SLAC National Accelerator Laboratory
Beam Current: 498.04 mA Beam Status: Beams (ACR) Loss Rate: 1.22 mA/min
SPEAR Plot

SPEAR Operator Messages

No operator message.

SSRL BEAMLINES
Beamline Steering Periods Gap(mm) Field(T) K Pwr(W) Yield(Ah)
1 Open OK - 48.0 1.249 - 71 573.56
2 Open OK - 48.0 1.249 - 71 625.03
4 Closed 10 168.0 0.118 2.53 90 0.00
5 Open 14 63.2 0.105 1.38 62 617.97
6 Open OK 27 16.0 0.851 5.56 3881 624.62
7 Open 10 17.4 1.930 41.46 24314 621.25
8 Open OK - 48.0 1.249 - 71 624.61
9 Open 8 24.6 1.929 49.61 24537 625.48
10 Open OK 15 23.9 1.271 16.28 9435 624.28
11 Open 13 16.0 1.996 32.63 25735 624.70
12-1 Open 77 29.0 0.005 0.01 0 619.91
12-2 67 7.4 0.783 1.61 2567
13 Open 23 30.6 0.228 1.70 270 179.24
14 Open OK - 48.0 1.249 - 71 622.76
15 Closed 86 29.5 0.036 0.07 7 189.97
16 Closed - 48.0 1.249 - 71 0.00
Top-off mode: Enabled Total run electron beam current integral: 748.907 Ah

Detailed Accelerator and Beam Line Information