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 | 2024-03-29T10:51:43.000Z |
Leap Seconds | 18 |
Position |
Altitude HAE | 714.603 m | ±1.924 m |
Altitude MSL | 746.263 m |
Geoid Separation | -32.831 m |
Dilution of Precision
|
GDOP
| 2.29 |
HDOP |
1.01 |
PDOP
| 1.99 |
TDOP |
1.14 |
These statistics are generated every 15 minutes.
===============================================================================
Reference ID : 47505300 (GPS)
Stratum : 1
Ref time (UTC) : Fri Mar 29 10:44:45 2024
System time : 0.000000030 seconds slow of NTP time
Last offset : -0.000000056 seconds
RMS offset : 0.000000088 seconds
Frequency : 2.527 ppm fast
Residual freq : -0.000 ppm
Skew : 0.003 ppm
Root delay : 0.000000001 seconds
Root dispersion : 0.000016932 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 -84ns[ -136ns] +/- 208ns
^- time-a-g.nist.gov 1 10 377 187 +1123us[+1123us] +/- 42ms
^- time-a-wwv.nist.gov 1 10 377 26m +2963us[+2952us] +/- 27ms
^- time-a-b.nist.gov 1 10 377 618 +3564us[+3562us] +/- 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 9 5 128 -0.000 0.003 -1ns 70ns
time-a-g.nist.gov 17 9 310m -0.111 0.090 +1808us 499us
time-a-wwv.nist.gov 21 11 344m -0.092 0.092 +2772us 642us
time-a-b.nist.gov 6 3 86m +0.134 2.131 +3666us 1056us
===============================================================================