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Observation Summary for 3C 273

3C 273: Quasar Galaxy
Total Number of Spectra:14
First Spectrum:JD 2456725.527300\9 Mar 2014 00:39:18.720000 UT
Latest Spectrum:JD 2460434.703500\4 May 2024 04:53:02.400000 UT

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Summary by Year and Month

YearTotalJanFebMarAprMayJunJulAugSepOctNovDec
20241000010000000
20214022000000000
20202001100000000
20194000310000000
20182000200000000
20141001000000000