The equivalent to the US "D" does not exist. Students receiving a 3.0 or above are generally regarding as having an A or B average in the U.S. equivalent. Anything between 4.1-4.9 is considered good academic standing. Registrars are encouraged to look at credit and contact hours to help determine credit received.
1-1.5 (Sehr gut)
5.0-6.0 (nicht ausreichend/ nicht bestanden)
Unbenotet = not graded
Teilgenommen= regularly attended