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Measurement E187M18

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Experiment: e1e, 2022

Spokespersons: Y. Tian, R. W. Gothe V.I. Mokeev, and G. Hollis

Experiment comment: Q2 : 0.4 — 1.0 GeV2 W : up to 1.825 GeV Ebeam : 2.039 GeV

Publication:

Quantity measured: dσ/dΩ (exclusive), mcbn/sterad
exclusive differential cross section
Beam: e, polarization: none
Target: d (Z=1, A=2), polarization: none
Final state: π− p, polarization: none

Q2 : 0.5 GeV2
W : 1.2625 GeV

Select data slice:
cos(θ) =

Fit φ dependence:

 Observable quantity measured (Y axis): dσ/dΩ (exclusive), mcbn/sterad
Plot measurement data

Parameter (X axis): φ, degree

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

Click here to get calculated fit coefficients in text file, delimited with tabs.

Measured data:

cos(θ) φ,
degree 		dσ/dΩ (exclusive),
mcbn/sterad 		Data errors,
mcbn/sterad 		Systematic errors,
mcbn/sterad
-0.9 30 3.1336 0.178911 0.250781
-0.9 60 3.30218 0.179646 0.258381
-0.9 67.5 3.50163 0.168178 0.275653
-0.9 90 4.06869 0.185333 0.297853
-0.9 100 4.53449 0.282738 0.327324
-0.9 112.5 4.32159 0.282905 0.363268
-0.9 270 3.59408 0.199131 0.333861
-0.9 292.5 2.94226 0.148002 0.278968
-0.9 300 2.95085 0.163757 0.279978
-0.9 330 3.08809 0.181078 0.416812
-0.7 30 3.1594 0.162225 0.259211
-0.7 60 3.73765 0.1592 0.284933
-0.7 67.5 4.05655 0.171193 0.302985
-0.7 90 4.32961 0.163543 0.312657
-0.7 100 4.4498 0.219052 0.346026
-0.7 112.5 3.8558 0.162326 0.295634
-0.7 140 3.40783 0.179658 0.250481
-0.7 150 3.05965 0.140575 0.220682
-0.7 157.5 3.05462 0.188703 0.229806
-0.7 180 2.34677 0.150582 0.220779
-0.7 202.5 2.85187 0.159201 0.246449
-0.7 210 2.92574 0.125342 0.231891
-0.7 220 3.24466 0.15459 0.262168
-0.7 247.5 3.8846 0.160054 0.331853
-0.7 260 4.47656 0.21536 0.38122
-0.7 270 4.19023 0.147838 0.322888
-0.7 292.5 3.63722 0.142164 0.252342
-0.7 300 3.33833 0.1325 0.230514
-0.7 330 2.68776 0.135933 0.190508
-0.5 30 3.59087 0.187002 0.288
-0.5 60 5.12916 0.217413 0.41274
-0.5 67.5 5.53985 0.237652 0.438306
-0.5 90 6.06696 0.222849 0.617143
-0.5 100 5.93602 0.273913 0.748295
-0.5 112.5 5.34933 0.238273 0.617246
-0.5 140 4.02906 0.244108 0.419823
-0.5 150 3.15582 0.15228 0.263292
-0.5 157.5 2.78216 0.149996 0.212826
-0.5 180 2.24631 0.127391 0.18321
-0.5 202.5 2.86682 0.162905 0.224185
-0.5 210 3.11866 0.144135 0.24794
-0.5 220 3.62982 0.193385 0.313448
-0.5 247.5 5.24139 0.229964 0.456548
-0.5 260 6.36351 0.31015 0.570296
-0.5 270 5.93293 0.226825 0.444657
-0.5 292.5 4.859 0.210929 0.360693
-0.5 300 4.27291 0.187641 0.327898
-0.5 330 3.01767 0.166453 0.233863
-0.3 30 4.10091 0.270245 0.359276
-0.3 60 6.62578 0.33533 0.613279
-0.3 67.5 6.86165 0.302917 0.705764
-0.3 90 8.52412 0.329721 1.32855
-0.3 100 8.37175 0.380189 1.47313
-0.3 112.5 8.29397 0.379598 1.65126
-0.3 150 4.0388 0.20257 0.460054
-0.3 157.5 3.4014 0.19948 0.328394
-0.3 180 2.39486 0.133248 0.185604
-0.3 202.5 2.87933 0.180577 0.238702
-0.3 210 3.40897 0.180998 0.280438
-0.3 220 4.89048 0.316935 0.614545
-0.3 247.5 8.32887 0.363678 0.987309
-0.3 260 8.95147 0.386972 1.0464
-0.3 270 8.79299 0.354182 0.938812
-0.3 292.5 6.68849 0.337148 0.542001
-0.3 300 6.47652 0.381974 0.529995
-0.3 330 4.15709 0.282129 0.35755
-0.1 60 10.3199 0.59529 1.60844
-0.1 67.5 10.2639 0.487999 1.7827
-0.1 90 11.3769 0.446313 2.61112
-0.1 100 11.1494 0.586678 3.00519
-0.1 112.5 11.7414 0.651324 3.88846
-0.1 140 10.7276 0.773823 3.80636
-0.1 150 5.04078 0.259713 0.597328
-0.1 157.5 3.91029 0.230181 0.364939
-0.1 180 2.75758 0.135217 0.210103
-0.1 202.5 4.1417 0.225309 0.32762
-0.1 210 5.15874 0.249209 0.456817
-0.1 220 10.0475 0.69356 2.24805
-0.1 247.5 11.295 0.526915 3.22732
-0.1 260 11.362 0.502011 2.91798
-0.1 270 10.8061 0.381746 2.35006
-0.1 292.5 9.56127 0.458675 1.79744
-0.1 300 8.69643 0.521787 1.66796
0.1 60 9.63423 0.475811 1.54284
0.1 67.5 10.7082 0.442266 1.89207
0.1 90 12.1876 0.368772 2.55116
0.1 100 12.5735 0.503457 3.18907
0.1 112.5 12.2945 0.528094 3.10494
0.1 150 6.13156 0.320142 0.569553
0.1 157.5 4.97437 0.290896 0.432065
0.1 180 3.26701 0.161519 0.293329
0.1 202.5 4.8111 0.272232 0.389501
0.1 210 5.96422 0.30558 0.550191
0.1 247.5 12.9535 0.634262 3.4689
0.1 260 13.7866 0.603106 3.58435
0.1 270 12.7587 0.426072 2.45263
0.1 292.5 11.2398 0.490675 1.67323
0.1 300 9.52538 0.522251 1.15711
0.3 60 11.5884 0.668465 2.09512
0.3 67.5 11.9821 0.531117 2.31926
0.3 90 12.435 0.411258 2.29973
0.3 100 11.6228 0.488685 2.21828
0.3 112.5 10.2262 0.519297 1.71425
0.3 150 6.51728 0.351531 0.750767
0.3 157.5 6.15672 0.335789 0.672696
0.3 180 3.92003 0.186423 0.365861
0.3 202.5 5.92499 0.342607 0.568349
0.3 210 6.87521 0.345234 0.760784
0.3 247.5 11.2849 0.538443 2.49896
0.3 260 12.1028 0.529601 2.71406
0.3 270 12.6496 0.410731 2.5241
0.3 292.5 12.1107 0.49959 2.20703
0.3 300 11.2789 0.579128 1.76526
0.5 60 13.4929 0.746535 2.98933
0.5 67.5 13.8974 0.594542 3.2269
0.5 90 14.9539 0.492651 3.37555
0.5 100 14.2281 0.610492 3.22033
0.5 112.5 11.4966 0.578664 1.97014
0.5 150 6.50027 0.319678 0.751839
0.5 157.5 6.1537 0.331373 0.628753
0.5 180 3.98389 0.171758 0.407078
0.5 202.5 5.76072 0.298482 0.670839
0.5 210 6.4813 0.290124 0.867749
0.5 220 10.9787 0.702693 2.64457
0.5 247.5 12.8586 0.58838 3.0044
0.5 260 14.4306 0.632908 3.61714
0.5 270 15.8225 0.549269 3.70259
0.5 292.5 14.6346 0.681294 3.16019
0.5 300 15.1008 0.911273 3.04532
0.7 67.5 11.1449 0.625454 1.70027
0.7 90 12.8892 0.505388 2.607
0.7 100 13.4123 0.643161 3.06306
0.7 112.5 15.367 0.693581 4.03144
0.7 140 16.1861 0.934511 4.04682
0.7 150 8.23229 0.342715 0.944353
0.7 157.5 6.62778 0.326911 0.727312
0.7 180 4.57553 0.187248 0.434149
0.7 202.5 6.52511 0.310916 0.611054
0.7 210 7.9493 0.331095 0.893262
0.7 220 15.5074 0.922684 4.06347
0.7 247.5 14.7179 0.698143 4.58758
0.7 260 13.0193 0.623295 3.05473
0.7 270 13.1127 0.500824 2.55479
0.7 292.5 12.078 0.632978 1.66769
0.7 300 11.4193 0.771221 1.49823
0.9 22.5 8.37901 0.676114 0.821222
0.9 30 9.03549 0.513841 0.780012
0.9 60 8.6237 0.368876 0.697858
0.9 67.5 7.85585 0.29937 0.678002
0.9 90 8.9097 0.28853 0.819184
0.9 100 9.20616 0.383914 0.886136
0.9 112.5 9.57768 0.370161 1.04642
0.9 140 7.55513 0.263181 0.911475
0.9 150 6.96336 0.188098 0.790704
0.9 157.5 6.711 0.1993 0.734945
0.9 180 6.03289 0.182408 0.651173
0.9 202.5 6.52068 0.194295 0.679605
0.9 210 6.82684 0.185918 0.676584
0.9 220 7.46272 0.259553 0.715198
0.9 247.5 10.1402 0.347165 0.901153
0.9 260 11.3706 0.394127 1.02559
0.9 270 10.0972 0.289795 0.814242
0.9 292.5 8.69499 0.326545 0.642586
0.9 300 8.08667 0.35133 0.609633
0.9 330 8.25085 0.476901 0.712863
0.9 337.5 8.18801 0.654799 0.746563