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Broadcast Outages for WWVB

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During normal operation, the 60 kHz signal from WWVB is transmitted 24 hours per day, 7 days a week. The table includes all periods since January 1, 2003 when the signal was turned off or intermittent for more than 5 minutes.

Date MJD Began (UTC) Ended (UTC)
12-27-2003 53000 0507 0548
11-29-2003 52972 1800 1910
11-15-2003 52958 0512 0620
11-11-2003 52954 1830 1920
10-29-2003 52941 1013 1112
10-20-2003 52932 0808 0916
10-19-2003 52931 1750 1905
10-19-2003 52931 0325 0420
10-14-2003 52926 0027 0118
10-13-2003 52925 0945 1053
09-19-2003 52901 0408 0428
09-19-2003 52901 0014 0048
09-18-2003 52900 1221 1312
09-15-2003 52897 0825 0930
07-24-2003 52844 0522 0546
07-06-2003 52826 0730 0808
07-04-2003 52824 1025 1100
07-03-2003 52823 Various* Various*
07-02-2003 52822 Various* Various*
07-01-2003 52821 Various* Various*
06-30-2003 52820 Various* Various*
06-27-2003 52817 Various* Various*
06-26-2003 52816 Various* Various*
06-25-2003 52815 Various* Various*
06-24-2003 52814 Various* Various*
06-23-2003 52813 Various* Various*
06-18-2003 52808 0912 0942
06-01-2003 52791 2250 2348
05-26-2003 52785 2040 2203
05-22-2003 52781 0404 0452
05-19-2003 52778 0933 1054
04-23-2003 52752 1329 1336
04-18-2003 52747 0118 0155
04-06-2003 52735 0713 0818
02-17-2003 52687 1100 1140

* Numerous short outages while station was undergoing maintenance and testing during daylight hours.

WWVB operated at reduced power during the time periods listed in the table below. The station normally outputs 50 kW.

Date MJD Began (UTC) Ended (UTC) Power Level
12-02-2003 52975 1500 2345 29 kW
12-01-2003 52974 1500 2345 29 kW
11-28-2003 52971 1500 2345 29 kW
11-26-2003 52969 1500 2345 29 kW
11-25-2003 52968 1500 2345 29 kW
11-24-2003 52967 1730 2345 29 kW
11-21-2003 52964 1802 2337 29 kW

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