Table for firing with 7.5cm QF mountain gun L/14

 

 

Range

Angle of elevation

Fuze for normal

burst

Angle of

descent

Time of flight

Remaining

velocity

Height of burst for an interval

of 40 m

1/20 of degree

changes the

distance by

1/20 of degree

increases

the height of the trajectory by

1 graduation

of deflection

increases

the trajectory

laterally by

Size of the target required

to obtain 50% of hits

percussion

shrapnel

height

width

length

height

length

metres

degrees, 1/20

of degree

seconds

degrees

seconds

m/s

metres

metres

metres

metres

metres

metres

metres

metres

metres

100

- 0.6

0

18

0.31

324

19

0.1

0.1

0.1

0.1

16

0.1

23

200

- 0.1

36

0.62

319

19

0.2

0.2

0.2

0.2

16

0.3

23

300

0.5

1.0

54

0.93

314

0.6

18

0.3

0.3

0.3

0.2

17

0.4

24

400

0.11

1.4

1 12

1.25

309

0.8

18

0.3

0.4

0.4

0.3

17

0.6

24

500

0.16

1.8

1 31

1.58

304

1.1

18

0.4

0.5

0.5

0.4

18

0.8

25

600

1.2

2.1

1 50

1.91

300

1.3

18

0.5

0.6

0.6

0.5

18

1.0

25

700

1.8

2.5

2 09

2.25

296

1.5

17

0.6

0.7

0.7

0.6

18

1.2

25

800

1.14

2.9

2 29

2.59

292

1.7

17

0.7

0.8

0.8

0.7

19

1.4

26

900

2

3.3

2 50

2.94

288

2.0

17

0.8

0.9

1.0

0.7

19

1.6

26

1000

2.7

3.7

3 12

3.29

285

2.2

16

0.9

1.0

1.1

0.8

19

1.8

27

1100

2.13

4.0

3 34

3.65

281

2.5

16

1.0

1.1

1.2

0.9

20

2.1

27

1200

3

4.4

3 57

4.01

278

2.8

16

1.1

1.2

1.4

1.0

20

2.4

27

1300

3.6

4.8

4 21

4.38

275

3.0

16

1.1

1.3

1.6

1.1

21

2.7

28

1400

3.13

5.2

4 45

4.75

272

3.3

15

1.2

1.4

1.8

1.2

21

3.0

28

1500

4

5.6

5 11

5.12

269

3.6

15

1.3

1.5

2.0

1.3

22

3.3

29

1600

4.7

6.0

5 38

5.50

266

3.9

15

1.4

1.6

2.2

1.4

22

3.6

29

1700

4.14

6.4

6 05

5.88

264

4.3

15

1.5

1.7

2.4

1.5

23

4.0

30

1800

5.2

6.8

6 33

6.27

261

4.6

14

1.6

1.8

2.7

1.6

24

4.4

30

1900

5.9

7.2

7 02

6.66

259

4.9

14

1.7

1.9

3.0

1.7

24

4.8

30

2000

5.17

7.6

7 32

7.05

256

5.3

14

1.8

2.0

3.3

1.8

25

5.2

31

2100

6.5

8.0

8 02

7.45

254

5.6

13

1.8

2.1

3.6

1.9

25

5.7

31

2200

6.12

8.4

8 33

7.85

252

6.0

13

1.9

2.2

3.9

2.0

26

6.2

32

2300

7

8.8

9 04

8.26

249

6.4

13

2.0

2.3

4.3

2.2

27

6.7

32

2400

7.8

9.2

9 36

8.67

247

6.8

13

2.1

2.4

4.6

2.3

27

7.3

33

2500

7.17

9.6

10 09

9.09

245

7.2

12

2.2

2.5

5.1

2.4

28

7.8

33

2600

8.5

10.0

10 42

9.51

242

7.6

12

2.2

2.6

5.5

2.5

29

8.5

34

2700

8.13

10.4

11 17

9.94

240

8.0

12

2.3

2.7

6.0

2.7

30

9.1

34

2800

9.2

10.9

11 54

10.37

238

8.4

11

2.4

2.8

6.5

2.8

31

9.8

35

2900

9.11

11.3

12 31

10.81

236

8.9

11

2.5

2.9

7.0

2.9

31

10.5

35

3000

10

11.7

13 09

11.26

233

9.3

11

2.5

3.0

7.6

3.1

32

11.3

36

3100

10.9

12.2

13 48

11.71

231

9.8

11

2.6

3.1

3.2

33

12.1

36

3200

10.18

12.6

14 28

12.18

229

10.3

10

2.7

3.2

3.3

34

13.0

37

3300

11.8

13.1

15 10

12.66

227

10.8

10

2.7

3.3

3.5

36

13.9

37

3400

11.18

13.6

15 53

13.14

225

11.4

10

2.8

3.4

3.7

37

15.0

38

3500

12.8

14.1

1638

13.63

223

11.9

9

2.8

3.5

3.9

38

16.1

38

3600

12.19

14.6

17 24

14.14

222

12.5

9

2.9

3.6

4.0

40

17.4

39

3700

13.10

15.1

18 11

14.66

220

13.1

9

2.9

3.7

4.2

41

18.7

39

3800

14.1

15.6

18 59

15.19

218

13.8

8

2.9

3.8

4.4

42

20.0

40

3900

14.13

16.1

19 49

15.74

216

14.4

8

3.0

3.9

4.6

44

21.6

40

4000

15.6

16.7

20 42

16.31

215

15.1

8

3.0

4.0

4.8

46

23.3

41

4100

1518

17.3

21 37

16.90

213

15.8

8

3.0

4.1

5.1

47

25.0

42

4200

16.12

17.9

22 36

17.51

211

16.6

7

3.0

4.2

5.3

49

27.0

42

4300

17.6

18.5

23 39

18.15

210

17.5

7

3.0

4.3

5.6

51

29.0

43

4400

18

19.2

24 46

18.82

208

18.5

7

3.1

4.4

5.9

52

31.2

43

4500

18.16

19.9

25 56

19.52

206

19.5

6

3.1

4.5

6.1

54

33.4

44

4600

19.12

27 09

20.25

205

6

3.1

4.6

6.5

56

4700

20.9

28 26

21.01

204

6

3.1

4.7

6.8

58

4800

21.8

29 47

21.80

202

5

3.0

4.8

7.2

59

4900

22.7

31 12

22.62

201

5

3.0

4.9

7.6

61

5000

23.8

32 42

23.48

199

5

3.0

5.0

8.0

63