Observation details report
Detailed source parameters (including errors) in a comma-separated values file
Click on source number for detailed analysis, including spectral fits if applicable
data | idnum | idradec | telescope | instrument | x | y | cnts | cntserr | rate | rateerr | SNR | poisprob | sigmaj | sigmin | incang | offax | cnts_soft | cnts_hard | hr | hr_err | ext | var | N_H | flux | vign | flags | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Report | srcpi bgdpi arf rmf | 1 | X001121.41-285118.4 | xmm | mos2 | 276.704 | 285.32 | 340.837 | 44.8914 | 0.0247533 | 0.00326023 | 12.723 | 1 | 8.58617 | 8.58617 | 0 | 1.82304 | F | T | 0.988462 | 2.24393e-13 | 1 | dsbxf | ||||
Report | srcpi bgdpi arf rmf | 2 | X001121.54-285116.2 | xmm | mos1 | 276.294 | 285.839 | 247.355 | 44.0356 | 0.0182358 | 0.00324644 | 7.44726 | 1 | 8.55884 | 8.55884 | 0 | 1.81656 | F | T | 0.988479 | 1.66303e-13 | 1 | dscxf | ||||
Report | srcpi bgdpi arf | 1 | X001123.35-285206.6 | xmm | pn | 270.838 | 272.032 | 247.216 | 21.4416 | 0.0260185 | 0.00225664 | 6.27111 | 1 | 10.875 | 10.875 | 0 | 2.76914 | F | T | 0.99331 | 7.24096e-14 | 1 | dpbcx | ||||
Report | srcpi bgdpi arf rmf | 2 | X001121.56-285116.6 | xmm | pn | 276.24 | 285.741 | 900.491 | 71.6912 | 0.0818467 | 0.00651609 | 22.8426 | 1 | 9.50077 | 9.50077 | 0 | 1.84713 | F | T | 0.989019 | 2.12836e-13 | 1 | dscxf | ||||
Report | srcpi bgdpi arf rmf | 1 | X001120.89-285120.9 | xmm | mos1 | 278.251 | 284.749 | 121.61 | 36.4003 | 0.00896545 | 0.00268354 | 3.66138 | 0.999837 | 14.6795 | 14.6795 | 0 | 2.23123 | T | T | 0.990966 | 8.14776e-14 | 1 | dbcsx | ||||
Report | srcpi bgdpi arf | 5 | X001123.28-285052.1 | xmm | mos1 | 271.032 | 291.03 | 231.013 | 25.6698 | 0.0135595 | 0.00150671 | 6.95525 | 1 | 10.875 | 10.875 | 0 | 2.05811 | F | T | 0.996199 | 1.2868e-13 | 1 | dcx | ||||
Report | srcpi bgdpi arf | 22 | X001123.44-285155.5 | xmm | mos2 | 270.57 | 276.074 | 201.624 | 21.6764 | 0.0135053 | 0.00145194 | 7.52635 | 1 | 10.875 | 10.875 | 0 | 2.59049 | F | T | 0.994099 | 1.40631e-13 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 17 | X001124.30-285119.7 | xmm | mos2 | 267.969 | 285.208 | 190.019 | 21.1783 | 0.0126032 | 0.00140468 | 7.09313 | 1 | 10.875 | 10.875 | 0 | 2.40815 | F | T | 0.998706 | 1.25635e-13 | 1 | dbpx | ||||
Report | srcpi bgdpi arf rmf | 3 | X001121.41-285115.4 | xmm | mos1 | 276.689 | 286.025 | 134.059 | 42.3985 | 0.00988325 | 0.00312575 | 4.03619 | 0.999964 | 6.0104 | 6.0104 | 0 | 1.55206 | F | T | 0.979862 | 1.09319e-13 | 1 | dsbcx | ||||
Report | srcpi bgdpi arf | 11 | X001122.86-285029.1 | xmm | mos2 | 272.311 | 296.99 | 175.097 | 20.2916 | 0.0111367 | 0.0012906 | 6.53613 | 1 | 10.875 | 10.875 | 0 | 1.89701 | F | T | 0.995624 | 1.07586e-13 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 13 | X001120.22-285045.0 | xmm | mos2 | 280.293 | 292.777 | 173.123 | 22.9131 | 0.0103789 | 0.00137366 | 6.46244 | 1 | 10.875 | 10.875 | 0 | 1.37793 | T | T | 0.985429 | 1.11201e-13 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 10 | X001120.11-285009.0 | xmm | mos2 | 280.623 | 300.619 | 156.715 | 19.4471 | 0.0102259 | 0.00126895 | 5.84995 | 1 | 10.875 | 10.875 | 0 | 1.30115 | T | T | 0.986522 | 1.13747e-13 | 1 | dx | ||||
Report | srcpi bgdpi arf | 6 | X001120.15-285033.5 | xmm | mos1 | 280.483 | 294.958 | 140.918 | 21.8514 | 0.00836949 | 0.00129781 | 4.24271 | 0.999985 | 10.875 | 10.875 | 0 | 1.32585 | T | T | 0.985679 | 7.9887e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf rmf | 11 | X001124.13-284946.6 | xmm | mos1 | 268.48 | 306.44 | 108.472 | 35.543 | 0.00799692 | 0.00262035 | 3.26583 | 0.999347 | 14.2738 | 14.2738 | 0 | 1.88892 | T | T | 0.996206 | 7.38723e-14 | 1 | dcsx | ||||
Report | srcpi bgdpi arf | 10 | X001120.81-285204.4 | xmm | mos1 | 278.513 | 276.074 | 126.373 | 22.2034 | 0.00758852 | 0.00133328 | 3.80479 | 0.999907 | 10.875 | 10.875 | 0 | 2.17142 | F | T | 0.984239 | 7.31593e-14 | 1 | dcx | ||||
Report | srcpi bgdpi arf | 24 | X001125.95-283749.2 | xmm | mos2 | 262.906 | 471.07 | 127.88 | 15.3162 | 0.00742624 | 0.000889437 | 4.7736 | 0.999998 | 10.875 | 10.875 | 0 | 12.7782 | F | F | 1.03592 | 1.82308e-13 | 1 | dx | ||||
Report | srcpi bgdpi arf | 3 | X001022.12-285031.2 | xmm | pn | 455.761 | 296.02 | 111.242 | 14.8258 | 0.00711532 | 0.000948295 | 2.82186 | 0.997432 | 10.875 | 10.875 | 0 | 11.4073 | F | T | 0.776258 | 5.09767e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 23 | X001121.51-285223.3 | xmm | mos2 | 276.379 | 270.376 | 108.68 | 19.3002 | 0.0067259 | 0.00119444 | 4.05686 | 0.999964 | 10.875 | 10.875 | 0 | 2.58773 | F | T | 0.98599 | 6.49876e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 9 | X001118.66-285154.6 | xmm | mos1 | 285.004 | 277.191 | 102.978 | 20.3634 | 0.00621418 | 0.00122882 | 3.10043 | 0.998925 | 10.875 | 10.875 | 0 | 1.82238 | F | T | 0.976899 | 6.02652e-14 | 1 | dcx | ||||
Report | srcpi bgdpi arf | 14 | X001117.25-285052.0 | xmm | mos2 | 289.263 | 290.044 | 95.1276 | 19.2146 | 0.00559604 | 0.00113033 | 3.55098 | 0.999742 | 10.875 | 10.875 | 0 | 0.901478 | T | T | 0.974424 | 5.98598e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 8 | X001116.61-285124.5 | xmm | mos1 | 291.188 | 284.084 | 83.9541 | 18.8049 | 0.0050958 | 0.00114141 | 2.52765 | 0.994 | 10.875 | 10.875 | 0 | 1.16578 | T | T | 0.97077 | 4.96131e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf rmf | 14 | X001124.28-284929.6 | xmm | mos1 | 268.002 | 310.345 | 117.627 | 25.2617 | 0.00867183 | 0.00186237 | 3.54146 | 0.999746 | 15.4725 | 8.61203 | 68.724 | 2.28417 | T | T | 1.00232 | 9.44635e-14 | 1 | dbscx | ||||
Report | srcpi bgdpi arf | 18 | X001126.66-285132.7 | xmm | mos2 | 260.835 | 281.923 | 80.1902 | 17.6231 | 0.00495515 | 0.00108897 | 2.99339 | 0.998326 | 10.875 | 10.875 | 0 | 2.97744 | F | T | 1.00669 | 4.73518e-14 | 1 | dcx | ||||
Report | srcpi bgdpi arf | 19 | X001125.09-285244.9 | xmm | mos2 | 265.593 | 264.801 | 68.0891 | 15.1027 | 0.00495472 | 0.00109899 | 2.54167 | 0.993795 | 10.875 | 10.875 | 0 | 3.40833 | F | T | 0.997952 | 5.67067e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 5 | X001123.54-284925.8 | xmm | mos2 | 270.25 | 310.929 | 80.7687 | 17.2419 | 0.00486486 | 0.00103851 | 3.01498 | 0.99851 | 10.875 | 10.875 | 0 | 2.23528 | F | T | 1.00069 | 4.51828e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 12 | X001126.98-285042.4 | xmm | mos2 | 259.858 | 293.896 | 79.968 | 17.259 | 0.00485738 | 0.00104834 | 2.9851 | 0.998326 | 10.875 | 10.875 | 0 | 2.81625 | F | T | 1.00995 | 4.57969e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 12 | X001107.15-285016.2 | xmm | mos1 | 319.755 | 299.636 | 94.0229 | 21.8874 | 0.00693166 | 0.00161361 | 2.8308 | 0.997488 | 12.1803 | 12.1803 | 0 | 1.59479 | F | T | 0.938521 | 7.29631e-14 | 1 | dsx | ||||
Report | srcpi bgdpi arf | 16 | X001113.51-285128.2 | xmm | mos2 | 300.559 | 283.091 | 87.4422 | 29.8707 | 0.00635048 | 0.00216935 | 3.2641 | 0.999362 | 12.1674 | 12.1674 | 0 | 1.20286 | F | T | 0.963397 | 5.94727e-14 | 1 | dsx | ||||
Report | srcpi bgdpi arf | 17 | X001125.11-284915.5 | xmm | mos1 | 265.5 | 313.827 | 75.3779 | 15.462 | 0.00471904 | 0.000968003 | 2.26945 | 0.987693 | 10.875 | 10.875 | 0 | 2.63573 | F | T | 1.00679 | 4.70915e-14 | 1 | dcbx | ||||
Report | srcpi bgdpi arf | 6 | X001117.93-284947.5 | xmm | mos2 | 287.183 | 305.474 | 78.8439 | 17.3954 | 0.00470657 | 0.00103841 | 2.94314 | 0.998121 | 10.875 | 10.875 | 0 | 0.962272 | T | T | 0.979565 | 5.01008e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 4 | X001155.57-290205.4 | xmm | pn | 173.741 | 136.629 | 72.6323 | 12.7873 | 0.00464576 | 0.000817907 | 1.84246 | 0.966221 | 10.875 | 10.875 | 0 | 14.8104 | F | F | 1.08215 | 4.01429e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 5 | X001034.90-284454.1 | xmm | pn | 417.262 | 373.321 | 104.694 | 14.528 | 0.0066965 | 0.000929251 | 2.65576 | 0.995665 | 10.875 | 10.875 | 0 | 10.1829 | F | T | 0.835516 | 4.32682e-14 | 1 | dpx | ||||
Report | srcpi bgdpi arf rmf | 6 | X001122.87-284956.7 | xmm | pn | 272.286 | 304.115 | 684.287 | 56.9262 | 0.0621956 | 0.00517409 | 17.3582 | 1 | 30.2946 | 30.2946 | 0 | 1.76253 | T | T | 0.993924 | 1.31353e-13 | 1 | dbcsx | ||||
Report | srcpi bgdpi arf rmf | 7 | X001126.22-285023.4 | xmm | pn | 262.145 | 297.973 | 239.055 | 46.2912 | 0.021728 | 0.00420747 | 6.06408 | 1 | 15.6303 | 15.6303 | 0 | 2.13001 | T | T | 1.00021 | 4.85455e-14 | 1 | dcbsx | ||||
Report | srcpi bgdpi arf | 8 | X001126.89-285058.2 | xmm | pn | 260.132 | 289.94 | 278.607 | 29.3701 | 0.0207686 | 0.00218938 | 7.06739 | 1 | 10.875 | 10.875 | 0 | 2.84463 | F | T | 1.00897 | 4.9728e-14 | 1 | dbcx | ||||
Report | srcpi bgdpi arf | 9 | X001127.69-285132.5 | xmm | pn | 257.73 | 278.069 | 108.075 | 22.1757 | 0.00691278 | 0.00141842 | 2.74153 | 0.996776 | 10.875 | 10.875 | 0 | 3.30005 | F | T | 1.0104 | 1.7786e-14 | 1 | dcbx | ||||
Report | srcpi bgdpi arf | 10 | X001118.09-285155.2 | xmm | pn | 286.726 | 277.284 | 263.658 | 27.7804 | 0.0207296 | 0.00218418 | 6.68817 | 1 | 10.875 | 10.875 | 0 | 1.75292 | F | T | 0.974816 | 5.30442e-14 | 1 | dcbx | ||||
Report | srcpi bgdpi arf | 11 | X001125.79-285148.7 | xmm | pn | 263.448 | 276.237 | 198.122 | 20.5677 | 0.0213989 | 0.00222149 | 5.02575 | 1 | 10.875 | 10.875 | 0 | 3.00422 | F | T | 1.00289 | 5.84729e-14 | 1 | dbcx | ||||
Report | srcpi bgdpi arf | 13 | X001120.94-285215.7 | xmm | pn | 278.096 | 270.189 | 221.842 | 22.0155 | 0.0229564 | 0.00227818 | 5.62744 | 1 | 10.875 | 10.875 | 0 | 2.52366 | F | T | 0.984259 | 6.15261e-14 | 1 | dcbx | ||||
Report | srcpi bgdpi arf | 14 | X001041.53-285759.6 | xmm | pn | 397.016 | 193.098 | 86.1346 | 13.7263 | 0.0055094 | 0.000877971 | 2.18497 | 0.985268 | 10.875 | 10.875 | 0 | 10.4597 | F | T | 0.827419 | 3.43208e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 15 | X001026.98-284305.2 | xmm | pn | 441.27 | 398.536 | 78.3193 | 12.0947 | 0.00500951 | 0.000773612 | 1.98672 | 0.976022 | 10.875 | 10.875 | 0 | 12.6452 | F | F | 0.810833 | 4.93273e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 17 | X001115.74-284854.5 | xmm | pn | 293.804 | 318.361 | 82.7981 | 18.8516 | 0.00646736 | 0.0014725 | 2.10033 | 0.981123 | 10.875 | 10.875 | 0 | 1.48307 | T | T | 0.973809 | 1.86318e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 18 | X001123.73-284902.2 | xmm | pn | 269.67 | 316.612 | 92.4364 | 19.6815 | 0.00696734 | 0.00148348 | 2.34482 | 0.990006 | 10.875 | 10.875 | 0 | 2.46696 | F | T | 1.00235 | 1.69058e-14 | 1 | dpcx | ||||
Report | srcpi bgdpi arf | 20 | X001120.40-284922.9 | xmm | pn | 279.726 | 311.906 | 94.2638 | 20.617 | 0.00706523 | 0.00154528 | 2.39118 | 0.991257 | 10.875 | 10.875 | 0 | 1.67147 | F | T | 0.989483 | 1.70833e-14 | 1 | dbcx | ||||
Report | srcpi bgdpi arf rmf | 21 | X001122.80-284922.7 | xmm | pn | 272.5 | 311.929 | 210.273 | 37.1049 | 0.019112 | 0.00337251 | 5.33397 | 1 | 15.3241 | 15.3241 | 0 | 2.16004 | T | T | 0.999287 | 4.3463e-14 | 1 | dscx | ||||
Report | srcpi bgdpi arf | 22 | X001140.36-284926.1 | xmm | pn | 219.444 | 310.847 | 89.6825 | 15.8329 | 0.00763442 | 0.00134781 | 2.27497 | 0.987836 | 10.875 | 10.875 | 0 | 5.79725 | F | T | 1.06139 | 2.35434e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 23 | X001126.52-284942.0 | xmm | pn | 261.249 | 306.802 | 105.461 | 21.272 | 0.00784154 | 0.00158167 | 2.67523 | 0.995971 | 10.875 | 10.875 | 0 | 2.76346 | F | T | 1.01078 | 1.86707e-14 | 1 | dbcx | ||||
Report | srcpi bgdpi arf | 24 | X001119.74-284950.7 | xmm | pn | 281.736 | 305.853 | 195.823 | 25.6638 | 0.0145328 | 0.00190461 | 4.96743 | 0.999999 | 10.875 | 10.875 | 0 | 1.3248 | T | F | 0.985945 | 3.48731e-14 | 1 | dcbx | ||||
Report | srcpi bgdpi arf rmf | 25 | X001129.31-284950.7 | xmm | pn | 252.809 | 305.492 | 133.06 | 46.367 | 0.012094 | 0.00421436 | 3.37532 | 0.999585 | 15.6411 | 15.6411 | 0 | 3.43166 | T | F | 1.02218 | 3.03119e-14 | 1 | dscx | ||||
Report | srcpi bgdpi arf | 26 | X001118.09-284959.7 | xmm | pn | 286.717 | 303.951 | 139.929 | 23.638 | 0.0104557 | 0.00176628 | 3.54955 | 0.999759 | 10.875 | 10.875 | 0 | 0.939062 | T | T | 0.979623 | 2.53371e-14 | 1 | dbcx | ||||
Report | srcpi bgdpi arf | 27 | X001126.58-285010.2 | xmm | pn | 261.079 | 301.011 | 74.7745 | 42.078 | 0.00679634 | 0.00382451 | 1.8968 | 0.969803 | 8.93375 | 8.93375 | 0 | 2.78395 | F | F | 1.01093 | 1.67387e-14 | 1 | dcsx | ||||
Report | srcpi bgdpi arf | 21 | X001126.52-285157.9 | xmm | mos2 | 261.269 | 276.03 | 72.5127 | 17.1113 | 0.00459707 | 0.0010848 | 2.7068 | 0.996332 | 10.875 | 10.875 | 0 | 3.14647 | F | T | 1.00511 | 4.49514e-14 | 1 | dbcpx | ||||
Report | srcpi bgdpi arf rmf | 20 | X001117.13-285159.1 | xmm | mos2 | 289.618 | 275.977 | 105.834 | 32.3891 | 0.00768615 | 0.00235225 | 3.95064 | 0.999945 | 14.4175 | 14.4175 | 0 | 1.56032 | T | T | 0.969177 | 7.06955e-14 | 1 | dbsx | ||||
Report | srcpi bgdpi arf | 29 | X001114.48-285016.9 | xmm | pn | 297.621 | 299.319 | 102.906 | 20.7045 | 0.007904 | 0.00159028 | 2.61039 | 0.99499 | 10.875 | 10.875 | 0 | 0.0871526 | T | T | 0.965883 | 1.97958e-14 | 1 | dbx | ||||
Report | srcpi bgdpi arf | 33 | X001042.55-285112.7 | xmm | pn | 394.067 | 286.594 | 68.6349 | 29.5163 | 0.0062383 | 0.00268277 | 1.74105 | 0.958003 | 12.4758 | 12.4758 | 0 | 7.04707 | F | F | 0.847234 | 2.83762e-14 | 1 | dsx | ||||
Report | srcpi bgdpi arf | 34 | X001136.11-285112.1 | xmm | pn | 232.299 | 286.881 | 111.175 | 18.286 | 0.00941651 | 0.00154882 | 2.82016 | 0.997432 | 10.875 | 10.875 | 0 | 4.86762 | F | F | 1.04163 | 2.81095e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 36 | X001116.12-285150.8 | xmm | pn | 292.677 | 278.971 | 149.936 | 25.1604 | 0.0116594 | 0.00195654 | 3.8034 | 0.999907 | 10.875 | 10.875 | 0 | 1.47178 | T | T | 0.967892 | 3.3288e-14 | 1 | dpcx | ||||
Report | srcpi bgdpi arf | 37 | X001119.34-285223.4 | xmm | pn | 282.927 | 268.427 | 129.536 | 18.6277 | 0.0140033 | 0.00201371 | 3.28593 | 0.99941 | 10.875 | 10.875 | 0 | 2.44913 | F | F | 0.978162 | 4.27521e-14 | 1 | dcbx | ||||
Report | srcpi bgdpi arf | 38 | X001143.65-285241.3 | xmm | pn | 209.548 | 266.228 | 81.93 | 22.7877 | 0.00744671 | 0.0020712 | 2.07831 | 0.979944 | 8.49953 | 8.49953 | 0 | 6.82088 | F | F | 1.06456 | 2.50502e-14 | 1 | dsx | ||||
Report | srcpi bgdpi arf | 39 | X001047.97-285307.5 | xmm | pn | 377.672 | 260.208 | 73.4956 | 20.2082 | 0.0066801 | 0.00183675 | 1.86435 | 0.968053 | 5.18078 | 5.18078 | 0 | 6.37609 | F | F | 0.863192 | 3.45591e-14 | 1 | dsx | ||||
Report | srcpi bgdpi arf | 41 | X001138.31-285745.5 | xmm | pn | 225.723 | 196.108 | 80.5881 | 13.9414 | 0.0100418 | 0.00173719 | 2.04427 | 0.978702 | 10.875 | 10.875 | 0 | 9.10112 | F | F | 1.03233 | 4.1967e-14 | 1 | dx | ||||
Report | srcpi bgdpi arf | 42 | X001100.07-284139.6 | xmm | pn | 341.208 | 418.356 | 109.247 | 15.5888 | 0.00698775 | 0.000997102 | 2.77126 | 0.99701 | 10.875 | 10.875 | 0 | 9.23058 | F | F | 0.933839 | 3.62303e-14 | 1 | dx |
counts and rate are bgd.-subtracted, based on simple spatial fitting (if done) or extracted counts from aperture otherwise (N.B., in either case aperture counts are given csv file).
cntserr, rateerr = Error on (source) counts and count rate, based on error in total counts
SNR = signal-to-noise ratio, computed using Nsrc/sqrt(Nbgd)
poisprob = Poisson probability of observing total counts given bgd. counts
sigmaj, sigmin = source extent (from detection output or spatial fitting) in units of arcsecs.
incang = position angle of source (inclination from x-axis)
cnts_soft = bgd.-subtracted counts in soft band (0.50 - 2.00 KeV, always taken directly from source aperture rather than model fitting)
cnts_hard = bgd.-subtracted counts in hard band (2.00 - 10.00 KeV, always taken directly from source aperture rather than model fitting)
hr, hr_err = hardness ratio ([cnts_hard-cnts_soft]/[cnts_hard+cnts_soft]) and error
ext = source extension flag: F = false (not extended), A = true (extended), A = asymetric (ratio of sigmaj/sigmin > 1 + x, where x = 0.5 by default)
var = variability flag: U = unknown, F = false (is not variable), T = true
N_H = Galactic column density as determined from LHEASOFT nh program
flux = flux determined from count rate using pimms (in the 0.30-8.00 keV bandpass for a power-law model with ph. index = 1.8)
vign = vignetting correction
Flags: d = detection parameters, s = simple spatial fitting parameters,
b = simple spatial fitting failed, p = poor simple spatial fit, x = extracted events parameters, t = temporal anaylsis parameters,
i = psf spatial fitting parameters, f = spectral fitting parameters,
c = source is confused, u = user-defined source, v = detected source coincident with user-defined source, r = source is in region-of-interest