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  • Near infrared observations of the solar atmosphere 
    Prasad, C. D (Astronomical Society of India, 1998)
    Due to the availability of the advanced two dimensional array detectors for detecting the near infrared (IR) wavelength, it has become possible to study new aspects of solar atmosphere during the recent times. The main ...
  • Near infrared occultation studies of late type stars and circumstellar regions from Gurushikhar observatory 
    Chandrasekhar, T (Astronomical Society of India, 1998)
  • A Near Infrared Photometric Study of the Young Orion Nebula Star Cluster NGC 1976 
    Qian, Z. Y; Sagar, R (Royal Astronomical Society, 1994-01)
    We have measured the JHK magnitudes of 47 stars in the region of the extremely young Orion nebula star cluster NGC 1976. These, in combination with the existing near-infrared and optical data, are used to study the ...
  • Near Infrared Photometry of Some Stars 
    Kulkarni, P. V; Ananth, A. G; Sinvhal, S. D; Joshi, S. C (Astronomical Society of India, 1977-06)
  • Near infrared photometry of the young clusters NGC 1960, NGC 2453 and NGC 2384 
    Hasan, P (Astronomical Society of India, 2005-09)
    Infrared observations of young star clusters provide vital clues to the star formation process and evolution of stars. This brief report on my thesis gives a brief description of the observations and analysis of the young ...
  • Near infrared photometry of the young clusters NGC 1960, NGC 2453 and NGC 2384 
    Hasan, P (Astronomical Society of India, 2005-06)
    The present paper gives a brief description of the observations and analysis of the young star clusters NGC 1960, NGC 2453 and NGC 2384 observed in the near infrared bands at the Mt Abu Infrared Observatory, Gurushikhar ...
  • Near infrared photometry of the young open cluster NGC 1960 
    Hasan, P; Kilambi, G. C; Baliyan, K. S (Astronomical Society of India, 2002-09)
    We present the preliminary results of observations of NGC 1960 which was observed from the Mt Abu Infrared Observatory, using the NICMOS3 infrared array mounted on the 1.2 m Cassegrain focus telescope. The observations ...
  • Near Infrared Photometry of the Young Star Cluster NGC 2384 
    Hasan, P; Kilambi, G. C; Baliyan, K. S (Astronomical Society of India, 2003)
    This work involves near infrared photometry of the young cluster NGC 2384. Observations were taken at the Mt Abu Infrared Observatory using the NIC-MOS3 detector in February 2000. The distance to the cluster is obtained ...
  • Near infrared photometry of unassociated IRAS point sources in the zodiacal belt 
    Ashok, N. M; Chandrasekhar, T; Ragland, S; Watson, P. V (Astronomical Society of India, 1993)
    An observational program to generate a list of bright near infrared sources using IRAS Point Source Catalogue for further studies using lunar occultation technique has been initiated at Physical Research Laboratory, ...
  • Near Infrared PICNIC Imager (NIPI) - A Progress Report 
    Deep, A; Ramaprakash, A. N; Tandon, S. N; Gupta, R; Burse, M. P; Chordia, P. A; Das, H. K; Engineer, S; Kohok, A. A; Mestry, V. B (Astronomical Society of India, 2003)
    In the ASI 2002 meeting we presented a preliminary design of Near Infrared PICNIC Imager (Deep et al, 2002). In this paper we will show the progress that has been made since then.
  • Near Infrared PICNIC Imager (NIPI) for IUCAA Telescope 
    Deep, A; Ramaprakash, A. N; Tandon, S. N; Gupta, R; Burse, M. P; Chordia, P. A; Das, H. K; Engineer, S; Kohok, A. A; Mestry, V. B (Astronomical Society of India, 2002-09)
    In this paper we present the current status of development of the Near Infrared PICNIC Imager (NIPI), which will be the first near-ffi instrument on IUCAA telescope. When used at one of the Cassegrain side ports of ...
  • A near infrared polarimeter for astrophysical studies 
    Joshi, U. C; Manian, K. S. B; Chauhan, J. S; Shah, V; Chitre, A; Ganesh, S; Deshpande, M. R (Astronomical Society of India, 1997)
    A state-of the-art near infrared photo polarimeter was designed and developed at Physical Research Laboratory, Ahmedabad, India to undertake the study of star forming regions, symbiotic stars and AGB stars etc. The instrument ...
  • Near Infrared polarimeter for extended sources 
    Manian, K. S. B; Shah, V; Thomas, M; Joshi, U. C; Ganesh, S (Astronomical Society of India, 1999)
    A state of art near IR polarimeter was designed and developed at Physical Research Laboratory, Ahmedabad and the polarimeter is operational for the last three years. During the last one year a new mode of operation has ...
  • The Near Infrared Spectra of Wolf Rayet Stars 
    Bappu, M. K. V; Ganesh, K. S; Scaria, K. K (Indian Institute of Astrophysics, Bangalore, 1977)
    The near infrared spectra of three Wolf-Rayet stars of the carbon sequence and five of the nitrogen sequence have been studied. Wavelength identifications and intensity scans are presented to show the emission line ...
  • Near Infrared Survey of the Galactic Nuclear Bulge Region 
    Baliyan, K. S; Ganesh, S; Joshi, U. C; Glass, I. S (Astronomical Society of India, 2003)
    Inner 300 pc of the Galactic Center region is surveyed with the SIR-IUS camera mounted on the InfraRed Survey Facility (IRSF) telescope of the SAAO, during June-July 2002, resulting in the deepest near infrared view of the ...
  • Near IR lunar occultation observations and results from Gurushikhar observatory 
    Chandrasekhar, T (Astronomical Society of India, 1999)
    Lunar occultation in the near infrared is an elegant and effective technique of achieving high angular resolution in the range of milliarcseconds. Apart from determining with good accuracy the angular diameter and effective ...
  • Near IR study of the young cluster NGC 2453 
    Hasan, P; Kilambi, G. C; Baliyan, K. S (Astronomical Society of India, 2001)
    In an attempt to understand early phases of stellar evolution and star formation, we have taken up the study of extremely young star clusters in the near infrared wavebands. These clusters are deeply embedded inside the ...
  • Near simultaneous BV photometry and Hα spectroscopy of the RS Canum Venaticorum binary DM Ursae Majoris 
    Mohin, S; Raveendran, A. V (European Southern Obseravatory, 1994-06)
    Differential BV photometry of DM UMa obtained over 19 nights and near simultaneous Hα spectroscopy obtained over 7 nights during the 1990-91 observing season are presented. From an analysis of the available data we find ...
  • The near ultraviolet transient surveyor (NUTS): An ultraviolet telescope to observe variable sources 
    Ambily, S; Sarpotda, Mayuresh; Mathew, Joice; Binukumar, G; Sreejith, A. G; Nirmal, K; Murthy, J; Safonova, M; Mohan, Rekhesh; Aggarval, Vinod Kumar; Nagabhushanam, S; Jeeragal, Sachin (Springer, 2022-08)
    Observing the ultraviolet (UV) sky for time-varyiable phenomena is one of the many exciting science goals that can be achieved by a relatively small aperture telescope in space. The Near Ultraviolet Transient Surveyor ...
  • Near UV imager with an MCP-based photon counting detector 
    Ambily, S; Mathew, J; Mayuresh, Sarpotdar; Sreejith, A. G; Nirmal, K; Prakash, A; Safonova, M; Murthy, J (SPIE-The International Society for Optical Engineering, 2016-07)
    We are developing a compact UV Imager using light weight components, that can be own on a small CubeSat or a balloon platform. The system has a lens-based optics that can provide an aberration-free image over a wide field ...

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