SLAC National Accelerator Laboratory
Energy: 3.000 GeV Beam Status: Beams Beam Current: 495.12 mA
SPEAR Plot
Vacuum Quality*: 2.05 Ah Loss Rate: 1.06 mA/min Lifetime: 7.82 h

SPEAR Operator Messages

3-NOV-2012 09:00 The SSRL program is defined in the 2012-2013 User Run Schedule. Maintenance and Accelerator Physics activities are scheduled every two weeks, Monday 6am through Wednesday 6am.
SSRL BEAMLINES For Updates From the BL Duty Operator, Call 926-BEAM (2326)
Beamline Steering Period Gap/mm Field/T K Pwr/W Yield/Ah
1 Open OK - 48.0 1.249 - 71 1300.92
2 Open OK - 48.0 1.249 - 71 1297.20
4 Open – 10 18.0 1.892 40.64 23236 1292.37
5 Open – 10 30.0 0.518 8.86 1388 1255.34
6 Open OK 27 16.0 0.850 5.56 3855 1297.08
7 Open OK 10 17.4 1.932 41.51 24232 1298.92
8 Open OK - 48.0 1.249 - 71 1299.29
9 Open – 8 24.6 1.929 49.61 24397 422.72
10 Open OK 15 23.9 1.271 16.28 9381 1296.76
11 Open – 13 16.0 1.996 32.63 25584 1291.23
12-2 Open – 67 22.0 0.142 0.29 84 1288.17
13 Open – EPU 40.0 0.128 0.95 85 1289.03
14 Open OK - 48.0 1.249 - 71 1151.45
Top-off mode: Enabled Total run electron beam current integral: 1351.130 Ah
Accelerator Information
Vacuum Information (internal use only):   SPEAR,   Beamlines
SPEAR Home Page SPEAR Dedication video,   Picture 1,   Picture 2
* Vacuum Quality = 0.4 * ( Lifetime / 1 h ) * ( Beam Current / 1000 mA )0.6