ORDER OF EVENTS IN ICOSATHLON (double decathlon)

Order of men's (and women's) icosathlon events Order of women's icosathlon events
Day 1 Day 1
100 m 100 m
Long jump Discus throw
200 m hurdles 200 m hurdles
Shot put Pole vault
5000 m 5000 m
At least 1.30 hour between the starts of 5000 m and 800 m At least 1.30 hour between the starts of 5000 m and 800 m
800 m 800 m
High jump Javelin throw
400 m 400 m
Hammer throw Triple jump
3000 m steeplechase 3000 m steeplechase
Day 2 Day 2
110 m hurdles 100 m hurdles
Discus throw Long jump
200 m 200 m
Pole vault Shot put
3000 m 3000 m
At least 1.20 hour between the starts of 3000 m and 400 m hurdles At least 1.20 hour between the starts of 3000 m and 400 m hurdles
400 m hurdles 400 m hurdles
Javelin throw High jump
1500 m 1500 m
Triple jump Hammer throw
10000 m 10000 m
 
Note: in one day icosathlon at least 1.20 hour between the starts of 3000 m ST and 100/110 m H  

ORDER OF EVENTS IN TETRADECATHLON (double heptathlon)

Order of women's tetradecathlon events
Day 1
100 m hurdles
High jump
1500 m
At least 1.10 hour between the starts of 1500 m and 400 m hurdles
400 m hurdles
Shot put
200 m
Day 2
100 m
Long Jump
400 m
Javelin throw
800 m
At least 1.10 hour between the starts of 800 m and 200 m hurdles
200 m hurdles
Discus throw
3000 m

Note: in one day tetradecathlon at least 1.00 hour between the starts of 200 m and 100 m