# otp.Operation.dt.get_nanos_within_msec #### \_DtAccessor.get_nanos_within_msec() Returns number of nanoseconds retained in a millisecond from a timestamp value. ### Examples ```pycon >>> data = otp.Ticks(X=[otp.dt(2022, 5, 1, 15, 0, 6, 123, i) for i in range(10, 17)]) >>> data['Y'] = data['X'].dt.get_nanos_within_msec() >>> otp.run(data)[['X', 'Y']] X Y 0 2022-05-01 15:00:06.000123010 123010 1 2022-05-01 15:00:06.000123011 123011 2 2022-05-01 15:00:06.000123012 123012 3 2022-05-01 15:00:06.000123013 123013 4 2022-05-01 15:00:06.000123014 123014 5 2022-05-01 15:00:06.000123015 123015 6 2022-05-01 15:00:06.000123016 123016 ``` #### SEE ALSO **GET_NANOS_WITHIN_MSEC** OneTick function