#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
#-----------------	-----------	--------------	--------------	---------	--------------	----	-----------		---------	--------
 1991-06-15/1991-06-28	1991.47023	2.418e+24	1.240e-06	1.00e-12	9.52e-13	0	CGRO/EGRET		MBB97		--
 1991-06-15/1991-10-17	1991.62218	2.418e+24	1.240e-06	1.35e-13	1.63e-13	0	CGRO/EGRET		NKJ07		--
 1993-10-19/1993-11-09	1993.82752	2.418e+24	1.240e-06	1.83e-13	1.10e-13	0	CGRO/EGRET		NKJ07		--
 1993-10-19/1993-11-09	1993.82752	2.418e+24	1.240e-06	2.94e-14	4.96e-14	0	CGRO/EGRET		VAA97		--
 1993-11-09/1993-11-19	1993.86995	2.418e+24	1.240e-06	2.98e-13	4.73e-13	0	CGRO/EGRET		VAA97		--
 1993-11-23/1993-12-01	1993.90554	2.418e+24	1.240e-06	1.52e-12	1.50e-12	0	CGRO/EGRET		VAA97		--
 1993-11-23/1993-12-01	1993.90554	2.418e+24	1.240e-06	1.46e-12	1.45e-12	0	CGRO/EGRET		MBB97		--
 1994-11-29/1995-01-03	1994.95825	2.418e+24	1.240e-06	5.33e-14	5.52e-14	0	CGRO/EGRET		NKJ07		--
 1996-01-30/1996-02-06	1996.08898	2.418e+24	1.240e-06	8.93e-13	1.05e-12	0	CGRO/EGRET		NKJ07		--
 1996-12-10/1996-12-30	1996.96920	2.418e+24	1.240e-06	1.20e-13	1.26e-13	0	CGRO/COMPTEL+EGRET	CRB00		--
 1996-12-10/1996-12-30	1996.96920	2.418e+24	1.240e-06	2.64e-13	3.03e-13	0	CGRO/EGRET		NKJ07		--
 1996-12-30/1997-01-14	1997.01711	2.418e+24	1.240e-06	9.67e-13	6.83e-13	0	CGRO/COMPTEL+EGRET	CRB00		--
 1996-12-30/1997-01-14	1997.01711	2.418e+24	1.240e-06	8.50e-13	7.97e-13	0	CGRO/EGRET		NKJ07		--
 1997-01-14/1997-01-28	1997.05681	2.418e+24	1.240e-06	1.96e-13	1.87e-13	0	CGRO/COMPTEL+EGRET	CRB00		--