This is the Web-Page of the Target Subgroup of the Hera-B Experiment. This page is best viewed with Netscape. If your link is slow please turn off the 'Auto Load Images' option.

You can read articles posted in our newsgroup Desy.Hera-B.Target here. The minutes of our weekly Target Group Meeting are posted in the Newsgroup.

Perhaps you want to have a look at our Last Year Homepage with data, documents and more information.

If its getting boring you may read Christophers adoption of a german folksong Guter Draht (in german)

And don't forget visit our new Target Monitoring System Homepage

Online Information

• HERA Status-Display. The Web-Page of the DESY-Machine-Group.

Online Hera-B target positions, interaction rate 
and p background: Last 24 Hours Plots

• In the HERA archive you find daily plots of HERA, Hera-B Target and other HERA experiments.

 
• Link To Run Coordination Page. Here you also find useful information about the Target.

Run 1999: Schedule, Plans, Runoverviews and Pictures

• Target Expert Shift Schedule



• Table: Target Runs 1 - 50 (19.01.99 - 07.03.99)


• Table: Target Runs 51 - 100 (07.03.99 - 11.04.99)


• Table: Target Runs 101 - 128 (12.04.99 - 02.05.99)

 
• Overview Plots (Rates, Wire Positions)

 
• Screendumps, Analysis and TVS Pictures

 

Schedule for Startup of Target Opereration 1999 and Target Studies Memo - Jan 1999>
Target Plans And Goals For 1999 Memo - Jan 1999 - not ready
Link To Hera-B Timeschedules
Installation Summer 99
Target Installation

RUN 1999: Shift Information & Docu

• Shift Start Checklist
  
Run Start Checklist
Expert Resetup Checklist


• Overview of Programs, Including Location, Setup Data And Responsible Persons
• Overview of planned Programs, Including Location, Setup Data And Responsible Persons
• Overview of the Virtual Displays of the Target Control Room Displays

 
• Setup of steering and control screens on hb-con04: TCC , target_daq, ford etc , Target etc. ,

 
• Setup of monitoring screens/displays (on hb-con14): Background , Bunch Display , Targex Online Analysis

Run 1999: Electronics and Counters

• Target Counters: Plans for 1999/2000 Memo - Jan 1999

 
• Target Electronics and Counters in 1999 Memo - Dec. 1998

 
• Rate Determination And Setup 98 Transparencies June 97

 
• Counter Setup For 1998 June 1998 Description - still useful, but not uptodate

 
• TMS (Charge Integrator, Si-Pads And Si-Telescopes) 1999 updated Jan 1999

 
• Hodoscope Counters: Setup 1998 and Positions and Veto Counter Setup 1998/1999
• Hodoscope Counters: Setup 1999

 
• BX-Delays and gated scalers (Mail Stefan - Jan 99)

 
• Pictures From The Detector (Oct 98)

 
• VME Modules And Their Base Addresses (1999 - but not fully updated)

 
• Target_Daq Camac Header File - Showing Connections To The Different Modules (1998 - not yet updated)

 
• Scaler Connection - Initial Setup In 98 (June - 98)(1998 - not yet updated)
CAMAC Scaler Connection - preliminary (July - 99)
 
• Trigger Scheme

 
• Racks (updated Jan 1999)

 
• Cables And Feedthrough Panel (Incomplete) (updated July 1999)

 
• Crates(updated Jan 1999)

 
• HV Connections And Settings: 19.1.99 - 12.2.99, 13.2.99 - 19.2.99

19.2.99 - ...
• BPM Connection and DB entries (Oct 1998)

 

HERA

• Hera-Optics 98 Short List

 
• Hera-Optics 98 Long List

 

Target Mechanics

• Consideration on Wire Configuration 1999/2000 (Jan 1999)

 
• Target mechanics Preparation for 1999/2000 (Jan 1999)

 
• Target Positions Target alignment

 
• Overview Picture (Eps)

 
• Photos Target Mechanic etc.

 
• Target Position - Design Issues For Target Cage

 
• Target Shape And Material

 
• Target Forks - Some Drawings

 

Description Of Software Enviroment - Not updated 1996 -98 stuff

• Description Of Target Control System Tacos (Older Version)
• Description Of Programs Which Have To Run In Order To Take Target Data, Deliver Data To And Get Information From The Outside World, Have Graphics Displays And So On. (Old Docu - Noy Yet Revised)
• Targetdatabase Overview Of All Entries: Hera, Zeus Etc. (New - July 98, Not Yet Documented)
• Targetdb Description Of Entries Written By Tacos (New - July 98)
• Bunch-Db Description Of Entries Written To Hb_Bx.Db (Ford, Judy, Etc.) (New - July 98)
• Hera-B Target 97 Dataflow, Server, Clients, Online Monitoring.. An Overview Of Our Enviroment.
• Database Description (Old - Not Yet Revised)
• Target_Daq Event Format - Uptodate
• Netmex Hera-B Target Header File (Nearly Uptodate)
• Chips Configuration File (Old - 1997)
• Herainfo Description (Old But Still Valid Data Description)
• And This Is The Link To The Netmex Page Of The Machine Group

Talks And Other Documents (not yet revised)

• Betrieb des internen HERA-B Hochratentargets am HERA Protonenspeicherring - Uebersicht und Messergebnisse

DPG Tagung Heidelberg
Gruppenvortrag am 16.3.1999 by S. Spratte

• The HERA-B High Rate Target - Overview & recent results

HERA-B Seminar Talk, March 3rd, 1999, by S. Spratte

• Gated Scalers: A Tool to Measure Rate Fluctuations on a msec Scale

Target Group Meeting (HERA-B Collaboration Meeting)
Talk, February 8, 1999, by C.Knierim

• Target Status And Plans 98 - K. Ehret

Transparencies Coll.Meeting June - Plenary Talk - No Pictures
 
• Target Monitoring System - Status And Prospects

Talk, June 8th 1998 By V. Pugatch
 
• Review Of Target Mechanics - Installation '98 - Testtank Measurements

Talk, June 8th 1998 By M. Funcke
 
• Hera-B Status Und Plaene 98 - K. Ehret

Vortragfolien Hera Seminar - Bad Lauterberg Jan 98
 
• Hera-B Target (Status, Results & Plans)

Plenary Talk, Feb. 5th 1998 By S. Spratte
 
• New Position Of Hbook Objects

Mail, Mon, 12 Jan 1998 By S. Spratte
 
• Ratemeasurement In 1998, Mounting Of Counters

Mail, Thu, 08 Jan 1998 By K. Ehret
 
• Hera-B Target: Running 97 And Requests For 98

Talk - Hera Coordination Meeting Nov. 3rd 1997 By K. Ehret (Without Pictures)
 
• Performance Of The Hera-B Target And Interference With Hera Operation

Near Beam Symposium - Fnal Sep. 1997 - K. Ehret
Proceedings - Near Beam Symposium - Ps-File
 

Diploma Thesis

• Ratenmessungen am Hera-B Drahttarget mit Szintillationshodoskopen By Jochen Klenner [Diplomathesis, University Of Dortmund, March 1998]
• Untersuchung der Beitraege einzelner Protonenbuendel zur Wechselwirkungsrate des Hera-B Experimentes By Sven Schaller [Diploma Thesis, University Of Heidelberg, 1998]
• Untersuchung der Target-Strahl Wechselwirkung im HERA-B Experiment By Torsten Jagla [Diploma Thesis, University Of Dortmund, October 1998]