ITU-R TF.457-2 FRENCH-1997
标准频率和时间信号业务对儒略日期的使用
USE OF THE MODIFIED JULIAN DATE BY THE STANDARD-FREQUENCY AND TIME-SIGNAL SERVICES
- 标准号
- ITU-R TF.457-2 FRENCH-1997
- 发布日期
- 1997年01月01日
- 实施日期
- 废止日期
- 无
- 中国标准分类号
- M04
- 发布单位
- IX-ITU
- 被代替标准
- ITU-R TF.457-2-1974
- 适用范围
- The ITU Radiocommunication Assembly considering a) that for dating purposes a decimal day count is desirable in connection with the use of radio time signals and radio time codes; b) that a decimal day count with reference to universal time (UT), the Julian date (JD), has long been established for dating in astronomy, chronology and related sciences.