To provide a time correcting device etc., capable of highly precisely correcting time while the power consumption doesn't increase, even in the case ultra minute power is needed and a location is largely moved.
The time correction device 10 comprises: a positioning part; a time correction information storage part 73; a time information correcting part 53; an altitude information acquisition part 561; an altitude information acquisition interval modification part 562; and an altitude information memory part 70. Therein, the time correction basic information storage part for storing basic information 731 etc., for forming time correction information, and the time correction information formation part 52 for forming the time correction information based on the time correction basic information are selected and performed based on altitude information 711 and 712.
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