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Experiment: Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS, 2014
Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan
Experiment comment: polarization of electron beam : ~80%
Publication:
Quantity measured: dσ/dΩ, mcbn/rad
Differential cross section.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π+n, polarization: none
Q2 : | 4 GeV2 | |
---|---|---|
W : | 1.74 GeV | |
Ebeam : | 5.499 GeV |
Select data slice:
cos(θ) = |
Observable quantity measured (Y axis): dσ/dΩ, mcbn/rad
Parameter (X axis): φ, degree |
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to view sliced data.
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to view 3D plot of the data.
Click here to get data in text file, delimited with tabs.
Measured data:
cos(θ) |
φ,
degree |
dσ/dΩ,
mcbn/rad |
Data errors,
mcbn/rad |
Systematic errors,
mcbn/rad |
---|---|---|---|---|
0.525 | 48.75 | 0.2531 | 0.1379 | 0.0415 |
0.525 | 56.25 | 0.2503 | 0.1132 | 0.0244 |
0.525 | 71.25 | 0.2867 | 0.1301 | 0.0778 |
0.525 | 93.75 | 0.1591 | 0.0713 | 0.0064 |
0.525 | 101.25 | 0.2154 | 0.1036 | 0.0157 |
0.525 | 108.75 | 0.2519 | 0.1041 | 0.0863 |
0.525 | 116.25 | 0.2259 | 0.114 | 0.08 |
0.525 | 131.25 | 0.1504 | 0.0647 | 0.0019 |
0.525 | 153.75 | 0.2489 | 0.1345 | 0.0467 |
0.525 | 161.25 | 0.202 | 0.0859 | 0.0278 |
0.525 | 176.25 | 0.1379 | 0.0531 | 0.0416 |
0.525 | 183.75 | 0.1142 | 0.0469 | 0.0164 |
0.525 | 191.25 | 0.1053 | 0.0495 | 0.0252 |
0.525 | 198.75 | 0.1365 | 0.0767 | 0.0465 |
0.525 | 228.75 | 0.2816 | 0.1457 | 0.0497 |
0.525 | 281.25 | 0.1327 | 0.071 | 0.0363 |
0.525 | 296.25 | 0.1333 | 0.0711 | 0.0054 |
0.525 | 318.75 | 0.1905 | 0.1131 | 0.0249 |
0.575 | 56.25 | 0.2271 | 0.1062 | 0.0183 |
0.575 | 63.75 | 0.3246 | 0.1865 | 0.0349 |
0.575 | 93.75 | 0.2088 | 0.1105 | 0.0402 |
0.575 | 108.75 | 0.2573 | 0.1245 | 0.0996 |
0.575 | 116.25 | 0.2073 | 0.1002 | 0.003 |
0.575 | 123.75 | 0.165 | 0.0736 | 0.0373 |
0.575 | 161.25 | 0.2088 | 0.0895 | 0.0283 |
0.575 | 168.75 | 0.1179 | 0.0471 | 0.0075 |
0.575 | 176.25 | 0.1512 | 0.0664 | 0.0171 |
0.575 | 183.75 | 0.1231 | 0.0671 | 0.0396 |
0.575 | 191.25 | 0.1338 | 0.0646 | 0.0499 |
0.575 | 198.75 | 0.1819 | 0.0866 | 0.032 |
0.575 | 213.75 | 0.1597 | 0.0856 | 0.0358 |
0.575 | 228.75 | 0.2031 | 0.1239 | 0.0521 |
0.575 | 258.75 | 0.1021 | 0.0596 | 0.0387 |
0.625 | 56.25 | 0.2343 | 0.1089 | 0.0528 |
0.625 | 63.75 | 0.3527 | 0.2053 | 0.0148 |
0.625 | 71.25 | 0.3449 | 0.1947 | 0.059 |
0.625 | 86.25 | 0.2951 | 0.1767 | 0.0955 |
0.625 | 101.25 | 0.2917 | 0.1396 | 0.0321 |
0.625 | 123.75 | 0.2094 | 0.0874 | 0.0422 |
0.625 | 131.25 | 0.2296 | 0.1251 | 0.0288 |
0.625 | 153.75 | 0.2266 | 0.1006 | 0.0228 |
0.625 | 161.25 | 0.2246 | 0.0977 | 0.0419 |
0.625 | 168.75 | 0.138 | 0.0708 | 0.0035 |
0.625 | 183.75 | 0.112 | 0.0449 | 0.0166 |
0.625 | 191.25 | 0.1177 | 0.0551 | 0.012 |
0.625 | 198.75 | 0.176 | 0.0826 | 0.0492 |
0.625 | 206.25 | 0.155 | 0.0762 | 0.0389 |
0.625 | 213.75 | 0.1844 | 0.1069 | 0.0463 |
0.625 | 273.75 | 0.2152 | 0.0894 | 0.0686 |
0.625 | 281.25 | 0.2204 | 0.0959 | 0.0241 |
0.675 | 63.75 | 0.1432 | 0.0671 | 0.0242 |
0.675 | 71.25 | 0.1186 | 0.0636 | 0.0032 |
0.675 | 78.75 | 0.2939 | 0.134 | 0.0107 |
0.675 | 86.25 | 0.3061 | 0.1417 | 0.0128 |
0.675 | 93.75 | 0.3481 | 0.1882 | 0.0875 |
0.675 | 101.25 | 0.3749 | 0.2087 | 0.0612 |
0.675 | 108.75 | 0.2633 | 0.1158 | 0.0275 |
0.675 | 116.25 | 0.3094 | 0.1657 | 0.0593 |
0.675 | 146.25 | 0.2693 | 0.1625 | 0.1143 |
0.675 | 161.25 | 0.2578 | 0.1159 | 0.0445 |
0.675 | 176.25 | 0.1334 | 0.0616 | 0.063 |
0.675 | 183.75 | 0.1027 | 0.0406 | 0.0018 |
0.675 | 191.25 | 0.0992 | 0.0392 | 0.0145 |
0.675 | 198.75 | 0.2135 | 0.0873 | 0.0435 |
0.675 | 206.25 | 0.1994 | 0.101 | 0.04 |
0.675 | 228.75 | 0.1784 | 0.103 | 0.0476 |
0.675 | 243.75 | 0.259 | 0.1403 | 0.0261 |
0.675 | 258.75 | 0.1972 | 0.1022 | 0.0334 |
0.675 | 266.25 | 0.1824 | 0.1109 | 0.0283 |
0.725 | 18.75 | 0.1764 | 0.0837 | 0.0441 |
0.725 | 48.75 | 0.1758 | 0.087 | 0.0496 |
0.725 | 63.75 | 0.4414 | 0.2323 | 0.0567 |
0.725 | 78.75 | 0.1194 | 0.0511 | 0.0038 |
0.725 | 86.25 | 0.1269 | 0.0647 | 0.0096 |
0.725 | 93.75 | 0.4108 | 0.2295 | 0.0127 |
0.725 | 101.25 | 0.4176 | 0.1911 | 0.066 |
0.725 | 116.25 | 0.2953 | 0.1456 | 0.0666 |
0.725 | 123.75 | 0.2361 | 0.1088 | 0.0441 |
0.725 | 138.75 | 0.2992 | 0.1795 | 0.0384 |
0.725 | 146.25 | 0.355 | 0.1909 | 0.0408 |
0.725 | 161.25 | 0.2649 | 0.0943 | 0.0457 |
0.725 | 168.75 | 0.1653 | 0.0745 | 0.0294 |
0.725 | 176.25 | 0.1669 | 0.0671 | 0.0418 |
0.725 | 198.75 | 0.2263 | 0.1102 | 0.0306 |
0.725 | 213.75 | 0.1796 | 0.0799 | 0.0544 |
0.725 | 228.75 | 0.1644 | 0.0666 | 0.0154 |
0.725 | 251.25 | 0.2668 | 0.1356 | 0.0036 |
0.725 | 258.75 | 0.2179 | 0.0929 | 0.0554 |
0.725 | 296.25 | 0.181 | 0.1009 | 0.0535 |
0.775 | 11.25 | 0.2279 | 0.1115 | 0.0461 |
0.775 | 56.25 | 0.1733 | 0.0886 | 0.0416 |
0.775 | 71.25 | 0.3959 | 0.225 | 0.0283 |
0.775 | 78.75 | 0.3804 | 0.1617 | 0.0477 |
0.775 | 101.25 | 0.4998 | 0.2509 | 0.0931 |
0.775 | 108.75 | 0.303 | 0.1694 | 0.0486 |
0.775 | 116.25 | 0.2762 | 0.1367 | 0.0698 |
0.775 | 123.75 | 0.2718 | 0.1354 | 0.0052 |
0.775 | 131.25 | 0.2768 | 0.1399 | 0.0614 |
0.775 | 138.75 | 0.3203 | 0.1473 | 0.0437 |
0.775 | 153.75 | 0.398 | 0.1972 | 0.0831 |
0.775 | 161.25 | 0.2869 | 0.1093 | 0.0337 |
0.775 | 168.75 | 0.2151 | 0.0954 | 0.0189 |
0.775 | 176.25 | 0.19 | 0.0862 | 0.0398 |
0.775 | 198.75 | 0.2811 | 0.118 | 0.0359 |
0.775 | 221.25 | 0.1793 | 0.0955 | 0.0185 |
0.775 | 236.25 | 0.1123 | 0.0465 | 0.0141 |
0.775 | 243.75 | 0.2817 | 0.1434 | 0.1643 |
0.775 | 333.75 | 0.1534 | 0.0766 | 0.0137 |
0.825 | 18.75 | 0.2338 | 0.1225 | 0.1003 |
0.825 | 26.25 | 0.2612 | 0.1295 | 0.0333 |
0.825 | 33.75 | 0.2173 | 0.1082 | 0.0346 |
0.825 | 63.75 | 0.4031 | 0.1981 | 0.0658 |
0.825 | 71.25 | 0.4193 | 0.1963 | 0.0792 |
0.825 | 101.25 | 0.5883 | 0.2227 | 0.0404 |
0.825 | 116.25 | 0.3167 | 0.1738 | 0.0752 |
0.825 | 123.75 | 0.3287 | 0.1758 | 0.0063 |
0.825 | 131.25 | 0.3264 | 0.1386 | 0.0658 |
0.825 | 146.25 | 0.3208 | 0.1227 | 0.0622 |
0.825 | 153.75 | 0.3989 | 0.2033 | 0.0615 |
0.825 | 161.25 | 0.3454 | 0.1298 | 0.0499 |
0.825 | 168.75 | 0.2286 | 0.0662 | 0.0388 |
0.825 | 176.25 | 0.2227 | 0.0785 | 0.0118 |
0.825 | 206.25 | 0.3113 | 0.1535 | 0.0372 |
0.825 | 221.25 | 0.2515 | 0.1205 | 0.0788 |
0.825 | 228.75 | 0.1504 | 0.0617 | 0.0277 |
0.825 | 236.25 | 0.129 | 0.0603 | 0.0095 |
0.825 | 243.75 | 0.3391 | 0.2039 | 0.0001 |
0.825 | 258.75 | 0.2766 | 0.1682 | 0.0463 |
0.825 | 266.25 | 0.2836 | 0.1526 | 0.036 |
0.825 | 273.75 | 0.2042 | 0.1025 | 0.0326 |
0.825 | 281.25 | 0.204 | 0.0929 | 0.0225 |
0.825 | 303.75 | 0.2643 | 0.1513 | 0.0272 |
0.825 | 311.25 | 0.2633 | 0.1165 | 0.0495 |
0.825 | 318.75 | 0.2337 | 0.1066 | 0.0235 |
0.825 | 333.75 | 0.2215 | 0.1101 | 0.0355 |
0.825 | 356.25 | 0.24 | 0.1079 | 0.0856 |
0.875 | 3.75 | 0.3684 | 0.1939 | 0.0753 |
0.875 | 11.25 | 0.3297 | 0.1704 | 0.0916 |
0.875 | 18.75 | 0.383 | 0.2031 | 0.0656 |
0.875 | 26.25 | 0.3222 | 0.1701 | 0.0297 |
0.875 | 33.75 | 0.203 | 0.1097 | 0.0335 |
0.875 | 41.25 | 0.2054 | 0.0903 | 0.0651 |
0.875 | 48.75 | 0.2078 | 0.079 | 0.0106 |
0.875 | 56.25 | 0.204 | 0.1168 | 0.0495 |
0.875 | 63.75 | 0.4642 | 0.2385 | 0.0729 |
0.875 | 71.25 | 0.402 | 0.167 | 0.0621 |
0.875 | 86.25 | 0.4047 | 0.1892 | 0.0957 |
0.875 | 101.25 | 0.4985 | 0.2219 | 0.0571 |
0.875 | 108.75 | 0.335 | 0.1797 | 0.0324 |
0.875 | 116.25 | 0.3134 | 0.1438 | 0.0562 |
0.875 | 123.75 | 0.3672 | 0.1564 | 0.0553 |
0.875 | 131.25 | 0.3575 | 0.1897 | 0.0939 |
0.875 | 138.75 | 0.3209 | 0.1461 | 0.0282 |
0.875 | 146.25 | 0.3202 | 0.121 | 0.073 |
0.875 | 153.75 | 0.3725 | 0.18 | 0.094 |
0.875 | 161.25 | 0.4329 | 0.1949 | 0.1439 |
0.875 | 168.75 | 0.2815 | 0.1048 | 0.0431 |
0.875 | 176.25 | 0.2767 | 0.0956 | 0.0265 |
0.875 | 183.75 | 0.2089 | 0.0673 | 0.0289 |
0.875 | 191.25 | 0.1932 | 0.0689 | 0.0556 |
0.875 | 198.75 | 0.4121 | 0.1989 | 0.1255 |
0.875 | 206.25 | 0.4143 | 0.2246 | 0.1197 |
0.875 | 213.75 | 0.268 | 0.1163 | 0.0359 |
0.875 | 221.25 | 0.2813 | 0.1291 | 0.0607 |
0.875 | 228.75 | 0.3035 | 0.1281 | 0.0324 |
0.875 | 236.25 | 0.3092 | 0.1668 | 0.0444 |
0.875 | 243.75 | 0.3592 | 0.1577 | 0.1167 |
0.875 | 251.25 | 0.3823 | 0.194 | 0.0929 |
0.875 | 258.75 | 0.3675 | 0.2065 | 0.0559 |
0.875 | 281.25 | 0.2502 | 0.1239 | 0.0757 |
0.875 | 288.75 | 0.3123 | 0.149 | 0.0862 |
0.875 | 303.75 | 0.2009 | 0.1177 | 0.054 |
0.875 | 311.25 | 0.1931 | 0.0942 | 0.0524 |
0.875 | 326.25 | 0.2087 | 0.092 | 0.0848 |
0.875 | 333.75 | 0.3521 | 0.1789 | 0.0555 |
0.875 | 341.25 | 0.2755 | 0.112 | 0.0486 |
0.875 | 348.75 | 0.3254 | 0.1068 | 0.0656 |
0.875 | 356.25 | 0.4013 | 0.1824 | 0.0677 |
0.925 | 3.75 | 0.1139 | 0.0528 | 0.0217 |
0.925 | 11.25 | 0.1955 | 0.1009 | 0.0303 |
0.925 | 18.75 | 0.1687 | 0.0981 | 0.0221 |
0.925 | 26.25 | 0.328 | 0.1973 | 0.0376 |
0.925 | 33.75 | 0.1197 | 0.0719 | 0.0186 |
0.925 | 48.75 | 0.2735 | 0.1637 | 0.0453 |
0.925 | 71.25 | 0.1282 | 0.074 | 0.0235 |
0.925 | 78.75 | 0.1069 | 0.059 | 0.0183 |
0.925 | 86.25 | 0.2528 | 0.1368 | 0.0454 |
0.925 | 93.75 | 0.3159 | 0.2102 | 0.0455 |
0.925 | 116.25 | 0.1607 | 0.0803 | 0.0446 |
0.925 | 131.25 | 0.139 | 0.0695 | 0.0276 |
0.925 | 146.25 | 0.3033 | 0.1486 | 0.0354 |
0.925 | 161.25 | 0.1366 | 0.0649 | 0.0216 |
0.925 | 168.75 | 0.2375 | 0.119 | 0.0341 |
0.925 | 176.25 | 0.2838 | 0.1316 | 0.0515 |
0.925 | 183.75 | 0.1656 | 0.0769 | 0.0295 |
0.925 | 191.25 | 0.1682 | 0.0821 | 0.0262 |
0.925 | 213.75 | 0.2362 | 0.1288 | 0.0152 |
0.925 | 221.25 | 0.2382 | 0.1443 | 0.0459 |
0.925 | 236.25 | 0.1246 | 0.0632 | 0.02 |
0.925 | 251.25 | 0.152 | 0.0871 | 0.0152 |
0.925 | 258.75 | 0.1375 | 0.0734 | 0.0244 |
0.925 | 266.25 | 0.1057 | 0.0664 | 0.0218 |
0.925 | 273.75 | 0.1217 | 0.0607 | 0.028 |
0.925 | 288.75 | 0.5424 | 0.3488 | 0.1086 |
0.925 | 303.75 | 0.1979 | 0.1118 | 0.0303 |
0.925 | 311.25 | 0.1119 | 0.0513 | 0.0212 |
0.925 | 326.25 | 0.1462 | 0.0649 | 0.0229 |
0.925 | 333.75 | 0.2078 | 0.1061 | 0.0162 |
0.925 | 341.25 | 0.1418 | 0.0699 | 0.0204 |
0.925 | 348.75 | 0.2315 | 0.1066 | 0.0359 |
0.925 | 356.25 | 0.1376 | 0.0745 | 0.0146 |
0.975 | 11.25 | 0.348 | 0.1364 | 0.0691 |
0.975 | 18.75 | 0.2312 | 0.1114 | 0.1355 |
0.975 | 26.25 | 0.4741 | 0.2119 | 0.0942 |
0.975 | 33.75 | 0.2376 | 0.0955 | 0.0897 |
0.975 | 41.25 | 0.1733 | 0.0702 | 0.0768 |
0.975 | 48.75 | 0.2353 | 0.0923 | 0.0535 |
0.975 | 56.25 | 0.1044 | 0.0438 | 0.016 |
0.975 | 63.75 | 0.2962 | 0.1761 | 0.0718 |
0.975 | 71.25 | 0.2406 | 0.1229 | 0.1292 |
0.975 | 78.75 | 0.4236 | 0.275 | 0.088 |
0.975 | 86.25 | 0.5216 | 0.3341 | 0.1856 |
0.975 | 93.75 | 0.1447 | 0.0825 | 0.0507 |
0.975 | 101.25 | 0.1847 | 0.0868 | 0.0386 |
0.975 | 108.75 | 0.3679 | 0.1794 | 0.0619 |
0.975 | 116.25 | 0.2114 | 0.0896 | 0.0654 |
0.975 | 123.75 | 0.2266 | 0.1082 | 0.0687 |
0.975 | 131.25 | 0.1886 | 0.097 | 0.0381 |
0.975 | 138.75 | 0.1152 | 0.056 | 0.038 |
0.975 | 146.25 | 0.1081 | 0.052 | 0.0296 |
0.975 | 153.75 | 0.1556 | 0.0736 | 0.1043 |
0.975 | 161.25 | 0.2114 | 0.0962 | 0.0647 |
0.975 | 168.75 | 0.1257 | 0.0582 | 0.0263 |
0.975 | 176.25 | 0.2023 | 0.1232 | 0.034 |
0.975 | 183.75 | 0.2332 | 0.1279 | 0.0515 |
0.975 | 191.25 | 0.1334 | 0.0794 | 0.0367 |
0.975 | 198.75 | 0.2642 | 0.1241 | 0.074 |
0.975 | 206.25 | 0.3506 | 0.1717 | 0.1068 |
0.975 | 213.75 | 0.2611 | 0.1306 | 0.0524 |
0.975 | 221.25 | 0.246 | 0.1159 | 0.0643 |
0.975 | 228.75 | 0.6808 | 0.3833 | 0.1959 |
0.975 | 236.25 | 0.3524 | 0.2077 | 0.1653 |
0.975 | 243.75 | 0.1322 | 0.0709 | 0.0557 |
0.975 | 266.25 | 0.2504 | 0.1259 | 0.098 |
0.975 | 273.75 | 0.2484 | 0.1721 | 0.0562 |
0.975 | 281.25 | 0.1356 | 0.0634 | 0.0324 |
0.975 | 288.75 | 0.1421 | 0.0759 | 0.0884 |
0.975 | 296.25 | 0.3134 | 0.1449 | 0.0966 |
0.975 | 303.75 | 0.1237 | 0.0511 | 0.0368 |
0.975 | 318.75 | 0.2457 | 0.1027 | 0.1013 |
0.975 | 326.25 | 0.1316 | 0.0614 | 0.0465 |
0.975 | 333.75 | 0.2194 | 0.1054 | 0.0375 |
0.975 | 341.25 | 0.3582 | 0.1751 | 0.2103 |
0.975 | 348.75 | 0.4461 | 0.2172 | 0.0904 |
0.975 | 356.25 | 0.1977 | 0.0911 | 0.0366 |