IC 5311
DSS image of IC 5311
Overlaid DSS image of IC 5311, 60' x 60' with north at top and west to the right

Aladin viewer for the region around IC 5311

Type  Double Star
Magnitude  
Right Ascension  23h 20' 37.7"  (2000)
Declination  17° 16' 27" N
Constellation  Pegasus
Observing Notes

Harold Corwin

IC 5311 is either a double star northeast of Bigourdan's single estimated position, or it is the fainter single star directly south. The nominal position is between the two, somewhat closer to the fainter star, so we have conflicting evidence.

My guess is that Bigourdan saw the brighter double star (though the companion to the primary star is much fainter than either of the other two in this discussion), but a guess is all it is. His position is not good enough to tell for sure. It may be that this is another of his "fausses images", but that, too, is a guess.

All we can say for sure is that the IC object is not NGC 7625 as that was his reference object.
IC Notes by Harold Corwin
Other Data Sources for IC 5311
Associated objects for IC 5311
Nearby objects for IC 5311
Credits...

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

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IC 5311