#Observations of the quasar 3C 273 extracted from "3C 273's Database" [ http://isdc.unige.ch/3c273/ ]
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#Date [UTC format]	Date [Year]	Frequency [Hz]	Wavelength [A]	Flux [Jy]	FluxError [Jy]	Flag	Observatory	Reference	Comments
#-----------------	-----------	--------------	--------------	---------	--------------	----	-----------	---------	--------
 1962-08-05		1962.59274	4.100e+08	7.312e+09	58.00		 0.00		0	LunarOccult.	CGP93		--
 1963-11-12		1963.86311	4.080e+08	7.348e+09	59.00		 0.00		0	LunarOccult.	CGP93		--
 1964-09-07		1964.68446	4.300e+08	6.972e+09	52.00		 0.00		0	LunarOccult.	CGP93		--
 1965-01-21		1965.05681	4.050e+08	7.402e+09	54.60		 0.00		0	LunarOccult.	CGP93		--
 1967-11/1969-08	1968.74606	4.080e+08	7.348e+09	63.00		 1.60		0	Molonglo	H72		Average
 1970-07		1970.53525	3.180e+08	9.427e+09	61.00		 1.70		0	Arecibo/305m	DBL81		--
 1971-08		1971.61944	4.080e+08	7.348e+09	58.50		 0.00		0	JodrellBank	CGP93		--
 1974			1974.49692	3.180e+08	9.427e+09	64.00		 2.50		0	Arecibo/305m	KWP81		PublicationDate
 1973-07/1976-12	1975.24572	3.215e+08	9.325e+09	68.90		 3.50		0	GreenBank/91m	FE80		Average
 1973-07/1976-12	1975.24572	3.940e+08	7.609e+09	61.70		 2.90		0	GreenBank/91m	FE80		Average
 1975			1975.49624	4.680e+08	6.406e+09	59.88		 0.55		0	Parkes		KWP81		PublicationDate
 1974-07/1976-12	1975.74538	5.155e+08	5.816e+09	54.70		 2.40		0	GreenBank/91m	FE80		Average
 1975-06/1978-06	1976.95277	4.080e+08	7.348e+09	61.34		 3.00		0	Bologna		FFM79		Average
 1975-06/1979-12	1977.70294	4.080e+08	7.348e+09	60.72		 1.15		0	Bologna		FFF81		Average
 1979-03		1979.20055	3.180e+08	9.427e+09	65.00		 1.80		0	Arecibo/305m	DBL81		--
 1975-06/1984-08	1980.03696	4.080e+08	7.348e+09	60.16		 0.00		0	Bologna		BPF96		Average
 1981-06		1981.45380	4.080e+08	7.348e+09	54.30		 0.00		0	MERLIN		CGP93		--