Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:spectral_line
|
| gptkbp:astronomical_use |
gptkb:stellar_classification
chromospheric activity indicator |
| gptkbp:atomic_number_of_element |
20
|
| gptkbp:containsElement |
calcium
|
| gptkbp:discoveredBy |
gptkb:Joseph_von_Fraunhofer
|
| gptkbp:ionization_state |
singly ionized
|
| gptkbp:paired_with |
Ca II H
|
| gptkbp:spectral_series |
gptkb:Fraunhofer_lines
|
| gptkbp:symbol_of_element |
Ca
|
| gptkbp:transition |
4s 2S1/2 to 4p 2P3/2
|
| gptkbp:used_in |
solar physics
stellar spectroscopy |
| gptkbp:wavelengthRange |
393.366 nm
|
| gptkbp:bfsParent |
gptkb:Solar_Flare_Telescope
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ca II K
|