Morgan–Keenan (MK) stellar classification system
GPTKB entity
Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
stellar classification
|
| gptkbp:alsoKnownAs |
gptkb:MK_system
|
| gptkbp:application |
galactic astronomy
stellar astrophysics |
| gptkbp:class |
stars
stellar classification luminosity class |
| gptkbp:countryOfOrigin |
gptkb:Yerkes_Observatory
|
| gptkbp:developedBy |
gptkb:Philip_C._Keenan
gptkb:William_Wilson_Morgan |
| https://www.w3.org/2000/01/rdf-schema#label |
Morgan–Keenan (MK) stellar classification system
|
| gptkbp:introducedIn |
1943
|
| gptkbp:luminosity |
II
V VI III IV I VII |
| gptkbp:notableFor |
two-dimensional classification
|
| gptkbp:predecessor |
gptkb:Harvard_spectral_classification
|
| gptkbp:spectralType |
G
O A B F K M |
| gptkbp:usedBy |
astronomer
|
| gptkbp:bfsParent |
gptkb:William_Wilson_Morgan
|
| gptkbp:bfsLayer |
5
|