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Measurement E187M95

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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 : 1.2875 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 view sliced data.

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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 1.72653 0.126686 0.13863
-0.9 67.5 1.732 0.113356 0.140587
-0.9 90 1.90182 0.11764 0.154012
-0.9 260 2.00388 0.168104 0.163173
-0.9 270 1.92658 0.116643 0.138614
-0.9 292.5 1.73185 0.11149 0.140223
-0.9 300 1.70468 0.122861 0.150956
-0.9 330 1.29273 0.0998828 0.11804
-0.7 30 1.44555 0.0963426 0.103835
-0.7 60 1.9826 0.11131 0.139554
-0.7 67.5 2.17232 0.118945 0.15307
-0.7 90 2.19796 0.131665 0.181587
-0.7 100 2.15349 0.193632 0.210334
-0.7 112.5 2.18614 0.158492 0.198015
-0.7 140 2.18979 0.149493 0.16761
-0.7 150 1.82724 0.107249 0.13718
-0.7 157.5 1.64842 0.126314 0.137044
-0.7 180 1.30842 0.107591 0.138267
-0.7 210 1.81989 0.117459 0.137395
-0.7 220 2.11827 0.164907 0.164738
-0.7 247.5 2.41537 0.159458 0.181064
-0.7 260 2.50832 0.194674 0.19053
-0.7 270 2.266 0.11985 0.159465
-0.7 292.5 2.01249 0.117047 0.145134
-0.7 300 1.84747 0.1104 0.132206
-0.7 330 1.37141 0.0967251 0.0977054
-0.7 337.5 1.29739 0.112031 0.0915886
-0.5 30 1.84683 0.107297 0.140123
-0.5 60 2.73058 0.157123 0.225708
-0.5 67.5 2.87783 0.180721 0.239399
-0.5 90 3.24249 0.209644 0.296343
-0.5 100 3.72843 0.28721 0.448874
-0.5 112.5 3.21783 0.226214 0.385616
-0.5 150 1.7794 0.115082 0.185676
-0.5 157.5 1.673 0.122318 0.170191
-0.5 180 1.43613 0.0898166 0.119658
-0.5 202.5 1.79494 0.12283 0.134504
-0.5 210 1.94298 0.11593 0.14388
-0.5 220 2.62816 0.215096 0.256825
-0.5 247.5 3.83151 0.238905 0.465856
-0.5 260 4.42993 0.308286 0.592639
-0.5 270 3.53844 0.180861 0.303921
-0.5 292.5 3.01306 0.155477 0.220891
-0.5 300 2.7225 0.133933 0.200218
-0.5 330 1.88137 0.103308 0.139649
-0.5 337.5 1.64341 0.140917 0.123552
-0.3 30 2.16144 0.150196 0.155506
-0.3 60 3.73818 0.214705 0.275547
-0.3 67.5 4.10395 0.226797 0.338279
-0.3 90 4.98571 0.289049 1.00168
-0.3 100 5.25081 0.380263 1.41557
-0.3 112.5 5.12598 0.388031 1.64305
-0.3 210 2.09235 0.177427 0.179507
-0.3 247.5 6.18022 0.435073 1.67675
-0.3 260 6.29545 0.434705 1.57229
-0.3 270 5.60614 0.307286 0.894919
-0.3 292.5 4.38425 0.23301 0.347732
-0.3 300 4.0386 0.22199 0.287862
-0.3 330 2.37679 0.158393 0.179538
-0.1 60 5.87533 0.513168 1.03572
-0.1 67.5 5.61735 0.402362 1.04701
-0.1 90 5.71234 0.27044 1.28315
-0.1 100 5.57142 0.313172 1.24477
-0.1 112.5 5.40603 0.312611 1.23336
-0.1 150 2.23643 0.193262 0.254045
-0.1 180 1.45662 0.113046 0.140221
-0.1 210 2.66269 0.209881 0.321429
-0.1 247.5 5.28631 0.331043 1.27581
-0.1 260 5.42815 0.325339 1.32836
-0.1 270 5.60483 0.279121 1.37097
-0.1 292.5 5.47635 0.402507 1.03632
0.1 67.5 7.02324 0.522824 1.47484
0.1 90 6.01137 0.248007 0.901686
0.1 100 5.28757 0.275816 0.765721
0.1 112.5 4.74903 0.234458 0.600666
0.1 150 2.83765 0.224374 0.374243
0.1 180 2.02248 0.178475 0.193135
0.1 210 2.91042 0.240616 0.440492
0.1 247.5 4.6526 0.239273 0.72344
0.1 260 5.52657 0.267125 0.835491
0.1 270 6.1146 0.229472 0.954579
0.1 292.5 7.41049 0.418121 1.49613
0.1 300 7.1383 0.487307 1.40417
0.3 60 7.38956 0.575209 1.92312
0.3 67.5 6.99909 0.40557 1.57156
0.3 90 6.37087 0.228179 0.874707
0.3 100 5.85384 0.24694 0.663127
0.3 112.5 4.97864 0.225936 0.468996
0.3 140 3.36821 0.279661 0.327087
0.3 150 3.06381 0.217152 0.347037
0.3 157.5 3.50606 0.296162 0.493247
0.3 202.5 3.82747 0.305318 0.622076
0.3 210 3.44682 0.234002 0.516141
0.3 220 4.11031 0.332991 0.680685
0.3 247.5 4.50165 0.283739 0.527794
0.3 260 5.47486 0.300532 0.730791
0.3 270 6.10602 0.251793 0.813647
0.3 292.5 7.40403 0.381172 1.38192
0.3 300 7.58054 0.508804 1.36661
0.5 67.5 7.89414 0.520975 1.54581
0.5 90 7.19914 0.302274 0.962541
0.5 100 6.81352 0.315698 0.783605
0.5 112.5 5.56513 0.268211 0.490888
0.5 140 4.1924 0.308793 0.41456
0.5 150 3.79765 0.240584 0.395616
0.5 157.5 4.23575 0.352791 0.590147
0.5 180 3.59056 0.296362 0.472719
0.5 202.5 4.35952 0.375493 0.704118
0.5 210 3.85966 0.25176 0.502116
0.5 220 4.49864 0.346478 0.628579
0.5 247.5 5.13043 0.317148 0.61509
0.5 260 6.37391 0.399564 0.92328
0.5 270 7.19914 0.331593 1.02762
0.5 292.5 8.53134 0.51085 1.5548
0.5 300 9.07231 0.645196 1.6467
0.7 67.5 11.6248 0.968856 2.66631
0.7 90 8.97755 0.501862 1.46197
0.7 100 8.76391 0.632525 1.45278
0.7 112.5 6.69457 0.394312 0.807416
0.7 140 7.52982 0.444744 1.17062
0.7 150 5.52642 0.286576 0.800371
0.7 157.5 6.47974 0.430239 1.15607
0.7 180 3.21181 0.244695 0.38379
0.7 202.5 5.8 0.389642 0.902186
0.7 210 5.54111 0.290678 0.795767
0.7 220 8.09798 0.495951 1.38981
0.7 247.5 7.66095 0.40658 1.08782
0.7 260 9.22017 0.529563 1.49929
0.7 270 9.35949 0.435928 1.4662
0.7 292.5 11.2743 0.789211 2.02062
0.9 60 7.41949 0.470005 0.82842
0.9 67.5 7.87379 0.396154 0.823218
0.9 90 9.31467 0.350112 0.994484
0.9 100 10.2437 0.475255 1.19556
0.9 112.5 9.82431 0.446339 1.20439
0.9 140 6.83349 0.294431 0.943307
0.9 150 6.04873 0.194519 0.752703
0.9 157.5 5.7974 0.212586 0.720706
0.9 180 4.92088 0.179144 0.562132
0.9 202.5 5.34613 0.21027 0.638743
0.9 210 5.83148 0.203192 0.680446
0.9 220 7.21914 0.334428 0.842962
0.9 247.5 10.6262 0.44733 1.31358
0.9 260 10.6158 0.463027 1.29378
0.9 270 9.18011 0.328906 0.919947
0.9 292.5 7.68893 0.367599 0.614177
0.9 300 7.76743 0.424246 0.642163
0.9 330 8.50063 0.542991 0.736247