sir are sure about

365 days, 5 hours, 45 minutes and 46 seconds remains constant for every year?.for every year it changes a bit e.g

1985–1986 365d 5h 48m 58s
1986–1987 365d 5h 49m 15s
1987–1988 365d 5h 46m 38s
1988–1989 365d 5h 49m 42s
1989–1990 365d 5h 51m 06s


in wikipedia it's 365 solar days, 5 hours, 48 minutes, 45 sec