Created Friday 08 November 2019
Serial Number : DA36.1981
New : 02/11/16
Date Δntp(s) Rate Error(s/d) Comment ============================================ 05/11/16 +1.0 +0.8 06/11/16 +1.7 +0.6 07/11/16 +1.9 +0.2 08/11/16 +2.6 +0.7 09/11/16 +2.8 +0.2 10/11/16 +3.2 +0.4 11/11/16 +2.6 -0.6 12/11/16 +2.7 +0.1 13/11/16 +2.8 +0.1 14/11/16 +3.5 +0.7 15/11/16 +4.9 +1.4 16/11/16 +5.3 +0.4 17/11/16 +5.3 +0.0 18/11/16 +6.8 +1.4 19/11/16 +8.5 +1.7 20/11/16 +8.9 +0.4 21/11/16 +10.1 +1.2 22/11/16 +10.5 +0.4 23/11/16 +11.5 +1.0 24/11/16 +11.8 +0.2 25/11/16 +12.1 +0.4 26/11/16 +13.2 +1.1 27/11/16 +13.4 +0.2 28/11/16 +14.7 +1.4 29/11/16 +15.8 +1.0 30/11/16 +17.3 +1.6 01/12/16 +19.3 +2.0 02/12/16 +19.7 +0.6 1 month old. Worn daily 03/12/16 +20.1 +0.4 04/12/16 +21.2 +1.1 05/12/16 +22.9 +1.8 06/12/16 +22.0 -0.8 07/12/16 +22.8 +0.7 08/12/16 +23.4 +0.7 09/12/16 +23.3 -0.2 10/12/16 +25.0 +1.7 11/12/16 +26.6 +1.6 12/12/16 +27.2 +0.7 13/12/16 +28.9 +1.6 14/12/16 +29.1 +0.2 15/12/16 +30.6 +1.5 16/12/16 +31.3 +0.6 17/12/16 +33.1 +1.9 Rate increasing? 18/12/16 +35.1 +2.0 19/12/16 +36.2 +1.0 20/12/16 +37.4 +1.2 21/12/16 +39.4 +2.0 22/12/16 +41.9 +2.5 23/12/16 +44.5 +2.6 24/12/16 +47.2 +2.7 Reset time to +0.1s 25/12/16 +1.2 +1.2 26/12/16 +3.6 +2.7 27/12/16 +5.3 +1.7 28/12/16 +6.7 +1.4 29/12/16 +9.8 +3.1 Biggest daily rate error so far 30/12/16 +12.1 +2.3 01/01/17 +14.3 +1.1 02/01/17 +16.9 +2.6 2 months old. Worn daily 03/01/17 +18.5 +1.8 04/01/17 +18.4 -0.1 05/01/17 +20.7 +2.3 06/01/17 +20.9 +0.2 07/01/17 +21.8 +0.9 08/01/17 +23.3 +1.4 09/01/17 +23.8 +0.5 10/01/17 +24.3 +0.5 Gap in recording.... 09/02/17 -5.1 +0.2 3 months old. Worn daily 10/02/17 -6.1 -1.0 Rate decreasing? 11/02/17 -6.3 -0.2 12/02/17 -6.9 -0.6 13/02/17 -7.3 -0.4 14/02/17 -7,3 +0.0 15/02/17 -7.6 -0.2 16/02/17 -7.8 -0.2 17/02/17 -8.5 +0.8 18/02/17 -7.2 +1.8 19/02/17 -7.6 -0.4 20/02/17 -8.5 -1.0 21/02/17 -9.2 -0.6 22/02/17 -10.4 -0.9 24/02/17 -10.0 +0.2 25/02/17 -9.3 +0.7 26/02/17 -8.4 +0.9 27/02/17 -7.4 +1.1 28/02/17 -7.2 +0.2 01/03/17 -7.7 -0.5 02/03/17 -7.6 -0.2 4 months old. Worn daily. 03/03/17 -6.7 +0.9 04/03/17 -8.0 -1.3 05/03/17 -7.4 +0.6 06/03/17 -7.9 -0.6 07/03/17 -7.8 +0.2 08/03/17 -5.7 +2.1 09/03/17 -4.0 +1.7 10/03/17 -4.8 -0.9 11/03/17 -4.2 +0.6 12/03/17 -4.4 -0.2 13/03/17 -5.5 -1.2 14/03/17 -4.5 +1.0 15/03/17 -3.7 +0.8 16/03/17 -3.7 +0.0 17/03/17 -3.9 -0.3 18/03/17 -4.3 -0.3 19/03/17 -3.8 +0.4 20/03/17 -3.0 +0.8 21/03/17 -1.9 +1.1 22/03/19 -1.2 +0.7 23/03/17 -0.8 +0.5 24/03/17 -1.5 -0.8 25/03/17 -0.4 +1.0 26/03/17 -0.6 --- Reset to DST. No rate yet 27/03/17 -1.1 -0.5 28/03/17 -2.4 -1.4 29/03/17 -1.7 +0.7 30/03/17 -4.8 -2.8 31/03/17 -3.9 +0.7 01/04/17 -4.6 -0.7 02/04/17 -4.9 -0.2 5 months old. Worn daily 03/04/17 -4.5 +0.3 04/04/17 -4.0 +0.5 05/04/17 -4.1 -0.1 06/04/17 -4.4 -0.3 07/04/17 -5.1 -0.7 08/04/17 -5.5 -0.4 09/04/17 -6.8 -1.2 10/04/17 -5.5 +1.4 11/04/17 -4.4 +1.0 12/04/17 -3.7 +0.7 13/04/17 -3.7 -0.1 14/04/17 -2.8 +0.9 15/04/17 -4.3 -1.4 16/04/17 -3.7 +0.5 17/04/17 -3.4 +0.4 18/04/17 -4.2 -0.9 19/04/17 -4.2 +0.0 20/04/17 -6.4 -2.1 21/04/17 -6.2 +0.2 22/04/17 -6.9 -0.7 23/04/17 -7.0 -0.1 24/04/17 -7.1 -0.1 25/04/17 -5.9 +1.3 26/04/17 -6.1 -0.2 27/04/17 -5.8 +0.3 28/04/17 -5.0 +0.8 29/04/17 -4.0 +1.0 30/04/17 -1.9 +2.0 01/05/17 -1.9 +0.0 02/05/17 -1.8 +0.1 6 months old. Worn daily gap in recording 23/05/17 -37.0 -2.0 average over period 26/03/17 -- 23/05/17 = -1/6 s/d 29/05/17 -44.0 -1.0 03/06/17 -49.4 -1.2 7 months old. Worn daily. Time reset to +15s 04/06/17 +14.9 +0.3 05/06/17 +12.4 -2.6 06/06/17 +11.8 -0.6 07/06/17 +10.3 -1.4 gap in recording 26/06/17 -18.3 -2.1 average since 03/06/17 (23 days) = -1.4 s/d gap in recording 11/08/17 +2.4 -2.9 9 months old. Worn daily 12/08/17 +1.0 -1.2 14/08/17 -4.3 -2.8 16/08/17 -8.4 -2.0 19/08/17 -15.6 -2.5 20/08/17 -18.2 -2.4 Rate decreasing? 21/08/17 -20.3 -2.3 22/08/17 -23.2 -2.9 23/08/17 -25.7 -2.5 Seems consistent < -2 s/d after 9 months daily wear 24/08/17 -28.5 -2.8 25/08/17 -30.7 -2.1 26/08/17 -33.6 -2.9 27/08/17 -42.3 -8.7 not worn for 24 hours. dial up. reset to +39.8s 28/08/17 +36.2 -4.0 29/08/17 +32.4 -3.8 30/08/17 +31.1 -1.3 31/08/17 +27.8 -3.3 01/09/17 +24.5 -3.3 02/09/17 +22.2 -2.5 10 months old. Worn daily 03/09/17 +18.8 -3.2 04/09/17 +17.2 -1.6 05/09/17 +14.6 -2.6 06/09/17 +13.3 -1.3 07/09/17 +9.0 -4.4 Biggest daily error so far. 08/09/17 +6.1 -2.8 09/09/17 +3.8 -2.3 10/09/17 +0.0 -3.6 11/09/17 -1.0 -1.0 12/09/17 -4.0 -3.1 after dial up 24 hours. manual wind 20 turns. 14/09/17 -9.0 -1.1 15/09/17 -11.8 -2.8 16/09/17 -16.3 no rate yet - new period started on new 'phone 17/09/17 -21.1 -3.4 18/09/17 -25.8 -5.2 rate decreasing further? 19/09/17 -29.6 -3.7 20/09/17 -34.1 -4.3 21/09/17 -38.4 -4.3 22/09/17 -41.8 -3.4 23/09/17 -44.8 -2.9 24/09/17 -49.4 -4.4 25/09/17 -55.3 -6.5 biggest daily error so far 26/09/17 -58.6 -3.2 27/09/17 -61.2 -2.6 28/09/17 -64.0 -2.7 29/09/17 -67.5 -3.6 reset to +59.7s 30/09/17 +56.8 -2.8 01/10/17 +52.9 -3.9 02/10/17 +49.6 -3.4 11 months old. Worn daily 03/10/17 +46.4 -3.2 04/10/17 +43.3 -3.1 05/10/17 +40.5 -2.7 06/10/17 +37.6 -3.1 07/10/17 +32.2 -5.6 14/10/17 +8.9 -2.0 15/10/17 +6.4 -3.7 16/10/17 +3.9 -2.6 17/10/17 +0.2 -3.7 18/10/17 +1.6 +1.5 dial down overnight. positive rate! 19/10/17 -1.6 -3.0 20/10/17 -4.3 -2.7 21/10/17 -6.3 -1.9 22/10/17 -7.6 -1.3 23/10/17 -10.4 -3.0 24/10/17 -12.2 -1.9 25/10/17 -12.1 +0.1 dial down overnight 26/10/17 -12.6 -0.5 dial down overnight 27/10/17 -14.1 -1.5 dial down overnight 28/10/17 -14.5 -0.4 29/10/17 -17.9 -3.2 DST ends. Reset to +59.6s 30/10/17 +57.4 -2.4 31/10/17 +55.9 -1.5 01/11/17 +53.7 -1.9 02/11/17 +50.8 -2.9 12 months old. Worn daily. rate now average -2.1 s/d 03/11/17 +48.3 -3.0 04/11/17 +45.1 -3.1 05/11/17 +41.5 -3.5 06/11/17 +37.8 -3.6 07/11/17 +34.3 -3.7 rate dropping below -3 s/d 08/11/17 +30.3 -4.0 09/11/17 +26.6 -3.5 10/11/17 +23.2 -3.7 11/11/17 +22.7 -0.5 12/11/17 +19.9 -2.8 14/11/17 +13.1 -3.4 15/11/17 +9.7 -3.4 16/11/17 +6.2 -3.5 17/11/17 +2.7 -3.5 18/11/17 -0.8 -3.4 19/11/17 -4.6 -3.9 20/11/17 -7.3 -3.0 21/11/17 -9.5 -2.2 22/11/17 -12.2 -2.6 24/11/17 -18.9 -3.4 25/11/17 -21.4 -2.6 26/11/17 -22.8 -1.2 27/11/17 -25.7 -3.0 28/11/17 -27.8 -2.1 29/11/17 -30.6 -2.7 30/11/17 -33.6 -3.3 01/12/17 -36.1 -2.4 reset to ~ +60 s 02/12/17 +55.8 -3.5 13 months old. Worn daily 03/12/17 +54.3 -1.5 04/12/17 +51.1 -3.3 05/12/17 +48.4 -2.7 06/12/17 +45.5 -2.9 07/12/17 +42.0 -3.5 08/12/17 +39.7 -2.2 09/12/17 +34.3 -2.1 11/12/17 +32.4 -2.1 12/12/17 +30.8 -1.6 9-up overnight 13/12/17 +28.9 -1.9 9-up overnight 14/12/17 +27.2 -1.6 9-up overnight 15/12/17 +26.0 -1.3 9-up overnight 16/12/17 +24.8 -1.2 12-up overnight 17/12/17 +24.1 -0.6 12-up overnight 18/12/17 +22.0 -2.3 19/12/17 +20.9 -1.1 __1st attempt to regulate → __ 20/12/17 +22.1 +4.0 after regulation and dial-down overnight 21/12/17 +22.5 +0.4 dial-up overnight (usual position) 22/12/17 +22.7 +0.1 regulation seems to have corrected rate error 23/12/17 +22.3 -0.4 time reset to -0.3 s 24/12/17 -0.2 +0.1 25/12/17 -0.1 +0,1 26/12/17 +0.4 +0.5 27/12/17 +0.6 +0.2 28/12/17 +1.6 +1.0 29/12/17 +1.6 +0.0 30/12/17 +5.8 +4.0 dial up for previous afternoon and overnight = fast rate 31/12/17 +0.6 -5.5 6-up for previous afternoon & overnight to slow rate and correct for yesterday 01/01/18 -0.1 -0.6 02/01/18 +1.9 +2.0 14 months old. Regulated once so far (19/12/17). Worn daily 03/01/18 +2.7 +0.9 04/01/18 +3.0 +0.3 05/01/18 +5.2 +2.2 06/01/18 +7.0 +1.6 07/01/18 +7.9 +1.0 08/01/18 +7.1 -0.9 6-up overnight micro-regulation... 09/01/18 +6.7 -0.4 6-up overnight 10/01/18 +6.4 -0.3 6-up overnight 11/01/18 +5.3 -1.0 6-up overnight 12/01/18 +3.1 -2.3 6-up overnight 13/01/18 +4.7 +1.6 back to dial-up overnight 14/01/18 +4.3 -0.4 6-up evening / dial-up overnight 15/01/18 +1.4 -2.7 dial up overnight. strange rate? 16/01/18 -3.0 -4.8 rate dropping again? 17/01/18 -6.2 -3.3 ?? 18/01/18 -8.8 -2.6 ? 19/01/18 -11.0 -2.2 20/01/18 -16.1 -5.1 ??? 21/01/18 -19.2 -3.0 ?? 22/01/18 -22.2 -3.7 __regulated later in day to attempt to correct recent -ve rate__ 23/01/18 -22.1 +0.8 timegrapher showed odd spells of low amplitude. 24/01/18 -20.5 +1.5 25/01/18 -17.6 +2.8 26/01/18 -16.0 +1.7 27/01/18 -12.2 +3.5 28/01/18 -8.7 +3.5 going +ve now!! 29/01/18 -8.0 +0.7 30/01/18 -4.5 +3.5 31/01/18 -6.6 -2.0 6-up overnight 01/02/18 -4.3 +2.4 02/02/18 -2.5 +1.8 15 months old. Regulated twice now (19/12/17 and 22/01/18) 03/02/18 -4.5 -2.3 3-up overnight 04/02/18 -3.2 +1.3 05/02/18 -1.0 +2.4 06/02/18 -2.2 -1.3 07/02/18 -1.2 +0.9 08/02/18 +3.0 +4.2 09/02/18 +2.6 -0.4 10/02/18 +4.4 +1.7 11/02/18 -17.0 -19.5 6-up from 4pm yesterday & overnight. big loss in this position 12/02/18 -14.5 +2.8 13/02/18 -12.4 +2.1 14/02/18 -13.1 -0.7 15/02/18 -11.4 +1.7 16/02/18 -12.2 -0.7 seems to be getting more variable over time. 17/02/18 -9.7 +2.3 18/02/18 -14.2 -4.4 dial up from yesterday afternoon. power low? 19/02/18 -15.2 -1.0 dial up from 1600 previous day until 0800 20/02/18 -12.6 +2.8 21/02/18 -12.6 +0.0 22/02/18 -6.9 +5.4 rate increasing now!!? 23/02/18 -2.1 +5.3 24/02/18 +3.3 +5.0 25/02/18 +7.8 +4.6 26/02/18 +13.5 +5.7 27/02/18 +19.6 +6.2 28/02/18 +25.2 +5.7 01/03/18 +33.6 +8.3 ?! reset to -1.1s 02/03/18 +4.7 +5.9 16 months old. Worn daily. rate more variable and increasing? 03/03/18 +12.1 +6.9 04/03/18 +18.3 +6.5 05/03/18 +24.1 +5.8 06/03/18 +31.9 +8.1 07/03/18 +37.2 +5.4 08/03/18 +44.6 +6.9 __Regulated for 3rd time__ to reduce rate. 09/03/18 +44.4 -0.1 10/03/18 +42.8 -1.6 too far? 11/03/18 +41.9 -0.9 12/03/18 +38.2 -3.8 worn 24/7 13/03/18 +36.0 -2.3 14/03/18 +34.1 -1.8 15/03/18 +32.9 -1.2 16/03/18 +30.5 -2.6 17/03/18 +27.7 -2.8 18/03/18 +25.2 -2.3 19/03/18 +22.8 -2.5 20/02/18 +19.3 -3.4 21/03/18 +18.4 -0.9 22/03/18 +17.7 -0.7 23/03/18 +13.8 -4.1 __regulated for 4th time__ to increase rate 24/03/18 +13.2 -0.5 25/03/18 +12.6 -0.6 reset to DST. -0.7s 26/03/18 +0.3 +1.2 27/03/18 +0.5 +0.2 28/03/18 +0.7 +0.1 29/03/18 +1.8 +1.0 30/03/18 +1.2 -0.6 31/03/18 +3.0 +1.8 01/04/18 +5.2 +2.1 02/04/18 +5.1 -0.1 17 months old. Worn daily. 03/04/18 +5.1 +0.0 04/04/18 +4.9 -0.3 05/04/18 +4.7 -0.2 06/04/18 +4.6 -0.1 07/04/18 +4.2 -0.3 08/04/18 +3.0 -1.2 09/04/18 +3.5 +0.4 10/04/18 +2.8 -0.6 11/04/18 +1.9 -1.0 12/04/18 +1.7 -0.2 14/04/18 -1.6 -1.6 15/04/18 -2.1 -0.5 16/04/18 -2.6 -0.5 17/04/18 -3.4 -0.9 18/04/18 -3.9 -0.5 19/04/18 -8.3 -4.2 ??! 20/04/18 -8.5 -0.2 21/04/18 -8.4 +0.1 22/04/18 -8.4 +0.0 23/04/18 -9.1 -0.7 24/04/18 -9.8 -0.7 25/04/18 -10.9 -1.1 26/04/18 -10.7 +0.2 28/04/18 -11.1 -0.2 29/04/18 -11.6 -0.5 01/05/18 -12.0 -1.1 07/05/18 -17.8 -2.0 time reset. 18 months old. 08/05/18 -1.5 -1.0 Big break for heart attack and recovery..... 17/07/18 -12.7 -6.7 first day back after 2 month break. 20 months old 18/07/18 -15.0 -2.5 19/07/18 -18.2 -3.3 20/07/18 -24.3 -6.0 ???! 21/07/18 -27.2 -2.5 22/07/18 -27.9 -0.8 23/07/18 -29.9 -2.1 variable day to day? 24/07/18 -33.2 -3.3 25/07/18 -24.8 -1.5 26/07/18 -37.2 -2.5 27/07/18 -38.8 -1.5 28/07/18 -40.9 -2.2 29/07/18 -42.9 -1.9 30/07/18 -47.9 -5.4 31/07/18 -49.1 -1.2 01/08/18 -51.2 -2.0 02/08/18 -52.5 -1.4 21 months old. 03/08/18 -54.9 -2.3 time reset to +28.5 04/08/18 +27.4 -1.1 05/08/18 +26.2 -1.1 06/08/18 +17.0 -9.8 ???!!! 07/08/18 +14.9 -2.0 08/08/18 +12.6 -2.4 09/08/18 +10.5 -2.0 10/08/18 +9.1 -1.4 11/08/18 +6.2 -3.0 12/08/18 +9.7 +3.1 dial down overnight 13/08/18 +9.1 -0.7 14/08/18 +10.3 +1.1 dial down overnight 15/08/18 +12.4 +2.1 dial down overnight 16/08/18 +12.6 +0.2 dial down overnight 17/08/18 +12.4 -0.2 dial down overnight 18/08/18 +12.4 +0.0 dial down overnight 19/08/18 +9.1 -3.3 dial down overnight ??? 20/08/18 +8.1 -1.1 dial down overnight 21/08/18 +5.5 -2.6 dial down overnight ?? slowing?? 22/08/18 +6.0 +0.5 dial down overnight 23/08/18 +4.3 -1.6 dial down overnight 24/08/18 +2.6 -1.7 12-up overnight 25/08/18 +0.5 -2.0 dial up overnight (usual position) 26/08/18 -1.1 -1.6 27/08/18 -1.2 -0.1 28/08/18 -3.6 -2.4 29/08/18 -5.7 -2.1 30/08/18 -36.3 -31.4 ????? Massive loss in one day!!! Rate and amplitude errors v. bad on Timegrapher. Put aside until October 2019!! Tested and worn.... no obvious problems. Still suspicious of winding/power issues. 31/10/19 -2.2 -3.3 01/11/19 -4.2 -2.0 02/11/19 -6.7 -2.3 2 years old. 13 months un-wound after observed problems Aug 2018. 03/11/19 -7.5 -0.8 dial down overnight 04/11/19 -8.5 -1.0 dial down overnight 05/11/19 Power reserve test in progress.... 06/11/19 -3.6 new period after power reserve test (33:52 running time off-wrist) 07/11/19 -6.1 -2.6 08/11/19 -7.5 -1.6 dial down overnight 09/11/19 -9.5 -1.7 dial down overnight 10/11/19 -11.9 -2.4 dial down overnight 11/11/19 -14.1 -2.3 dial up overnight. Low amp. observed during the previous day? 12/11/19 -16.2 -2.2 Overnight on winder. Low amp. observed during the previous day 13/11/19 -18.6 -2.3 overnight on winder. being consistent day → day despite amplitude concerns. 14/11/19 -21.0 -2.3 overnight on winder. New period - fault re-appearing 14/11/19 -32.6 -44.9 (21:04:32) on winder for previous hour. 2 seconds lost. 15/11/19 -45.2 -19.5 (17:36:45) on TG since 06:30.... variable amp. & poor rate
Page Updated: 06/03/25 06:49 GMT