SWIMS Wiki
Summary_for_Subaru_S22A_CfP をテンプレートにして作成
開始行:
// &COLOR(red){UNDER CONSTRUCTION.};
|Contents|h
|#contents|h
~
** Notice for the S22A CfP at the Subaru Telescope [#v5ae...
SWIMS will be open &COLOR(red){with shared risk}; in S22A...
All applicants are required to contact SWIMS team in adva...
Acceptable observing modes are ''normal'', ''intensive ''...
|LEFT:BGCOLOR(#d0d8e0):||c
|''SWIMS Operation in S22A''|SWIMS is opened from S21A to...
|LEFT:BGCOLOR(#d0d8e0):||c
|''Necessity of MOS Preimaging''|SWIMS/MOS applicants who...
|''Number of MOS Masks''|SWIMS/MOS applicants must explic...
~
** Brief Introduction to SWIMS [#n5618fcc]
&SIZE(18){''S''};imultaneous-color &SIZE(18){''W''};ide-f...
It provides us with
- two-color simultaneous imaging with 6.7 × 3.3 arc...
- R ∼ 1000 multi-object slit spectroscopy (MOS) cover...
both with a single exposure.
|&ref(Summary_for_Subaru_S21A_CfP/material/_1090603s.jpg,...
|SWIMS|Component Assembly|f
** Field of Views [#wcfc451f]
The field of view (FoV) of the telescope is covered with ...
|LEFT:BGCOLOR(#d0d8e0):||c
|''Imag. FoV'' [arcmin^2]|6.7 × 3.3|
|''Spec. FoV'' [arcmin^2]|2.8 × 3.3|
|''# of arrays per arm''|2&br;(4096 × 2048 pixels)|
|''Pixel scale'' [arcsec/pix]|0.095|
|''FoV Layout, &br;Extent of spectra, &br;and &br;Array c...
'''Light-shaded''' regions show the FoV for the imaging m...
'''Black dots''' represent positions of source in the ima...
Each stripe indicates the full range of the spectrum obta...
** Available filters/grisms [#s08eddf7]
||Blue (0.9-1.4 μm)|Red (1.4-2.5 μm)|h
|LEFT:BGCOLOR(#d0d8e0):|||c
|''Broad-band''|'''Y''' (λc=1.027, Δλ...
|''Medium-band''|'''J1''' (1.174, 0.118) : &ref(Summary_f...
|''Narrow-band''|'''NB1244'''# (1.244, 0.015) : &ref(Summ...
|''Grism''|'''zJ''' (2.40 Å/pix, R ∼ 700-1200 w...
Filters followed by "#" are those for SWIMS-18 survey.
//We will kindly consider to use them for any other
Requests for use for any other purpose will be also welco...
~
|&ref(Summary_for_Subaru_S21A_CfP/material/filter_transmi...
|Transmission curves|f
ASCII data for each filter transmittance : &ref(Summary_f...
** Detector Performance [#a51000e7]
HAWAII-2RG arrays are controlled by individual readout el...
Under cryogenic condition ('''blue''' ∼ 90K, '''red''...
Note that Up-the-Ramp sampling mode is '''not''' availabl...
|LEFT:BGCOLOR(#d0d8e0):|||||c
||'''blue''' left (b2)|'''blue''' right (b1)|'''red''' le...
|''Array ID and grade''|#17285 ENG|#16321 SCI|#196 SCI|#2...
|''Dark Current'' [e-/sec/pix]|< 0.11|< 0.17|< 0...
|''Readout Noise'' (CDS and 32 Fowler) [e-]|∼ 22, &si...
|''Frame Readout Time'' [sec]|>|>|>|CENTER:1.48 (32-ch re...
|''Minimum Exposure Time'' including Overheads [sec]|>|>|...
|''Instrument overhead'' per frame [sec]|>|>|>|CENTER: &s...
|~|>|>|>|- t_frame: frame readout time (default=1.48).&br...
|~|>|>|>|Ex) With t_frame=1.48 and n_read=1, the overhead...
Dome flat images as of May 2021:
||Left|Right|h
|'''Blue''' ('''J'''-band)|&ref(Summary_for_Subaru_S21A_C...
|'''Red''' ('''H'''-band)|&ref(Summary_for_Subaru_S21A_Cf...
** Multi-object Spectroscopy Unit [#k6713a85]
The cryogenic storage called the carousel have 23 slots.
Of them, several kinds of engineering-use masks and long-...
Other (∼ 15) slots can be used for users' MOS masks.
At the moment, there are only 8 slit mask frames for scie...
To use more than 9 frames, it requires thermal cycle of t...
The time for target acquisition is about 15 minutes.
The time required to exchange from one mask to another is...
Note that IFU function is '''not''' available in S22A.
&COLOR(red){''Mask design and spectral coverage''};: The ...
Pay attention to that in designing your slit mask(s).
The only way to obtain the full spectral information betw...
** Sensitivity [#t23ce342]
Total throughput including the telescope and the atmosphe...
Note that the sensitivities described below may change ac...
- Imaging (S/N=5, 1hr integration, 0.5 arcsec seeing, 1.0...
|LEFT:BGCOLOR(#d0d8e0):|||c
|''Point source'' [ABmag]|'''Y'''=25.2, '''J'''=24.9, '''...
|''Extended source'' [ABmag/arcsec^2]|TBW|TBW|
-- The limiting magnitudes may be worsen by max ~0.5mag a...
-- Expected limiting magnitudes of narrow-band filters ar...
[[Workshop Presentation>http://www.ioa.s.u-tokyo.ac.jp/TA...
- Spectroscopy (S/N=5, 1hr integration, 0.6 arcsec seeing...
|LEFT:BGCOLOR(#d0d8e0):||c
|''Point source'' [ABmag]|'''Y'''=20.1, '''J'''=20.5, '''...
|''Extended source'' [ABmag/arcsec^2]|TBW|
** Data Reduction Pipeline [#p77bef06]
A reduction pipeline for imaging data is available at [[h...
The pipeline is written in Python, which follows standard...
We have no dedicated tools for spectroscopic data at the ...
Other pipelines such as [[MCSMDP for MOIRCS>https://www.n...
** Instrument Papers [#z45bed0f]
*** Overview [#q82cc34f]
- Konishi, M., et al., ''The University of Tokyo Atacama ...
- Konishi, M., et al., ''Development status of the simult...
- Motohara, K., et al., ''NIR camera and spectrograph SWI...
- Motohara, K., et al., ''Development of a simultaneous t...
*** Detector Control [#y28fb4e6]
- Terao, Y., et al., ''NIR camera and spectrograph SWIMS ...
- Todo, S., et al., ''Optimization and performance of H2...
*** Multi-Object Spectroscopy Unit (MOSU) [#f2272b18]
- Takahashi, H., et al., ''Development of multi-object sp...
** Contact [#be0fe575]
If you have any questions, contact us at kmotohara_at_ioa...
終了行:
// &COLOR(red){UNDER CONSTRUCTION.};
|Contents|h
|#contents|h
~
** Notice for the S22A CfP at the Subaru Telescope [#v5ae...
SWIMS will be open &COLOR(red){with shared risk}; in S22A...
All applicants are required to contact SWIMS team in adva...
Acceptable observing modes are ''normal'', ''intensive ''...
|LEFT:BGCOLOR(#d0d8e0):||c
|''SWIMS Operation in S22A''|SWIMS is opened from S21A to...
|LEFT:BGCOLOR(#d0d8e0):||c
|''Necessity of MOS Preimaging''|SWIMS/MOS applicants who...
|''Number of MOS Masks''|SWIMS/MOS applicants must explic...
~
** Brief Introduction to SWIMS [#n5618fcc]
&SIZE(18){''S''};imultaneous-color &SIZE(18){''W''};ide-f...
It provides us with
- two-color simultaneous imaging with 6.7 × 3.3 arc...
- R ∼ 1000 multi-object slit spectroscopy (MOS) cover...
both with a single exposure.
|&ref(Summary_for_Subaru_S21A_CfP/material/_1090603s.jpg,...
|SWIMS|Component Assembly|f
** Field of Views [#wcfc451f]
The field of view (FoV) of the telescope is covered with ...
|LEFT:BGCOLOR(#d0d8e0):||c
|''Imag. FoV'' [arcmin^2]|6.7 × 3.3|
|''Spec. FoV'' [arcmin^2]|2.8 × 3.3|
|''# of arrays per arm''|2&br;(4096 × 2048 pixels)|
|''Pixel scale'' [arcsec/pix]|0.095|
|''FoV Layout, &br;Extent of spectra, &br;and &br;Array c...
'''Light-shaded''' regions show the FoV for the imaging m...
'''Black dots''' represent positions of source in the ima...
Each stripe indicates the full range of the spectrum obta...
** Available filters/grisms [#s08eddf7]
||Blue (0.9-1.4 μm)|Red (1.4-2.5 μm)|h
|LEFT:BGCOLOR(#d0d8e0):|||c
|''Broad-band''|'''Y''' (λc=1.027, Δλ...
|''Medium-band''|'''J1''' (1.174, 0.118) : &ref(Summary_f...
|''Narrow-band''|'''NB1244'''# (1.244, 0.015) : &ref(Summ...
|''Grism''|'''zJ''' (2.40 Å/pix, R ∼ 700-1200 w...
Filters followed by "#" are those for SWIMS-18 survey.
//We will kindly consider to use them for any other
Requests for use for any other purpose will be also welco...
~
|&ref(Summary_for_Subaru_S21A_CfP/material/filter_transmi...
|Transmission curves|f
ASCII data for each filter transmittance : &ref(Summary_f...
** Detector Performance [#a51000e7]
HAWAII-2RG arrays are controlled by individual readout el...
Under cryogenic condition ('''blue''' ∼ 90K, '''red''...
Note that Up-the-Ramp sampling mode is '''not''' availabl...
|LEFT:BGCOLOR(#d0d8e0):|||||c
||'''blue''' left (b2)|'''blue''' right (b1)|'''red''' le...
|''Array ID and grade''|#17285 ENG|#16321 SCI|#196 SCI|#2...
|''Dark Current'' [e-/sec/pix]|< 0.11|< 0.17|< 0...
|''Readout Noise'' (CDS and 32 Fowler) [e-]|∼ 22, &si...
|''Frame Readout Time'' [sec]|>|>|>|CENTER:1.48 (32-ch re...
|''Minimum Exposure Time'' including Overheads [sec]|>|>|...
|''Instrument overhead'' per frame [sec]|>|>|>|CENTER: &s...
|~|>|>|>|- t_frame: frame readout time (default=1.48).&br...
|~|>|>|>|Ex) With t_frame=1.48 and n_read=1, the overhead...
Dome flat images as of May 2021:
||Left|Right|h
|'''Blue''' ('''J'''-band)|&ref(Summary_for_Subaru_S21A_C...
|'''Red''' ('''H'''-band)|&ref(Summary_for_Subaru_S21A_Cf...
** Multi-object Spectroscopy Unit [#k6713a85]
The cryogenic storage called the carousel have 23 slots.
Of them, several kinds of engineering-use masks and long-...
Other (∼ 15) slots can be used for users' MOS masks.
At the moment, there are only 8 slit mask frames for scie...
To use more than 9 frames, it requires thermal cycle of t...
The time for target acquisition is about 15 minutes.
The time required to exchange from one mask to another is...
Note that IFU function is '''not''' available in S22A.
&COLOR(red){''Mask design and spectral coverage''};: The ...
Pay attention to that in designing your slit mask(s).
The only way to obtain the full spectral information betw...
** Sensitivity [#t23ce342]
Total throughput including the telescope and the atmosphe...
Note that the sensitivities described below may change ac...
- Imaging (S/N=5, 1hr integration, 0.5 arcsec seeing, 1.0...
|LEFT:BGCOLOR(#d0d8e0):|||c
|''Point source'' [ABmag]|'''Y'''=25.2, '''J'''=24.9, '''...
|''Extended source'' [ABmag/arcsec^2]|TBW|TBW|
-- The limiting magnitudes may be worsen by max ~0.5mag a...
-- Expected limiting magnitudes of narrow-band filters ar...
[[Workshop Presentation>http://www.ioa.s.u-tokyo.ac.jp/TA...
- Spectroscopy (S/N=5, 1hr integration, 0.6 arcsec seeing...
|LEFT:BGCOLOR(#d0d8e0):||c
|''Point source'' [ABmag]|'''Y'''=20.1, '''J'''=20.5, '''...
|''Extended source'' [ABmag/arcsec^2]|TBW|
** Data Reduction Pipeline [#p77bef06]
A reduction pipeline for imaging data is available at [[h...
The pipeline is written in Python, which follows standard...
We have no dedicated tools for spectroscopic data at the ...
Other pipelines such as [[MCSMDP for MOIRCS>https://www.n...
** Instrument Papers [#z45bed0f]
*** Overview [#q82cc34f]
- Konishi, M., et al., ''The University of Tokyo Atacama ...
- Konishi, M., et al., ''Development status of the simult...
- Motohara, K., et al., ''NIR camera and spectrograph SWI...
- Motohara, K., et al., ''Development of a simultaneous t...
*** Detector Control [#y28fb4e6]
- Terao, Y., et al., ''NIR camera and spectrograph SWIMS ...
- Todo, S., et al., ''Optimization and performance of H2...
*** Multi-Object Spectroscopy Unit (MOSU) [#f2272b18]
- Takahashi, H., et al., ''Development of multi-object sp...
** Contact [#be0fe575]
If you have any questions, contact us at kmotohara_at_ioa...
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