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更新履歴（7件）
2015-08-10
HIDES制御用ソフトウェア
2015-07-23
現在のサポート体制など
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Mosaic_CCD_en をテンプレートにして作成
開始行:
A new CCD camera system for HIDES, which uses mosaicked 3...
(EEV 42-80), is now open to visiting observers.
Currently, the CCD with the fewest bad columns is placed ...
of the 3 CCDs, and the one which had been used in the for...
system is now placed at the bluer side and the remaining ...
blots on the surface at the redder side. Each CCD has tw...
Measured properties of the 6 readouts of the CCDs are sum...
- Gain : 2.5-3 e-/ADU
- Read-out noise : < 5e-
- Bias level : ～500 ADU
Things to be kept in mind for observers are as follows:
- Instantaneous wavelength coverage is tripled, 3750A wit...
cross disperser and 2340A with the blue cross disperser. ...
vignetting is present at the ends of each echelle order i...
longest-wavelength portion.
- Full frame read-out time is roughly halved to about 50 ...
- Spectral sensitivity has changed little.
- The gap between adjacent CCDs is 500 um, which correspo...
This results in a loss of 1 echelle order in the recorded...
- On-chip binning is not available yet.
When preparing an observing proposal, please consult
"[[HIDES Quick Observing Recipe>http://www.oao.nao.ac.jp/...
while keeping the above mentioned points due to the mosai...
Any questions are welcome on the mosaicked CCD camera.
Please feel free to send them to izumiura @ oao . nao . a...
*CCD [#d788f6ed]
CENTER:Table 1:The measured properties of the HIDES CCDs....
two output points.
||>|~Gain (e/ADU)|>|~Readout noise (ADU)|>|~Bias (ADU) |
|~|~Left|~Right|~Left|~Right|~Left|~Right|
|Red (EPO)|2.6729|2.5633|1.8300|1.9396|487.1|517.1|
|Green (LUM)|3.0267|2.9428|1.5486|1.4552|513.3|522.7|
|Blue (MEI)|2.7054|2.6876|1.7529|1.7183|501.8|538.6|
#br
#ref(3ccdThAr-s_size.jpg,center)
CENTER:Fig. 1: The image of Th-Ar comparison spectrum. Ov...
#br
*Linearity[#y0f7f3c6]
HIDES CCDs show the good linearity up to around 20,000 AD...
**CCD Red（EPO）（Left） [#r2d2b8a5]
#ref(red-epo_left.png,center)
**CCD Red（EPO）（Right） [#l435eb0b]
#ref(red-epo_right.png,center)
**CCD Green（LUM）（Left） [#bbfcaca7]
#ref(green-lum_left.png,center)
**CCD Green（LUM）（Right） [#v65f6f96]
#ref(green-lum_right.png,center)
**CCD Blue（MEI）（Left） [#jd61f275]
#ref(blue-mei_left.png,center)
**CCD Blue（MEI）（Right） [#ica75ba7]
#ref(blue-mei_right.png,center)
終了行:
A new CCD camera system for HIDES, which uses mosaicked 3...
(EEV 42-80), is now open to visiting observers.
Currently, the CCD with the fewest bad columns is placed ...
of the 3 CCDs, and the one which had been used in the for...
system is now placed at the bluer side and the remaining ...
blots on the surface at the redder side. Each CCD has tw...
Measured properties of the 6 readouts of the CCDs are sum...
- Gain : 2.5-3 e-/ADU
- Read-out noise : < 5e-
- Bias level : ～500 ADU
Things to be kept in mind for observers are as follows:
- Instantaneous wavelength coverage is tripled, 3750A wit...
cross disperser and 2340A with the blue cross disperser. ...
vignetting is present at the ends of each echelle order i...
longest-wavelength portion.
- Full frame read-out time is roughly halved to about 50 ...
- Spectral sensitivity has changed little.
- The gap between adjacent CCDs is 500 um, which correspo...
This results in a loss of 1 echelle order in the recorded...
- On-chip binning is not available yet.
When preparing an observing proposal, please consult
"[[HIDES Quick Observing Recipe>http://www.oao.nao.ac.jp/...
while keeping the above mentioned points due to the mosai...
Any questions are welcome on the mosaicked CCD camera.
Please feel free to send them to izumiura @ oao . nao . a...
*CCD [#d788f6ed]
CENTER:Table 1:The measured properties of the HIDES CCDs....
two output points.
||>|~Gain (e/ADU)|>|~Readout noise (ADU)|>|~Bias (ADU) |
|~|~Left|~Right|~Left|~Right|~Left|~Right|
|Red (EPO)|2.6729|2.5633|1.8300|1.9396|487.1|517.1|
|Green (LUM)|3.0267|2.9428|1.5486|1.4552|513.3|522.7|
|Blue (MEI)|2.7054|2.6876|1.7529|1.7183|501.8|538.6|
#br
#ref(3ccdThAr-s_size.jpg,center)
CENTER:Fig. 1: The image of Th-Ar comparison spectrum. Ov...
#br
*Linearity[#y0f7f3c6]
HIDES CCDs show the good linearity up to around 20,000 AD...
**CCD Red（EPO）（Left） [#r2d2b8a5]
#ref(red-epo_left.png,center)
**CCD Red（EPO）（Right） [#l435eb0b]
#ref(red-epo_right.png,center)
**CCD Green（LUM）（Left） [#bbfcaca7]
#ref(green-lum_left.png,center)
**CCD Green（LUM）（Right） [#v65f6f96]
#ref(green-lum_right.png,center)
**CCD Blue（MEI）（Left） [#jd61f275]
#ref(blue-mei_left.png,center)
**CCD Blue（MEI）（Right） [#ica75ba7]
#ref(blue-mei_right.png,center)
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