Schlagintweit, Hermann von; Schlagintweit, Adolf; Schlagintweit, Robert von: Results of a scientific mission to India and High Asia: undertaken between the years MDCCCLIV and MDCCCLVIII, by order of the court of directors of the hon. East India Company (Band 1): Astronomical determinations of latitudes and longitudes and magnetic observations: during a scientific mission to India and High Asia (Leipzig, 1861)

group iv. panjab, sindh, and each.

37

Scale Readings of the Declinometer.
PeSHATJB, 1856-7, December and January.
Unit = y10 Minute.





7" 15m

9h

12h

2h

5h

8"

B, December

24

285

285

284

284

286

286

55

25

288

288

286

288

290

290

55

26

288

288

286

. . .

290

290

55

27

290

290

288

288

290

289

55

28

292

292

289

290

290

291

55

29

290

290



288

290

288

55

30

290

292

290

292

292

291

55

31

290

292

290

292

292

291

', January

1

290

292

290

292

292

293

55

2

292

293

290

290

292

292

55

3

294

293

289

292

292

292

55

4

292

294

291

292

292

290

55

5

294

294

292

292

292

292

55

6

292

294

292

292

292

292

55

7

294

296

293

294

294

295

55

8

293

296

294

293

294

294

55

9

294

295

294

294

294

295

55

10

294

296

295

294

294

294

55

11

294

295

295

294

295

296

55

12

295

295

294

294

294

295

55

13

294

295

294

295

295

296

55

14

294

296

294

294

295

294

55

15

293

295

294

294

295

296

55

16

294

295

295

296

296

297

55

17

295

296

297

296

299

298

55

18

295

296

295

297

297

298

55

19

294

297

296

296

297

297

Means . . .



292-2

293-4

292-2

292-4

292-9

293-0

The curve being completed and the mean of the 24 hours taken, the daily varia
tion of the declination for each hour was found to be as follows: