Statements (89)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:medical_imaging
gptkb:star |
| gptkbp:accretion_rate |
high accretion rate
|
| gptkbp:associated_with |
gptkb:Centaurus_constellation
Gamma-ray bursts |
| gptkbp:collaborations |
involved in international research efforts
|
| gptkbp:components |
neutron star and companion star
|
| gptkbp:conducts_research_on |
black hole formation
|
| gptkbp:contains_star |
gptkb:Yes
|
| gptkbp:coordinates |
gptkb:Milky_Way_galaxy
|
| gptkbp:discovered_by |
gptkb:NASA
|
| gptkbp:discovery |
X-ray astronomy
|
| gptkbp:discovery_year |
gptkb:1971
|
| gptkbp:distance_from_earth |
about 50,000 light years
|
| gptkbp:file_system |
gptkb:Yes
present |
| gptkbp:first_appearance |
gptkb:1971
|
| gptkbp:has_luminosity |
approximately 10^38 watts
influences the evolution of both stars |
| gptkbp:has_spectral_type |
O-type star
|
| gptkbp:has_variations |
gptkb:Yes
|
| gptkbp:historical_significance |
first X-ray binary discovered
|
| https://www.w3.org/2000/01/rdf-schema#label |
Centaurus X-30
|
| gptkbp:impact |
contributed to understanding of black holes and neutron stars
|
| gptkbp:is_analyzed_in |
accretion processes
|
| gptkbp:is_associated_with |
gptkb:supernova_remnants
stellar explosions |
| gptkbp:is_atype_of |
compact binary system
|
| gptkbp:is_considered |
a key object in astrophysics
a strong X-ray source a prototype for studying black holes. |
| gptkbp:is_known_for |
high-energy astrophysics
its variability in X-ray emissions |
| gptkbp:is_located_near |
Centaurus A galaxy
|
| gptkbp:is_monitored_by |
various observatories
gravitational wave signals |
| gptkbp:is_observed_in |
gptkb:Chandra_X-ray_Observatory
gptkb:XMM-Newton multiple wavelengths |
| gptkbp:is_part_of |
gptkb:the_Milky_Way_galaxy
the Centaurus constellation the study of black hole mergers X-ray astronomy research Galactic Center region X-ray binary catalog |
| gptkbp:is_related_to |
other X-ray binaries
|
| gptkbp:is_studied_for |
cosmic rays
stellar evolution stellar mass black holes |
| gptkbp:is_visible_from |
gptkb:Yes
|
| gptkbp:lighting |
gptkb:Yes
variable strong approximately 10^38 watts characteristic of the system |
| gptkbp:located_in |
gptkb:Centaurus_constellation
|
| gptkbp:mass |
greater than 10 solar masses
about 1.4 solar masses occurs in the system |
| gptkbp:migration |
occurs between stars
|
| gptkbp:notable_feature |
high-energy X-ray emissions
|
| gptkbp:observed_variability |
high
|
| gptkbp:orbital_period |
about 5.5 days
|
| gptkbp:photography |
gptkb:Hubble_Space_Telescope
|
| gptkbp:power_source |
gravitational energy from accretion
|
| gptkbp:primary_star_type |
gptkb:Supernova
gptkb:supermassive_black_hole |
| gptkbp:research |
important for studying neutron stars
difficult to observe in optical wavelengths used in studies of stellar evolution |
| gptkbp:research_importance |
important for astrophysics
|
| gptkbp:secondary_star_type |
gptkb:main-sequence_star
|
| gptkbp:sensor |
in 1971
|
| gptkbp:system |
similar to other X-ray binaries
|
| gptkbp:type |
gptkb:supermassive_black_hole
gptkb:star |
| gptkbp:x-ray_astronomy_history |
pioneering object in the field.
|
| gptkbp:x-ray_binaries |
one of the brightest
|
| gptkbp:x-ray_binaries_research |
important for understanding binary star evolution
|
| gptkbp:x-ray_binary_classification |
classified as a persistent X-ray source
|
| gptkbp:x-ray_detection |
first detected in the early 1970s
|
| gptkbp:x-ray_emission_mechanism |
due to accretion onto neutron star
|
| gptkbp:x-ray_flare |
frequent
|
| gptkbp:x-ray_light_curves |
used to analyze the system's behavior
|
| gptkbp:x-ray_observations |
contributed to the field of high-energy astrophysics
|
| gptkbp:x-ray_outbursts |
observed during studies
|
| gptkbp:x-ray_source |
persistent X-ray source
|
| gptkbp:x-ray_spectroscopy |
used to study the system
|
| gptkbp:x-ray_spectrum |
hard X-ray spectrum
|