#Observations of the quasar 3C 273 extracted from "3C 273's Database" [ http://isdc.unige.ch/3c273/ ] #==================================================================== #Date [UTC format] Date [Year] Frequency [Hz] Wavelength [A] Flux [Jy] FluxError [Jy] Flag Observatory Reference Comments #----------------- ----------- -------------- -------------- --------- -------------- ---- ----------- --------- -------- 1979-06-20 1979.46612 4.835e+16 6.200e+01 1.78e-05 1.58e-06 -3 HEAO2/IPC MBC94 Free-N_H/Dubious 1980-01-01 1980.00000 4.835e+16 6.200e+01 1.63e-05 2.41e-06 -3 HEAO2/IPC MBC94 Free-N_H/Dubious 1980-12-13 1980.95003 4.835e+16 6.200e+01 5.57e-05 2.18e-06 0 HEAO2/IPC MBC94 Fixed-N_H 1990-06-18 1990.46133 4.835e+16 6.200e+01 6.61e-05 1.39e-06 0 ROSAT/PSPC SFC92 Fixed-N_H 1990-12-18/1990-12-21 1990.96646 4.835e+16 6.200e+01 9.51e-05 3.20e-06 0 ROSAT/PSPC SFC92 Fixed-N_H 1991-12-14/1991-12-15 1991.95209 4.835e+16 6.200e+01 6.98e-05 1.01e-06 0 ROSAT/PSPC BCS95 Fixed-N_H 1992-12-15T01 1992.95562 4.835e+16 6.200e+01 1.20e-04 1.81e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-18T20 1992.96601 4.835e+16 6.200e+01 1.22e-04 1.98e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-18T23 1992.96635 4.835e+16 6.200e+01 1.21e-04 1.35e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-20T23 1992.97182 4.835e+16 6.200e+01 1.20e-04 1.98e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-22T23 1992.97730 4.835e+16 6.200e+01 9.72e-05 1.62e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-25T00 1992.98289 4.835e+16 6.200e+01 1.11e-04 1.57e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-27T02 1992.98859 4.835e+16 6.200e+01 1.15e-04 1.59e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-29T00 1992.99384 4.835e+16 6.200e+01 1.15e-04 1.59e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1992-12-31T00 1992.99932 4.835e+16 6.200e+01 1.25e-04 1.42e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1993-01-02T03 1993.00513 4.835e+16 6.200e+01 1.08e-04 1.40e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1993-01-03T23 1993.01015 4.835e+16 6.200e+01 1.05e-04 1.08e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1993-01-05T23 1993.01563 4.835e+16 6.200e+01 1.01e-04 1.23e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1993-01-07T23 1993.02110 4.835e+16 6.200e+01 1.04e-04 1.21e-06 0 ROSAT/PSPC LMP95 Fixed-N_H 1993-01-09T23 1993.02658 4.835e+16 6.200e+01 1.07e-04 1.15e-06 0 ROSAT/PSPC LMP95 Fixed-N_H