Month

Klein days

Computed mean solar day

Daily duration (Hours)

Number of the day

Date

Number of the day

Date

January

17

17

17

17

12.02

February

47

16

45

14

11.99

March

75

16

60

1

12.01

April

105

15

106

16

12

May

135

15

135

15

12

June

162

11

166

12

12.03

July

199

17

198

17

11.99

August

228

16

228

16

12.01

September

258

15

256

13

12

October

288

15

291

18

11.88

November

318

14

319

15

12

December

344

10

343

9

11.99