Block Format Keyword Describes the unsortable node groups by list of nodes.


Enter node numbers in the desired order (any number may be input, 10 per Line)
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
item_ID1 item_ID2 item_ID3 item_ID4 item_ID5 item_ID6 item_ID7 item_ID8 item_ID9 item_ID10


Field Contents SI Unit Example
grnd_ID Node group identifier.

(Integer, maximum 10 digits)

unit_ID Unit Identifier.

(Integer, maximum 10 digits)

grnd_title Node group title.

(Character, maximum 100 characters)

item_ID1, item_ID2..., item_ID10 List of node identifiers.




  1. Node groups are used to define secondary nodes of rigid walls, interfaces, rigid bodies or nodes to which a load is applied, like a concentrated load or a fixed velocity.
  2. Nodes are not sorted by Radioss, they retain the order entered. This option is only needed in interface TYPE8 and /XELEM.