This is a
gpsd
server running on a Raspberry Pi with a TimeHat!
| Fix Data |
|---|
| Fix Type | 3D Fix |
| Fix Status | DGPS Fix |
| Time |
|---|
| UTC | 2024-04-27T00:27:09.000Z |
| Leap Seconds | 18 |
| Position |
|---|
| Altitude HAE | 720.5 m | ±1.63 m |
| Altitude MSL | 752.16 m |
| Geoid Separation | -32.831 m |
Dilution of Precision
|
| GDOP
| 2.12 |
| HDOP |
0.93 |
| PDOP
| 1.84 |
| TDOP |
1.04 |
These statistics are generated every 15 minutes.
===============================================================================
Reference ID : 47505300 (GPS)
Stratum : 1
Ref time (UTC) : Sat Apr 27 00:14:44 2024
System time : 0.000000006 seconds fast of NTP time
Last offset : -0.000000033 seconds
RMS offset : 0.000000105 seconds
Frequency : 2.347 ppm fast
Residual freq : -0.000 ppm
Skew : 0.003 ppm
Root delay : 0.000000001 seconds
Root dispersion : 0.000017388 seconds
Update interval : 16.0 seconds
Leap status : Normal
===============================================================================
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current best, '+' = combined, '-' = not combined,
| / 'x' = may be in error, '~' = too variable, '?' = unusable.
|| .- xxxx [ yyyy ] +/- zzzz
|| Reachability register (octal) -. | xxxx = adjusted offset,
|| Log2(Polling interval) --. | | yyyy = measured offset,
|| \ | | zzzz = estimated error.
|| | | \
MS Name/IP address Stratum Poll Reach LastRx Last sample
===============================================================================
#* GPS 0 4 377 16 -118ns[ -151ns] +/- 208ns
^- time-a-g.nist.gov 1 10 377 388 +2091us[+2092us] +/- 41ms
^- time-a-wwv.nist.gov 1 10 377 1010 +2324us[+2330us] +/- 29ms
^- time-a-b.nist.gov 1 10 377 620 +2877us[+2879us] +/- 27ms
===============================================================================
.- Number of sample points in measurement set.
/ .- Number of residual runs with same sign.
| / .- Length of measurement set (time).
| | / .- Est. clock freq error (ppm).
| | | / .- Est. error in freq.
| | | | / .- Est. offset.
| | | | | | On the -.
| | | | | | samples. \
| | | | | | |
Name/IP Address NP NR Span Frequency Freq Skew Offset Std Dev
==============================================================================
GPS 17 14 254 -0.000 0.003 -0ns 252ns
time-a-g.nist.gov 13 9 224m +0.028 0.113 +2600us 354us
time-a-wwv.nist.gov 18 8 292m +0.111 0.197 +4526us 1085us
time-a-b.nist.gov 52 27 14h +0.212 0.031 +5864us 1006us
===============================================================================