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Measurement E63M12

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Experiment: , 0

Spokespersons: Curtis A. Meyer

Experiment comment: The data were obtained using real photons produced via bremsstrahlung from a 4.023-GeV electron beam

Measurement comment: Spin density matrix elements ρ01-1 in the Adair frame for the neutral-mode topology

Publication:

Quantity measured: ρ01,-1, dimensionless
Spin density matrix element.
Beam: γ, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: φ p, polarization: none

W : 1.985 — 2.815 GeV

Select data slice:
W = GeV
Observable quantity measured (Y axis): ρ01,-1, dimensionless
Plot measurement data

Parameter (X axis): cos(θ), dimensionless

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Measured data:

W,
GeV 		cos(θ),
dimensionless 		ρ01,-1,
dimensionless 		Data errors,
dimensionless
1.985 -0.6 0.154 0.0818
1.985 -0.5 0.0931 0.0653
1.985 -0.4 0.0387 0.0271
1.985 -0.3 0.0145 0.0259
1.985 -0.2 0.009 0.0335
1.985 -0.1 0.0126 0.0281
1.985 0 0.0246 0.0158
1.985 0.1 0.0414 0.0006
1.985 0.2 0.0541 0.0145
1.985 0.3 0.0554 0.0146
1.985 0.4 0.0411 0.0106
1.985 0.5 0.0219 0.0289
1.985 0.6 0.0031 0.0201
1.985 0.7 -0.0109 0.0114
1.985 0.8 -0.0198 0.0298
1.985 0.89 -0.0203 0.009
2.015 -0.7 -0.0962 0.1083
2.015 -0.6 0.0563 0.0709
2.015 -0.5 0.0924 0.0359
2.015 -0.4 0.0624 0.0412
2.015 -0.3 0.0461 0.0485
2.015 -0.2 0.0449 0.0475
2.015 -0.1 0.0471 0.037
2.015 0 0.0463 0.0225
2.015 0.1 0.0405 0.0086
2.015 0.2 0.0336 0.0162
2.015 0.3 0.0346 0.0132
2.015 0.4 0.0458 0.0074
2.015 0.5 0.0522 0.0251
2.015 0.6 0.0283 0.0173
2.015 0.7 -0.0149 0.0081
2.015 0.8 -0.0447 0.0244
2.015 0.9 -0.0166 0.0079
2.045 -0.77 0.0081 0.0054
2.045 -0.7 0.012 0.0734
2.045 -0.6 -0.0057 0.0622
2.045 -0.5 0.0001 0.0606
2.045 -0.4 0.0322 0.0469
2.045 -0.3 0.0647 0.0466
2.045 -0.2 0.076 0.0443
2.045 -0.1 0.067 0.0326
2.045 0 0.0516 0.0194
2.045 0.1 0.0406 0.0097
2.045 0.2 0.0362 0.0161
2.045 0.3 0.0344 0.0128
2.045 0.4 0.0315 0.007
2.045 0.5 0.0247 0.0168
2.045 0.6 0.0149 0.0161
2.045 0.7 0.0007 0.0163
2.045 0.8 -0.0107 0.0211
2.045 0.9 -0.0043 0.0125
2.075 -0.78 0.0136 0.0261
2.075 -0.7 0.0424 0.0745
2.075 -0.6 0.0007 0.0575
2.075 -0.5 -0.0401 0.0642
2.075 -0.4 -0.0452 0.0486
2.075 -0.3 -0.0259 0.0482
2.075 -0.2 -0.0016 0.054
2.075 -0.1 0.0144 0.0501
2.075 0 0.0189 0.0387
2.075 0.1 0.0176 0.0288
2.075 0.2 0.0193 0.023
2.075 0.3 0.0265 0.0181
2.075 0.4 0.0329 0.0187
2.075 0.5 0.0309 0.0206
2.075 0.6 0.013 0.0139
2.075 0.7 -0.0064 0.0167
2.075 0.8 -0.0101 0.0192
2.075 0.9 0.0076 0.0182
2.105 -0.79 0.0786 0.0349
2.105 -0.7 0.0878 0.0503
2.105 -0.6 0.0608 0.05
2.105 -0.5 0.0278 0.0434
2.105 -0.4 0.0088 0.0356
2.105 -0.3 0.0027 0.0464
2.105 -0.2 0.0051 0.0538
2.105 -0.1 0.0122 0.0512
2.105 0 0.0217 0.0413
2.105 0.1 0.0312 0.0321
2.105 0.2 0.0378 0.0258
2.105 0.3 0.0398 0.0201
2.105 0.4 0.0376 0.0155
2.105 0.5 0.0338 0.0133
2.105 0.6 0.0301 0.013
2.105 0.7 0.0226 0.0166
2.105 0.8 0.0073 0.0099
2.105 0.9 -0.0114 0.0215
2.135 -0.79 0.067 0.0929
2.135 -0.7 0.0006 0.0522
2.135 -0.6 -0.0196 0.0418
2.135 -0.5 -0.0159 0.0486
2.135 -0.4 0.0028 0.0493
2.135 -0.3 0.0359 0.0462
2.135 -0.2 0.074 0.0504
2.135 -0.1 0.0977 0.046
2.135 0 0.0981 0.0446
2.135 0.1 0.0881 0.0523
2.135 0.2 0.0822 0.0401
2.135 0.3 0.0811 0.0199
2.135 0.4 0.0759 0.0352
2.135 0.5 0.0638 0.0289
2.135 0.6 0.0496 0.0129
2.135 0.7 0.03 0.0182
2.135 0.8 -0.003 0.0163
2.135 0.9 -0.04 0.0256
2.165 -0.79 0.0354 0.0805
2.165 -0.7 -0.0098 0.0484
2.165 -0.6 -0.0288 0.0367
2.165 -0.5 -0.0164 0.0417
2.165 -0.4 0.0008 0.0342
2.165 -0.3 0.0212 0.0431
2.165 -0.2 0.0465 0.0507
2.165 -0.1 0.0631 0.0456
2.165 0 0.063 0.0428
2.165 0.1 0.0583 0.0538
2.165 0.2 0.0634 0.0402
2.165 0.3 0.0776 0.0261
2.165 0.4 0.0839 0.0431
2.165 0.5 0.0719 0.0332
2.165 0.6 0.0462 0.0107
2.165 0.7 0.0147 0.0115
2.165 0.8 -0.0015 0.0194
2.165 0.9 -0.0144 0.0236
2.195 -0.8 -0.1587 0.0836
2.195 -0.7 -0.0582 0.0503
2.195 -0.6 -0.0442 0.034
2.195 -0.5 -0.073 0.0405
2.195 -0.4 -0.0844 0.0499
2.195 -0.3 -0.0644 0.0611
2.195 -0.2 -0.0214 0.0614
2.195 -0.1 0.0347 0.0446
2.195 0 0.0982 0.036
2.195 0.1 0.1429 0.0457
2.195 0.2 0.1261 0.036
2.195 0.3 0.0652 0.0244
2.195 0.4 0.0233 0.0501
2.195 0.5 0.0208 0.0385
2.195 0.6 0.036 0.0124
2.195 0.7 0.0298 0.0148
2.195 0.8 -0.0272 0.0221
2.195 0.9 -0.0429 0.0265
2.225 -0.8 -0.1591 0.0827
2.225 -0.7 -0.0499 0.058
2.225 -0.6 -0.0611 0.0378
2.225 -0.5 -0.1212 0.0382
2.225 -0.4 -0.1147 0.0488
2.225 -0.3 -0.067 0.0608
2.225 -0.2 -0.0084 0.0597
2.225 -0.1 0.0582 0.0412
2.225 0 0.1097 0.0311
2.225 0.1 0.1182 0.0421
2.225 0.2 0.1066 0.0351
2.225 0.3 0.0951 0.0313
2.225 0.4 0.0801 0.0543
2.225 0.5 0.0573 0.0431
2.225 0.6 0.0392 0.0158
2.225 0.7 0.0344 0.013
2.225 0.8 0.009 0.0196
2.225 0.9 -0.0408 0.0272
2.255 -0.8 -0.1989 0.0522
2.255 -0.7 -0.1424 0.0713
2.255 -0.6 -0.1378 0.0414
2.255 -0.5 -0.1534 0.0269
2.255 -0.4 -0.1617 0.0231
2.255 -0.3 -0.1529 0.0372
2.255 -0.2 -0.1078 0.043
2.255 -0.1 -0.0198 0.0471
2.255 0 0.0588 0.0396
2.255 0.1 0.0871 0.0394
2.255 0.2 0.0757 0.0405
2.255 0.3 0.0473 0.0451
2.255 0.4 0.0225 0.0509
2.255 0.5 0.0132 0.04
2.255 0.6 0.0149 0.0213
2.255 0.7 0.0144 0.0105
2.255 0.8 0.003 0.0225
2.255 0.9 -0.0041 0.028
2.285 -0.8 -0.1948 0.0806
2.285 -0.7 -0.2106 0.0776
2.285 -0.6 -0.1727 0.0721
2.285 -0.5 -0.1434 0.0449
2.285 -0.4 -0.1533 0.0184
2.285 -0.3 -0.1624 0.0458
2.285 -0.2 -0.0992 0.0425
2.285 -0.1 -0.0033 0.0472
2.285 0 0.0619 0.0394
2.285 0.1 0.0889 0.0373
2.285 0.2 0.0892 0.0429
2.285 0.3 0.0769 0.051
2.285 0.4 0.0637 0.0561
2.285 0.5 0.0525 0.0507
2.285 0.6 0.039 0.0312
2.285 0.7 0.0212 0.0106
2.285 0.8 0.0123 0.0234
2.285 0.9 0.0272 0.0319
2.315 -0.8 -0.0869 0.1218
2.315 -0.7 -0.1258 0.0842
2.315 -0.6 -0.156 0.0795
2.315 -0.5 -0.1588 0.0693
2.315 -0.4 -0.149 0.0525
2.315 -0.3 -0.1454 0.0568
2.315 -0.2 -0.1187 0.0566
2.315 -0.1 -0.0524 0.0585
2.315 0 0.0019 0.0468
2.315 0.1 0.017 0.0402
2.315 0.2 0.0122 0.0428
2.315 0.3 0.0121 0.0474
2.315 0.4 0.0155 0.0526
2.315 0.5 0.0128 0.0525
2.315 0.6 0.0124 0.0378
2.315 0.7 0.0277 0.0171
2.315 0.8 0.0376 0.0268
2.315 0.9 -0.0014 0.0359
2.345 -0.8 -0.241 0.1354
2.345 -0.7 -0.1873 0.087
2.345 -0.6 -0.2745 0.093
2.345 -0.5 -0.2508 0.0868
2.345 -0.4 -0.1495 0.0517
2.345 -0.3 -0.1056 0.0633
2.345 -0.2 -0.1119 0.0568
2.345 -0.1 -0.0746 0.0615
2.345 0 -0.0068 0.0507
2.345 0.1 0.0364 0.0399
2.345 0.2 0.0541 0.0361
2.345 0.3 0.072 0.0384
2.345 0.4 0.0893 0.0466
2.345 0.5 0.0874 0.0493
2.345 0.6 0.0595 0.0428
2.345 0.7 0.0217 0.0307
2.345 0.8 -0.0113 0.0319
2.345 0.9 -0.0321 0.0373
2.375 -0.8 -0.0614 0.1112
2.375 -0.7 -0.0735 0.0838
2.375 -0.6 -0.131 0.0817
2.375 -0.5 -0.0988 0.0703
2.375 -0.4 -0.0102 0.0765
2.375 -0.3 0.0298 0.0998
2.375 -0.2 0.0265 0.0868
2.375 -0.1 0.0368 0.0609
2.375 0 0.065 0.0422
2.375 0.1 0.0736 0.0278
2.375 0.2 0.0632 0.0243
2.375 0.3 0.0524 0.0274
2.375 0.4 0.0457 0.0455
2.375 0.5 0.0324 0.0478
2.375 0.6 0.0062 0.0415
2.375 0.7 -0.0169 0.0381
2.375 0.8 -0.0095 0.0311
2.375 0.9 0.0181 0.0354
2.405 -0.7 -0.1575 0.0814
2.405 -0.6 -0.1283 0.0667
2.405 -0.5 -0.1093 0.0837
2.405 -0.4 -0.0374 0.084
2.405 -0.3 0.0193 0.099
2.405 -0.2 0.0067 0.0894
2.405 -0.1 -0.0075 0.0638
2.405 0 0.0239 0.0375
2.405 0.1 0.064 0.0316
2.405 0.2 0.0744 0.0223
2.405 0.3 0.0586 0.018
2.405 0.4 0.0401 0.0319
2.405 0.5 0.0364 0.0359
2.405 0.6 0.047 0.0361
2.405 0.7 0.0508 0.0382
2.405 0.8 0.0255 0.0185
2.405 0.9 -0.0208 0.0424
2.405 -0.8 -0.137 0.1389
2.435 -0.8 -0.1552 0.1019
2.435 -0.7 -0.0899 0.1465
2.435 -0.6 -0.0832 0.0859
2.435 -0.5 -0.0908 0.0407
2.435 -0.4 -0.1098 0.0582
2.435 -0.3 -0.1214 0.12
2.435 -0.2 -0.0982 0.1276
2.435 -0.1 -0.0457 0.07
2.435 0 0.0011 0.0188
2.435 0.1 0.0285 0.0266
2.435 0.2 0.0508 0.025
2.435 0.3 0.0718 0.0244
2.435 0.4 0.0829 0.0418
2.435 0.5 0.0787 0.0345
2.435 0.6 0.0691 0.0264
2.435 0.7 0.0629 0.0345
2.435 0.8 0.0424 0.035
2.435 0.9 -0.0072 0.0475
2.465 -0.8 0.0418 0.0994
2.465 -0.7 -0.1476 0.1511
2.465 -0.6 -0.0858 0.0999
2.465 -0.5 -0.0083 0.0473
2.465 -0.4 -0.0472 0.0562
2.465 -0.3 -0.09 0.1314
2.465 -0.2 -0.0563 0.1417
2.465 -0.1 0.0012 0.0678
2.465 0 0.0068 0.0328
2.465 0.1 -0.0079 0.0226
2.465 0.2 0.008 0.0383
2.465 0.3 0.0442 0.0312
2.465 0.4 0.0647 0.0458
2.465 0.5 0.0596 0.0484
2.465 0.6 0.0417 0.0294
2.465 0.7 0.0353 0.02
2.465 0.8 0.0463 0.0313
2.465 0.9 0.0475 0.0501
2.495 -0.8 0.1158 0.1807
2.495 -0.7 0.1533 0.1636
2.495 -0.6 0.1121 0.1232
2.495 -0.5 0.0363 0.0407
2.495 -0.4 0.0138 0.0447
2.495 -0.3 0.1057 0.1147
2.495 -0.2 0.1942 0.1518
2.495 -0.1 0.1327 0.1027
2.495 0 0.004 0.0395
2.495 0.1 -0.0207 0.015
2.495 0.2 -0.0048 0.0364
2.495 0.3 -0.0027 0.0383
2.495 0.4 -0.0082 0.0636
2.495 0.5 0.008 0.0637
2.495 0.6 0.034 0.0351
2.495 0.7 0.0265 0.0192
2.495 0.8 -0.0135 0.0351
2.495 0.9 -0.0278 0.0477
2.53 -0.8 0.1545 0.1413
2.53 -0.7 -0.0018 0.1673
2.53 -0.6 -0.0191 0.118
2.53 -0.5 0.0153 0.0187
2.53 -0.4 -0.0027 0.0349
2.53 -0.3 -0.0102 0.1026
2.53 -0.2 0.0525 0.1445
2.53 -0.1 0.1298 0.1046
2.53 0 0.0734 0.0562
2.53 0.1 -0.0242 0.018
2.53 0.2 -0.063 0.0424
2.53 0.3 -0.0363 0.0522
2.53 0.4 0.0312 0.0715
2.53 0.5 0.0826 0.0695
2.53 0.6 0.0814 0.0356
2.53 0.7 0.0516 0.0114
2.53 0.8 0.0253 0.0346
2.53 0.9 0.0126 0.0426
2.57 -0.8 -0.1436 0.1512
2.57 -0.7 0.0156 0.1085
2.57 -0.6 0.0546 0.1033
2.57 -0.5 0.0187 0.0393
2.57 -0.4 -0.0381 0.016
2.57 -0.3 -0.0599 0.0582
2.57 -0.2 -0.0506 0.085
2.57 -0.1 -0.021 0.0765
2.57 0 -0.0063 0.0525
2.57 0.1 -0.0259 0.0215
2.57 0.2 -0.0569 0.0525
2.57 0.3 -0.0786 0.0584
2.57 0.4 -0.0658 0.075
2.57 0.5 -0.018 0.0734
2.57 0.6 0.0287 0.0421
2.57 0.7 0.0472 0.0118
2.57 0.8 0.0316 0.0255
2.57 0.9 0.0013 0.027
2.61 -0.8 -0.0384 0.148
2.61 -0.7 0.1491 0.1048
2.61 -0.6 0.1164 0.1547
2.61 -0.5 0.0191 0.0383
2.61 -0.4 -0.0354 0.0472
2.61 -0.3 -0.0213 0.0228
2.61 -0.2 0.012 0.0793
2.61 -0.1 0.044 0.0677
2.61 0 0.0349 0.0518
2.61 0.1 0.0118 0.0297
2.61 0.2 0.0032 0.0477
2.61 0.3 0.0006 0.0652
2.61 0.4 0.0034 0.0766
2.61 0.5 0.0151 0.0686
2.61 0.6 0.0331 0.0369
2.61 0.7 0.051 0.009
2.61 0.8 0.0573 0.0249
2.61 0.9 0.0347 0.0223
2.645 -0.8 -0.1099 0.1072
2.645 -0.7 0.0787 0.1068
2.645 -0.6 0.2438 0.1621
2.645 -0.5 0.109 0.0709
2.645 -0.4 -0.0298 0.0484
2.645 -0.3 -0.0217 0.0392
2.645 -0.2 0.0302 0.1013
2.645 -0.1 0.0507 0.0356
2.645 0 0.0462 0.0764
2.645 0.1 0.0544 0.055
2.645 0.2 0.0701 0.0444
2.645 0.3 0.0789 0.0585
2.645 0.4 0.0856 0.0616
2.645 0.5 0.0905 0.0491
2.645 0.6 0.0813 0.025
2.645 0.7 0.0579 0.0097
2.645 0.8 0.0367 0.0283
2.645 0.9 0.0263 0.0274
2.675 -0.8 -0.0361 0.1624
2.675 -0.7 -0.0671 0.0866
2.675 -0.6 -0.0728 0.1303
2.675 -0.5 0.0547 0.0878
2.675 -0.4 0.068 0.0846
2.675 -0.3 -0.0234 0.0559
2.675 -0.2 -0.0716 0.1666
2.675 -0.1 0.0244 0.0603
2.675 0 0.1019 0.0799
2.675 0.1 0.0725 0.0507
2.675 0.2 0.0371 0.0356
2.675 0.3 0.0256 0.0576
2.675 0.4 0.033 0.0935
2.675 0.5 0.0451 0.0793
2.675 0.6 0.063 0.0362
2.675 0.7 0.0764 0.0123
2.675 0.8 0.0757 0.0275
2.675 0.9 0.0529 0.0234
2.71 -0.8 0.1237 0.1827
2.71 -0.7 -0.1067 0.102
2.71 -0.6 -0.0874 0.1448
2.71 -0.5 -0.0419 0.0773
2.71 -0.4 -0.0188 0.0896
2.71 -0.3 0.049 0.1164
2.71 -0.2 0.1248 0.2155
2.71 -0.1 0.0477 0.064
2.71 0 -0.0623 0.0897
2.71 0.1 -0.0246 0.0399
2.71 0.2 0.0231 0.0273
2.71 0.3 0.0154 0.0447
2.71 0.4 -0.0079 0.0918
2.71 0.5 0.0113 0.087
2.71 0.6 0.05 0.0553
2.71 0.7 0.083 0.0425
2.71 0.8 0.1025 0.039
2.71 0.9 0.087 0.0234
2.77 0 -0.0207 0.0599
2.77 0.1 -0.0276 0.0343
2.77 0.2 0.0008 0.0093
2.77 0.3 0.0831 0.0242
2.77 0.4 0.1538 0.059
2.77 0.5 0.1435 0.0482
2.77 0.6 0.0992 0.0179
2.77 0.7 0.0967 0.0053
2.77 0.8 0.1235 0.012
2.77 0.9 0.1048 0.0135
2.815 0 -0.0897 0
2.815 0.1 -0.0136 0
2.815 0.2 0.0357 0
2.815 0.3 0.0574 0
2.815 0.4 0.0485 0
2.815 0.5 0.0074 0
2.815 0.6 -0.0254 0
2.815 0.7 -0.003 0
2.815 0.8 0.0639 0
2.815 0.9 0.0901 0