The Bisei Spaceguard Center has the 1 m, 50 cm, and 25 cm telescopes. The data obtained by 1 m telescope are archived at DARTS. The optics design with the large field of view is suitable for asteroids and space debris surveys compared to other same size aperture telescopes.
|Characteristics of the 1 m telescope|
|Primary mirror aperture||1 m|
|Focal length||2930 mm|
|Field of view||72 × 148 arcmin|
|Limiting magnitude||18.7 mag (2-min exposure)|
|CCD Camera||PV camea (until January 2009)||New-type camera (after January 2009)|
|Chip number||b1, b2, b3||g1, g2, g3, g4|
|Number of pixels||1024 × 2048 pix (2 × 2 binning)||4169 × 2048 pix (without binning) |
2087 × 1024pix (2 × 2 binning)
|Pixel scale||2.110 arcsec/pix (2 × 2 binning)||1.058 arcsec/pix (without binning) |
2.117 arcsec/pix (2 × 2 binning)
|Filter||W, C: Wideband filter(490-910 nm)
V:Johnson V filter
R: Cousins Rc filter
I: Johnson IJ filter
|W, C: Wideband filter(490-910 nm) |
G: SLOAN/SDSS filter g'
R: SLOAN/SDSS filter r'
I: SLOAN/SDSS filter i'
Z: SLOAN/SDSS filter z'
- Bisei Spaceguard Center Large Observation Building (1-meter telescope dome)
- East Longitude : 133°32'39"
- North Latitude : 34°40'21"
- Elevation : 463 m