Wyrównać obserwację w danej sieci niwelacyjnej, przyjmując ich wagi jako wielkości odwrotnie proporcjonalne do długości ciągów. Obliczyć najprawdopodobniejsze wartości rzędnych punktów A,B,C, ich błędy średnie oraz średni błąd różnicy wysokości między punktami B i C po wyrównaniu. |
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Z1 = |
492,8841 |
m |
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Z2 = |
417,2896 |
m |
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Z3 = |
409,5822 |
m |
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Obserwacje |
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Długości ciągów |
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h1 = |
11,766 |
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d1 = |
2,20 |
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h2 = |
43,282 |
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d2 = |
4,70 |
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h3 = |
20,519 |
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d3 = |
2,12 |
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h4 = |
4,586 |
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d4 = |
3,93 |
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h5 = |
38,653 |
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d5 = |
5,31 |
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h6 = |
24,019 |
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d6 = |
6,51 |
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OBLICZENIA |
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Obliczam przybliżone wartości rzędnych |
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ZAprzyb = |
Z2 + h1ob = |
429,0556 |
m |
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ZBprzyb = |
Z1 – h3ob = |
472,3651 |
m |
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ZCprzyb = |
Z3 + h6ob = |
433,6012 |
m |
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Obliczam przybliżone wartości obserwacji. |
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h1prz |
= ZAprz – Z2 = |
11,7660 |
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h2prz |
= ZBprz – ZAprz = |
43,3095 |
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h3prz |
= Z1 – ZBprz = |
20,5190 |
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h4prz |
= ZCprz – ZAprz = |
4,54559999999998 |
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h5prz |
= ZBprz – ZCprz = |
38,7639 |
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h6prz |
= ZCprz – Z3 = |
24,0190 |
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Obliczam wagi jako wielkości odwrotnie proporcjonalne do długości boków |
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p1 = |
0,4545 |
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p2 = |
0,2128 |
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p3 = |
0,4717 |
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p4 = |
0,2545 |
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p5 = |
0,1883 |
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p6 = |
0,1536 |
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Układamy równanie poprawek dla poszczególnych obserwacji |
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V1 = + dzA + h1prz – h1ob = + dzA + 0,0 mm |
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V2 = - dzA + dzB + h2prz – h2ob = - dzA + dzB + 315,5 mm |
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V3 = - dzB + h3prz – h3ob = - dzB + 0,0 mm |
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V4 = - dzA + dzC + h4prz – h4ob = - dzA + dzC - 328,4 mm |
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V5 = + dzB - dzC + h5prz – h5ob = + dzB - dzC + 974,9 mm |
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V6 = - dzC + h6prz – h6ob = - dzC + 0,0 mm |
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3,9 |
-19,4 |
47,8 |
1,0 |
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1 |
dza |
dzb |
dzc |
1[mm] |
pierwp |
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3,9 |
V1 |
1 |
0 |
0 |
0,0 |
0,6742 |
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0,0039 |
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4,2 |
V2 |
-1 |
1 |
0 |
27,5 |
0,4613 |
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0,0042 |
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19,4 |
V3 |
0 |
-1 |
0 |
0,0 |
0,6868 |
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0,0194 |
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3,5 |
V4 |
-1 |
0 |
1 |
-40,4 |
0,5044 |
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0,0035 |
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43,7 |
V5 |
0 |
1 |
-1 |
110,9 |
0,4340 |
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0,0437 |
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47,8 |
V6 |
0 |
0 |
1 |
0,0 |
0,3919 |
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0,0478 |
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3,9 |
-19,4 |
47,8 |
1,0 |
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1 |
dza |
dzb |
dzc |
1[mm] |
suma |
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2,6 |
V1 |
0,6742 |
0,0000 |
0,0000 |
0,0000 |
0,6742 |
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0,6742 |
0,0000 |
0,0000 |
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1,9 |
V2 |
-0,4613 |
0,4613 |
0,0000 |
12,6848 |
12,6848 |
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-0,4613 |
0,4613 |
0,0000 |
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13,3 |
V3 |
0,0000 |
-0,6868 |
0,0000 |
0,0000 |
-0,6868 |
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0,0000 |
-0,6868 |
0,0000 |
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1,8 |
V4 |
-0,5044 |
0,0000 |
0,5044 |
-20,3791 |
-20,3791 |
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-0,5044 |
0,0000 |
0,5044 |
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19,0 |
V5 |
0,0000 |
0,4340 |
-0,4340 |
48,1265 |
48,1265 |
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0,0000 |
0,4340 |
-0,4340 |
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18,7 |
V6 |
0,0000 |
0,0000 |
0,3919 |
0,0000 |
0,3919 |
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0,0000 |
0,0000 |
0,3919 |
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dza |
dzb |
dzc |
1{mm} |
S1 |
suma1 |
tal |
f |
suma' |
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0,9218 |
-0,2128 |
-0,2545 |
4,4288 |
4,8834 |
4,8834 |
1,0000 |
0,0000 |
0,0000 |
0,0000 |
5,8834 |
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-0,2128 |
0,8728 |
-0,1883 |
26,7362 |
27,2079 |
27,2079 |
0,0000 |
1,0000 |
0,0000 |
-1,0000 |
27,2079 |
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-0,2545 |
-0,1883 |
0,5964 |
-31,1650 |
-31,0114 |
-31,0114 |
0,0000 |
0,0000 |
1,0000 |
1,0000 |
-29,0114 |
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dza |
dzb |
dzc |
1[mm] |
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R-1 |
Fi |
S2 |
suma2 |
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0,9601 |
-0,2216 |
-0,2650 |
4,6130 |
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1,0416 |
0,0000 |
0,0000 |
0,0000 |
6,1280 |
6,1280 |
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0,9076 |
-0,2722 |
30,5856 |
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0,2543 |
1,1018 |
0,0000 |
-1,1018 |
31,4753 |
31,4753 |
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0,6723 |
-32,1510 |
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0,5136 |
0,4461 |
1,4873 |
1,0412 |
-27,9904 |
-27,9904 |
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3,9277 |
-19,3574 |
47,8196 |
1,0000 |
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3,9277 |
-19,3574 |
47,8196 |
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kontrola warunku V^2=min |
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V2 = |
901,9249 |
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L2 – Λ2 = |
901,9249 |
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dzA |
3,9 |
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0,0039 |
m |
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dzB |
-19,4 |
mm = |
-0,0194 |
m |
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dzC |
47,8 |
mm = |
0,0478 |
m |
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zA |
429,0595 |
m |
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zB |
472,3457 |
m |
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zC |
433,6490 |
m |
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kontrola ostateczna |
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h1w |
11,7699 |
m |
h1w |
11,7699 |
m |
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h2w |
43,2862 |
m |
h2w |
43,2862 |
m |
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h3w |
20,5384 |
m |
h3w |
20,5384 |
m |
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h4w |
4,5895 |
m |
h4w |
4,5895 |
m |
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h5w |
38,6967 |
m |
h5w |
38,6967 |
m |
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h6w |
24,0668 |
m |
h6w |
24,0668 |
m |
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mo= |
0,0173 |
m |
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mZA= |
0,0206 |
m |
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mZB= |
0,0206 |
m |
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mZC= |
0,0258 |
m |
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mdeltazB-C= |
0,0263 |
m |
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