Table 1 Summary of repeat TLS measurements from October 2019 to May 2020 on MOSAiC.

mosaic_01_101819.RiSCAN

2019-10-18

Snow1

2

84.79°N, 133.09°E

mosaic_01_102019.RiSCAN

2019-10-20

Snow1

5

84.97°N, 132.76°E

mosaic_01_102519.RiSCAN

2019-10-25

Snow1

5

85.44°N, 128.15°E

mosaic_01_110119.RiSCAN

2019-11-01

Snow1

7

85.80°N, 122.97 ° E

mosaic_02_110619.RiSCAN

2019-11-06

Snow2

7

85.93°N, 117.74°E

mosaic_01_110819.RiSCAN

2019-11-08

Snow1

3

85.92°N, 116.53°E

mosaic_02_111319.RiSCAN

2019-11-13

Snow2

8

86.10°N, 117.84°E

mosaic_01_111519.RiSCAN

2019-11-15

Snow1

8

86.16°N, 118.20°E

mosaic_01b_061219.RiSCAN.RiSCAN.RiSCAN

2019-12-06^a

Snow1, Snow2

12

86.14°N, 122.25°E

mosaic_01_122719.RiSCAN

2019-12-27

Snow1

5

86.68°N, 115.95°E

mosaic_rov_040120.RiSCAN

2020-01-04

ROV

6

86.99°N, 115.44°E

mosaic_01_040120.RiSCAN

2020-01-04^a

Snow1

7

87.01°N, 115.35°E

mosaic_rov_110120.RiSCAN

2020-01-11

ROV

5

87.21°N, 111.40°E

mosaic_01_180120.RiSCAN

2020-01-18

Snow1

8

87.41°N, 98.27°E

mosaic_rov_190120.RiSCAN

2020-01-19

ROV

8

87.40°N, 98.36°E

mosaic_rov_250120.RiSCAN

2020-01-25

ROV

11

87.41°N, 92.79°E

mosaic_01_290120.RiSCAN

2020-01-29

Snow1

8

87.47°N, 95.18°E

mosaic_rov_040220.RiSCAN

2020-02-04

ROV

9

87.48°N, 95.30°E

mosaic_01_060220.RiSCAN

2020-02-06^a

Snow1, Snow2

16

87.60°N, 94.04°E

mosaic_01_150220.RiSCAN.RiSCAN

2020-02-15

Snow1

8

88.07°N, 79.87°E

mosaic_rov_220220.RiSCAN.RiSCAN

2020-02-22

ROV

9

88.58°N, 64.54°E

mosaic_01_280220.RiSCAN

2020-02-28

Snow1

7

88.34°N, 33.99°E

mosaic_rov_110320.RiSCAN

2020-03-11

ROV

1

88.27°N, 31.95°E

mosaic_rov_140320.RiSCAN.RiSCAN

2020-03-14

ROV

4

87.67°N, 24.59°E

mosaic_rov_180320.RiSCAN

2020-03-18

ROV

4

87.14°N, 17.28°E

mosaic_01_220320.RiSCAN

2020-03-22

Snow1

6

86.23°N, 15.70°E

mosaic_02_260320.RiSCAN

2020-03-26

Snow2

5

86.00°N, 13.09°E

mosaic_02_300320.RiSCAN.RiSCAN

2020-03-30

Snow2

5

85.38°N, 13.20°E

mosaic_02_040420.RiSCAN

2020-04-04^a

Snow2, ROV

11

84.67°N, 12.89°E

mosaic_01_080420.RiSCAN

2020-04-08

Snow1

4

84.48°N, 14.64°E

mosaic_01_080420b.RiSCAN

2020-04-08

Snow1

3

84.48°N, 14.64°E

mosaic_02_110420_rov.RiSCAN

2020-04-11

ROV

6

84.33°N, 14.75°E

mosaic_02_130420_2.RiSCAN

2020-04-13

Snow2

6

84.29°N, 14.96°E

mosaic_rov_170420.RiSCAN

2020-04-17

ROV

6

84.41°N, 13.67°E

mosaic_rs_170420.RiSCAN

2020-04-17

RS

1

84.41°N, 13.67°E

mosaic_rov_220420.RiSCAN

2020-04-22

ROV

6

84.13°N, 15.89°E

mosaic_rs_220420.RiSCAN

2020-04-22

RS

1

84.13°N, 15.89°E

mosaic_02_230420.RiSCAN

2020-04-23

Snow2

6

84.08°N, 16.05°E

mosaic_01_250420.RiSCAN.RiSCAN

2020-04-25

Snow1

4

84.00°N, 15.59°E

mosaic_01_260420.RiSCAN

2020-04-26

Snow1

3

83.93°N, 15.51°E

mosaic_rov_290420.RiSCAN

2020-04-29

ROV

7

84.02°N, 17.24°E

mosaic_02_300420.RiSCAN

2020-04-30

Snow2

6

83.94°N, 17.42°E

mosaic_rs_300420.RiSCAN

2020-04-30

RS

1

83.94°N, 17.42°E

mosaic_01_030520.RiSCAN

2020-05-03

Snow1

4

83.89°N, 17.96°E

mosaic_met_040520.RiSCAN

2020-05-04

MET

2

83.91°N, 18.35°E

mosaic_rov_02_090520.RiSCAN

2020-05-09

Snow2, ROV

12

83.79°N, 14.09°E