adding tpdate and mjd

DSOlab · Jul 19, 2024 · 444fd10 · 444fd10
1 parent eb7de7e
commit 444fd10
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src/tpdate.hpp b/src/tpdate.hpp
@@ -443,6 +443,16 @@ class TwoPartDate {
     return TwoPartDate(_mjd - d._mjd, _fsec - d._fsec);
   }
 
+  /** Remove integral days */
+  TwoPartDate operator-(const modified_julian_day days) const noexcept {
+    return TwoPartDate(_mjd - days.as_underlying_type(), _fsec);
+  }
+
+  /** Add integral days */
+  TwoPartDate operator+(const modified_julian_day days) const noexcept {
+    return TwoPartDate(_mjd + days.as_underlying_type(), _fsec);
+  }
+
   /** Add two instances.
    *
    * In this case, the second instance can be though of a datetime interval