... Actually, the reliability of radio/optical identification is a difficult problem depending on an astrometric precision of two data sets and structure of optical candidates and radio source morphology. ...
... of the N-band spec- 1 We note that a near-infrared counterpart for STHO 1 is seen in the (deeper) JHK images of Okamoto et al ... this di erence in K 0 N color would indicate that OKYM 4 su ers from about 140 mag more optical ex- tinction than OKYM 3 ...
... Only for the 10 µm source STHO 1 we can see no counterpart in our K -band image ... indicate that OKYM 4 suffers from about 140 mag more optical extinction than OKYM 3 ...
[
Текст
]
Ссылки http://www.sao.ru/hq/balega/PUBL_BAL/PUB_2006/2005_k3-50a_dina4.pdf -- 148.2 Кб -- 24.02.2010 Похожие документы
... Furthermore, deep optical imaging by Elsaesser et al. (1982) and Campbell & Persson (1988) reveal a weak optical source offset 2. 2 north of the radio source IRS1. ...
[
Текст
]
Ссылки http://www.sao.ru/hq/balega/PUBL_BAL/PUB_2006/kraus_etal_aua_ngc7538irs1.5_2006.pdf -- 687.2 Кб -- 24.02.2010 Похожие документы
... will naturally evolve into its digital counterpart because radiology departments are ... two areas that have slightly different optical densities (or gray levels for digital ...
... Furthermore, deep optical imaging by Elsaesser et al. (1982) and Campbell & Persson (1988) reveal a weak optical source offset 2. ## 2 north of the radio source IRS1. ...
[
Текст
]
Ссылки http://www.sao.ru/hq/balega/PUBL_BAL/PUB_2006/kraus_etal_aua_ngc7538irs1.5_2006.ps -- 2399.0 Кб -- 24.02.2010 Похожие документы
... identification also allows us to search for counterparts of the Nband sources in ... Only for the 10 µm source STHO 1 we can see no counterpart in our Kband image. ...
[
Текст
]
Ссылки http://www.sao.ru/hq/balega/PUBL_BAL/PUB_2006/2005_k3-50a_dina4.ps -- 611.5 Кб -- 24.02.2010 Похожие документы
... a small cluster of highly obscured, optically invisible infrared sources, originally ... the fact that we do not see any counterpart of this outflow, which would be expected ...
... these extremely distant galaxies, which are barely visible at optical wavelengths ... These results will be helpful in further optical identi cations. ... 3:9=0:365 (if there is no counterpart in the Texas catalogue, the spectral index 3:9 ...