<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">alias mars.step   = endStep;
if (class is "od") { alias mars.system = systemNumber; }
if (class is "me") { alias mars.system = systemNumber; }
if (class is "en") { alias mars.system = systemNumber; }
if (class is "c3") { alias mars.system = systemNumber; }
alias mars.number = perturbationNumber;
alias mars.method = methodNumber;
alias mars.origin = centre;

# See ECC-624
if (centre == 80 &amp;&amp; subCentre == 98 &amp;&amp; class is "c3") {
  constant cnmc_cmcc = 'cmcc';
  alias mars.origin = cnmc_cmcc;
}
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