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Measurement E161M55

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Experiment: g13, 2006

Spokespersons: Paul Mattione

Experiment comment: Ran: 2006-2007

Publication:

Quantity measured: dσ/dΩ, mcb
Differential cross section.
Beam: γ, polarization: none
Target: n (Z=0, A=1), polarization: none
Final state: π− p, polarization: none

Eγ : 0.985 GeV

Observable quantity measured (Y axis): dσ/dΩ, mcb
Plot measurement data

Parameter (X axis): cos(θπ),

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ) dσ/dΩ,
mcb 		Data errors,
mcb 		Systematic errors,
mcb 		Full errors,
mcb
-0.69 1.1882 0.0219679834055 0.132896567695 0.138483216171
-0.67 1.2823 0.0222047933746 0.142682539756 0.148675638136
-0.65 1.1474 0.0186796032934 0.120257899619 0.125619000456
-0.63 1.1212 0.0182605863192 0.0966908009444 0.103212926347
-0.61 1.147 0.0198777517564 0.120369742814 0.12591635353
-0.59 1.1828 0.0182680112656 0.119309554372 0.12493100964
-0.57 1.127 0.0180491897045 0.146089242421 0.150461149414
-0.55 1.1735 0.0181480142753 0.132058848919 0.137137604758
-0.53 1.1507 0.0170656934987 0.120194517784 0.125326751242
-0.51 1.1488 0.0172679301653 0.128747149824 0.133571897185
-0.49 1.1482 0.0172508585293 0.107119829537 0.112861772867
-0.47 1.1281 0.0163771989752 0.107054553167 0.112660908144
-0.45 1.0787 0.0149700634417 0.112306665878 0.117189168432
-0.43 1.171 0.0150593761401 0.085483654521 0.0925250244674
-0.41 1.1517 0.0138669074743 0.0948921433897 0.100765640698
-0.39 1.1981 0.0139549302036 0.0969003091998 0.10331958321
-0.37 1.1415 0.0129800540591 0.067055262259 0.0749458025191
-0.35 1.1125 0.0122194364852 0.0775431194368 0.0843312921788
-0.33 1.0928 0.0119924638244 0.0774773567658 0.0838426569298
-0.31 1.1017 0.0121881192881 0.0730907637682 0.0798213041997
-0.29 1.0797 0.0119625551525 0.0402603685307 0.0514065378388
-0.27 1.0782 0.0118413806629 0.0655388564441 0.0728829496523
-0.25 1.0657 0.0116169854326 0.0686236522597 0.0756212600099
-0.23 1.0199 0.0112865136002 0.064317218618 0.0708253494656
-0.21 1.0215 0.0112739040743 0.0716180779337 0.0775029706062
-0.19 0.9401 0.0106303291536 0.0516167230855 0.058441142205
-0.17 0.915 0.0105136159945 0.064144086857 0.0697258062597
-0.15 0.9306 0.0107134537246 0.0566966657687 0.0629661785179
-0.13 0.8837 0.0101779743529 0.0618683993495 0.0671841362216
-0.11 0.8584 0.0101691255496 0.0576093645648 0.0628824134057
-0.09 0.826 0.0101587422341 0.0398247405041 0.0471176417692
-0.07 0.7877 0.0100450584485 0.0429407359132 0.0492711637213
-0.05 0.7719 0.0101400731311 0.0366221096729 0.043371857311
-0.03 0.7006 0.00950426356589 0.048069418283 0.0524826309128
-0.01 0.7427 0.0101225094843 0.0480452370349 0.0529522762406
0.01 0.7041 0.00938244003553 0.0510448804385 0.0551881393424
0.03 0.7357 0.00958295341923 0.0405839500759 0.0461580871871
0.05 0.689 0.00863721492222 0.0353604089115 0.0409368043997
0.07 0.6935 0.00842307692308 0.0405340816492 0.0454348060875
0.09 0.6996 0.00820736560737 0.0456683604894 0.0500266151034
0.11 0.733 0.00840858235377 0.031186306976 0.0378459994327
0.13 0.7078 0.00809032825322 0.0467044600521 0.0513335574452
0.15 0.7395 0.00829152067274 0.0372892837815 0.0429770765094
0.17 0.7792 0.00880393460056 0.0487107866447 0.0540680268838
0.19 0.7889 0.00879775649436 0.0475936916058 0.053056552583
0.21 0.8289 0.00899966304755 0.0310208972312 0.0395120998282
0.23 0.9085 0.00930416477014 0.0496354965517 0.0562658065223
0.25 0.9414 0.00919598287784 0.0495539493775 0.0566341052351
0.27 1.0033 0.00960441585178 0.0578075704051 0.0648958059571
0.29 1.0607 0.00990922537953 0.0382368572503 0.0489445630164
0.31 1.1337 0.0106271477976 0.0567129062003 0.0654780069756
0.33 1.276 0.0119647562849 0.0557301050335 0.0669241563567
0.35 1.3649 0.0128890609655 0.0577798590118 0.0698753976171
0.37 1.4808 0.0137101566307 0.0752614217588 0.0864205316341
0.39 1.5526 0.0141192300033 0.091719612647 0.101967120932
0.41 1.6295 0.0141167003921 0.084529336742 0.0964763145574
0.43 1.7584 0.0140136185174 0.0824171007501 0.0966145352661
0.45 1.9161 0.0137026185611 0.0762790157551 0.0936328407775
0.47 2.064 0.0132921970945 0.0617863860118 0.0848880056894
0.49 2.1861 0.0129842839634 0.0958243099112 0.11368031728
0.51 2.3715 0.0134006346171 0.0711490196128 0.097258229609
0.53 2.5578 0.0138170281384 0.0794068620046 0.106830006197
0.55 2.6891 0.0142356835967 0.0752655652509 0.105980593457
0.57 2.7688 0.0144509394572 0.0887309435812 0.117302312451
0.59 3.0567 0.0155959351242 0.154916935187 0.176752760033
0.61 3.1469 0.0159174472837 0.0972053747072 0.130621494942
0.63 3.3028 0.0164477950388 0.113817705294 0.146029197222
0.65 3.4934 0.0170844126975 0.124230764478 0.157478094078
0.67 3.6207 0.0176164567831 0.155404698933 0.18480356985
0.69 3.8008 0.0180442334452 0.176278885972 0.205314506679
0.71 4.057 0.0189855772919 0.207533389735 0.237600826365
0.73 4.2271 0.0199190870045 0.207445872393 0.237600256196
0.75 4.3922 0.0214597540539 0.248776142256 0.278974080526
0.77 4.7552 0.0248990509436 0.280095478832 0.31187067663
0.79 5.0068 0.0302116521015 0.302093058638 0.332437457402
0.81 5.273 0.0386354206073 0.178465863051 0.234406992968