Messier 99 - NGC 4254

No dss image available for Messier 99
 
Aladin viewer for the region around Messier 99
h 1173, GC 2838, MCG +03-31-099, UGC 7345, PGC 39578, SDSS J121849.60+142459.4

Type  Galaxy
Magnitude  9.8
Size  5.4' x 5.3' @ 40°
Right Ascension  12h 18' 49.7"  (2000)
Declination  14° 24' 59" N
Constellation  Coma Berenices
Description  !!, B, L, R, gbM, r, 3 branched spiral
Classification  Sc
Observing Notes

Andrew Cooper
Apr 16, 1999    Organ Pipe Cactus National Monument, AZ (map)
20cm f/10 SCT

Pretty, round with brighter core, averted vision shows some structure, a few patches are brighter

Rev. T.W. Webb
May 19, 1885    Hardwick, Herefordshire, England (map)

E. of Rosse, wonderful spiral. Key, resolvable, 18-in. 'With' spec. So D'A.
― Celestial Objects for Common Telescopes, T. W. Webb, 1917

Charles Messier
Apr 13, 1781    

Nebula without star, of a very rare light, nevertheless a little clearer than the preceding [M98], situated on the northern wing of the Virgin, & near the same star, no. 6, of the hair of Berenice. The nebula is between two stars of seventh & of eighth magnitude. M. Méchain saw it on March 15, 1781."
― Connaissance des Temps, 1781
Other Data Sources for Messier 99
Nearby objects for Messier 99
Credits...

Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.

A complete list of credits and sources can be found on the about page

Messier 99