Table 2 Timeline of ChaSTE operations and key diurnal phases on the Moon

From: Higher surface temperatures near south polar region of the Moon measured by ChaSTE experiment on-board Chandrayaan-3

Event

UTC (on Earth)

LT (on Moon)

Sunrise at Moon at Shiv Shakti Point

21 August 10:26

06:14

Chandrayaan-3 Landing

23 August 12:34

07:56

ChaSTE Frangi Release

23 August 20:45

08:13

ChaSTE Switch ON

24 August 12:19

08:44

ChaSTE Deployment & Locking

24 August 12:21 to 12:32

08:44 to 08:45

ChaSTE First Penetration Start

24 Aug. 12:35

08:45

ChaSTE Probe Surface Contact

24 August 19:20

08:59

ChaSTE First Penetration Stop

24 August 20:07

09:00

ChaSTE Second Penetration Start

25 August 15:33

09:40

ChaSTE Second Penetration Stop

25 August 15:35

09:40

Lunar Noon

28 August 12:30

12:00

ChaSTE First Heating Experiment Start

1 September 02:07

14:54

ChaSTE First Heating Experiment Stop

1 September 05:43

15:01

ChaSTE First Heating Experiment Repeat Start

1 September 13:30

15:17

ChaSTE First Heating Experiment Repeat Stop

1 September 15:30

15:21

ChaSTE Second Heating Experiment Start

2 September 03:09

15:44

ChaSTE Second Heating Experiment Stop

2 September 06:18

15:51

Sunset at Station Shiv Shakti on the Moon

4 September 21:42

18:00