Complement to IX/50
Details of the 2 detections of 3XMM-DR6 #200851101010022
(See Detailed column explanations)
| Parameter | #1 | #2 | Unit |
| DETID | 103057801010022 | 100851101010022 | |
| SRCID | 200851101010022 | |
| DR3SRCID | 29516 | |
| DR3DETID | 37552 | — | |
| DR3DETDIST | 0.696 | — | arcsec |
| DR3SRCDIST | 0.790 | arcsec |
| DR3MULT | 4 | |
| DR4SRCID | 47555 | |
| DR4DETID | 88258 | 88259 | |
| DR4DETDIST | 0.000 | arcsec |
| DR4SRCDIST | 0.000 | arcsec |
| DR4MULT | 2 | |
| IAUNAME | 3XMM J031921.3+412927 | |
| SRC_NUM | 22 | |
| OBS_ID | 0305780101 | 0085110101 | |
| REVOLUT | 1125 | 0210 | orbit |
| MJD_START | 53764.79888 | 51939.65609 | d |
| MJD_STOP | 53766.20110 | 51940.25025 | d |
| OBS_CLASS | 5 | |
| PN_FILTER | Medium | Thin1 | |
| M1_FILTER | Medium | Thin1 | |
| M2_FILTER | Medium | Thin1 | |
| PN_SUBMODE | PrimeFullWindowExtended | PrimeFullWindow | |
| M1_SUBMODE | PrimeFullWindow | |
| M2_SUBMODE | PrimeFullWindow | |
| RA | 49.83898 | 49.83906 | deg |
| DEC | 41.49069 | 41.49127 | deg |
| POSERR | 0.788 | 0.962 | arcsec |
| LII | 150.51585 | 150.51597 | deg |
| BII | -13.32477 | -13.32467 | deg |
| RADEC_ERR | 0.391 | 0.673 | arcsec |
| SYSERRCC | 0.684 | 0.688 | arcsec |
| REFCAT | 1 | 3 | |
| POSCOROK | T | |
| RA_UNC | 49.83891 | 49.83910 | deg |
| DEC_UNC | 41.49079 | 41.49081 | deg |
| CCDPN | 5 | |
| PN_RAWX | 29 | 27 | |
| PN_RAWY | 184 | 180 | |
| CCDM1 | 1 | |
| M1_RAWX | 291 | 276 | |
| M1_RAWY | 567 | 576 | |
| CCDM2 | 1 | |
| M2_RAWX | 26 | 17 | |
| M2_RAWY | 280 | 265 | |
| EP_1_FLUX | 8.0708e-16 | 2.8547e-15 | erg/cm2/s |
| EP_1_FLUX_ERR | 4.02e-16 | 7.21e-16 | erg/cm2/s |
| EP_2_FLUX | 1.8154e-14 | 2.2974e-14 | erg/cm2/s |
| EP_2_FLUX_ERR | 9.60e-16 | 1.71e-15 | erg/cm2/s |
| EP_3_FLUX | 1.0118e-14 | 1.4268e-14 | erg/cm2/s |
| EP_3_FLUX_ERR | 1.20e-15 | 2.11e-15 | erg/cm2/s |
| EP_4_FLUX | 2.3858e-15 | 5.4712e-15 | erg/cm2/s |
| EP_4_FLUX_ERR | 1.73e-15 | 3.09e-15 | erg/cm2/s |
| EP_5_FLUX | 6.2648e-15 | 4.1621e-15 | erg/cm2/s |
| EP_5_FLUX_ERR | 4.78e-15 | 6.81e-15 | erg/cm2/s |
| EP_8_FLUX | 4.2146e-14 | 5.7926e-14 | erg/cm2/s |
| EP_8_FLUX_ERR | 5.45e-15 | 9.07e-15 | erg/cm2/s |
| EP_9_FLUX | 6.1928e-14 | 4.8106e-14 | erg/cm2/s |
| EP_9_FLUX_ERR | 2.62e-15 | 4.20e-15 | erg/cm2/s |
| PN_1_FLUX | 6.4130e-16 | 2.5876e-15 | erg/cm2/s |
| PN_1_FLUX_ERR | 4.95e-16 | 9.77e-16 | erg/cm2/s |
| PN_2_FLUX | 1.5451e-14 | 2.4991e-14 | erg/cm2/s |
| PN_2_FLUX_ERR | 1.19e-15 | 2.44e-15 | erg/cm2/s |
| PN_3_FLUX | 9.4986e-15 | 1.2477e-14 | erg/cm2/s |
| PN_3_FLUX_ERR | 1.67e-15 | 3.36e-15 | erg/cm2/s |
| PN_4_FLUX | 2.6878e-15 | 1.4583e-14 | erg/cm2/s |
| PN_4_FLUX_ERR | 3.03e-15 | 6.88e-15 | erg/cm2/s |
| PN_5_FLUX | 1.7733e-14 | 0.0000e+00 | erg/cm2/s |
| PN_5_FLUX_ERR | 8.81e-15 | 7.70e-15 | erg/cm2/s |
| PN_8_FLUX | 4.6011e-14 | 5.4639e-14 | erg/cm2/s |
| PN_8_FLUX_ERR | 9.55245e-15 | 1.11672e-14 | erg/cm2/s |
| PN_9_FLUX | 5.8894e-14 | 6.4618e-14 | erg/cm2/s |
| PN_9_FLUX_ERR | 3.57e-15 | 6.74e-15 | erg/cm2/s |
| M1_1_FLUX | 1.2763e-15 | 4.1698e-15 | erg/cm2/s |
| M1_1_FLUX_ERR | 1.01e-15 | 1.59e-15 | erg/cm2/s |
| M1_2_FLUX | 2.2863e-14 | 1.7535e-14 | erg/cm2/s |
| M1_2_FLUX_ERR | 2.30e-15 | 3.22e-15 | erg/cm2/s |
| M1_3_FLUX | 1.0738e-14 | 1.5247e-14 | erg/cm2/s |
| M1_3_FLUX_ERR | 2.43e-15 | 3.83e-15 | erg/cm2/s |
| M1_4_FLUX | 8.3752e-15 | 9.1849e-15 | erg/cm2/s |
| M1_4_FLUX_ERR | 4.64e-15 | 7.04e-15 | erg/cm2/s |
| M1_5_FLUX | 0.0000e+00 | 2.5835e-14 | erg/cm2/s |
| M1_5_FLUX_ERR | 8.88e-15 | 2.26e-14 | erg/cm2/s |
| M1_8_FLUX | 4.3252e-14 | 7.1972e-14 | erg/cm2/s |
| M1_8_FLUX_ERR | 1.06e-14 | 2.42e-14 | erg/cm2/s |
| M1_9_FLUX | 7.5256e-14 | 3.5929e-14 | erg/cm2/s |
| M1_9_FLUX_ERR | 5.63e-15 | 7.47e-15 | erg/cm2/s |
| M2_1_FLUX | 9.9996e-16 | 2.3515e-15 | erg/cm2/s |
| M2_1_FLUX_ERR | 9.37e-16 | 1.45e-15 | erg/cm2/s |
| M2_2_FLUX | 2.3372e-14 | 2.5385e-14 | erg/cm2/s |
| M2_2_FLUX_ERR | 2.27e-15 | 3.59e-15 | erg/cm2/s |
| M2_3_FLUX | 1.0828e-14 | 1.5628e-14 | erg/cm2/s |
| M2_3_FLUX_ERR | 2.48e-15 | 3.85e-15 | erg/cm2/s |
| M2_4_FLUX | 6.3105e-16 | 1.2297e-15 | erg/cm2/s |
| M2_4_FLUX_ERR | 2.38e-15 | 3.98e-15 | erg/cm2/s |
| M2_5_FLUX | 2.5274e-15 | 1.4317e-14 | erg/cm2/s |
| M2_5_FLUX_ERR | 7.40e-15 | 1.92e-14 | erg/cm2/s |
| M2_8_FLUX | 3.8358e-14 | 5.8911e-14 | erg/cm2/s |
| M2_8_FLUX_ERR | 8.52e-15 | 2.03e-14 | erg/cm2/s |
| M2_9_FLUX | 5.6854e-14 | 3.9361e-14 | erg/cm2/s |
| M2_9_FLUX_ERR | 5.27e-15 | 7.76e-15 | erg/cm2/s |
| EP_8_RATE | 3.2956e-02 | 4.9247e-02 | count/s |
| EP_8_RATE_ERR | 1.89e-03 | 3.65e-03 | count/s |
| EP_9_RATE | 4.4242e-02 | 3.9899e-02 | count/s |
| EP_9_RATE_ERR | 1.91e-03 | 3.42e-03 | count/s |
| PN_1_RATE | 5.3674e-04 | 2.4646e-03 | count/s |
| PN_1_RATE_ERR | 4.14e-04 | 9.30e-04 | count/s |
| PN_2_RATE | 1.2157e-02 | 2.0295e-02 | count/s |
| PN_2_RATE_ERR | 9.39e-04 | 1.98e-03 | count/s |
| PN_3_RATE | 5.4781e-03 | 7.3205e-03 | count/s |
| PN_3_RATE_ERR | 9.65e-04 | 1.97e-03 | count/s |
| PN_4_RATE | 5.1848e-04 | 2.8477e-03 | count/s |
| PN_4_RATE_ERR | 5.84e-04 | 1.34e-03 | count/s |
| PN_5_RATE | 1.0221e-03 | 0.0000e+00 | count/s |
| PN_5_RATE_ERR | 5.08e-04 | 4.44e-04 | count/s |
| PN_8_RATE | 1.9713e-02 | 3.2928e-02 | count/s |
| PN_8_RATE_ERR | 1.61e-03 | 3.27e-03 | count/s |
| PN_9_RATE | 2.6268e-02 | 2.9456e-02 | count/s |
| PN_9_RATE_ERR | 1.59e-03 | 3.07e-03 | count/s |
| M1_1_RATE | 1.9474e-04 | 7.2325e-04 | count/s |
| M1_1_RATE_ERR | 1.55e-04 | 2.76e-04 | count/s |
| M1_2_RATE | 3.8807e-03 | 3.0618e-03 | count/s |
| M1_2_RATE_ERR | 3.91e-04 | 5.62e-04 | count/s |
| M1_3_RATE | 2.1538e-03 | 3.1115e-03 | count/s |
| M1_3_RATE_ERR | 4.87e-04 | 7.82e-04 | count/s |
| M1_4_RATE | 6.1072e-04 | 6.7738e-04 | count/s |
| M1_4_RATE_ERR | 3.39e-04 | 5.19e-04 | count/s |
| M1_5_RATE | 0.0000e+00 | 3.7460e-04 | count/s |
| M1_5_RATE_ERR | 1.29e-04 | 3.27e-04 | count/s |
| M1_8_RATE | 6.8399e-03 | 7.9486e-03 | count/s |
| M1_8_RATE_ERR | 7.38e-04 | 1.17e-03 | count/s |
| M1_9_RATE | 1.0223e-02 | 4.9736e-03 | count/s |
| M1_9_RATE_ERR | 7.65e-04 | 1.03e-03 | count/s |
| M2_1_RATE | 1.5222e-04 | 4.0765e-04 | count/s |
| M2_1_RATE_ERR | 1.43e-04 | 2.51e-04 | count/s |
| M2_2_RATE | 3.9925e-03 | 4.4607e-03 | count/s |
| M2_2_RATE_ERR | 3.88e-04 | 6.31e-04 | count/s |
| M2_3_RATE | 2.1741e-03 | 3.1922e-03 | count/s |
| M2_3_RATE_ERR | 4.97e-04 | 7.86e-04 | count/s |
| M2_4_RATE | 4.6275e-05 | 9.1218e-05 | count/s |
| M2_4_RATE_ERR | 1.74e-04 | 2.95e-04 | count/s |
| M2_5_RATE | 3.8517e-05 | 2.1876e-04 | count/s |
| M2_5_RATE_ERR | 1.13e-04 | 2.93e-04 | count/s |
| M2_8_RATE | 6.4035e-03 | 8.3705e-03 | count/s |
| M2_8_RATE_ERR | 6.79e-04 | 1.12e-03 | count/s |
| M2_9_RATE | 7.7515e-03 | 5.4689e-03 | count/s |
| M2_9_RATE_ERR | 7.19e-04 | 1.08e-03 | count/s |
| EP_8_CTS | 2.737e+03 | 1.394e+03 | count |
| EP_8_CTS_ERR | 1.52e+02 | 9.76e+01 | count |
| PN_8_CTS | 1.358e+03 | 6.811e+02 | count |
| PN_8_CTS_ERR | 1.10e+02 | 6.74e+01 | count |
| M1_8_CTS | 7.198e+02 | 3.495e+02 | count |
| M1_8_CTS_ERR | 7.73e+01 | 5.15e+01 | count |
| M2_8_CTS | 6.591e+02 | 3.638e+02 | count |
| M2_8_CTS_ERR | 6.96e+01 | 4.83e+01 | count |
| EP_8_DET_ML | 2.575e+02 | 1.421e+02 | |
| EP_9_DET_ML | 3.581e+02 | 7.907e+01 | |
| PN_1_DET_ML | 4.762e-01 | 3.292e+00 | |
| PN_2_DET_ML | 1.028e+02 | 7.229e+01 | |
| PN_3_DET_ML | 1.364e+01 | 6.117e+00 | |
| PN_4_DET_ML | 1.284e-01 | 1.774e+00 | |
| PN_5_DET_ML | 1.536e+00 | 0.000e+00 | |
| PN_8_DET_ML | 1.130e+02 | 7.859e+01 | |
| PN_9_DET_ML | 1.706e+02 | 5.459e+01 | |
| M1_1_DET_ML | 4.71762e-01 | 3.66852e+00 | |
| M1_2_DET_ML | 6.609e+01 | 1.851e+01 | |
| M1_3_DET_ML | 9.455e+00 | 7.793e+00 | |
| M1_4_DET_ML | 1.124e+00 | 5.015e-01 | |
| M1_5_DET_ML | 0.000e+00 | 4.033e-01 | |
| M1_8_DET_ML | 7.192e+01 | 2.778e+01 | |
| M1_9_DET_ML | 1.163e+02 | 1.049e+01 | |
| M2_1_DET_ML | 2.993e-01 | 1.035e+00 | |
| M2_2_DET_ML | 7.145e+01 | 3.379e+01 | |
| M2_3_DET_ML | 9.201e+00 | 8.138e+00 | |
| M2_4_DET_ML | 1.803e-03 | 1.723e-03 | |
| M2_5_DET_ML | 0.000e+00 | 7.173e-02 | |
| M2_8_DET_ML | 7.497e+01 | 3.853e+01 | |
| M2_9_DET_ML | 6.814e+01 | 1.272e+01 | |
| EP_EXTENT | 0.000 | arcsec |
| EP_EXTENT_ERR | — | arcsec |
| EP_EXTENT_ML | 0.000e+00 | |
| EP_HR1 | 0.9161 | 0.7704 | |
| EP_HR1_ERR | 0.0387 | 0.0541 | |
| EP_HR2 | -0.3335 | -0.2648 | |
| EP_HR2_ERR | 0.0575 | 0.0758 | |
| EP_HR3 | -0.8188 | -0.7210 | |
| EP_HR3_ERR | 0.1017 | 0.1185 | |
| EP_HR4 | -0.4999 | -0.7773 | |
| EP_HR4_ERR | 0.3313 | 0.2648 | |
| PN_HR1 | 0.9154 | 0.7834 | |
| PN_HR1_ERR | 0.0628 | 0.0753 | |
| PN_HR2 | -0.3787 | -0.4698 | |
| PN_HR2_ERR | 0.0824 | 0.1116 | |
| PN_HR3 | -0.8271 | -0.4399 | |
| PN_HR3_ERR | 0.1800 | 0.2189 | |
| PN_HR4 | 0.3269 | -1.0000 | |
| PN_HR4_ERR | 0.5495 | 0.3121 | |
| M1_HR1 | 0.9044 | 0.6178 | |
| M1_HR1_ERR | 0.0728 | 0.1308 | |
| M1_HR2 | -2.86174e-01 | 8.06233e-03 | |
| M1_HR2_ERR | 0.1136 | 0.1556 | |
| M1_HR3 | -0.5582 | -0.6424 | |
| M1_HR3_ERR | 0.2061 | 0.2368 | |
| M1_HR4 | -1.0000 | -0.2878 | |
| M1_HR4_ERR | 0.4218 | 0.5327 | |
| M2_HR1 | 0.9265 | 0.8325 | |
| M2_HR1_ERR | 0.0666 | 0.0969 | |
| M2_HR2 | -0.2949 | -0.1658 | |
| M2_HR2_ERR | 0.1134 | 0.1380 | |
| M2_HR3 | -0.9583 | -0.9444 | |
| M2_HR3_ERR | 0.1540 | 0.1754 | |
| M2_HR4 | -0.0915 | 0.4114 | |
| M2_HR4_ERR | 2.3651 | 1.4548 | |
| PN_1_EXP | 69327.5 | 20700.1 | s |
| PN_2_EXP | 69315.0 | 20695.5 | s |
| PN_3_EXP | 69324.6 | 20697.1 | s |
| PN_4_EXP | 68916.6 | 20575.9 | s |
| PN_5_EXP | 61577.8 | 18270.8 | s |
| M1_1_EXP | 105230.0 | 44265.7 | s |
| M1_2_EXP | 105253.0 | 44259.8 | s |
| M1_3_EXP | 105386.0 | 44290.6 | s |
| M1_4_EXP | 104663.0 | 44113.4 | s |
| M1_5_EXP | 90933.5 | 38056.0 | s |
| M2_1_EXP | 103077.0 | 43691.5 | s |
| M2_2_EXP | 103031.0 | 43669.9 | s |
| M2_3_EXP | 103057.0 | 43679.8 | s |
| M2_4_EXP | 102159.0 | 43284.6 | s |
| M2_5_EXP | 85553.8 | 35791.3 | s |
| PN_1_BG | 9.68e+00 | 3.95e+00 | count/pixel |
| PN_2_BG | 2.05e+01 | 6.55e+00 | count/pixel |
| PN_3_BG | 2.88e+01 | 1.02e+01 | count/pixel |
| PN_4_BG | 3.55e+01 | 1.08e+01 | count/pixel |
| PN_5_BG | 1.51e+01 | 4.90e+00 | count/pixel |
| M1_1_BG | 3.57e+00 | 1.76e+00 | count/pixel |
| M1_2_BG | 1.37e+01 | 6.63e+00 | count/pixel |
| M1_3_BG | 1.21e+01 | 1.25e+01 | count/pixel |
| M1_4_BG | 1.15e+01 | 8.96e+00 | count/pixel |
| M1_5_BG | 6.96e+00 | 2.90e+00 | count/pixel |
| M2_1_BG | 2.88e+00 | 1.65e+00 | count/pixel |
| M2_2_BG | 1.19e+01 | 5.65e+00 | count/pixel |
| M2_3_BG | 2.74e+01 | 1.19e+01 | count/pixel |
| M2_4_BG | 2.15e+01 | 8.34e+00 | count/pixel |
| M2_5_BG | 6.40e+00 | 3.19e+00 | count/pixel |
| PN_1_VIG | 8.60e-01 | 8.51e-01 | |
| PN_2_VIG | 8.59e-01 | 8.51e-01 | |
| PN_3_VIG | 8.60e-01 | 8.51e-01 | |
| PN_4_VIG | 8.55e-01 | 8.46e-01 | |
| PN_5_VIG | 7.70e-01 | 7.56e-01 | |
| M1_1_VIG | 8.65e-01 | 8.58e-01 | |
| M1_2_VIG | 8.64e-01 | 8.57e-01 | |
| M1_3_VIG | 8.64e-01 | 8.58e-01 | |
| M1_4_VIG | 8.58e-01 | 8.51e-01 | |
| M1_5_VIG | 7.40e-01 | 7.27e-01 | |
| M2_1_VIG | 8.45e-01 | 8.39e-01 | |
| M2_2_VIG | 8.45e-01 | 8.38e-01 | |
| M2_3_VIG | 8.45e-01 | 8.38e-01 | |
| M2_4_VIG | 8.38e-01 | 8.31e-01 | |
| M2_5_VIG | 7.06e-01 | 6.96e-01 | |
| PN_ONTIME | 96578.2 | 28002.7 | s |
| M1_ONTIME | 124679.0 | 53586.7 | s |
| M2_ONTIME | 124731.0 | 53578.8 | s |
| EP_ONTIME | 124731.0 | 53586.7 | s |
| PN_OFFAX | 4.09 | 4.25 | arcmin |
| M1_OFFAX | 5.07 | 5.26 | arcmin |
| M2_OFFAX | 5.53 | 5.67 | arcmin |
| EP_OFFAX | 4.09 | 4.25 | arcmin |
| PN_MASKFRAC | 0.9894 | 0.9883 | |
| M1_MASKFRAC | 0.9697 | 0.9585 | |
| M2_MASKFRAC | 0.9871 | 0.9861 | |
| DIST_NN | 30.402 | 34.432 | arcsec |
| SUM_FLAG | 3 | |
| EP_FLAG | FFFFFFFFFTTF | FFTFFFFFFTTF | |
| PN_FLAG | FFFFFFFFFFTF | FFTFFFFFFFTF | |
| M1_FLAG | FFFFFFFFFTTF | FFTFFFFFFTTF | |
| M2_FLAG | FFFFFFFFFFTF | FFTFFFFFFFTF | |
| TSERIES | T | |
| SPECTRA | T | |
| EP_CHI2PROB | 7.014e-03 | 3.115e-01 | |
| PN_CHI2PROB | 7.014e-03 | 5.493e-01 | |
| M1_CHI2PROB | 8.148e-01 | 3.115e-01 | |
| M2_CHI2PROB | 2.776e-01 | 6.898e-01 | |
| PN_FVAR | 5.891e-02 | — | |
| PN_FVARERR | 1.42e-02 | — | |
| M1_FVAR | — | 1.063e-01 | |
| M1_FVARERR | — | 1.30e-01 | |
| M2_FVAR | 7.598e-02 | — | |
| M2_FVARERR | 7.43e-02 | — | |
| VAR_FLAG | F | |
| VAR_EXP_ID | S003 | S001 | |
| VAR_INST_ID | PN | M1 | |
| SC_RA | 49.83901 | deg |
| SC_DEC | 41.49092 | deg |
| SC_POSERR | 0.610 | arcsec |
| SC_DET_ML | 2.575e+02 | |
| SC_EP_1_FLUX | 1.2916e-15 | erg/cm2/s |
| SC_EP_1_FLUX_ERR | 3.51e-16 | erg/cm2/s |
| SC_EP_2_FLUX | 1.9310e-14 | erg/cm2/s |
| SC_EP_2_FLUX_ERR | 8.37e-16 | erg/cm2/s |
| SC_EP_3_FLUX | 1.1135e-14 | erg/cm2/s |
| SC_EP_3_FLUX_ERR | 1.05e-15 | erg/cm2/s |
| SC_EP_4_FLUX | 3.1230e-15 | erg/cm2/s |
| SC_EP_4_FLUX_ERR | 1.51e-15 | erg/cm2/s |
| SC_EP_5_FLUX | 5.5712e-15 | erg/cm2/s |
| SC_EP_5_FLUX_ERR | 3.91e-15 | erg/cm2/s |
| SC_EP_8_FLUX | 4.6335e-14 | erg/cm2/s |
| SC_EP_8_FLUX_ERR | 4.67e-15 | erg/cm2/s |
| SC_EP_9_FLUX | 5.8067e-14 | erg/cm2/s |
| SC_EP_9_FLUX_ERR | 2.22e-15 | erg/cm2/s |
| SC_HR1_ERR | 0.8668 | |
| SC_HR1_ERR | 0.0315 | |
| SC_HR2 | -0.3084 | |
| SC_HR2_ERR | 0.0458 | |
| SC_HR3 | -0.7773 | |
| SC_HR3_ERR | 0.0772 | |
| SC_HR4 | -0.6691 | |
| SC_HR4_ERR | 0.2068 | |
| SC_EXTENT | 0.000 | arcsec |
| SC_EXT_ML | 0.000e+00 | |
| SC_CHI2PROB | 7.014e-03 | |
| SC_FVAR | 5.891e-02 | |
| SC_FVARERR | 1.422e-02 | |
| SC_VAR_FLAG | F | |
| SC_SUM_FLAG | 3 | |
| SC_EP_8_FMIN | 4.215e-14 | erg/cm2/s |
| SC_EP_8_FMIN_ERR | 5.45e-15 | erg/cm2/s |
| SC_EP_8_FMAX | 5.793e-14 | erg/cm2/s |
| SC_EP_8_FMAX_ERR | 9.07e-15 | erg/cm2/s |
| MJD_FIRST | 51939.65609 | d |
| MJD_LAST | 53766.20110 | d |
| N_DETECTIONS | 2 | |
| CONFUSED | F | |
| HIGH_BACKGROUND | F | |