GCN Notices
GCN Notices are real-time, machine-readable alerts that are submitted by participating facilities and redistributed publicly. See the documentation for help with consuming, producing, or archiving of Notices.
LIGO/Virgo/KAGRA
Gravitational-wave transients detected by the LIGO, Virgo, and KAGRA network.
IceCube
High-energy astrophysical neutrino event candidates detected by IceCube, aggregated by AMON.
HAWC
High-energy gamma rays detected by HAWC, aggregated by AMON.
IceCube–HAWC Coincidences
Coincidences between IceCube neutrino and HAWC gamma-ray events, aggregated by AMON.
IceCube Cascades
High-energy cascades detected by IceCube, aggregated by AMON.
CALET
Gamma-ray transients detected by the GBM instrument on CALET.
MAXI
X-ray transients detected by the MAXI instrument on the ISS.
Fermi GRBs
GRBs detected by the GBM and LAT instruments on Fermi.
Fermi GBM Sub-Threshold
Sub-threshold triggers detected by the GBM instrument on Fermi.
Fermi LAT
Gamma-ray transient and variable sources detected by the LAT instrument on Fermi.
Swift GRBs
GRBs detected by Swift.
Swift Sub-Threshold
Sub-threshold events detected by Swift.
Swift BAT Monitor
Monitoring of known sources by the BAT instrument on Swift.
Counterpart
Counterpart candidates of GRB or GW events.
INTEGRAL GRBs
GRBs detected by INTEGRAL.
INTEGRAL SPI-ACS
Gamma-ray transients and light curves from the SPI-ACS instrument on INTEGRAL.
AGILE MCAL
GRBs detected by the MCAL instrument on AGILE.
AGILE SuperAGILE
GRBs detected by the SuperAGILE instrument on AGILE.
IPN
Light curves of GRBs detected by instruments that participate in the InterPlanetary Network (IPN).
Konus/WIND
GRBs detected by Konus/WIND.
MOA
Gravitational microlensing events detected by MOA.
SNEWS
Supernova neutrinos reported by the SuperNova Early Warning System (SNEWS).
Super-Kamiokande
Supernova neutrinos detected by Super-Kamiokande.
GECAM
Gamma-ray transients detected by GECAM.
IPN GRB Positions
Position estimates of GRBs from IPN.
IPN Segments
Light curves of GRBs from IPN.
IceCube HESE
IceCube high-energy starting events (HESE).
IceCube EHE
IceCube extremely high energy (EHE) events.
Suzaku
X-ray transients detected by the Wide-band All-sky Monitor (WAM) on Suzaku.
RXTE
GRBs detected by RXTE.
HETE-2
GRBs detected by HETE-2.
MILAGRO
GRBs detected by MILAGRO.
BeppoSAX
X-ray observations of GRBs by BeppoSAX.
NEAR
GRBs and gamma-ray transients detected by NEAR.
ALEXIS
Extreme UV transients detected by ALEXIS.
Compton BATSE GRBs
GRBs detected by BATSE on CGRO.
Compton COMPTEL GRBs
GRBs detected by COMPTEL on CGRO.
Compton Status
Status of the CGRO spacecraft.
SVOM
GRBs and other X-ray transients detected by SVOM.