Mode 2A: 100 GeV/nucleon proton+Au
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Start-Up Plan for proton+Au
Machine Parameters
|
proton |
Au |
| No of bunches |
111 |
111 |
| Ions/bunch |
2.0x1011 |
1.4x109 |
Ramp WP
|
29.685 // 30.673 |
28.229 // 29.215 |
Store WP
|
29.685 // 30.673 |
28.229 // 29.215 |
| No of collisions |
2
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2
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| beta* for collisions |
0.85 m @ IP6 & IP8
|
0.70 m @ IP6 & IP8
|
| beta* for all other IP's |
5.0 m (15.0 m at IR10) |
5.0 m |
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Mode 2B: 100 GeV/nucleon proton+Al
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Start-Up Plan for proton+Al
Machine Parameters
|
proton |
Al |
| No of bunches |
111 |
111 |
| Ions/bunch |
2.0x1011 |
1.1x1010 |
Ramp WP
|
29.685 // 30.673 |
28.229 // 29.215 |
Store WP
|
29.685 // 30.673 |
28.229 // 29.215 |
| No of collisions |
2
|
2
|
| beta* for collisions |
0.85 m @ IP6 & IP8
|
0.70 m @ IP6 & IP8
|
| beta* for all other IP's |
5.0 m (15.0 m at IR10) |
5.0 m |
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RHIC Status
Start of RHIC cooldown to 4K: Jan. 20th 2015
Switch to proton-Au: Apr. 27th 2015
Switch to proton-Al: Jun. 12th 2015
Stochastic Cooling: For Au/Al only, all 3 planes available
56 MHz SC cavity: Needs HOM damper
proton-Au Run:
first collisions on 2/12-13
reached STAR and PHENIX goals on 3/11
proton-Al Run:
started setup on 3/11 @ 08:00
declared physics with Fill 18046: 111x111 bunches, 0.9e9 ions/bunch
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