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Test 5103 (part 1), Lambert Conic Conformal (2SP), v2-0_2011-06-28.

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<gie>

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operation  +proj=pipeline
           +step +init=epsg:4313 +inv
           +step +init=epsg:31370

tolerance  30 mm
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accept    5 58
expect    187742.7 969521.653

accept    5 57
expect    188698.877 857277.135

accept    5 56
expect    189652.853 745291.184

accept    5 55
expect    190604.967 633523.672

accept    5 54
expect    191555.55 521935.9

accept    5 53
expect    192504.921 410490.433

accept    5.3876389 52.1561606
expect    219843.841 316827.604

accept    4 51
expect    124202.936 187756.876

accept    4 50
expect    123652.406 76521.628

accept    4 49
expect    123101.889 -34711.068

accept    3.3137281 47.9752611
expect    71254.553 -148236.592

accept    3 53
expect    58108.966 411155.591

accept    4 53
expect    125304.704 410370.504

accept    5 53
expect    192504.921 410490.433

accept    6 53
expect    259697.429 411515.356

accept    7 53
expect    326870.04 413445.087

accept    8 53
expect    394010.571 416279.276

accept    9 53
expect    461106.844 420017.408

accept    10 53
expect    528146.69 424658.807

accept    11 53
expect    595117.95 430202.63


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operation  proj=pipeline
           step init=epsg:31370 inv
           step init=epsg:4313

tolerance  30 mm
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accept    187742.7 969521.653
expect    5 58

accept    188698.877 857277.135
expect    5 57

accept    189652.853 745291.184
expect    5 56

accept    190604.967 633523.672
expect    5 55

accept    191555.55 521935.9
expect    5 54

accept    192504.921 410490.433
expect    5 53

accept    219843.841 316827.604
expect    5.3876389 52.1561606

accept    124202.936 187756.876
expect    4 51

accept    123652.406 76521.628
expect    4 50

accept    123101.889 -34711.068
expect    4 49

accept    71254.553 -148236.592
expect    3.3137281 47.9752611

accept    58108.966 411155.591
expect    3 53

accept    125304.704 410370.504
expect    4 53

accept    192504.921 410490.433
expect    5 53

accept    259697.429 411515.356
expect    6 53

accept    326870.04 413445.087
expect    7 53

accept    394010.571 416279.276
expect    8 53

accept    461106.844 420017.408
expect    9 53

accept    528146.69 424658.807
expect    10 53

accept    595117.95 430202.63
expect    11 53

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operation  +proj=pipeline   towgs84=0,0,0   # turn off dual datum shift
           +step +init=epsg:4313 +inv
           +step +init=epsg:31370

tolerance  6 mm
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accept    5 58
roundtrip 1000

accept    5 57
roundtrip 1000

accept    5 56
roundtrip 1000

accept    5 55
roundtrip 1000

accept    5 54
roundtrip 1000

accept    5 53
roundtrip 1000

accept    5.3876389 52.1561606
roundtrip 1000

accept    4 51
roundtrip 1000

accept    4 50
roundtrip 1000

accept    4 49
roundtrip 1000

accept    3.3137281 47.9752611
roundtrip 1000

accept    3 53
roundtrip 1000

accept    4 53
roundtrip 1000

accept    5 53
roundtrip 1000

accept    6 53
roundtrip 1000

accept    7 53
roundtrip 1000

accept    8 53
roundtrip 1000

accept    9 53
roundtrip 1000

accept    10 53
roundtrip 1000

accept    11 53
roundtrip 1000

</gie>