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 | 2024-04-26T06:04:29.000Z |
Leap Seconds | 18 |
Position |
Altitude HAE | 718.106 m | ±1.461 m |
Altitude MSL | 749.767 m |
Geoid Separation | -32.831 m |
Dilution of Precision
|
GDOP
| 1.62 |
HDOP |
0.81 |
PDOP
| 1.44 |
TDOP |
0.74 |
These statistics are generated every 15 minutes.
===============================================================================
Reference ID : 47505300 (GPS)
Stratum : 1
Ref time (UTC) : Fri Apr 26 05:59:46 2024
System time : 0.000000095 seconds fast of NTP time
Last offset : +0.000000161 seconds
RMS offset : 0.000000324 seconds
Frequency : 2.513 ppm fast
Residual freq : +0.001 ppm
Skew : 0.019 ppm
Root delay : 0.000000001 seconds
Root dispersion : 0.000015327 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 13 +173ns[ +326ns] +/- 208ns
^- time-a-g.nist.gov 1 10 377 976 +2071us[+2097us] +/- 42ms
^- time-a-wwv.nist.gov 1 10 377 506 -1590us[-1578us] +/- 34ms
^- time-a-b.nist.gov 1 10 377 205 +3280us[+3282us] +/- 28ms
===============================================================================
.- 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 6 3 80 +0.001 0.020 +4ns 157ns
time-a-g.nist.gov 26 17 448m -0.186 0.061 +4086us 646us
time-a-wwv.nist.gov 33 17 586m -0.247 0.040 +3831us 661us
time-a-b.nist.gov 38 19 10h -0.229 0.034 +3598us 714us
===============================================================================