●Telescopes and instruments of the NHAO
・2m Nayuta telescope
- Nayuta telescope Overview
(Japanese)
- ・Availavle instruments for openuse
- NIC :Near infrared camera
- Filters : J, H, Ks (JHKs
simultaneous imaging)
- Fov 2.73' x 2.73'
- Gain : J = 9.2 +/- 0.2, H = 9.8 +/- 0.2, K = 9.4 +/- 0.2 (e-/ADU)
- Readout noise : J = 50 +/- 4, H = 74 +/-4, K = 83 +/-
5 (e-, x 1 readout mode)
- Limiting magnitude : J=18.9, H=19.0, K=18.0
- (120sec x 10 dither, S/N=10, x 8 readout mode)
- NIC Exposure Time Calculator
- Details
(Japanese)
- WFGS2 : Slit Spectrograph, Multiband Imager
- Spectrograph
- Sys. magnification : 0.65
- Pixel size : 15 x 15 um
- Pixel scale : 0.198"/pixel
- Dispersion Element: 300 lines/mm Grism
- slit : 300 lines/mm Grism (g300)
- Slit viewer FOV: 5.6' x 7.4'
- Autoguider : on/off source centroid from slit viewer
- Imager
- Linearity : ~55000ADU
- Gain : 2.28e-/ADU
- FOV : 6.76' (H) × 6.81' (V)
- CCD : FLI PL23042-1-B (2048 x 2064 pix)
- Limiting magnitude : V ~ 20.1、g'~ 20.6 (60 sec, S/N=10)
- Imaging Filters : B, V, Rc, Ic,g', i', z'
-
- Details
(Japanese)
- MALLS : Medium And Low-dispersion Long-slit Spectrograph
- Slit width : 0.8", 1.2", 1.6", 5.0"
- Slit length : 4'
- Gratings :
- 150 l/mm (R~600, 550nm, 1.2")
- 1800 l/mm (R~7500, 550nm, 1.2")
- Limiting magnitude
- 1800 l/mm : R~9000, V~13 (slit=0.8", 1200sec, S/N=10)
- Malls Exposure Time Calculator
- Details
(Japanese)
- ・PI type instruments
- LISS : Line Imager and Slit Spectrograph
・60cm Telescope
- 60cm Telescope overview (Japanese)
・Solar telescopes
- Solar telescopes overview
(Japanese)