Energy (keV) Intensity Remarks Associated energies (keV) Production Half life Parent
488.0 0.092 373.5 602.7 C 1.78 m 136Pm
488.0 0.005 197.9 214.9 F 10.50 m 186Ta
488.0 0.0023 667.718 772.6 IF 2.30 h 132I
488.0 0.0138 140.7 251.2 I 2.22 s 146Ba
488.0 0.0009 312.072 407.63 IF 12.50 m 133Te
488.0 0.0023 667.718 772.6 IF 2.30 h 132I
488.05 0.00039 10.6 74.9694 C 15.31 d 205Bi
488.1 0.0026 511.0 264.46 C 2.07 m 99Ag
488.1 0.00088 42.9962 352.24 C 4.12 h 149Tb
488.1 0.0018 511.0 286.5 C 1.61 h 75Br
488.18 0.00127 116.8 255.68 I 12.44 m 151Nd
488.19 0.00034 49.1277 6.95 C 7.70 h 166Tm
488.2 0.00014 15.0 109.29 C 4.94 d 245Bk
488.2 0.0036 297.32 325.7 CIF 4.86 h 73Ga
488.24 0.014 385.85 10.3 C 43.00 m 197mPb
488.3 6.999E-5 123.071 1274.436 IFT 8.59 y 154Eu
488.3 9.700001E-4 211.475 798.79 I 14.33 s 143Ba
488.3 0.00092 255.3 1204.3 I 10.60 m 142Ba
488.3 0.0008 511.0 204.95 C 32.40 m 107In
488.4 0.0034 671.0 77.11 - 11.50 m 200Po
488.5 1.43E-6 51.4225 20.2161 FT 4.34 m 104mRh
488.5 2.787E-5 555.81 19.2792 FT 42.3 s 104Rh
488.5 0.0008 220.948 586.03 I 3.15 m 89Kr
488.6 0.0017 36.0263 108.9 - 50.65 m 136Nd
488.65 0.00017 42.9962 86.55 CF 5.32 d 155Tb
488.66 0.00407 40.1181 121.7825 FT 13.54 y 152Eu
488.7 0.00011 194.05 847.93 IF 3.75 m 107Ru
488.7 0.00037 11.4 81.52 - 2.40 h 210Rn
488.8 0.00073 826.6 47.5467 CPF 3.21 h 161Er
488.82 0.00074 42.9962 212.038 C 2.34 d 153Tb
488.82 0.00074 42.9962 212.038 C 2.34 d 153Tb
488.82 0.00091 15.0 1078.86 - 25.00 m 246mAm
488.88 0.0145 847.03 884.09 IF 52.50 m 134I
488.9 0.0039 511.0 832.52 C 9.90 m 96Rh
488.9 0.0025 511.0 89.7 C 11.50 m 74Kr
489.0 0.00227 42.9962 123.07 C 21.50 h 154Tb
489.0 0.00267 72.8715 10.3 C 12.00 m 194Pb
489.0 0.007 59.3182 365.5 C 19.90 h 181Re
489.0 0.0000935 306.86 19.2792 CF 4.34 d 101mRh
489.039 0.119 569.36 205.7955 F 5.9 s 192mOs
489.039 0.00443 316.508 468.0716 FT 73.83 d 192Ir
489.049 0.198 511.0 784.43 C 1.00 h 148Tb
489.05 0.0133 194.05 847.93 IF 3.75 m 107Ru
489.1 0.00053 306.83 545.06 IFT 14.22 m 101Tc
489.1 0.42 511.0 154.48 C 1.25 m 111Sb
489.17 0.0001586 596.56 40.85 C 9.19 h 62Zn
489.2 0.00019 550.284 629.987 C 54.50 d 148Eu
489.2 0.0123 296.89 63.0005 C 16.64 h 186Ir
489.23 0.062 1297.09 807.86 FT 4.54 d 47Ca
489.24 0.00153 91.105 38.7247 IFT 10.98 d 147Nd
489.25 0.0014 52.3889 7.42 C 1.42 d 169Lu
489.3 0.029 30.9728 30.6251 C 1.67 h 126Ba
489.3 0.013 497.31 511.0 C 32.10 m 115Sb
489.4 0.0013 9.71 66.7 C 3.25 m 188Hg
489.48 0.0055 724.3 469.37 IFT 4.44 h 105Ru
489.49 0.0043 108.788 506.592 I 8.57 s 91Kr
489.5 0.00148 511.0 1299.92 C 3.49 m 114Sb
489.5 0.0014 6.27 44.4816 C 17.90 m 151Dy
489.5 0.00978 1751.0 915.0 - 9.6 s 96mY
489.52 0.0273 684.34 516.32 C 9.20 m 204At
489.6 0.045 636.7 411.8 C 1.87 h 198mTl
489.6 0.32 310.4 9.44 - 6.80 m 185mAu
489.61 0.0023 66.832 9.44 C 17.65 h 193Au
489.7 0.02 169.42 414.25 C 10.20 m 131Ce
489.7 0.0028 189.49 473.94 I 2.08 s 77Zn
489.7 0.0023 28.612 25.1 C 40.00 m 120Xe
489.8 0.0073 257.34 122.37 C 5.67 h 90Mo
489.8 0.0081 140.7 251.2 I 2.22 s 146Ba
489.8 0.014 102.7 19.2792 I 21.2 s 107Tc
489.8 0.075 289.4 112.2 - 51.0 s 181Pt
489.8 0.0104 511.0 65.0 C 3.40 m 73Br
489.9 3.444E-5 47.5467 94.7 FT 2.33 h 165Dy
489.9 0.0036 511.0 559.09 C 16.20 h 76Br
489.9 9.273E-5 212.2 27.4723 C 2.12 h 121I
489.9 0.0027 511.0 14.165 - 7.08 m 83Y
489.9 0.055 511.0 14.165 - 7.08 m 83Y
489.9 0.008 469.137 546.13 I 2.1 s 99Zr
490.0 0.0008 818.514 1048.073 F 13.16 d 136Cs
490.1 0.0037 301.702 1357.78 IF 2.27 m 148Pr
490.2 0.0018 315.7 11.9242 C 14.80 h 76Kr
490.2 0.0011 74.9694 10.6 C 11.76 h 203Bi
490.24 0.00132 511.0 11.2224 C 39.80 m 73mSe
490.26 0.00126 340.08 40.1181 IT 1.18 d 151Pm
490.3 0.00063 112.1 68.8037 C 1.38 m 186Hg
490.3 0.0088 511.0 204.09 - 12.40 m 135Nd
490.33 0.0001144 13.0 911.205 N 6.15 h 228Ac
490.34 1.17E-6 27.4723 27.2017 IFT 33.60 d 129mTe
490.34 0.0016 811.77 88.9656 IF 15.19 d 156Eu
490.368 0.0216 293.266 36.0263 IFT 1.38 d 143Ce
490.4 0.0011 728.18 879.37 C 25.60 m 160Ho
490.4 0.0045 228.12 52.3889 C 2.65 m 166Lu
490.4 0.0006 728.18 879.37 C 5.02 h 160mHo
490.4 0.0019 117.718 186.32 I 4.015 s 147La
490.422 0.0042 7.42 78.75 F 2.65 d 172Tm
490.451 0.0192 1093.61 52.39 C 6.70 d 172Lu
490.47 9.100001E-2 960.7 422.12 C 3.53 h 202mPb
490.5 0.043 72.0 63.0 CF 1.55 h 230Ra
490.5 0.0014 27.37 12.7 T 42.20 m 227Ra
490.53 1.092E-5 739.5 181.068 IT 2.75 d 99Mo
490.6 0.00065 344.28 511.0 C 17.50 h 152Tb
490.6 0.00034 229.32 41.5422 C 1.59 d 147Gd
490.6 0.024 143.26 107.945 I 7.60 m 105Tc
490.7 0.0036 63.0005 8.91 C 57.00 m 183Ir
490.7 0.0033 511.0 286.5 C 1.61 h 75Br
490.76 0.0078 186.68 63.0005 CF 11.78 d 190Ir
490.76 0.0346 186.68 605.14 CF 3.20 h 190mRe
490.76 0.0032 220.948 586.03 I 3.15 m 89Kr
490.78 0.00108 116.8 255.68 I 12.44 m 151Nd
490.8 0.0017 8.22 13.3 T 22.30 m 233Th
490.8 0.0019 74.9694 10.6 C 1.80 h 201Bi
490.8 0.00062 316.74 218.23 I 13.52 m 146Ce
490.9 0.053 1114.3 1095.6 IF 2.10 h 127Sn
490.9 0.00015 211.475 798.79 I 14.33 s 143Ba
490.9 0.009 102.7 19.2792 I 21.2 s 107Tc
490.95 0.000224 52.3889 7.42 C 2.01 d 170Lu
491.0 5.27E-6 12.7 27.36 N 3.28E+4 y 231Pa
491.0 0.063 310.4 9.44 - 6.80 m 185mAu
491.0 0.0052 511.0 179.4 - 2.03 m 121mCs
491.15 0.00107 44.4816 43.7441 C 6.40 h 153Dy
491.2 0.085 467.7 521.1 I 33.3 s 81As
491.2 0.00039 206.5 511.0 C 1.05 h 174Ta
491.243 0.0285 388.633 666.331 CF 13.11 d 126I
491.27 0.0027 1383.93 953.31 I 2.71 h 92Sr
491.27 0.05 511.0 388.66 C 1.63 m 126Cs
491.28 0.007 66.832 9.44 C 17.65 h 193Au
491.3 0.9 1348.0 1564.0 IF 4.13 m 127mSn
491.3 0.024 2077.9 333.99 I 17.5 s 136Te
491.3 0.0 11.2224 103.01 IFT 57.28 m 81mSe
491.3 0.000061 50.7416 49.7726 C 1.26 h 164Yb
491.3 0.0 427.875 27.4723 IFT 2.76 y 125Sb
491.4 0.0007 191.92 590.91 IFT 14.61 m 101Mo
491.47 0.0146 218.59 296.53 I 39.68 s 139Xe
491.47 0.0034 218.59 296.53 I 39.68 s 139Xe
491.5 0.00031 55.7902 7.9 C 2.36 d 177Ta
491.5 0.00121 167.4 196.1 - 0.893 s 147Ba
491.591 0.027 327.428 14.6 T 10.50 h 245Pu
491.6 0.03 276.4 131.9 C 1.50 m 180Ir
491.64 0.0008 49.1277 48.2211 C 1.81 h 163Tm
491.64 0.0005 63.0005 8.91 C 1.73 d 188Ir
491.7 0.0018 638.05 511.0 C 3.48 h 150Tb
491.7 0.0038 326.83 426.14 I 1.33 m 109Rh
491.74 0.0127 63.0005 8.91 C 10.50 h 187Ir
491.82 4.131E-5 404.853 832.01 N 36.10 m 211Pb
491.9 0.0027 635.8 778.5 - 59.1 s 208Fr
491.9 0.0037 511.0 9.44 - 11.4 s 181Au
491.9 0.0006 728.18 879.37 C 5.02 h 160mHo
491.93 0.0008 253.42 323.89 I 1.286 s 93Kr
491.93 1.155E-5 27.81 459.6 IFT 1.16 h 129Te
492.0 0.0001 20.2161 20.0737 CF 8.47 h 101Pd
492.0 0.05 289.4 112.2 - 51.0 s 181Pt
492.0 0.0035 64.8956 9.18 C 2.35 h 187Pt
maybe more info than you asked for
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hope that helps sf