Photoionization modelling of the giant broad-line region in NGC 3998
Space Telescope Imaging Spectrograph Spectroscopy of the Central 14 pc OF NGC 3998: Evidence for an Inflow
The HST view of the broad line region in low luminosity AGN
The HST view of the innermost narrow line region
Instrument
STIS, STIS/CCD, STIS/FUV-MAMA, STIS/NUV-MAMA
Temporal Coverage
2002-04-07T20:47:43Z/2002-04-15T08:59:41Z
Version
1.0
Mission Description
Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.
European Space Agency, Dressel comma Linda L., 2006, 'What Excites LINERs: The Brilliant Case of NGC 3998', 1.0, European Space Agency, https://doi.org/10.5270/esa-th4szjj