Differences of Solstices

ΔT [hr]

ΔIR/IW)

Rate ΔIR/IW

1st - 3rd

7959.59

0.12 ± 0.06

15.1 × 106

2nd - 4th

8729.00

0.15 ± 0.01

17.2 × 106

3rd - 5th

8788.16

0.02 ± 0.01

2.27 × 106

4th - 6th

8732.16

0.05 ± 0.01

5.72 × 106

5th - 7th

7894.59

0.25 ± 0.05

31.7 × 106