The satellite appears neutral -LRB- grey -RRB- in the visible light -LRB- colour indices B-V = NUMBER@1 , R-V = NUMBER@2 -RRB- , PERSON@1 , PERSON@2 , and PERSON@3 of Irregular Satellites of Uranus and LOCATION@1 , The ORGANIZATION@1 , NUMBER@3 , -LRB- NUMBER@4 -RRB- , pp .

The moon appears grey in the visible light , PERSON@1 , PERSON@2 , and PERSON@3 of Irregular Satellites of Uranus and LOCATION@1 , The ORGANIZATION@1 , NUMBER@3 , -LRB- NUMBER@4 -RRB- , pp .
