Assertion: nebula's companion | /r/HasProperty | looked as variable
Facets:
Source sentences:
text: Now when we consider the eye of WH [William Herschel], the measures of South, and the rigorous examination of JH [John Herschel], this little companion must be looked upon as variable; indeed nothing can exceed the confidence with which H. [John Herschel] assured me, of its not being visible when he made the beautiful drawing of 1824, confirmed by himself and Mr. Ramage on the 3rd of March, 1826: and yet in 1828 it was not to be overlooked but by wilful inattention.