Last change
on this file since 134 was
134,
checked in by navarro, 18 years ago
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change *.pro file properties (del eof-style, del executable, set keywords Id
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-
Property svn:keywords set to
Id
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File size:
689 bytes
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1 | |
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2 | ;+ |
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3 | ; Ice freezing point |
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4 | ; ================== |
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5 | ; fsfzpt: freezing point of seawater in degrees celsius |
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6 | ; units : salinity pfs (ipss-78) |
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7 | ; pressure pfp decibars |
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8 | ; temperature fszfpt degrees celsius |
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9 | ; freezing pt |
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10 | ; reference : unesco tech. papers in the marine science no 28 1978 |
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11 | ; eigth report jpots |
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12 | ; annex 6 freezing point of seawater F.J.Millero pp.29-35 |
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13 | ; checkvalue: fsfzpt=-2.588567 deg.c,for s=40.0,p=500 decibars |
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14 | ;- |
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15 | FUNCTION fsfzpt, pfs, pfp |
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16 | ; |
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17 | compile_opt idl2, strictarrsubs |
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18 | ; |
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19 | RETURN, ( -0.0575 + 1.710523e-3 * sqrt(pfs) - 2.154996e-4 * pfs ) * pfs - 7.53e-4 * pfp |
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20 | END |
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