[2.7.1-RELEASE][root@pfSense.[redacted].com]/var/etc: ntpq -pn
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
o127.127.20.0    .GPS.            0 l    8   16  377    0.000   +1.300   0.002
 time.nist.gov   .POOL.          16 p    -   64    0    0.000   +0.000   0.000
+132.163.96.3    .NIST.           1 u    2   64  377   52.505   +1.864   0.765
+132.163.96.2    .NIST.           1 u   45   64  377   52.455   +1.856   0.661
+132.163.97.2    .NIST.           1 u   44   64  377   56.045   +1.572   0.504


[2.7.1-RELEASE][root@pfSense.[redacted].com]/var/etc: ntptime
ntp_gettime() returns code 0 (OK)
  time e90f05c6.31da6a44  Mon, Nov 27 2023  7:10:46.194, (.194739320),
  maximum error 7535 us, estimated error 4 us, TAI offset 0
ntp_adjtime() returns code 0 (OK)
  modes 0x0 (),
  offset 1.552 us, frequency -33.205 ppm, interval 256 s,
  maximum error 7535 us, estimated error 4 us,
  status 0x2107 (PLL,PPSFREQ,PPSTIME,PPSSIGNAL,NANO),
  time constant 4, precision 0.001 us, tolerance 496 ppm,
  pps frequency -33.205 ppm, stability 0.023 ppm, jitter 2.675 us,
  intervals 2226, jitter exceeded 278, stability exceeded 0, errors 5.


[2.7.1-RELEASE][root@pfSense.[redacted].com]/var/etc: ntpq -c kerninfo
associd=0 status=041d leap_none, sync_uhf_radio, 1 event, kern,
pll offset:            0.001854
pll frequency:         -33.2055
maximum error:         4.035
estimated error:       0.004
kernel status:         pll ppsfreq ppstime ppssignal nano
pll time constant:     4
precision:             1e-06
frequency tolerance:   495.911
pps frequency:         -33.2055
pps stability:         0.0227661
pps jitter:            0.005
calibration interval   256
calibration cycles:    2226
jitter exceeded:       278
stability exceeded:    0
calibration errors:    5


[2.7.1-RELEASE][root@pfSense.[redacted].com]/var/etc: ntpq -c sysinfo
associd=0 status=041d leap_none, sync_uhf_radio, 1 event, kern,
system peer:        GPS_NMEA(0)
system peer mode:   client
leap indicator:     00
stratum:            1
log2 precision:     -21
root delay:         0.000
root dispersion:    1.687
reference ID:       GPS
reference time:     e90f05ea.8c07932b  Mon, Nov 27 2023  7:11:22.546
system jitter:      0.002014
clock jitter:       0.005
clock wander:       0.004
broadcast delay:    -50.000
symm. auth. delay:  0.000