Data format
Data by default is assumed to be in data files with the following columns as labels in the first row:
!E(eV) F(ergcm-2s-1) delta_E(-) delta_E(+) delta_F(-) delta_F(+) instrument
Upper limits (U.L.) and lower limits (L.L.) can be used. Upper(Lower) limits are considered in the fitting algorithm as likelihood step functions, with a flat probability of 95% below(above) the limit and 5% above(below), extending on both sides to infinity.
The value set for F(ergcm-2s-1) should be the flux U.L.(L.L.) at 95% confidence level.
Error format for U.L.:
delta_F(-) delta_F(+)
0 0
Error format for L.L.:
delta_F(-) delta_F(+)
-1 0
Example of an SED data file
This is the default data file, already available in Bjet_MCMC : real_data/J1010_SED_reduced.dat.
This dataset of the blazar 1RXS J101015.9-311909 comes from Cerruti et al. (2013)
!E(eV) F(ergcm-2s-1) delta_E(-) delta_E(+) delta_F(-) delta_F(+) instrument
1.5548 8.48E-012 0.17621 0.16843 4.11E-013 4.11E-013 ATOM
1.9356 8.97E-012 0.16314 0.27997 2.03E-012 3.52E-012 ATOM
2.8327 1.05E-011 0.35125 0.43236 3.03E-012 5.25E-012 ATOM
2.2558 1.02E-011 0.18799 0.22558 2.87E-013 2.87E-013 Swift-UVOT
2.8198 8.63E-012 0.33838 0.44523 1.96E-013 1.96E-013 Swift-UVOT
3.5449 7.52E-012 0.44311 0.59081 1.83E-013 1.83E-013 Swift-UVOT
4.0023 9.83E-012 0.90052 1.6373 2.36E-013 2.36E-013 Swift-UVOT
5.1696 1.30E-011 0.73852 1.0339 6.32E-013 6.32E-013 Swift-UVOT
5.6396 1.10E-011 0.86763 1.2532 2.14E-013 2.14E-013 Swift-UVOT
395 9.65E-012 85 85 1.14E-012 1.14E-012 Swift-XRT
520 1.13E-011 40 40 1.42E-012 1.42E-012 Swift-XRT
625 7.70E-012 65 65 8.18E-013 8.18E-013 Swift-XRT
750 7.95E-012 60 60 7.81E-013 7.81E-013 Swift-XRT
855 7.92E-012 45 45 8.42E-013 8.42E-013 Swift-XRT
955 6.19E-012 55 55 6.44E-013 6.44E-013 Swift-XRT
1065 7.15E-012 55 55 7.01E-013 7.01E-013 Swift-XRT
1185 6.79E-012 65 65 6.37E-013 6.37E-013 Swift-XRT
1310 7.11E-012 60 60 7.02E-013 7.02E-013 Swift-XRT
1440 5.75E-012 70 70 6.10E-013 6.10E-013 Swift-XRT
1585 5.82E-012 75 75 6.36E-013 6.36E-013 Swift-XRT
1760 5.62E-012 100 100 6.04E-013 6.04E-013 Swift-XRT
2030 4.69E-012 170 170 5.15E-013 5.15E-013 Swift-XRT
2420 5.45E-012 220 220 6.26E-013 6.26E-013 Swift-XRT
3040 4.14E-012 400 400 4.87E-013 4.87E-013 Swift-XRT
4280 3.41E-012 840 840 4.10E-013 4.10E-013 Swift-XRT
5820 2.81E-012 700 700 6.79E-013 6.79E-013 Swift-XRT
1698600000 1.29E-012 698650000 1186800000 0.00E+000 0.00E+000 Fermi-LAT
4901300000 1.92E-012 2015900000 3424300000 5.59E-013 5.59E-013 Fermi-LAT
14142000000 1.43E-012 5816600000 9880400000 7.64E-013 7.64E-013 Fermi-LAT
40806000000 2.27E-012 16783000000 28509000000 1.41E-012 1.41E-012 Fermi-LAT
117740000000 9.22E-012 48426000000 82259000000 0.00E+000 0.00E+000 Fermi-LAT
296236003888.79 1.57E-012 88136003888.790 125463996111.20 4.25E-013 4.40E-013 H.E.S.S.
600355719552.99 5.25E-013 178655719552.99 254344280447.00 2.14E-013 2.22E-013 H.E.S.S.
1216727524961.9 2.22E-013 362027524961.93 515372475038.06 1.71E-013 1.81E-013 H.E.S.S.
2465769133556.5 4.30E-013 733669133556.50 1044430866443.5 1.75E-013 1.90E-013 H.E.S.S.