Gauribidanur Low-frequency Solar Spectrograph (GLOSS)

Contact persons:
R. Ramesh

Gauribidanur Low-frequency Solar Spectrograph (GLOSS) is operated by the Indian Institute of Astrophysics at the Gauribidanur radio observatory, about 100 km north of Bangalore. GLOSS is a dedicated instrument for obtaining dynamic spectrum of the transient emission from the solar corona. The antenna system consists of 8 log periodic dipoles (LPD).

Antenna: LPD
Frequency range: 40 - 440 MHz
Number of frequency points: 401
Spectral resolution: 1 MHz
Sweep time (40 - 440 MHz): 250 ms
Observation duration: 02:30 to 11:30 UT (9 hr)
Location: 77° E 14° N

Link: https://www.iiap.res.in/centers/radio
Reference: Gauribidanur Low-frequency Solar Spectrograph P. Kishore, C. Kathiravan, R. Ramesh, M. Rajalingam, Indrajit V. Barve, 2014, Solar Physics, Vol. 289, pp. 3995-4005 https://link.springer.com/article/10.1007/s11207-014-0539-1