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Measurement E161M25

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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 : 0.685 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 5.9787 0.0520790835063 0.403049288625 0.436433397443
-0.67 5.8723 0.0438697908584 0.296673981754 0.339418092105
-0.65 5.7066 0.0399151783892 0.328181563367 0.366767165336
-0.63 5.7302 0.0393442920689 0.317269785327 0.356898796403
-0.61 5.7613 0.0389898156809 0.422605199061 0.45302989293
-0.59 5.6895 0.0374711977292 0.475024377628 0.502115846855
-0.57 5.8077 0.0377520536006 0.30577833875 0.346332505878
-0.55 5.5234 0.0352889155891 0.294996783773 0.331689010659
-0.53 5.3797 0.0343051503237 0.252581010096 0.294411272207
-0.51 5.2042 0.033217403248 0.294331520775 0.330744896218
-0.49 5.1233 0.0330779376499 0.220533104184 0.261466173528
-0.47 5.1154 0.0338823787553 0.230826502833 0.270231963813
-0.45 5.0657 0.0335324148773 0.1990959245 0.243558985177
-0.43 5.0967 0.0340205693278 0.261697938209 0.296920184895
-0.41 5.0133 0.0328350131409 0.250961096411 0.287297063656
-0.39 5.0857 0.0325919359146 0.3029519033 0.333592052478
-0.37 5.207 0.0323487444638 0.365270377572 0.394729655178
-0.35 5.1554 0.0309630502922 0.145951805459 0.208717856649
-0.33 5.2232 0.0299938508165 0.218753306062 0.264596454141
-0.31 5.2216 0.0285060450289 0.166477071685 0.223028066539
-0.29 5.4668 0.0278557761046 0.197444715649 0.24685025317
-0.27 5.4333 0.0262719052807 0.19725817345 0.246446345601
-0.25 5.5377 0.0257287571659 0.197128057502 0.252464336038
-0.23 5.5859 0.0252901044663 0.186593945818 0.244189308494
-0.21 5.7385 0.0253700579245 0.238152493501 0.285458738318
-0.19 5.5865 0.0241051593548 0.155138458457 0.220750757046
-0.17 5.6636 0.0241883993429 0.165441111388 0.228029677676
-0.15 5.7414 0.023962092538 0.15495824638 0.220428481008
-0.13 5.7042 0.0234260845967 0.165146778838 0.22756237551
-0.11 5.6959 0.0233062372133 0.164961751042 0.227340617577
-0.09 5.6515 0.0229777658256 0.206123221102 0.258656592858
-0.07 5.6925 0.023475925189 0.144201563572 0.212600676343
-0.05 5.6038 0.0230498953322 0.133728053621 0.205521344417
-0.03 5.7272 0.0236529421271 0.133724262304 0.205517076517
-0.01 5.6992 0.0234327737003 0.143904638969 0.212188279375
0.01 5.8253 0.0240371052214 0.112971091756 0.19256721286
0.03 5.8973 0.0247431981198 0.13342512562 0.213070849627
0.05 5.9136 0.0257568126605 0.143710078288 0.21971190887
0.07 5.8968 0.0265667826329 0.164164235023 0.233646689935
0.09 5.889 0.027068790807 0.143570507293 0.219678601364
0.11 5.9115 0.0269575798034 0.184541428658 0.248351382607
0.13 5.9342 0.0267472489897 0.215244499747 0.271902652953
0.15 6.0145 0.0265366682566 0.225443574399 0.28000545817
0.17 6.0378 0.0259168219067 0.184387522198 0.248060332644
0.19 6.0737 0.0250975105834 0.245822140912 0.296516966867
0.21 6.2252 0.0251999210137 0.225395660963 0.285945795795
0.23 6.328 0.0247899763655 0.286830728953 0.336470955166
0.25 6.4642 0.0251022966826 0.215140499909 0.277945955583
0.27 6.5481 0.0254151871792 0.184457334527 0.25499412971
0.29 6.6191 0.026035236001 0.266531436207 0.325204100737
0.31 6.5654 0.0263534782745 0.15385936495 0.233999114256
0.33 6.6417 0.0266747300616 0.205173265257 0.27732844266
0.35 6.7283 0.026688605123 0.184782597548 0.262670578239
0.37 6.8147 0.0264995568819 0.24647958026 0.309249506274
0.39 7.0239 0.0268268248068 0.226114155839 0.299976480451
0.41 7.0715 0.0265404992581 0.195405838959 0.277650550556
0.43 7.1006 0.0268739809458 0.175049133526 0.263888625317
0.45 7.299 0.0282387676146 0.23702375831 0.30874212912
0.47 7.508 0.0301248505668 0.237295455874 0.315896508744
0.49 7.6065 0.0318116666214 0.258248054914 0.332227182417
0.51 7.729 0.0344292288141 0.289459631388 0.35739489314
0.53 7.8366 0.0370563975221 0.331233623599 0.397917800926
0.55 8.1292 0.038648799949 0.435187178422 0.488086737209
0.57 8.7142 0.0383739258766 0.570410669442 0.619469545288
0.59 9.2287 0.03747157993 0.674660189056 0.720160076263
0.61 9.5464 0.0379221191938 0.800001701796 0.841965533367
0.63 10.0046 0.0415539161392 0.760265237962 0.808115313235
0.65 10.6373 0.0481661457617 0.532827385184 0.609762305004
0.67 11.1262 0.0569901575323 0.293824117364 0.426872296852
0.69 11.4825 0.067637222018 0.48541035856 0.583442362341
0.71 12.9416 0.149628615536 1.43461808068 1.48441998313