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 2026/01/16 12:33:08 GMT(UTC+00:00)

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

UTC 2026/01/16 12:33:08 UTC Coordinate Universal Time
JD 2461057.0230092593 Julian day
LMT 2026/01/16 12:33:08 LMT Local Mean Solar Time
Longitude in hours +0h 00m 00.00s
GMST 20h 16m 58.75s Greewich Mean Sidereal Time
GAST 20h 16m 59.14s Greewich Apparent Sidereal Time
LAST 20h 16m 59.14s Local Apparent Sidereal Time
ΔT +0h 01m 09.09s TT-UT1
ΔUT1 0.09s UT1-UTC
TT 2461057.02381d Terrestrial Time as a Julian date.
UT1 2461057.0230103387d Universal Time as a Julian date.
TAI 2461057.0234375d International Atomic Time as a Julian date.