EDP Sciences logo
Subscriber Authentication Point
Search
Menu
Home All issues Volume 697 (May 2025) A&A, 697 (2025) A54 Full HTML
Open Access

Table 3

Optical diagnostics.

Main ion Diagnostic Transitions
H I Hϵ H I λ3970.1, He II λ3968.3, O III λ3961.6
Hδ H I λ4101.7, He II λ4100.0, N iii λ4097.4, λ4103.4, Si iV λ4088.9, λ4116.1
Hγ H I λ4340.4, He II λ4338.7
Hβ H I λ4861.4, He II λ4859.3, N III λ4858.7, λ4859.0, λ4861.3, λ4867.1, λ4867.2, λ4873.6
Hα H I λ6562.8, He II λ6559.8
He I He I λ4026 He I λ4026.2, He II λ4025.6
He i λ4387 He i λ4387.9, N III λ4379.0, λ4379.1
He i λ4471 He i λ4471.5
He i λ4922 He i λ4921.9
He i λ5875 He i λ5875.6
He i λ7065 He i λ7065.2
He ii He II λ4200 He II λ4200.0, N III λ4195.8, λ4200.1, λ4215.8
He II λ4541 He II λ4541.6, N III λ4534.6
He II λ4686 He II λ4685.7, He I λ4713.1
He II λ5411 He II λ5411.3
He II λ6406 He II λ6406.4
He II λ6527 He II λ6527.1, H I λ6562.8
He II λ6683 He II λ6682.8, He I λ6678.2
C III C III λ4650 C III λ4647.4, λ4650.2, λ4651.5 (°)
C III λ5695 C III λ5695.9
C IV C IV λ5801 C IV λ5801.3, λ5812.0
N III (t) N III λ4640 N III λ4634.1, λ4640.6, λ4641.9 (°)
N IV N IV λ3480 N IV λ3478.7, λ3483.0, λ3485.0
N IV λ4058 N IV λ4057.8
N IV λ6380 N IV λ6380.8
NV N V λ4603 N V λ4603.7
N V λ4620 N V λ4620.0
O III (†) O III λ5592 O III λ5592.4

Notes. (°)The N III 4640 and C III 4650 complexes are typically blended. (†)We stress that several transitions of N III are included as blends with Hδ, Hβ, He I λ4387, He II λ4200, and He II λ4541, and the O III λ3961.6 transition is included as a blend with Hϵ.

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.