Date and Time of the Query: 2019-06-18 T10:50:43 PDT
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Reference(s) for object NGC 6620

4 reference(s) found in NED.

1. 2016MNRAS.455.1459F Frew, David J.;... The Halpha surface brightness-radius relation: a robust statistical distance ind...
2. 1998ApJS..117..361C CONDON, J., KAP... Planetary Nebulae in the NRAO VLA Sky Survey
3. 1918PLicO..13....9C Curtis, H. D. Descriptions of 762 Nebulae and Clusters Photographed with the Crossley Reflecto...
4. 1888MmRAS..49....1D Dreyer, J. L. E... A New General Catalogue of Nebulae and Clusters of Stars,being the Catalogue of ...

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