Statements (61)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:star
|
| gptkbp:associated_with |
gptkb:Cygnus_constellation
|
| gptkbp:contains |
a black hole
|
| gptkbp:contains_star |
gptkb:main-sequence_star
|
| gptkbp:discovered_by |
gptkb:Bruce_Balick
|
| gptkbp:discovery_year |
gptkb:1971
|
| gptkbp:distance_from_earth |
approximately 6,000 light years
|
| gptkbp:has_companion |
a star that is losing mass
|
| gptkbp:has_variations |
in brightness
in X-ray emissions |
| gptkbp:has_xray_flare |
during certain periods
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cygnus X-5
|
| gptkbp:is_a |
X-ray source
stellar-mass black hole system |
| gptkbp:is_associated_with |
high-energy astrophysics research
the study of cosmic rays the field of high-energy astrophysics |
| gptkbp:is_considered |
a benchmark for future studies
a key object in astrophysics a significant source of X-rays a prototype for black hole binaries a significant object in the field of astronomy an important target for research |
| gptkbp:is_known_for |
its strong X-ray emissions
its contribution to the understanding of black holes. its role in understanding black holes |
| gptkbp:is_known_to |
a complex emission spectrum
a variable light curve |
| gptkbp:is_located_in |
gptkb:the_Milky_Way_galaxy
|
| gptkbp:is_monitored_by |
various observatories
changes in its X-ray output its X-ray activity |
| gptkbp:is_noted_for |
its high-energy emissions
|
| gptkbp:is_observed_in |
gptkb:NASA's_Chandra_X-ray_Observatory
X-ray wavelengths ground-based telescopes multiple wavelengths |
| gptkbp:is_part_of |
the study of cosmic phenomena
the Cygnus constellation region the Cygnus X-ray binary group the Cygnus X-ray region the Cygnus constellation's X-ray sources the broader study of X-ray astronomy the catalog of X-ray binaries the catalog of astronomical objects the study of X-ray binaries |
| gptkbp:is_studied_for |
understanding black hole formation
its interaction with its companion star its mass and distance measurements |
| gptkbp:is_studied_in |
multiple space telescopes
|
| gptkbp:is_used_in |
studies of stellar evolution
|
| gptkbp:lighting |
varies significantly
|
| gptkbp:located_in |
constellation Cygnus
|
| gptkbp:mass |
approximately 10 solar masses
|
| gptkbp:notable_exhibitions |
periodic outbursts
outbursts of X-ray activity |
| gptkbp:orbital_period |
about 5.6 days
|
| gptkbp:sensor |
in the 1970s
|
| gptkbp:type |
gptkb:supermassive_black_hole
|
| gptkbp:bfsParent |
gptkb:Cygnus
|
| gptkbp:bfsLayer |
5
|