gmt                            sec
1970-01-01T00:00:00Z           0.00000000
1970-01-01T00:00:00.Z          (error)
1970-01-01T00:00:01Z           1.00000000
1970-01-01T00:00:01.0Z         1.00000000
1970-01-01T00:00:10Z           10.00000000
1970-01-01T00:00:10.00Z        10.00000000
1970-01-01T00:01:40Z           100.00000000
1970-01-01T00:01:40.1Z         100.10000000
1970-01-01T00:16:40Z           1000.00000000
1970-01-01T00:16:40.12Z        1000.12000000
1970-01-01T02:46:40Z           10000.00000000
1970-01-01T02:46:40.123Z       10000.12300000
1970-01-02T03:46:40Z           100000.00000000
1970-01-02T03:46:40.1234Z      100000.12340000
1970-01-12T13:46:40Z           1000000.00000000
1970-01-12T13:46:40.12345Z     1000000.12345000
1970-04-26T17:46:40Z           10000000.00000000
1970-04-26T17:46:40.123456Z    10000000.12345600
1973-03-03T09:46:40Z           100000000.00000000
1973-03-03T09:46:40.1234567Z   100000000.12345670
2001-09-09T01:46:40Z           1000000000.00000000
2001-09-09T01:46:40.12345678Z  1000000000.12345672
2015-05-19T11:49:40Z           1432036180.00000000
2015-05-19T11:49:40.123456789Z 1432036180.12345672
2017-07-14T02:40:00Z           1500000000.00000000
2017-07-14T02:40:00.999Z       1500000000.99900007
2033-05-18T03:33:20Z           2000000000.00000000
2033-05-18T03:33:20.999999Z    2000000000.99999905
