M63... et ses 25 voisines !

Photo de M63 :
http://reims-astronomie.org/images/M63-28-mars-2014.bmp

Identification :
http://astro52.com/ciel-profond/M63-id.bmp

Il est conseillé d'ouvrir les deux images pour basculer facilement de l'une à l'autre, et profiter de la superposition.

Les magnitudes des étoiles sont en jaune, selon les bases étendues du logiciel libre Stellarium.

Les références des galaxies ci-dessous sont celles du catalogue PGC / LEDA, ajouté au logiciel libre Cartes du ciel.

N° PGC        Magnitude       Dimension        AD             Dec
46153 (M63)     9.32         11.8' x 7.2'   13h15m49.3s    +42°01'45"
2193890         16.7         0.4' x 0.3'    13h17m05.6s    +42°11'01"
3554240         18.6         0.2' x 0.2'    13h15m00.5s    +42°00'43"
3554366         18.5         0.3' x 0.2'    13h15m50.4s    +41°55'31"
3554429         18.8         0.2' x 0.2'    13h16m10.0s    +42°09'22"
3554454         17.5         0.3' x 0.3'    13h16m17.8s    +42°02'40"
3554456         17.7         0.3' x 0.2'    13h16m18.4s    +42°13'55"
3554475         18.9         0.3' x 0.2'    13h16m27.4s    +41°54'13"
3554525         18.5         0.2' x 0.2'    13h16m51.9s    +42°06'48"
3554527         18.7         0.2' x 0.2'    13h16m52.5s    +42°03'43"
3583879         19.6              NC        13h16m06.7s    +42°15'14"
3804907          NC               NC        13h15m23.6s    +42°02'02"
3804975         16.8         0.4' x 0.3'    13h15m39.3s    +42°05'39"
3805157         18.3         0.4' x 0.1'    13h16m11.9s    +41°55'23"
4003329         18.6         0.4' x 0.1'    13h16m08.7s    +42°12'17"
4003339         17.9         0.3' x 0.2'    13h16m18.6s    +42°05'07"
4011932         18.2         0.6' x 0.1'    13h15m59.9s    +41°51'45"
4361194         19.2         0.2' x 0.1'    13h14m41.0s    +41°58'58"
4361253         19.3         0.2' x 0.1'    13h14m45.6s    +41°58'23"
4362166         19.2         0.2' x 0.1'    13h15m56.2s    +41°57'22"
4362299         19.1         0.2' x 0.2'    13h16m06.8s    +42°08'40"
4362950         19.5         0.2' x 0.1'    13h16m56.0s    +42°02'54"
4362956         18.8         0.2' x 0.1'    13h16m56.1s    +42°08'24"
4362957         18.8         0.2' x 0.1'    13h16m56.2s    +42°02'44"
   ?            19.5*             ?          13h16m55s     +42°03'47"
   ?            18.8*             ?          13h16m08s     +41°51'03"

* Ma mesure


Par Olivier Batteux
www.astro52.com