16 novembre 2016
M31
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M31 : Galaxy in Pair of Galaxies SA(s)b : _m31_20160824_966_ebe v = 3.44 Mesures spectroscopiques : Ha = 6557 A z = -0,0009142161 Na = 5888.5 A z = -0,0007636179 MgI = 5167 A z = -0,0013529184 CH = 4299 A z = -0,0013937282 z = -0,0011061201 c.z = -331,60...
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