Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:astronomer
|
| gptkbp:alsoKnownAs |
Johnson-Morgan catalogue
|
| gptkbp:B |
blue magnitude
|
| gptkbp:compiledBy |
gptkb:William_Wilson_Morgan
gptkb:Harold_Johnson |
| gptkbp:contains |
stars
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:language |
English
|
| gptkbp:measures |
stellar magnitudes
|
| gptkbp:photometricSystem |
gptkb:UBV_photometric_system
|
| gptkbp:publicationYear |
1953
|
| gptkbp:rating |
over 9000
|
| gptkbp:relatedTo |
gptkb:astronomy
gptkb:UBV_photometric_system stellar photometry |
| gptkbp:U |
ultraviolet magnitude
|
| gptkbp:usedFor |
gptkb:stellar_classification
astronomical research |
| gptkbp:via |
visual magnitude
|
| gptkbp:bfsParent |
gptkb:UBV_10000
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
UBV catalogue
|