Bhattacharyya, J. C; Scaria, K. K; Singh, J; Babu, G. S. D; Muraleedharan Nair, R; Sivaraman, K. R
(Astronomical Society of Indian, 1990-03)
Site survey observations to determine the extinction in the IR bands were carried out at Leh. Mean extinction coefficients obtained from 'two nights' observations in J, H, and K bands are k(J) = 0.05 + or - 0.01; k(H) = ...