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 2025/09/01 13:49:19 GMT(UTC+00:00)

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

UTC 2025/09/01 13:49:19 UTC Coordinate Universal Time
JD 2460920.0759143517 Julian day
LMT 2025/09/01 13:49:19 LMT Local Mean Solar Time
Longitude in hours +0h 00m 00.00s
GMST 12h 33m 14.14s Greewich Mean Sidereal Time
GAST 12h 33m 14.38s Greewich Apparent Sidereal Time
LAST 12h 33m 14.38s Local Apparent Sidereal Time
ΔT +0h 01m 09.13s TT-UT1
ΔUT1 0.06s UT1-UTC
TT 2460920.0767150926d Terrestrial Time as a Julian date.
UT1 2460920.0759150153d Universal Time as a Julian date.
TAI 2460920.0763425925d International Atomic Time as a Julian date.