[Halld-cal] [EXTERNAL] BCAL calibration status
Sean Dobbs
sdobbs at fsu.edu
Fri Apr 3 13:12:10 EDT 2020
Hi Karthik,
Just checking in on your calibration work - could you please let me
know when you've uploaded the latest gain and nonlinear calibrations?
Thanks,
Sean
On Wed, Apr 1, 2020 at 10:49 AM Zisis Papandreou <zisis at uregina.ca> wrote:
>
> You got it. Thanks and cheers, Zisis…
>
> > On Apr 1, 2020, at 5:34 AM, Elton Smith <elton at jlab.org> wrote:
> >
> > Hi Zisis and Karthik,
> >
> > Thanks for the effort to complete the gain calibrations and keeping us up-to-date. I am replying to the halld-cal list, which is where future communications should be sent so that everyone is informed and also we keep a record of the communications.
> >
> > Cheers, Elton
> >
> > Elton Smith
> > Jefferson Lab MS 12H3
> > 12000 Jefferson Ave STE 4
> > Newport News, VA 23606
> > (757)269-7625
> > (757)269-6331 fax
> >
> > On 3/31/20 8:27 PM, Zisis Papandreou wrote:
> >> Hi Sean:
> >>
> >> as you saw from Karthik’s email, he started with the fall 2018 gains, then applied Mark’s ratio, and started iterations. He is looking at Batch 1, runs 71350-71591. (As this batch was for 150/250 nA, we will look at the other batches at 350 nA later, to see if any tweaks in the gains will be needed.)
> >>
> >> 6 iterations have completed. The file is attached below (to make it smaller, Karthik removed the 2D plots of 2g vs channel no; those are available upon request.)
> >>
> >> It looks like it takes ~3 hrs to do an iteration, so by tomorrow we should have 2-3 more iterations, and then see if the top left plot (2g vs channel no fits) converges to a line, for all three layers.
> >>
> >> Cheers, Zisis...
> >>
> >>
> >>> On Mar 31, 2020, at 3:00 PM, Sean Dobbs <sdobbs at fsu.edu <mailto:sdobbs at fsu.edu>> wrote:
> >>>
> >>> Great news, thanks!
> >>> I suppose this is starting with flat gains?
> >>>
> >>> Cheers,
> >>> Sean
> >>>
> >>>
> >>> On Tue, Mar 31, 2020 at 4:58 PM Zisis Papandreou <zisis at uregina.ca <mailto:zisis at uregina.ca>> wrote:
> >>>
> >>> Hi Sean:
> >>>
> >>> Karthik reports: /The calibration for spring 2020 (batch 1) is
> >>> going smooth and I have completed 4 iterations for now and 5th
> >>> iteration is running in the farm. I am attaching the plots that
> >>> we usually produce when we do the calibration./
> >>>
> >>> The file was very large and Karthik will modify it to make it
> >>> easier to work with. Just to show you that things are appearing
> >>> to converge, I am attaching a couple of screen shots.
> >>>
> >>> Karthik is now estimating how lone it will take to finish the 5th
> >>> iteration, and we will see whether we need to go to 8, or whether
> >>> we can live with fewer.
> >>>
> >>> We will continue to keep you posted.
> >>>
> >>> Cheers, Zisis...
> >>>
> >>> <mean and sigma.png>
> >>>
> >>> <gain constants.png>
> >>>
> >>>> On Mar 30, 2020, at 10:55 AM, Sean Dobbs <sdobbs at fsu.edu
> >>>> <mailto:sdobbs at fsu.edu>> wrote:
> >>>>
> >>>> Hi Zisis,
> >>>>
> >>>> Thanks very much for the update. I prefer to have the BCAL gains at
> >>>> an advanced stage, if not complete, before we do the next monitoring
> >>>> launch. So let's plan to keep this a high priority and hope to
> >>>> launch
> >>>> on Friday or Monday if need be.
> >>>>
> >>>> Cheers,
> >>>> Sean
> >>>>
> >>>> On Mon, Mar 30, 2020 at 12:50 PM Zisis Papandreou
> >>>> <zisis at uregina.ca <mailto:zisis at uregina.ca>> wrote:
> >>>>>
> >>>>> Hi Sean:
> >>>>>
> >>>>> we had a another Regina group meeting this morning, where
> >>>>> Karthik reported the activities. Tegan also joins these.
> >>>>>
> >>>>> 1) PrimEx jobs: jobs are finally running on the farm. Igal
> >>>>> gave Karthik some advise on how to tune job requirements so
> >>>>> that the jobs can run faster on the farm.
> >>>>>
> >>>>> 2) GlueX jobs:
> >>>>> - Two test jobs completed without any issues. The mass is
> >>>>> coming out from the fits at 135 MeV/c2. There are not enough
> >>>>> statistics to see things cell by cell or to compare the layers,
> >>>>> but it looks good so far.
> >>>>> - The fall 2019 pi0 calibration took 6 iterations to converge,
> >>>>> which were completed in less than a week while the farm was not
> >>>>> too busy. Tegan noted that whether one starts from flat gains
> >>>>> or previous ccdb gains, the convergence of the iterations takes
> >>>>> about the same amount of time.
> >>>>>
> >>>>> Question: Sean et al: it is not likely that the GlueX
> >>>>> jobs/iterations will complete by April 1. We hope that more
> >>>>> jobs will complete by tomorrow, perhaps offering us enough
> >>>>> stats to see the layers fits and cells. If this happens *and*
> >>>>> the results look good, we could discuss whether to postpone the
> >>>>> launch towards the end of the week, when we hope the
> >>>>> calibration should be close to complete. Thoughts?
> >>>>>
> >>>>> Cheers, Zisis...
> >>>>>
> >>>>> On Mar 27, 2020, at 1:29 PM, Sean Dobbs <sdobbs at fsu.edu
> >>>>> <mailto:sdobbs at fsu.edu>> wrote:
> >>>>>
> >>>>> Hi Zisis and Karthik,
> >>>>>
> >>>>> Thanks a lot for the report. We will keep an eye on how things
> >>>>> progress and modify the schedule accordingly. My jobs have been
> >>>>> sitting there forever as well.
> >>>>>
> >>>>> Maybe we should discuss bumping up Karthik's priority on the farm,
> >>>>> since this is urgent?
> >>>>> An additional idea is that after this iteration, we can pull
> >>>>> the files
> >>>>> from tape, pin them to the cache disk, and then he can be sure that
> >>>>> they are all on disk for future iterations.
> >>>>>
> >>>>> Cheers,
> >>>>> Sean
> >>>>>
> >>>>> On Fri, Mar 27, 2020 at 2:32 PM Zisis Papandreou
> >>>>> <zisis at uregina.ca <mailto:zisis at uregina.ca>> wrote:
> >>>>>
> >>>>>
> >>>>> Hi everyone:
> >>>>>
> >>>>> we had a group meeting this morning in Regina to discuss the
> >>>>> PrimEx and GlueX BCAL calibrations.
> >>>>>
> >>>>> PrimEx: Karthik did a quick test with runs from He with CDC on
> >>>>> and sees good pi0 peaks in the Layer 1 and 2 cells, but not in
> >>>>> 3 and barely anything in 4 (the last one is not expected, due
> >>>>> to low penetration of showers there). The calibration from past
> >>>>> GlueX runs does not show this L3 behaviour. We are still
> >>>>> investigating, including checking how well the skims work, when
> >>>>> there is no B-field on. Also, Karthik will look at hdview to
> >>>>> see if anything interesting is observable. Assuming we fix L3,
> >>>>> then calibration can proceed, where we will have to bump up the
> >>>>> pi0 mass from 130 to 135. This will be a PrimEx-specific set
> >>>>> of gains, entered in a suitable place in ccdb.
> >>>>>
> >>>>> GlueX: Sean, see Karthik’s email below. H checked and his
> >>>>> account is ok, no holds on it, proper use of sqlite, etc, after
> >>>>> getting advice from Mark Ito on how to do all that. As the jobs
> >>>>> are at a virtual standstill, it does not look like we can make
> >>>>> the April 1 launch. Of course, we can wait over the weekend
> >>>>> and see if by Monday some of the jobs get executed, and then
> >>>>> decide what to do then (go ahead, or delay the launch).
> >>>>>
> >>>>> Comments, thoughts?
> >>>>>
> >>>>> Cheers, Zisis…
> >>>>>
> >>>>> =============
> >>>>>
> >>>>>
> >>>>> Good morning,
> >>>>>
> >>>>> I applied the gainratios to the existing ccdb gains and submitted a
> >>>>> small test batch on the 25th of march (wednesday). The jobs has
> >>>>> been in
> >>>>> the depend state since then. I understand that this is because
> >>>>> of a lot
> >>>>> of jobs being submitted to the farm lately. However, if this
> >>>>> continues,
> >>>>> I am not sure if we can deliver the gains by April 1. I shall
> >>>>> continue
> >>>>> to do the gains and deliver it at the latest. This is in the
> >>>>> top of my
> >>>>> priority list.
> >>>>>
> >>>>> Thank you
> >>>>>
> >>>>> Karthik Suresh
> >>>>>
> >>>>> On Mar 25, 2020, at 12:20 PM, Igal Jaegle <ijaegle at jlab.org
> >>>>> <mailto:ijaegle at jlab.org>> wrote:
> >>>>>
> >>>>> Thank you Zizis & Karthik, your help is much appreciated.
> >>>>>
> >>>>> tks ig.
> >>>>> ________________________________
> >>>>> From: Zisis Papandreou <Zisis.Papandreou at uregina.ca
> >>>>> <mailto:Zisis.Papandreou at uregina.ca>>
> >>>>> Sent: Wednesday, March 25, 2020 1:29 PM
> >>>>> To: sdobbs at fsu.edu <mailto:sdobbs at fsu.edu> <sdobbs at fsu.edu
> >>>>> <mailto:sdobbs at fsu.edu>>; Mark-Macrae Dalton <dalton at jlab.org
> >>>>> <mailto:dalton at jlab.org>>; Elton Smith <elton at jlab.org
> >>>>> <mailto:elton at jlab.org>>; gasparan at jlab.org
> >>>>> <mailto:gasparan at jlab.org> <gasparan at jlab.org
> >>>>> <mailto:gasparan at jlab.org>>; Igal Jaegle <ijaegle at jlab.org
> >>>>> <mailto:ijaegle at jlab.org>>; Ilya Larin <ilarin at jlab.org
> >>>>> <mailto:ilarin at jlab.org>>; Jonathan Zarling <jzarling at jlab.org
> >>>>> <mailto:jzarling at jlab.org>>; lgan at jlab.org
> >>>>> <mailto:lgan at jlab.org> <lgan at jlab.org <mailto:lgan at jlab.org>>;
> >>>>> Alexander Somov <somov at jlab.org <mailto:somov at jlab.org>>;
> >>>>> ksv656 at uregina.ca <mailto:ksv656 at uregina.ca><ksv656 at uregina.ca
> >>>>> <mailto:ksv656 at uregina.ca>>
> >>>>> Subject: Re: [EXTERNAL] Re: BCAL calibration status
> >>>>>
> >>>>> Hi Sasha and Igal:
> >>>>>
> >>>>> thanks for summarizing the PrimEx goals. This is helpful.
> >>>>>
> >>>>> Sorry that these calibrations had not bee done earlier, but
> >>>>> much like City Officials, we are "complaint" driven. I wish we
> >>>>> were more proactive.
> >>>>>
> >>>>> Anyhow, rest assured that this has a high priority now. Karthik is juggling PrimEx and the GlueX calibration (to meet
> >>>>> the launch date). On the former, he may have some plots later
> >>>>> in the day, and if these look ok, he can turn the crank and do
> >>>>> all the runs.
> >>>>>
> >>>>> We will keep you posted.
> >>>>>
> >>>>> Cheers, Zisis...
> >>>>>
> >>>>>
> >>>>>
> >>>>> Dr. Zisis Papandreou
> >>>>> Head, Department of Physics
> >>>>> Professor of Physics, Ph.D, P.Phys.
> >>>>> ---------------------------------------------------------
> >>>>> Department of Physics
> >>>>> University of Regina
> >>>>> 3737 Wascana Parkway
> >>>>> Regina, SK S4S 0A2 CANADA
> >>>>>
> >>>>> Phone: (306) 585-5379
> >>>>> Fax: (306) 585-5659
> >>>>> Email: zisis at uregina.ca <mailto:zisis at uregina.ca>
> >>>>> Website:
> >>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__www.uregina.ca_science_physics_people_faculty-2Dresearch_zisis-2Dpapandreou_&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=qOykDDW07dxNIz2gqzRW_0sRJeff1E30DnojDqga1Jo&m=IraULg_SMVRy6o10CAjzyiksMbHSlSahZEvO70xul8U&s=y0CSWvLVbEiZEk_XK0U5rCnWl77kf4eeCdZctW_bbDk&e=
> >>>>> <https://urldefense.com/v3/__https://www.uregina.ca/science/physics/people/faculty-research/zisis-papandreou/__;%21%21PhOWcWs%21lYKDfQmd6uehc2l57agVvudr58rCki-gmq37OV_v-mjsS3gAi8qT_jR1mLeUAA$>
> >>>>>
> >>>>> Alexander Somov <somov at jlab.org <mailto:somov at jlab.org>>
> >>>>> 03/17/20 8:05 PM >>>
> >>>>>
> >>>>> Hi Zisis, All,
> >>>>>
> >>>>> I apologize for the late response, too many things
> >>>>> today.
> >>>>>
> >>>>> As we have discussed, the BCAL calibration precision
> >>>>> for PrimEx runs should be the same as for other GlueX
> >>>>> runs. At least there should be no shifts in mass
> >>>>> distributions of pi0, etc. We don't request anything
> >>>>> special.
> >>>>>
> >>>>> BCAL will be used to subtract background from
> >>>>> hadronic interactions.
> >>>>>
> >>>>> BCAL is a part of the PrimEx equipment, and PrimEx
> >>>>> is the GlueX experiment, so we expect to
> >>>>> receive support from the collaboration
> >>>>> (BCAL group).
> >>>>>
> >>>>> Timeline. I Was pretty much sure that the calibration
> >>>>> has already been done. Elton reported this
> >>>>> when I asked about the BCAL calibration status for
> >>>>> PrimEx runs during the GlueX meeting.
> >>>>> Obviously it was a wrong statement (based on Igal's
> >>>>> checks).
> >>>>>
> >>>>> ----
> >>>>>
> >>>>> I don't know how much work is needed to do calibration. Perhaps
> >>>>> applying some simple
> >>>>> corrections would be enough.
> >>>>>
> >>>>> Cheers,
> >>>>> Sasha
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> ________________________________
> >>>>> From: Zisis Papandreou <Zisis.Papandreou at uregina.ca
> >>>>> <mailto:Zisis.Papandreou at uregina.ca>>
> >>>>> Sent: Tuesday, March 17, 2020 9:25 AM
> >>>>> To: sdobbs at fsu.edu <mailto:sdobbs at fsu.edu> <sdobbs at fsu.edu
> >>>>> <mailto:sdobbs at fsu.edu>>; Mark-Macrae Dalton <dalton at jlab.org
> >>>>> <mailto:dalton at jlab.org>>; Elton Smith <elton at jlab.org
> >>>>> <mailto:elton at jlab.org>>; Igal Jaegle <ijaegle at jlab.org
> >>>>> <mailto:ijaegle at jlab.org>>; Jonathan Zarling <jzarling at jlab.org
> >>>>> <mailto:jzarling at jlab.org>>; Alexander Somov <somov at jlab.org
> >>>>> <mailto:somov at jlab.org>>; ksv656 at uregina.ca
> >>>>> <mailto:ksv656 at uregina.ca><ksv656 at uregina.ca
> >>>>> <mailto:ksv656 at uregina.ca>>
> >>>>> Subject: [EXTERNAL] Re: BCAL calibration status
> >>>>>
> >>>>> Hello Igal et al:
> >>>>>
> >>>>> yes, work is being done: jobs are running on the calibration
> >>>>> and MC studies are also being carried out. While we wait for
> >>>>> those, this is a good time to get "organized".
> >>>>>
> >>>>> In our group, we are not sure of what the objectives and
> >>>>> priorities are for the Primex runs, particularly as they
> >>>>> pertain to the BCAL
> >>>>>
> >>>>> Igal, can you or Sasha, perhaps make a few slides or write a
> >>>>> one-pager, explaining those objectives? It would be good if
> >>>>> there were timelines (of what you are trying to extract from
> >>>>> the data) or the tasks listed in order of priority. We could
> >>>>> then go over those at this Thursday's Calorimetry meeting.
> >>>>>
> >>>>> The reason we ask for this is that the Regina crew has other
> >>>>> tasks on their plates and we should optimize our collective
> >>>>> operations. In parallel, Karthik and Varun are studying to
> >>>>> take their Ph.D. Comprehensive exams in May.
> >>>>>
> >>>>> Thanks and best regards, Zisis...
> >>>>>
> >>>>>
> >>>>>
> >>>>> Dr. Zisis Papandreou
> >>>>> Head, Department of Physics
> >>>>> Professor of Physics, Ph.D, P.Phys.
> >>>>> ---------------------------------------------------------
> >>>>> Department of Physics
> >>>>> University of Regina
> >>>>> 3737 Wascana Parkway
> >>>>> Regina, SK S4S 0A2 CANADA
> >>>>>
> >>>>> Phone: (306) 585-5379
> >>>>> Fax: (306) 585-5659
> >>>>> Email: zisis at uregina.ca <mailto:zisis at uregina.ca>
> >>>>> Website:
> >>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__www.uregina.ca_science_physics_people_faculty-2Dresearch_zisis-2Dpapandreou_&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=qOykDDW07dxNIz2gqzRW_0sRJeff1E30DnojDqga1Jo&m=IraULg_SMVRy6o10CAjzyiksMbHSlSahZEvO70xul8U&s=y0CSWvLVbEiZEk_XK0U5rCnWl77kf4eeCdZctW_bbDk&e=
> >>>>> <https://urldefense.com/v3/__https://www.uregina.ca/science/physics/people/faculty-research/zisis-papandreou/__;%21%21PhOWcWs%21lYKDfQmd6uehc2l57agVvudr58rCki-gmq37OV_v-mjsS3gAi8qT_jR1mLeUAA$>
> >>>>>
> >>>>> Igal Jaegle <ijaegle at jlab.org <mailto:ijaegle at jlab.org>>
> >>>>> 03/17/20 3:59 AM >>>
> >>>>>
> >>>>> BCAL colleagues,
> >>>>>
> >>>>> Do you have any news for the BCAL calibration of the PrimEX-D
> >>>>> measurements?
> >>>>>
> >>>>> tks ig.
> >>>>>
> >>>>>
> >>>>>
> >>>>> Dr. Zisis Papandreou
> >>>>> Head, Department of Physics
> >>>>> Professor of Physics, Ph.D., P.Phys.
> >>>>> ---------------------------------------------------------
> >>>>> Department of Physics
> >>>>> University of Regina
> >>>>> 3737 Wascana Parkway
> >>>>> Regina, SK S4S 0A2 CANADA
> >>>>>
> >>>>> Phone: (306) 585-5379
> >>>>> Fax: (306) 585-5659
> >>>>> Email: zisis at uregina.ca <mailto:zisis at uregina.ca>
> >>>>> Website:
> >>>>> https://urldefense.proofpoint.com/v2/url?u=http-3A__www.uregina.ca_science_physics_people_faculty-2Dresearch_zisis-2Dpapandreou_index.html&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=qOykDDW07dxNIz2gqzRW_0sRJeff1E30DnojDqga1Jo&m=IraULg_SMVRy6o10CAjzyiksMbHSlSahZEvO70xul8U&s=pa_RD1qwpbm7Bz3DvnBarc4rkv8Wk-e7WOv4ydBypbE&e=
> >>>>> <https://urldefense.com/v3/__http://www.uregina.ca/science/physics/people/faculty-research/zisis-papandreou/index.html__;%21%21PhOWcWs%21lYKDfQmd6uehc2l57agVvudr58rCki-gmq37OV_v-mjsS3gAi8qT_jQSb9zAng$>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> Dr. Zisis Papandreou
> >>>>> Head, Department of Physics
> >>>>> Professor of Physics, Ph.D., P.Phys.
> >>>>> ---------------------------------------------------------
> >>>>> Department of Physics
> >>>>> University of Regina
> >>>>> 3737 Wascana Parkway
> >>>>> Regina, SK S4S 0A2 CANADA
> >>>>>
> >>>>> Phone: (306) 585-5379
> >>>>> Fax: (306) 585-5659
> >>>>> Email: zisis at uregina.ca <mailto:zisis at uregina.ca>
> >>>>> Website:
> >>>>> https://urldefense.proofpoint.com/v2/url?u=http-3A__www.uregina.ca_science_physics_people_faculty-2Dresearch_zisis-2Dpapandreou_index.html&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=qOykDDW07dxNIz2gqzRW_0sRJeff1E30DnojDqga1Jo&m=IraULg_SMVRy6o10CAjzyiksMbHSlSahZEvO70xul8U&s=pa_RD1qwpbm7Bz3DvnBarc4rkv8Wk-e7WOv4ydBypbE&e=
> >>>>> <https://urldefense.com/v3/__http://www.uregina.ca/science/physics/people/faculty-research/zisis-papandreou/index.html__;%21%21PhOWcWs%21lYKDfQmd6uehc2l57agVvudr58rCki-gmq37OV_v-mjsS3gAi8qT_jQSb9zAng$>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>
> >>
> >>
> >>
> >>
> >> Dr. Zisis Papandreou
> >> Head, Department of Physics
> >> Professor of Physics, Ph.D., P.Phys.
> >> ---------------------------------------------------------
> >> Department of Physics
> >> University of Regina
> >> 3737 Wascana Parkway
> >> Regina, SK S4S 0A2 CANADA
> >>
> >> *Phone: (306) 585-5379*
> >> Fax: (306) 585-5659
> >> Email: zisis at uregina.ca <mailto:zisis at uregina.ca>
> >> Website: https://urldefense.proofpoint.com/v2/url?u=http-3A__www.uregina.ca_science_physics_people_faculty-2Dresearch_zisis-2Dpapandreou_index.html&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=qOykDDW07dxNIz2gqzRW_0sRJeff1E30DnojDqga1Jo&m=IraULg_SMVRy6o10CAjzyiksMbHSlSahZEvO70xul8U&s=pa_RD1qwpbm7Bz3DvnBarc4rkv8Wk-e7WOv4ydBypbE&e= <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.uregina.ca_science_physics_people_faculty-2Dresearch_zisis-2Dpapandreou_index.html&d=DwMFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=c-_tH8evYLC4MjBfbp0hiQ&m=L9K-OoIwqk5DKjlr1cfFyqg-V-On_gBLT7g_-xpoYVw&s=YY00N7HeNHCOuCtrD_QDLjdQMkkLKhs2Wd-UwIQijKk&e=>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >
>
>
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