses
|
| gptkbp:scientific_classification |
a bright giant star
|
| gptkbp:type_of |
gptkb:star
A-type main-sequence star |