No CrossRef data available.
Article contents
21. The spectrum of η carinae
Published online by Cambridge University Press: 02 August 2017
Extract
Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.
The spectrum of η Carinae as recorded by the two-prism Cassegrain spectrograph of the Radcliffe Observatory in the range 3677-8863 A. consists of over 300 rather sharp bright lines, of which the identified lines are distributed among the elements as follows:
| Element | No. of emission lines | Maximum Intensity | Element | No. of emission lines | Maximum Intensity |
|---|---|---|---|---|---|
| H | 19 | 1000: | Ca II | 0 | — |
| He | 7 | 45 | Se II | ?1 | 6: |
| [N II] | 3 | 30 | Ti II | 21 | 4 |
| O I | ?1 | (6) | V II | 10 | 1 |
| [Ne III] | 2 | 4 | Cr II | 20 | 5 |
| Na I | 1 | 18 | [Cr II] | 3 | (4) |
| Mg I | 2 | 6- | Fe II | 91 | 50 |
| Mg II | 1 | 1 | [Fe II] | 82 | 60 |
| Si II | 5 | 10- | Fe III | 1 | 6: |
| [P II] | 1 | (2) | [Fe III] | 3 | 5 |
| [S II] | 2 | 12 | Ni II | 5 | 6: |
| [S III] | ?1 | 10 | [Ni II] | 8 | 18 |
| [Cu II] | 1 | 1·5 | |||
| Total | 291 |
- Type
- Part IV Symposia
- Information
- Copyright
- Copyright © Cambridge University Press 1954
You have
Access