Dictionary of Nomenclature of Celestial Objects
(Last update: 26-Sep-2023)

Result of query: info cati 1H$

Details on Acronym:   1H
   1H (HEAO A-1 experiment)= (HEAO) = (LASS) Write:<<1H HHMM+DDd>> N: 842 Object:(X)  (SIMBAD class: X = X-ray Source) Stat:is completely incorporated in Simbad Note:Sources detected with the NRL Large Area Sky Survey Experiment on the HEAO 1 satellite. First 6 months of data from HEAO 1. limiting flux 250 nJy at 5 keV or about 0.25 UFU. 90per100 complete at flux level 1.5 microJy at 5 keV. Cross-referenced with published literature Ref:=1984ApJS...56..507W byWOOD K.S. , MEEKINS J.F., YENTIS D.J., SMATHERS H.W., McNUTT D.P., BLEACH R.D., BYRAM E.T., CHUBB T.A., FRIEDMAN H., MEIDAV M. Astrophys. J., Suppl. Ser., 56, 507-649 (1984) The HEAO A-1 X-ray source catalog. o<1H HHMM+DDd> N=842 =E=Catalogue in electronic form as VII/80 Table 3: (Nos U1-U29), UV excess candidates Table 3: (Nos U1-U29), UV excess candidates Table 3: (Nos U1-U29), UV excess candidates Originof the Acronym: A = Assigned by the author(s)
Details on Acronym:   HEAO
   HEAO (HEAO satellite) ***** Avoid the usage of HEAO, prefer 1H
Details on Acronym:   LASS
   LASS (Large Area Sky Survey) ***** Avoid the usage of LASS, prefer 1H Originof the Acronym: L = Found in the literature

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