From e8ce3a6741a17797fd3b20b069b493d0c6aa17de Mon Sep 17 00:00:00 2001 From: antilogus Date: Tue, 10 Dec 2024 20:49:41 +0100 Subject: [PATCH] I'll not give up --- sections/serialRemnants.rst | 40 ++++++++++++++++++------------------- 1 file changed, 19 insertions(+), 21 deletions(-) diff --git a/sections/serialRemnants.rst b/sections/serialRemnants.rst index f1895e8..6ff4eeb 100644 --- a/sections/serialRemnants.rst +++ b/sections/serialRemnants.rst @@ -39,12 +39,10 @@ the serial register during the clear, to avoid the construction of pockets at this image-serial register interface. .. image:: /figures/plots_R12_S20_C15_E1880_bias_2024103000303.png - :target: .. /figures/plots_R12_S20_C15_E1880_bias_2024103000303.png - :alt: Figure showing the impact of the various type of clear on a bias taken after a saturated flat for an E2V sensor - - In this images , we can see for 3 type of sequencer ( from left to right : V29 , NoP and NopSF), a zoom on the first lines of an e2v amplifier ( here R12_S20 C10) shown as a 2D image ( top plots) or with the mean signal per line (bottom plots). A bias taken just after a saturated flat in a e2v - CCD will show a residual signal in the first lines when using the default clear (left images,clear=v29 ) : the first line has an almost saturated signal ( ~ 100 kADU here), and a significant signal is seen up to the line ~50 here. In practice, in function of the amplifier, signal can be seen up - to line 20-50. When using the NoP clear (central plots), we can already see a strong reduction of the unclear charges still present in the first acquired bias after a saturated flat. The NoPSF clear fully clear the saturated flat , and no uncleared charges are observed in the following bias. + :target: ../figures/plots_R12_S20_C15_E1880_bias_2024103000303.png + :alt: Figure showing the impact of the various type of clear on a bias taken after a saturated flat for an E2V sensor. We present for 3 types of sequencer ( from left to right : V29 , NoP and NopSF), a zoom on the first lines of an e2v amplifier ( here R12_S20 C10) shown as a 2D image ( top + plots) and presented as the mean signal per line (bottom plots). A bias taken just after a saturated flat in a e2v CCD will show a residual signal in the first lines when using the default clear (left images,clear=v29 ) : the first line has an almost saturated signal ( ~ 100 kADU here), + and a significant signal is seen up to the line ~50 here. In practice, in function of the amplifier, signal can be seen up to line 20-50. When using the NoP clear (central plots), we can already see a strong reduction of the unclear charges still present in the first acquired bias after a saturated flat. The NoPSF clear fully clear the saturated flat , and no uncleared charges are observed in the following bias. @@ -54,25 +52,25 @@ pockets at this image-serial register interface. .. table:: This table summaries the different clear methods used so far . . - +------------------------+------------+----------+-------------+----------------+-----------------+-------------------------+--------+-------+ + +------------------------+------------+----------+-------------+----------------+-----------------+-------------------------+--------+-------+ | | Default Clear | Multi Clear | Multi Clear | Deep Clear | No Pocket (NoP) | No Pocket Serial Flush (NoPSF) | Header 3 | Header 4 | | | 1 Clear | 3 Clears | 5 Clears | Clear +1 Line | 1 Clear | 1 Clear | | | | | (seq. V29 ) | (seq. V29 ) | (seq. V29 ) | (Seq. V23 DC) | (seq. V29_NoP) | ( seq. V29, V30 ) | | | +===================+==========+==========+========+=============+==============+====================+======+======+ - | Clear duration | 65.5 ms | 196.5 ms | 327.4 ms | 64.69 ms | 65.8 ms | 67 ms | | | - +===================+==========+==========+==========+==========+================+===================+======+=======+ - | "E2V" after saturated Flat | | | | | | | | | - +------------------------+------------ + | +----------------+-------------+-------------------+-------+---------+ - | R30_S10_C10 E2V | | | | | | | | | - | Bright Column (~ sat. Star) | | No residual e- | No residual e- | | | | | | - +===================+========== | +==========+===========+==========+==========+==========+ - | "ITL" after saturated Flat | | in following | in following | | | | | | - +------------------------+------------+ | +----------------+-------------+-------------------+-------+---------+ - | R02_S20_C14 ITL | | image | image | | | | | | - |Bright Column (~ sat. Star) | | | | | | | | | - +===================+==========+==========+==========+==========+===========+==========+==========+==========+ - | R01_S10 ITL "unique" | | | | | | | | | - +------------------------+------------+------------+----------+----------------+-------------+-------------------+-------+---------+ + | Clear duration | 65.5 ms | 196.5 ms | 327.4 ms | 64.69 ms | 65.8 ms | 67 ms | | | + +------------------------+------------+------------+----------+----------------+-------------+----------------------------------+-------+---------+ + | "E2V" after saturated Flat | | | | | | | | | + +------------------------+------------ + | +----------------+-------------+----------------------------+-------+---------+ + | R30_S10_C10 E2V | | | | | | | | | + | Bright Column (~ sat. Star) | | No residual e- | No residual e- | | | | | | + +------------------------+------------+ + +----------------+-------------+----------------------------------+-------+---------+ + | "ITL" after saturated Flat | | in following | in following | | | | | | + +------------------------+------------+ + +----------------+-------------+-----------------------------+-------+---------+ + | R02_S20_C14 ITL | | image | image | | | | | | + |Bright Column (~ sat. Star) | | | | | | | | | + +------------------------+------------+------------+----------+----------------+-------------+----------------------------------+-------+---------+ + | R01_S10 ITL "unique" | | | | | | | | | + +------------------------+------------+------------+----------+----------------+-------------+----------------------------------+-------+---------+