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 | 2024-04-20T08:44:55.000Z |
| Leap Seconds | 18 |
| Position |
|---|
| Altitude HAE | 720.468 m | ±1.62 m |
| Altitude MSL | 752.129 m |
| Geoid Separation | -32.831 m |
Dilution of Precision
|
| GDOP
| 1.62 |
| HDOP |
0.84 |
| PDOP
| 1.44 |
| TDOP |
0.75 |
These statistics are generated every 15 minutes.
===============================================================================
Reference ID : 47505300 (GPS)
Stratum : 1
Ref time (UTC) : Sat Apr 20 08:29:38 2024
System time : 0.000000044 seconds slow of NTP time
Last offset : -0.000000118 seconds
RMS offset : 0.000000131 seconds
Frequency : 2.454 ppm fast
Residual freq : -0.000 ppm
Skew : 0.002 ppm
Root delay : 0.000000001 seconds
Root dispersion : 0.000023619 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 23 -663ns[ -777ns] +/- 208ns
^- time-a-g.nist.gov 1 10 377 263 +1438us[+1438us] +/- 41ms
^- time-a-wwv.nist.gov 1 10 377 899 +3064us[+3072us] +/- 27ms
^- time-a-b.nist.gov 1 10 377 569 +4266us[+4267us] +/- 24ms
===============================================================================
.- 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 26 12 401 -0.000 0.002 -2ns 352ns
time-a-g.nist.gov 17 13 275m +0.199 0.135 +2999us 667us
time-a-wwv.nist.gov 28 9 465m +0.343 0.091 +3762us 1064us
time-a-b.nist.gov 9 5 138m +0.120 0.434 +3918us 672us
===============================================================================