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USGS CMG InfoBank format for Raw gravity data from digital meter

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File Name /infobank/<letter>/<activityid>/grav/<activity-id>.100
Style time/data style, multi-record, in caps, without tabs
Mnemonic
(Year, Day, Hour, Min, Sec, Tenths, UncorrGrv, Spring, 16Chan, CorrGrv, 4Chan, TimeLag, TotCor)
Fortran format
(i4.4, i3.3, 3i2.2, i1.1, t16, f7.1, t24, f7.1, t32, 16i5, t112, f7.1, t119, 4i6, t144, i6, t150, i5)
C format
(%4.4i%3.3i3%2.2i%1.1i %7.1f %7.1f 16%5i %7.1f 4%6i %6i %5i\\n)
Purpose temporal data
Derivative data acquisition systems
Comment second input file for /infobank/programs/grv/gravred

Example
         1         2         3         4         5         6         7         8         9        10        11        12        13        14        15     
12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345
    
19901291926000  7597.8  7600.0     6  -18    1   12  -16   -7    2    3   12                            7595.8   365  -115  1425   332         -32
19901291926200  7597.8  7600.0     7  -18    1   12  -14  -11    1    5   12                            7595.8   365  -115  1425   332         -31
19901291926400  7597.8  7600.0     9  -17    1   13  -13  -13    1    7   12                            7595.8   365  -115  1425   332         -44
19901291927000  7597.8  7599.9    11  -17    1   14  -13  -15    1    6   12                            7595.8   365  -115  1425   332         -44
19901291927200  7597.7  7599.9    12  -17    1   14  -13  -15    1    7   12                            7595.8   365  -115  1425   332         -30 
      

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