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		| Paper: | 
		Astronomical Timekeeping Strategies to Accommodate Possible Changes to UTC | 
	 
	
		| Volume: | 
		376, Astronomical Data Analysis Software and Systems XVI | 
	 
	
		| Page: | 
		669 | 
	 
	
		| Authors: | 
		Allen, S.; Seaman, R.; Bunclark, P.; Calabretta, M.; McDowell, J.; Page, C.; Rots, A.; Veillet, C. | 
	 
	
	
		| Abstract: | 
		UTC (Coordinated Universal Time) may be redefined without leap seconds. This would significantly affect many astronomical software systems. Be prepared! | 
	 
	
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