Appendix B ========== Portfolio Categories -------------------- * AGNs * Asteroids * Binaries * Black Holes * Blazars * Cataclysmic Variables * Comets * Cosmic Rays * Gamma-ray Bursts * Globular Clusters * Gravitational Waves * Meteors * Microlensing Events * Minor Planets * Near-Earth Objects * Neutrinos * Neutron Stars * Novas * Planets * Pulsars * Quasars * Stellar * Supernovae * The Sun * Transients * Variables Event Categories (mostly for ATels) ----------------------------------- * potentially hazardous asteroid * binary * black hole * blazar * cataclysmic variable * comet * cosmic rays * gamma-ray burst * soft gamma-ray repeater * globular cluster * gravitational waves * meteor * microlensing event * planet (minor) * near-earth object * neutrinos * neutron star * nova * planet * pulsar * quasar * pre-main-sequence star * star * young stellar object * supernovae * supernova remnant * the sun * transient * variables