view Abstract Citations (29) References (11) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS THE NIGHT-SKY SPECTRUM λλ 5000-6500 A. Blackwell, D. E. ; Ingham, M. F. ; Rundle, H. N. Abstract The paper describes a spectrum of the night sky obtained at the cosmic-ray station of Chacaltaya (latitude - 16 , height 17100 feet) at zenith distance 840, using a dispersion of 78 A/mm The spectrum is unusually intense, and in the region XX 5577-6500 fifty-one OH emission lines (some of which are multiple) are identified; the spin doubling of many lines is clearly resolved. A comparison between observed frequencies and frequencies calculated by means of newly derived band origins and rotational constants is given Rotational temperatures are determined, and the absolute intensities of OH lines and the N I emission at X 5199 have been measured The fine structure of the OH emission in the region of Ha is calculated Publication: The Astrophysical Journal Pub Date: January 1960 DOI: 10.1086/146801 Bibcode: 1960ApJ...131...15B full text sources ADS |