Run 7241 GPS features


Run 7241 had besides peaks at -3.4 and 0.1 µs in GPS1-GPS2 as nearby runs also some worse features with 61 underflows and 683 overflows in the diagram (i.e. outside the range -10 µs to 10 µs, see plots). Inside the ±10 µs interval there is a peak at -3.4±0.1 µs with 650993 events, a peak at 0.1±0.1 µs with 83019 events and 1 event with +3.2 µs. Details on the 61 underflows and 683 overflows are given below.



file        events         dt       #   Comment

 000        1 - 56        -68 s     56  At event 1 GPS2 suddenly +68 s

 030  1589057             -0.1 s     1  GPS µs suddenly zeroed
                                        At the same time a GPS3 popping up!
      1589058 - 1589127   +0.9 s    70
      1589128 - 1589290   +1.0 s   163

 126  6636634             -1.0 s     1  GPS1 and GPS2 µs suddenly zeroed
                                        GPS3 appearing again!
      6636635 - 6636698   +0.77 s   64
      6636699 - 6636872   +1.0 s   174

      6655113             -1.0 s     1  GPS1 & GPS2 zeroed decimals / GPS3 on
      6655114 - 6655173   +0.68 s   60
      6655174 - 6655202   +1.0 s    29  GPS1 +0.335 s, GPS2 +0.017 s
      6655203             -2.0 s     1  GPS1 & GPS2 zeroed decimals / GPS3 on
      6655204             -1.0 s     1  GPS1 +1 s (zero decimals)
      6655205 - 6655258   +1.7 s    54  GPS2  + 0.3 s. GPS3 off.
      6655259 - 6655327   +3.0 s    69  GPS1 +1.3 s

                    Sum     <0 s    61
                            >0 s   683