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Table · dataset · 2008

Interstellar reddening in 3 HII regions

Listed in IVOA Registry (Virtual Observatory)

The slope of the interstellar reddening line in the J-H vs. H-Ks diagram of the 2MASS survey in the direction of the North America and Pelican nebulae, the L 935 dust cloud and the Cyg OB2 association is determined.

Description

The MK types were either classified by C.J. Corbally or collected from the literature. The ratio E(J-H)/E(H-Ks)=2.0 is obtained by taking the average for the four groups of spectral classes: O3-B1, B2-B6, B7-B9.5 and red clump giants.

The obtained ratio is among the largest values of E(J-H)/E(H-Ks) determined till now.

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Catalogue records · 2

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Stated by source
Infrared
Inferred from text
Astronomical sciences 71%
Provenance · 1 source records, 9 field assertions
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IVOA Registry (Virtual Observatory)ivo://cds.vizier/j/balta/17/12513 d agoJSON v1
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concepts[field].anzsrc:group:5101enrichment · IVOA Registrytaxonomy-embedding@1.1.0title+keywords+description (71%)
concepts[field].local:field:astronomymapping · IVOA Registryconnector:ivoa_registry@1.0.0
concepts[modality].ivoa_waveband:infraredsource · IVOA Registryconnector:ivoa_registry@1.0.0
descriptionsource · IVOA Registryconnector:ivoa_registry@1.0.0rr.resource.res_description
license_textsource · IVOA Registryconnector:ivoa_registry@1.0.0
publication_datesource · IVOA Registryconnector:ivoa_registry@1.0.0
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updated_datesource · IVOA Registryconnector:ivoa_registry@1.0.0