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RA: 20h 17m 17.1s
Dec: −52° 47′ 47″
Ch: MSA:1490, U2:436, SA:26
Type: galaxy, Sab
Mag: B=12.56, V=11.76
Size: 3.311′ x 1.122′
Discovered by Sir John Herschel at the Cape of Good Hope with an 18-inch f/13 speculum telescope. He recorded it as "pF, L, pmE, glbM, 2' long, 1' broad."
Reynolds, J.H. (1921) The spiral nebulae in the zone –40° to –90° (from the Franklin-Adams Plates). MNRAS, 81, 598.
Table, p601. 5x2, pa 90; "largest of 3"
Bailey, examining a Bruce plate (Harvard Annals, Vol 72, No 2), describes it as "pretty bright, brighter in the middle, 1.6' x 0.7' at 100 deg, spiral."
De Vaucouleurs (1956) "Survey of bright galaxies south of -35° declination", Mem. Mount Stromlo, No. 13. (photographic study, plates taken with the 30-inch Reynolds reflector, 20-inch diaphragm).
The RNGC (Sulentic and Tifft 1973) notes that this is a 12.5 mag galaxy.
The Messier objects
The Bennett objects
The Caldwell list
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