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Measurement E187M86

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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 (quasi-free), mcbn/sterad
quasi-free 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 : 1.2125 GeV

Select data slice:
cos(θ) =

Fit φ dependence:

 Observable quantity measured (Y axis): dσ/dΩ (quasi-free), 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 (quasi-free),
mcbn/sterad 		Data errors,
mcbn/sterad 		Systematic errors,
mcbn/sterad
-0.9 60 6.78959 0.480476 0.880219
-0.9 67.5 7.02751 0.429497 0.831676
-0.9 90 8.12736 0.438842 0.778806
-0.9 100 10.6465 0.805358 0.932238
-0.9 112.5 9.99428 0.715114 0.862286
-0.9 150 7.21914 0.541372 0.73655
-0.9 210 8.13997 0.554023 0.821222
-0.9 220 8.18984 0.598468 0.864549
-0.9 247.5 10.259 0.730696 1.0172
-0.9 260 11.2756 0.890174 1.05064
-0.9 270 8.55095 0.460337 0.750645
-0.9 292.5 7.56403 0.439432 0.67308
-0.9 300 7.0288 0.463948 0.728186
-0.7 30 7.45075 0.515365 0.602846
-0.7 60 9.16821 0.401472 0.703952
-0.7 67.5 9.94393 0.411241 0.776787
-0.7 90 10.8075 0.316402 0.775819
-0.7 100 11.2495 0.402359 0.859876
-0.7 112.5 10.7729 0.319291 0.813709
-0.7 140 9.04438 0.339337 0.663573
-0.7 150 7.47218 0.242403 0.543549
-0.7 157.5 6.44662 0.277959 0.471286
-0.7 180 4.9708 0.230728 0.392658
-0.7 202.5 6.78068 0.284175 0.510696
-0.7 210 7.52308 0.241181 0.572388
-0.7 220 8.93465 0.324743 0.67966
-0.7 247.5 10.3685 0.308171 0.806832
-0.7 260 11.0701 0.395098 0.87387
-0.7 270 10.9409 0.320586 0.858668
-0.7 292.5 10.5013 0.424798 0.882378
-0.7 300 9.55135 0.445898 0.873437
-0.7 330 7.20103 0.560107 0.656006
-0.5 60 10.9109 0.787936 0.798116
-0.5 67.5 11.0783 0.565733 0.80829
-0.5 90 12.0437 0.306289 0.963781
-0.5 100 12.0366 0.338065 1.0082
-0.5 112.5 11.5606 0.289211 0.928164
-0.5 140 8.81007 0.29579 0.60132
-0.5 150 7.41763 0.202991 0.519059
-0.5 157.5 6.51561 0.227078 0.456778
-0.5 180 6.02852 0.192899 0.454023
-0.5 202.5 7.12093 0.239063 0.511262
-0.5 210 7.86458 0.208008 0.555431
-0.5 220 8.73865 0.28996 0.609724
-0.5 247.5 12.0002 0.288672 0.935971
-0.5 260 12.1915 0.335786 1.01633
-0.5 270 12.2996 0.320745 1.04165
-0.5 292.5 10.4351 0.620239 0.869844
-0.3 60 12.9893 0.773826 1.4919
-0.3 67.5 13.1201 0.518571 1.30498
-0.3 90 13.2067 0.348296 1.39181
-0.3 100 12.9309 0.396672 1.37225
-0.3 112.5 12.1948 0.366408 1.30794
-0.3 140 9.44793 0.347908 0.80853
-0.3 150 8.23056 0.225515 0.609025
-0.3 157.5 7.38794 0.238078 0.519345
-0.3 180 6.23142 0.210515 0.427283
-0.3 202.5 6.62523 0.262556 0.437427
-0.3 210 7.90117 0.237225 0.522266
-0.3 220 9.47657 0.32429 0.651273
-0.3 247.5 13.3029 0.329435 1.03869
-0.3 260 13.6609 0.37007 1.09854
-0.3 270 13.5811 0.320299 1.15448
-0.3 292.5 12.2944 0.51822 1.22407
-0.3 300 11.4836 0.672711 1.42387
-0.1 60 12.4836 0.518398 1.13221
-0.1 67.5 14.0523 0.474367 1.27374
-0.1 90 14.5455 0.348679 1.514
-0.1 100 14.2907 0.449733 1.61037
-0.1 112.5 13.3906 0.439761 1.58867
-0.1 140 9.59417 0.4534 0.9612
-0.1 150 8.24267 0.265162 0.657691
-0.1 157.5 7.13527 0.261022 0.546416
-0.1 180 6.77282 0.204657 0.48916
-0.1 202.5 7.48063 0.249979 0.529852
-0.1 210 8.25125 0.236596 0.608668
-0.1 220 9.0812 0.356086 0.747591
-0.1 247.5 13.64 0.41084 1.34906
-0.1 260 15.2004 0.451269 1.45173
-0.1 270 14.6834 0.348621 1.36826
-0.1 292.5 13.0473 0.444078 1.19347
-0.1 300 11.3041 0.504467 1.038
0.1 60 12.1282 0.540951 1.17794
0.1 67.5 13.5382 0.506206 1.27885
0.1 90 16.0256 0.433442 1.82929
0.1 100 16.8797 0.616474 2.21456
0.1 112.5 16.1229 0.58751 2.30016
0.1 140 9.79683 0.46945 1.19673
0.1 150 8.41558 0.259931 0.703501
0.1 157.5 7.56164 0.260821 0.616947
0.1 180 6.95193 0.19311 0.515673
0.1 202.5 7.7209 0.237767 0.57726
0.1 210 8.51085 0.237799 0.635533
0.1 220 9.44542 0.39816 0.800816
0.1 247.5 15.2332 0.547238 1.63321
0.1 260 16.0824 0.541194 1.68479
0.1 270 15.9532 0.396836 1.53348
0.1 292.5 13.7539 0.452299 1.20456
0.1 300 12.8679 0.529125 1.12753
0.3 60 12.1624 0.619394 1.25246
0.3 67.5 14.1576 0.521808 1.54025
0.3 90 16.4341 0.445493 2.07673
0.3 100 17.3221 0.589287 2.53148
0.3 112.5 16.268 0.641357 2.71982
0.3 140 9.38866 0.496626 1.24179
0.3 150 8.06525 0.266757 0.686416
0.3 157.5 7.33851 0.262664 0.607994
0.3 180 6.87851 0.196059 0.508651
0.3 202.5 7.779 0.238191 0.584431
0.3 210 8.36056 0.240316 0.646114
0.3 220 9.65395 0.436893 0.961474
0.3 247.5 15.876 0.605197 1.86281
0.3 260 16.7978 0.590075 1.90835
0.3 270 16.1019 0.425897 1.59755
0.3 292.5 13.5889 0.496758 1.21357
0.3 300 12.1069 0.54584 1.05945
0.5 60 10.914 0.581774 1.10014
0.5 67.5 11.8182 0.468998 1.27546
0.5 90 13.7488 0.406126 1.75912
0.5 100 14.0331 0.532357 2.00224
0.5 112.5 14.8833 0.670496 2.37808
0.5 140 8.83742 0.41985 1.12579
0.5 150 8.39137 0.239755 0.725961
0.5 157.5 7.78079 0.232345 0.692171
0.5 180 7.65648 0.202626 0.588467
0.5 202.5 7.72213 0.247104 0.597181
0.5 210 8.12637 0.251536 0.627599
0.5 220 8.03724 0.432826 0.763005
0.5 247.5 13.8221 0.685305 1.72484
0.5 260 14.5346 0.593869 1.65773
0.5 270 14.3118 0.439028 1.49546
0.5 292.5 12.624 0.507309 1.16883
0.5 300 11.3999 0.580474 1.00601
0.7 67.5 9.52683 0.647386 1.12083
0.7 90 11.5049 0.544313 1.33103
0.7 100 12.1951 0.663896 1.44586
0.7 112.5 11.5717 0.642967 1.48811
0.7 140 8.24466 0.396934 0.894628
0.7 150 7.10732 0.240322 0.614702
0.7 157.5 6.77427 0.248628 0.572866
0.7 180 6.39871 0.211806 0.525501
0.7 202.5 7.43949 0.246651 0.554875
0.7 210 7.74978 0.250036 0.579457
0.7 220 8.7083 0.403463 0.764754
0.7 247.5 12.1943 0.736773 1.32304
0.7 260 12.7585 0.666215 1.05984
0.7 270 12.0637 0.513941 0.973134
0.7 292.5 9.87742 0.591747 0.841027
0.7 300 9.30345 0.784631 0.769459
0.9 30 6.13099 0.41616 0.526874
0.9 60 7.25745 0.334274 0.5843
0.9 67.5 7.49265 0.289318 0.5964
0.9 90 8.5548 0.241078 0.679789
0.9 100 9.08414 0.311618 0.755954
0.9 112.5 8.64655 0.271199 0.724797
0.9 140 7.2943 0.256732 0.636581
0.9 150 7.34696 0.197169 0.629646
0.9 157.5 7.27073 0.231995 0.635903
0.9 180 7.61573 0.222912 0.685825
0.9 202.5 7.70304 0.231536 0.665618
0.9 210 7.65028 0.195187 0.646631
0.9 220 7.56097 0.252502 0.60793
0.9 247.5 8.15207 0.267404 0.64083
0.9 260 8.60724 0.323338 0.695993
0.9 270 8.04797 0.24549 0.636819
0.9 292.5 7.05126 0.295389 0.54789
0.9 300 6.49053 0.318651 0.502461
0.9 330 5.50689 0.407298 0.374886