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Measurement E161M146

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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 : 2.29 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 		Stat. error,
mcb 		Syst. error,
mcb 		Total error,
mcb
-0.62 0.0733 0.00263290229885 0.00425062648144 0.00542554989746
-0.58 0.0679 0.00210869565217 0.00635951276801 0.00702400152004
-0.54 0.0705 0.00221631736527 0.00632281087305 0.00702462708163
-0.5 0.0789 0.00232369477912 0.0110585009189 0.011495757659
-0.46 0.0777 0.00232571428571 0.0096229440953 0.0101232506677
-0.42 0.0912 0.00264501160093 0.00849787700729 0.00914808697358
-0.38 0.0993 0.00285831556503 0.00842852490835 0.00944967618946
-0.34 0.0976 0.00286123778502 0.00747083116779 0.00860854310543
-0.3 0.0959 0.00254601769912 0.00852805920921 0.00914940063778
-0.26 0.1038 0.0025472392638 0.0113168711282 0.0120290551808
-0.22 0.1068 0.00254791252485 0.00852749328734 0.00945269953458
-0.18 0.1071 0.00244375 0.0074072995037 0.0084261590449
-0.14 0.1034 0.00233792394656 0.00744137834142 0.00842637775255
-0.1 0.1042 0.00223285714286 0.0107709957283 0.0114531566828
-0.06 0.1019 0.00223371607516 0.0114847948391 0.0121273503932
-0.02 0.0946 0.00212823397075 0.0096685376436 0.0101261730103
0.02 0.0848 0.00234077791719 0.00638441530153 0.00712518761578
0.06 0.0952 0.00244921700224 0.0125634921927 0.0129759720922
0.1 0.0895 0.0020244047619 0.00856398186359 0.00905433366129
0.14 0.0867 0.00170417690418 0.00533439603697 0.00599148079056
0.18 0.0889 0.00170551558753 0.00750874267642 0.00798967922339
0.22 0.0889 0.00170551558753 0.00637583065809 0.00693577494536
0.26 0.0914 0.00181095571096 0.00634668727865 0.0069353575397
0.3 0.0969 0.00181021978022 0.0052993494268 0.00599128498013
0.34 0.0963 0.00191324503311 0.0103242187813 0.0107130361661
0.38 0.0949 0.00190860335196 0.00848806416357 0.00895473298918
0.42 0.0894 0.00201017751479 0.00959162063256 0.0100258344209
0.46 0.0901 0.00200222222222 0.0145630047096 0.0148503194451
0.5 0.0778 0.00188987854251 0.00859467038894 0.00904706765845
0.54 0.0797 0.00188267716535 0.0139737441901 0.0142543289205
0.58 0.0758 0.00166822558459 0.00925078501528 0.00962852018429
0.62 0.0867 0.00187346938776 0.00622415556145 0.00682518823933
0.66 0.0964 0.00197370689655 0.00723563964598 0.00812168824851
0.7 0.1294 0.00228108974359 0.0103516486408 0.0110469764549
0.74 0.1864 0.00269394107838 0.0165826017701 0.0175806483316
0.78 0.2833 0.00351796932067 0.0217169033672 0.0231615906603
0.82 0.3994 0.00465260160497 0.0279149296669 0.0304997659615
0.86 0.5788 0.0083704338511 0.0340873266353 0.0383703649567