FD mark
FlatlineDynamics
HDG020
UTC--:--:--
ZONEUTC
FD–CHRCHRONOS · TIME REFERENCE STATION
STN
LIVE
STATIONS · WLD-CLK
SFOSAN FRANCISCOUTC-07 · WORK HRS
11:44
JFKNEW YORKUTC-04 · WORK HRS
14:44
LHRLONDONUTC+01 · OFF-HRS
19:44
DXBDUBAIUTC+04 · NIGHT
22:44
HNDTOKYOUTC+09 · NIGHT
03:44
SYDSYDNEYUTC+11 · NIGHT
05:44
HELIOS · LUNA
DAYLIGHT11h 31m
ASTRO DAWN05:13NAUTICAL05:53CIVIL06:31↑ SUNRISE07:05SOLAR NOON12:50↓ SUNSET18:36CIVIL19:09NAUTICAL19:48ASTRO DUSK20:28
LAST QUARTER
ILLUM 52.4%
AGE 21.9d
SYNODIC 29.53d
PRIMARY · LONDON / LONDON
DAYSATURDAY
DATEOCT 03
WKW40
JD276
Q · YEARQ4 · 2026
DAY GLASS · 24H RADIAL
000306091215182124H19:44:15LONDON
KEY
ASTRO
NAUTICAL
CIVIL
DAYLIGHT
NOW
SUN
MOON
BCD · HH MM SS
1
8
4
4
1
5
ORBITAL · CYCLE PROGRESS
DAY78.07%
WEEK82.6%
MONTH9.0%
QUARTERQ4 · 3.0%
YEAR2026 · 75.56%
ALT FORMATS · CHRONO-FMT
UNIX EPOCHSECONDS SINCE 1970-01-01
1 791 053 055
ISO 8601 / ZSTANDARD INSTANT
2026-10-03T18:44:15Z
SWATCH BEATINTERNET TIME · BMT
@822.40
SIDEREALLOCAL · STARS NOT SUN
19:33:40
HEX TIMEDAY AS 16-BIT FRAC
.C7DD
DECIMAL10h · 100m · 100s
7.80.72
STOPWATCH · CHRONO-T
00:00:00.00
TIMER · CHRONO-D
25:00
COUNTDOWN
COUNTDOWN · T-MINUS
NEXT HOUR
T−00:15:44
NEXT 09:00
T−14:15:44
MIDNIGHT
T−05:15:44
IN WEEKEND
IN PROGRESS
END OF MONTH
T−28d 05:15:44
END OF YEAR
T−89d 05:15:44
◆ATOMIC ANCHOR · CESIUM-133 · 9,192,631,770 Hz◆LEAP SECONDS SINCE 1972 · 27◆MEAN SIDEREAL DAY · 23h 56m 04.0905s◆EARTH ROTATION · 1670 KM/H @ EQUATOR◆SOLAR DAY · 86400.002s NOMINAL◆CURRENT BMT @822 · UTC+1 SWATCH REFERENCE◆ISO 8601 RFC 3339 · 2026-10-03T18:44:15.032Z◆J2000 EPOCH · 2000-01-01 12:00 TT◆UNIX EPOCH · 1970-01-01 00:00:00 Z◆THE LINE STARTS HERE · FLATLINE DYNAMICS · FD-CHRONOS◆TAI−UTC · +37s · LAST LEAP 2016-12-31◆GPS CONSTELLATION · 31 ACTIVE SVs · 6 PLANES◆ATOMIC ANCHOR · CESIUM-133 · 9,192,631,770 Hz◆LEAP SECONDS SINCE 1972 · 27◆MEAN SIDEREAL DAY · 23h 56m 04.0905s◆EARTH ROTATION · 1670 KM/H @ EQUATOR◆SOLAR DAY · 86400.002s NOMINAL◆CURRENT BMT @822 · UTC+1 SWATCH REFERENCE◆ISO 8601 RFC 3339 · 2026-10-03T18:44:15.032Z◆J2000 EPOCH · 2000-01-01 12:00 TT◆UNIX EPOCH · 1970-01-01 00:00:00 Z◆THE LINE STARTS HERE · FLATLINE DYNAMICS · FD-CHRONOS◆TAI−UTC · +37s · LAST LEAP 2016-12-31◆GPS CONSTELLATION · 31 ACTIVE SVs · 6 PLANES◆ATOMIC ANCHOR · CESIUM-133 · 9,192,631,770 Hz◆LEAP SECONDS SINCE 1972 · 27◆MEAN SIDEREAL DAY · 23h 56m 04.0905s◆EARTH ROTATION · 1670 KM/H @ EQUATOR◆SOLAR DAY · 86400.002s NOMINAL◆CURRENT BMT @822 · UTC+1 SWATCH REFERENCE◆ISO 8601 RFC 3339 · 2026-10-03T18:44:15.032Z◆J2000 EPOCH · 2000-01-01 12:00 TT◆UNIX EPOCH · 1970-01-01 00:00:00 Z◆THE LINE STARTS HERE · FLATLINE DYNAMICS · FD-CHRONOS◆TAI−UTC · +37s · LAST LEAP 2016-12-31◆GPS CONSTELLATION · 31 ACTIVE SVs · 6 PLANES
FD · CHRONOS|UTC REFERENCE|STN · LHR · LONDON
BUILD 2026