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Measurement E161M51

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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 : 0.945 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
-0.71 1.2977 0.0227610687649 0.117006725228 0.124260085608
-0.69 1.316 0.0204476814761 0.155461031523 0.160926577207
-0.67 1.3145 0.0193010870447 0.15459983195 0.159962967573
-0.65 1.2588 0.0184646769544 0.102449332379 0.109559697355
-0.63 1.2495 0.0175188509874 0.0950998415355 0.102564009078
-0.61 1.181 0.0163552679218 0.104730631676 0.110744889546
-0.59 1.1862 0.0165745064455 0.106922989745 0.112855423014
-0.57 1.2196 0.0168987810225 0.0802398354931 0.0884494741252
-0.55 1.1764 0.0163641421947 0.117667560739 0.123056844199
-0.53 1.2174 0.0168964511595 0.0823851924694 0.0903980993532
-0.51 1.1184 0.0153922966644 0.0737100210514 0.0814308864419
-0.49 1.1621 0.0161343416697 0.10152597214 0.107681762448
-0.47 1.1446 0.0154834406195 0.0918034480103 0.0981150229764
-0.45 1.1651 0.0152586592179 0.0704668951982 0.0788867872881
-0.43 1.1482 0.0140726462396 0.0884879688309 0.0947841329282
-0.41 1.197 0.0139520419966 0.151257894089 0.155446726938
-0.39 1.1003 0.0120233923218 0.0978641815838 0.103002677921
-0.37 1.126 0.0119052204286 0.0754667193308 0.0823844847969
-0.35 1.0843 0.0111487955347 0.0753799997222 0.0817943770683
-0.33 1.1113 0.0112423935866 0.0742537445954 0.0811543794704
-0.31 1.0706 0.0108066501732 0.0624722043155 0.0699970775578
-0.29 1.1046 0.0110057865491 0.045487500068 0.0559648797321
-0.27 1.0444 0.0104640825827 0.0423256774984 0.0521095065856
-0.25 1.0436 0.0105584783488 0.0453880880293 0.0546283798054
-0.23 0.9982 0.0100189117802 0.0516370158582 0.0593180094895
-0.21 1.0068 0.0102175768989 0.0515980728547 0.0593028268352
-0.19 0.9653 0.0098918783386 0.0736385818911 0.0788201161313
-0.17 0.9388 0.00977478728168 0.066182048424 0.071497717558
-0.15 0.903 0.009555 0.0504023012867 0.0567001984124
-0.13 0.864 0.00902075998543 0.0534440444698 0.0589080513846
-0.11 0.8415 0.00901120657452 0.0439864542339 0.0504717860855
-0.09 0.8331 0.00900196004523 0.0659888226546 0.0704688669826
-0.07 0.7958 0.00899209039548 0.045010579982 0.0508816148895
-0.05 0.7848 0.00908792759217 0.0501837580506 0.0555176065185
-0.03 0.8255 0.00980874731387 0.0417636022887 0.0486561141249
-0.01 0.7749 0.00938261805462 0.0521628841078 0.0569537833668
0.01 0.7616 0.0091658643326 0.0385246275911 0.0447449639904
0.03 0.7666 0.00915716030949 0.0531164420407 0.0577783525323
0.05 0.741 0.0083164983165 0.0373861719858 0.0430931433195
0.07 0.7542 0.00830959922876 0.0415777652196 0.0472156647299
0.09 0.76 0.0079912604124 0.048749356478 0.0535835156127
0.11 0.7688 0.00777822743828 0.045641967288 0.050733796114
0.13 0.7722 0.00787536231884 0.043492742709 0.048817523565
0.15 0.7784 0.00776742948377 0.0424959649757 0.0483657979626
0.17 0.8422 0.00827918407471 0.0517418120195 0.0571325714687
0.19 0.8579 0.00848176995418 0.0310628327498 0.0400352322162
0.21 0.8878 0.00858027480205 0.0413185053496 0.048437277008
0.23 0.9557 0.00878305762785 0.0516586672177 0.0584215646431
0.25 0.9551 0.00857286687574 0.0453976425988 0.0529264575536
0.27 1.0332 0.00898165467626 0.0413354554744 0.0506582223426
0.29 1.1086 0.00939229122056 0.0701742464557 0.0768669847613
0.31 1.1586 0.00969885118889 0.0453750182988 0.0563563384598
0.33 1.1915 0.0101096969697 0.0546731563675 0.0646614489772
0.35 1.3151 0.0111387969571 0.0680949866168 0.0778720888261
0.37 1.4458 0.0121686447932 0.0659873782166 0.0777048492874
0.39 1.5216 0.0127874212131 0.0681099982287 0.0806475761111
0.41 1.6668 0.0136124234362 0.075279159986 0.0889444628098
0.43 1.7416 0.0135103689228 0.0866531011076 0.0997092650795
0.45 1.8168 0.0127900079482 0.0691267364822 0.0859843078982
0.47 1.9181 0.0121738274527 0.0649692844747 0.0844844444391
0.49 2.0446 0.011869207471 0.067057676026 0.0879991588396
0.51 2.1834 0.0118741605977 0.0722304943227 0.0945764307526
0.53 2.2954 0.0117771096809 0.0868047215741 0.107912055099
0.55 2.45 0.0123011687271 0.0641308915262 0.0936950111714
0.57 2.6165 0.0130338815529 0.085815837301 0.11237782677
0.59 2.7437 0.0134591524848 0.0714432727021 0.104124678185
0.61 2.9166 0.0140933593889 0.11403239549 0.139889164324
0.63 3.0474 0.0146250306331 0.124443555394 0.150285020484
0.65 3.2048 0.0152614467589 0.114184623496 0.144486407205
0.67 3.3225 0.0155859081811 0.11434264063 0.146591291549
0.69 3.4709 0.0161156726478 0.155969628759 0.183134271631
0.71 3.6712 0.0169491191299 0.176789387014 0.203731190297
0.73 3.8536 0.0181876533887 0.228677872266 0.25184457538
0.75 4.0748 0.0202617809058 0.280569332313 0.303633900915
0.77 4.4997 0.0246898548376 0.385409977904 0.405929083645
0.79 4.8789 0.0313354620441 0.178165369302 0.226465136486
0.81 5.1484 0.040837646672 0.264465586824 0.300875294983