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Type: galaxy (HII), SBb
Mag: B=13.6, V=?
Size: 4.57′ x 3.63′
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Synonyms: H II-758
Discovered in 1788 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "pF, pS, iR."
A supernova erupted in this galaxy in 1963 (15.0b)
(Sulentic and Tifft 1973) notes that this is a 12.5 mag galaxy. Their coded description reads SB,DIF,RG,2NKNARMS.
G. de Vaucouleurs ("Galaxies and the Universe", Chapter 14 - Nearby Groups of Galaxies) notes that the five brightest members of the NGC 5866 Group are NGC 5866, NGC 5907, NGC 5879, NGC 5905 & NGC 5908.
POSS: core in pa30. halo pa90 reasonable---loosely-wound two-arm spiral.
pair 4'.2 SSE of gx, 8" in pa13 (1950: 1514.2+5536). m13.5 * 1'.5
WDS: pair = Wirtz 12: 11.1,11.5; 9".1; 17.
15cm - 125x: f, roughly circ, perhaps 1' diam w/little cen brtning. S 3'.5 is
wide m11,11.5 pair: 10"; pa10. BS, 6Jun1981, Slate Mtn.
25cm - circ, 1'.75 diam, mottled sfc. only a little brtr across cen. pair clr
@ 190x. BS, 6Jun1981, Slate Mtn.
30cm - vuneven, pretty f glow w/losfcbr. 2'.5 diam w/some concen. poss elong
in pa90. core shows more def elong. m13.5 * 2' ESE.
The Messier objects
The Bennett objects
The Caldwell list
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