Sphaera 3.1.7

Observer's time setting

Input as local time (gregorian calendar)
Year: Month: Day:
Hour: Minute: Second:
Time Zone
Input as UTC
Year: Month: Day:
Hour: Minute: Second:

Observer times
Local time 2025/07/15 21:25:01 GMT(UTC+00:00)

Observer location: ()
Time zone: Etc/GMT
(0° 00' 00.00"N, 0° 00' 00.00"E)

UTC 2025/07/15 21:25:01 UTC Coordinate Universal Time
JD 2460872.392372685 Julian day
LMT 2025/07/15 21:25:01 LMT Local Mean Solar Time
Longitude in hours +0h 00m 00.00s
GMST 17h 00m 56.34s Greewich Mean Sidereal Time
GAST 17h 00m 56.55s Greewich Apparent Sidereal Time
LAST 17h 00m 56.55s Local Apparent Sidereal Time
ΔT +0h 01m 09.13s TT-UT1
ΔUT1 0.05s UT1-UTC
TT 2460872.393173426d Terrestrial Time as a Julian date.
UT1 2460872.3923733076d Universal Time as a Julian date.
TAI 2460872.3928009258d International Atomic Time as a Julian date.