EDP Sciences logo
Subscriber Authentication Point
Search
Menu
Home All issues Volume 620 (December 2018) A&A, 620 (2018) A118 Full HTML
Free Access

Table 3.

Uncertainty estimates for selected parameters.

Parameter Average σ Median SIQRl SIQRu
A3n0
FWHMHβBC 1480 160 1480 75 85
Intensity HβBC 40.75 3.54 41.74 2.17 1.33
Intensity [OIII] NC 2.98 0.89 2.85 0.44 0.45
Intensity [OIII] SB 3.49* 0.73* 3.44 0.47 0.50
Shift [OIII] SB −390 230 −350 65 60
Iλ, 0 15.77 0.98 15.58 0.45 0.65
a 1.73 0.04 1.72 0.02 0.025
A3b0
FWHMHβBC 2365 120 2365 75 70
Intensity HβBC 49.65 2.05 49.89 1.04 0.87
Intensity [OIII] NC 2.84 1.02 2.88 0.87 0.78
Intensity [OIII] SB 1.65 1.16 1.60 0.88 0.89
Shift [OIII] SB −790 920 −630 300 290
Iλ, 0 14.90 0.52 14.89 0.32 0.32
a 1.712 0.023 1.71 0.013 0.015

Notes. FWHM HβBC is in km s−1; intensities are computed on spectra with continuum normalized to 1 at 5100 Å. Iλ, 0 and a are the intensity at 1000 Å and the index of the power law I(λ) = Iλ, 0(λ/1000)a.

(*)

From the F distribution within 1 ≤ F ≤ F(2σ).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.