M100 . .
Index
. . M102
Messier 101
M 101 (NGC 5457). Spiral Galaxy in Ursa Major. Pinwheel Galaxy.
RA=14 03.2, Dec=+54 21. 7.9 mag, dist=27000 kly.
M101 page;
DSSM page
Hartmut Frommert
Christine Kronberg
[contact]
Last Modification: December 23, 1999