Spectral microvariability in Quasars

Bibcode
2008RMxAC..32...46R
Ramírez, A.; Dultzin, D.; de Diego, J. A.
Referencia bibliográfica

The Nuclear Region, Host Galaxy and Environment of Active Galaxies (Eds. Erika Benítez, Irene Cruz-González, & Yair Krongold) Revista Mexicana de Astronomía y Astrofísica (Serie de Conferencias) Vol. 32, pp. 46-46 (2008) (http://www.astroscu.unam.mx/~rmaa/)

Fecha de publicación:
4
2008
Número de autores
3
Número de autores del IAC
0
Número de citas
0
Número de citas referidas
0
Descripción
Optical microvariability (OM, small amplitude variations in time scales from minutes to hours) in radio-quiet quasars (RQQ) may be as frequent as in radio-loud quasars (RLQ) (de Diego et al. 1998; Ramírez et al. 2007). However, observations cannot still establish the origin of OM.
Tipo
Sin árbitro
Acreción
Galaxias
Cuásares

Te puede interesar

  • Sin árbitro
    The Multi Frequency Instrument 2 (MFI2): mechanical design, manufacture, integration, and commissioning of the MFI2 for the QUIJOTE facility in Tenerife (Canary Islands)
    The QUIJOTE (Q-U-I JOint TEnerife) experiment combines the operation of two radio-telescopes and three instruments working in the microwave bands from 10 to 47 GHz at the Teide Observatory, Tenerife, which has already been presented in previous SPIE meetings. The new Multi Frequency Instrument (MFI2) led by the Instituto de Astrofísica de Canarias
    Lorenzo-Hernández, Haroldo et al.

    Fecha de publicación:

    7
    2024
    Bibcode
    2024SPIE13096E..33L
    Número de citas
    0
  • Sin árbitro
    ANDES, the high-resolution spectrograph for the ELT: RIZ & UBV spectrographs' preliminary design, analysis, and integration of the vacuum vessel and thermal enclosure
    The RIZ & UBV visible spectrographs of the ANDES instrument, which are foreseen to be installed at the Extremely Large Telescope, require to be under a very stable high vacuum and at an extremely stable temperature of 1mK to reach the radial velocity goal of 10cm/s RMS over a 10-year period. The baseline design, integration and first analyses of
    Santos Diaz, P. et al.

    Fecha de publicación:

    7
    2024
    Bibcode
    2024SPIE13096E..4KS
    Número de citas
    0
  • Sin árbitro
    joshspeagle/dynesty: v2.1.4
    This is bug-fix release. The main user-visible changes is that npdim= option of dynesty is removed. Also because of the code change, you will not be able to resume previous dynesty runs from earlier (
    Koposov, Sergey et al.

    Fecha de publicación:

    6
    2024
    Bibcode
    2024zndo..12537467K
    Número de citas
    1