Table A.1.
Periodicity candidates
4FGL | RA(J2000) | Dec(J2000) | Association | Type | Redshift | Period (yr) | Local | Global |
---|---|---|---|---|---|---|---|---|
Source Name | Name | Significance | Significance | |||||
J0137.0+4751* | 24.260 | 47.864 | OC 457 | fsrq | 0.859 | 1.79 ±0.22 | 4.8σ | 3.3σ |
J0407.0−3826 | 61.763 | -38.439 | PKS 0405−385 | fsrq | 1.285 | 3.01 ±0.43 | 4.8σ | 3.3σ |
J0428.6−3756 | 67.173 | -37.94 | PKS 0426−380 | bll | 1.110 | 3.51 ±0.49 | 4.8σ | 3.3σ |
J0457.0−2324 | 74.261 | -23.415 | PKS 0454−234 | fsrq | 1.003 | 3.57 ±0.43 | 4.8σ | 3.3σ |
J0501.2−0158 | 75.302 | -1.975 | S3 0458−02 | fsrq | 2.291 | 1.00 ±0.04 | 4.8σ | 3.3σ |
J0521.7+2112 | 80.445 | 21.213 | TXS 0518+211 | bll | 0.108 | 2.83 ±0.38 | 4.8σ | 3.3σ |
J0526.2−4830* | 81.571 | -48.515 | PKS 0524−485 | fsrq | 1.300 | 2.07 ±0.20 | 4.8σ | 3.3σ |
J0811.4+0146 | 122.861 | 1.776 | OJ 014 | bll | 1.148 | 4.65 ±0.89 | 4.8σ | 3.3σ |
J1007.6−3332* | 151.912 | -33.543 | PKS 1005−333 | fsrq | 1.837 | 2.61 ±0.34 | 4.8σ | 3.3σ |
J1048.4+7143 | 162.107 | 71.730 | S5 1044+71 | fsrq | 1.150 | 3.05 ±0.44 | 4.8σ | 3.3σ |
J1146.9+3958 | 176.740 | 39.978 | S4 1144+40 | fsrq | 1.089 | 3.31 ±0.50 | 4.8σ | 3.3σ |
J1522.1+3144 | 230.545 | 31.740 | B2 1520+31 | fsrq | 1.489 | 3.37 ±0.56 | 4.8σ | 3.3σ |
J1532.7−1319* | 233.197 | -13.326 | TXS 1530−131 | bcu | - | 1.37 ±0.07 | 4.8σ | 3.3σ |
J1555.7+1111 | 238.931 | 11.188 | PG 1553+113 | bll | 0.433 | 2.15 ±0.16 | 4.8σ | 3.3σ |
J1637.7+4717* | 249.434 | 47.291 | 4C +47.44 | fsrq | 0.735 | 3.17 ±0.58 | 4.8σ | 3.3σ |
J1657.7+4808* | 254.438 | 48.137 | 4C +48.41 | fsrq | 1.669 | 1.47 ±0.08 | 4.8σ | 3.3σ |
J1913.0−8009* | 288.27 | -80.157 | PKS 1903−80 | fsrq | 1.756 | 2.41 ±0.22 | 4.8σ | 3.3σ |
J2201.5−8339* | 330.379 | -83.663 | PKS 2155−83 | fsrq | 1.865 | 4.73 ±0.94 | 4.8σ | 3.3σ |
J2139.4−4235* | 324.855 | -42.590 | MH 2136−428 | bll | - | 1.81 ±0.18 | 4.8σ | 3.3σ |
J0222.6+4302* | 35.670 | 43.036 | 3C 66A | bll | 0.444 | 2.31 ±0.20 | 4.6σ | 3.1σ |
J1312.8−0425* | 198.217 | -4.420 | PKS B1310−041 | fsrq | 0.825 | 2.37 ±0.22 | 4.6σ | 3.1σ |
J0721.9+7120 | 110.488 | 71.340 | S5 0716+71 | bll | 0.127 | 2.85 ±0.33 | 4.5σ | 3.0σ |
J0210.7−5101 | 32.695 | -51.022 | PKS 0208−512 | fsrq | 1.003 | 2.47 ±0.26 | 4.5σ | 3.0σ |
J2158.8−3013 | 329.714 | -30.225 | PKS 2155−304 | bll | 0.116 | 1.65 ±0.10 | 4.5σ | 3.0σ |
J1427.0+2348* | 216.756 | 23.801 | PKS 1424+240 | bll | 0.604 | 1.53 ±0.09 | 4.5σ | 3.0σ |
J1454.4+5124 | 223.625 | 51.409 | TXS 1452+516 | bll | - | 2.07 ±0.20 | 4.2σ | 2.5σ |
J2012.0+4629* | 303.020 | 46.488 | 7C 2010+4619 | bll | - | 3.23 ±0.46 | 4.2σ | 2.5σ |
J2202.7+4216 | 330.695 | 42.282 | BL Lac | bll | 0.069 | 2.05 ±0.15 | 4.1σ | 2.3σ |
J2236.3+2828* | 339.096 | 28.483 | B2 2234+28A | fsrq | 0.790 | 2.19 ±0.15 | 4.1σ | 2.3σ |
J0043.8+3425 | 10.972 | 34.432 | GB6 J0043+3426 | fsrq | 0.966 | 1.95 ±0.16 | 4.1σ | 2.3σ |
J0112.1+2245* | 18.029 | 22.751 | S2 0109+22 | bll | 0.27 | 2.65 ±0.31 | 4.1σ | 2.3σ |
J0948.9+0022 | 147.244 | 0.372 | PMN J0948+0022 | nlsy1 | 0.585 | 1.39 ±0.15 | 4.0σ | 2.2σ |
J0449.4−4350 | 72.358 | -43.835 | PKS 0447−439 | bll | 0.205 | 1.89 ±0.25 | 4.0σ | 2.2σ |
J0427.3−3900* | 66.826 | -39.01 | PMN J0427−3900 | bcu | - | 2.79 ±0.31 | 3.9σ | 2.0σ |
J1321.1+2216* | 200.296 | 22.281 | TXS 1318+225 | fsrq | 0.943 | 1.21 ±0.06 | 3.8σ | 1.8σ |
J1223.8+8039* | 185.971 | 80.660 | S5 1221+80 | bll | - | 2.67 ±0.27 | 3.5σ | 1.2σ |
J0303.4−2407 | 45.862 | -24.122 | PKS 0301−243 | bll | 0.266 | 2.05 ±0.18 | 3.3σ | 1.0σ |
J1723.6−7714* | 260.922 | -77.238 | PKS 1716−771 | bcu | - | 2.27 ±0.20 | 2.9σ | <1.0σ |
J1427.6−3305* | 216.913 | -33.094 | PKS 1424−328 | bll | - | 1.27 ±0.08 | 2.9σ | <1.0σ |
J1222.5+0414* | 185.627 | 4.239 | 4C +04.42 | fsrq | 0.964 | 2.21 ±0.19 | 2.7σ | <1.0σ |
J0252.8−2219 | 43.201 | -22.320 | PKS 0250−225 | fsrq | 1.419 | 1.21 ±0.08 | 2.7σ | <1.0σ |
J1253.2+5301* | 193.307 | 53.017 | S4 1250+53 | bll | - | 2.31±0.21 | 2.6σ | <1.0σ |
J1512.8−0906 | 228.215 | -9.106 | PKS 1510−089 | fsrq | 0.360 | 1.67 ±0.13 | 2.5σ | <1.0σ |
J0405.6−1308* | 61.419 | -13.144 | PKS 0403−13 | fsrq | 0.571 | 1.69 ±0.12 | 2.3σ | <1.0σ |
J0719.3+3307* | 109.840 | 33.123 | B2 0716+33 | fsrq | 0.779 | 2.29 ±0.18 | 2.2σ | <1.0σ |
J1033.1+4115* | 158.275 | 41.262 | S4 1030+41 | fsrq | 1.117 | 2.29 ±0.21 | 2.0σ | <1.0σ |
Notes. Periodicity candidates with a local significance ≥ 2σ, sorted from largest to smallest. We use the 4FGL-DR2 catalog for the coordinate and redshift. The redshift of PG 1553+113 was taken from Johnson et al. (2019) and Dorigo Jones et al. (2022). The ‘*’ denotes blazars without previous evidence of periodicity in γ-rays.
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