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Дата изменения: Mon Dec 23 18:23:59 2013
Дата индексирования: Fri Feb 28 20:32:12 2014
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Поисковые слова: dark energy
HyperLEDA documentation: parameter: agnclass

Activity classification of the object: agnclass

The parameter agnclass describes the nature of the object. The table below gives the list of the notes of agnclass, together with their description.
agnclassDescription
QQuasi-stellar objects (QSO)
BL BL Lacertae
HP Hight polarized objects
S1 Broad-line Seyfert 1
S1n Narrow-line Seyfert 1
S1i S1 with a broad Paschen Hbeta line
S1h S2 which show S1 like spectra in polarized light
S2 Seyfert 2
S2? Probable S2
S1.2 Seyfert 1.2
S1.5 Seyfert 1.5
S1.8 Seyfert 1.8
S1.9 Seyfert 1.9
S AGN objects without classification
S? Possibly Seyfert galaxies
S3 LINERS
S3b S3 with broad Balmer lines
S3h S3 with broad Balmer lines seen only in the polarized light
H2 Extragalactic HII regions
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