Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
color index
|
| gptkbp:B |
blue filter magnitude
|
| gptkbp:hasUnit |
magnitudes
|
| gptkbp:higher_value |
cooler star
|
| https://www.w3.org/2000/01/rdf-schema#label |
B-V
|
| gptkbp:indication |
stellar temperature
|
| gptkbp:lower_value |
hotter star
|
| gptkbp:measures |
color of stars
difference in magnitude between B and V filters |
| gptkbp:relatedTo |
U-B color index
|
| gptkbp:used_in |
gptkb:Hertzsprung–Russell_diagram
gptkb:astronomy |
| gptkbp:usedFor |
stellar classification
estimating interstellar reddening |
| gptkbp:via |
visual (green-yellow) filter magnitude
|
| gptkbp:bfsParent |
gptkb:UBV_photometric_system
|
| gptkbp:bfsLayer |
6
|