[Halld-tracking-hw] [EXTERNAL] Re: slot for DC alignment talk

[Simon Taylor]

According to rcdb, run 11048 is indeed a field-off run (solenoid current is reported to be -0.0861926 A).

Simon
________________________________
From: Keigo Mizutani <keigo at jlab.org>
Sent: Friday, February 7, 2020 3:04 PM
To: Sean Dobbs <sdobbs at fsu.edu>
Cc: Lubomir Pentchev <pentchev at jlab.org>; halld-tracking-hw <halld-tracking-hw at jlab.org>; Simon Taylor <staylor at jlab.org>
Subject: Re: [EXTERNAL] Re: [Halld-tracking-hw] slot for DC alignment talk

Hi,

> One more serious problem I noticed is that if you are running off of
> the standard CCDB, it seems like 11048 is configured to have the
> magnetic field on in the reconstruction. Presumably this would not
> give correct answers. Can you confirm that you see this too (you
> should be able to see if a magnetic field map is loaded by looking at
> the output of hd_root), and if so, can you tell me which 2016
> field-off runs you might be looking at?

I'm using -PBFIELD_TYPE=NoField option, and then, the field map seems not loaded. I received the following message from the output of hd_root:
JANA >>Created Magnetic field map with B=(0,0,0) everywhere.

Thanks,
Keigo
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