Statements (153)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:Supernova
|
| gptkbp:associated_with |
cosmic rays
the death of a massive star the Tarantula Nebula |
| gptkbp:astronomical_observations |
pioneered new astronomical observations methods
|
| gptkbp:astrophysical_implications |
significant astrophysical implications
|
| gptkbp:barrel_type |
gptkb:Type_II_supernova
|
| gptkbp:bomb_load |
10^51 ergs
about 1.5 x 10^51 ergs |
| gptkbp:brightness_peak |
magnitude 3.0
|
| gptkbp:chemical_elements |
produced heavy elements like iron
|
| gptkbp:chemical_elements_produced |
carbon, oxygen, iron
|
| gptkbp:collaboration |
gptkb:NASA_and_ESA
international research teams international collaboration of astronomers collaboration with various observatories |
| gptkbp:collaborations |
led to collaborative research efforts globally
collaborative studies conducted |
| gptkbp:collapsar_model |
supports the collapsar model of supernovae
|
| gptkbp:collapsar_theory |
related to collapsar theory
|
| gptkbp:community |
significant impact on the scientific community
|
| gptkbp:community_outreach |
featured in outreach programs
|
| gptkbp:conference |
discussed in scientific conferences
featured in numerous scientific conferences |
| gptkbp:cosmic_ray_production |
related to cosmic ray production
|
| gptkbp:cosmological_distance |
used to measure cosmological distances
|
| gptkbp:cosmological_importance |
provides insights into cosmic distances
|
| gptkbp:cultural_impact |
influenced popular culture and media
influenced popular culture and media representations of astronomy |
| gptkbp:current_status |
still being studied
|
| gptkbp:data_analysis_methods |
advanced data analysis methods applied
|
| gptkbp:discovered_by |
gptkb:1987
gptkb:Ian_Shelton |
| gptkbp:discovery_year |
February 24, 1987
|
| gptkbp:distance_from_earth |
approximately 168,000 light-years
|
| gptkbp:educational_value |
used in educational contexts
used in educational contexts to teach about supernovae |
| gptkbp:emissions_standard |
detected
radio emissions detected |
| gptkbp:events |
ongoing follow-up observations conducted
|
| gptkbp:expansion_plans |
about 5,000 km/s
|
| gptkbp:followed_by |
afterglow observed in multiple wavelengths
|
| gptkbp:funding |
attracted research funding for supernova studies
|
| gptkbp:future_prospects |
future research opportunities identified
|
| gptkbp:galactic_evolution |
impact on theories of galactic evolution
|
| gptkbp:has_luminosity |
related to massive star evolution
|
| gptkbp:has_spectral_type |
Type II-P
Hydrogen-rich |
| gptkbp:has_supernova |
core-collapse supernova
visible to the naked eye since 1604 |
| gptkbp:historical_significance |
first supernova observed in real-time
|
| gptkbp:hosts |
gptkb:NGC_1987
|
| https://www.w3.org/2000/01/rdf-schema#label |
SN 1987 A
|
| gptkbp:hubble_images |
captured
|
| gptkbp:impact |
enhanced understanding of supernovae
increased interest in supernova research influenced cosmological models and theories contributed to distance measurements |
| gptkbp:influence_on_astrophysics |
study of stellar evolution
|
| gptkbp:influence_on_public_understanding |
supernova phenomena
|
| gptkbp:infrared_emission |
infrared emissions detected
|
| gptkbp:interaction_with_surrounding_medium |
ongoing
|
| gptkbp:is_a_fusion_of |
hydrogen and helium fusion
|
| gptkbp:is_a_source_of |
first detection of neutrinos from a supernova
detected neutrinos |
| gptkbp:is_cited_in |
widely cited in scientific literature
|
| gptkbp:is_observed_in |
gptkb:Chandra_X-ray_Observatory
gptkb:Hubble_Space_Telescope |
| gptkbp:legacy |
remains a key event in astrophysics history
important case study in astrophysics legacy of supernova studies |
| gptkbp:light_curve_duration |
several months
|
| gptkbp:light_echoes |
observed
|
| gptkbp:lighting |
asymmetric
detected February 24, 1987 characteristic plateau phase light curve analysis reveals explosion dynamics observed light echo phenomenon peculiar light curve used for light curve fitting techniques light curve fitting techniques applied about 10 days after explosion light echo phenomenon observed first light observed in 1987 light curve observed over time |
| gptkbp:located_in |
gptkb:Large_Magellanic_Cloud
|
| gptkbp:losses |
significant mass loss before explosion
|
| gptkbp:mass |
original star mass estimated at 20-25 solar masses
studied stellar mass loss processes |
| gptkbp:mass_loss_before_explosion |
gptkb:significant
|
| gptkbp:model |
tested various theoretical models of supernovae
tested theoretical models of supernovae |
| gptkbp:neutrino_astronomy |
pioneered neutrino astronomy
|
| gptkbp:neutrino_burst |
detected on February 23, 1987
|
| gptkbp:neutrino_burst_detected |
gptkb:Yes
|
| gptkbp:neutron_star_formation |
possible
|
| gptkbp:next_event |
planned
|
| gptkbp:observational_significance |
important for understanding supernova mechanisms
first observed supernova in the Milky Way since 1604 |
| gptkbp:observational_techniques_developed |
new observational techniques developed
|
| gptkbp:observational_tools_used |
ground-based telescopes
|
| gptkbp:observed_spectra |
showed hydrogen lines
|
| gptkbp:observed_wavelengths |
visible, infrared, and X-ray
|
| gptkbp:optical_emission |
detected
optical emissions detected |
| gptkbp:preserved_by |
gptkb:SN_1987_A_remnant
gptkb:Supernova over 30 years heavy elements hydrogen, helium, and heavier elements ring-like structure neutron star and supernova remnant |
| gptkbp:provides_information_on |
data sharing among astronomers
|
| gptkbp:public_interest |
high
captured public interest in astronomy |
| gptkbp:publications |
numerous
numerous studies published post-discovery numerous scientific publications produced |
| gptkbp:remnant_dynamics |
gptkb:complex
|
| gptkbp:remnant_dynamics_study |
ongoing research
|
| gptkbp:remnant_evolution |
monitored over decades
|
| gptkbp:remnant_expansion |
expanding at a rate of 5,000 km/s
expanding remnant observed |
| gptkbp:remnant_morphology |
irregular
|
| gptkbp:remnant_observation_frequency |
ongoing
|
| gptkbp:remnant_spectroscopy |
provides insights into composition
|
| gptkbp:remnant_temperature |
millions of degrees Kelvin
|
| gptkbp:reproduction |
gptkb:Sanduleak_-69°_202
blue supergiant star |
| gptkbp:research |
conducted regularly
extensively analyzed extensive observational data collected inspired numerous observational campaigns rich observational history used various observational techniques spectroscopy used for analysis multiple observational campaigns conducted |
| gptkbp:research_importance |
important for understanding stellar evolution
|
| gptkbp:significance |
first supernova observed in real-time since invention of the telescope
key to understanding supernova mechanisms |
| gptkbp:stellar_nucleosynthesis |
demonstrated processes
contributed to understanding of stellar nucleosynthesis |
| gptkbp:storage |
photometry used for brightness measurements
|
| gptkbp:supernova_classification |
important for supernova classification schemes
|
| gptkbp:supernova_remnant_research |
active field of study
|
| gptkbp:supernova_remnant_size |
about 1.5 light-years across
|
| gptkbp:supernova_remnants |
contributes to the study of supernova remnants
study of supernova remnants enhanced |
| gptkbp:type |
gptkb:Type_II_supernova
|
| gptkbp:x_ray_emission |
x-ray emissions detected
|
| gptkbp:bfsParent |
gptkb:Type_II_supernova
|
| gptkbp:bfsLayer |
5
|