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IDProjectCategoryView StatusLast Update
0002474SkyChart1-Softwarepublic21-10-21 11:40
ReporterSam Finn Assigned ToPatrick Chevalley  
PrioritynormalSeverityminorReproducibilityhave not tried
Status resolvedResolutionfixed 
Summary0002474: NGC6548-6550 mislabeled
DescriptionNGC6548 is an ~13m lenticular gx. NGC6549 is a nearby ~14m edge-on spiral. NGC6550 is a "mistake", which is either marked as missing or randomly assigned to one of NGC648 or NGC6549, depending on source.

CdC has NGC6548 and NGC6549 assigned to the ~14m edge-on spiral and NGC6550 assigned to the brighter lenticular.
Steps To ReproduceSearch on NGC6548 and inspect fov.
TagsNo tags attached.


Patrick Chevalley

21-10-14 19:38

administrator   ~0007229

Last edited: 21-10-14 21:13

Do you have references for this naming?

New version of CdC use the OpenNGC catalog as reference:
NED list them the same, see following link:

NGC 6550:

NGC 6548 with 6549 as duplicate:

Sam Finn

21-10-14 19:55

reporter   ~0007230

My references were
Uranometria All-Sky edition chart 67;
Simbad: NGC6548 <>
                NGC6549 <>
with NGC6550 pointing to NGC6548
Interstellarem (IDSA): shows NGC6548 as r; does not shows NGC6549 or NGC6550 (mag > limit)
History from Corwin (2004) as related via <>.

Patrick Chevalley

21-10-14 21:13

administrator   ~0007231

OK, Hyperleda also show this identification.

But I not want to make a specific change for CdC, I have reported this to OpenNGC:

Patrick Chevalley

21-10-17 18:35

administrator   ~0007232

The modification is now done in OpenNGC, I try to make the update to CdC next week.

Patrick Chevalley

21-10-21 11:40

administrator   ~0007233

The OpenNGC catalog for CdC is now updated, the change will be available in next Monday beta version.

Issue History

Date Modified Username Field Change
21-10-14 19:19 Sam Finn New Issue
21-10-14 19:26 Patrick Chevalley Project CCdciel => SkyChart
21-10-14 19:38 Patrick Chevalley Assigned To => Patrick Chevalley
21-10-14 19:38 Patrick Chevalley Status new => feedback
21-10-14 19:38 Patrick Chevalley Category General => 1-Software
21-10-14 19:38 Patrick Chevalley Note Added: 0007229
21-10-14 19:55 Sam Finn Note Added: 0007230
21-10-14 19:55 Sam Finn Status feedback => assigned
21-10-14 21:13 Patrick Chevalley Note Added: 0007231
21-10-14 21:13 Patrick Chevalley Note Edited: 0007229
21-10-17 18:35 Patrick Chevalley Note Added: 0007232
21-10-21 11:40 Patrick Chevalley Status assigned => resolved
21-10-21 11:40 Patrick Chevalley Resolution open => fixed
21-10-21 11:40 Patrick Chevalley Note Added: 0007233