# RGYRO

Subcase Information Entry Identifies a RGYRO Bulk Data Entry that contains information required to implement Rotor Dynamics in Modal Complex Eigenvalue Analysis, Modal Frequency Response Analysis, Static Analysis, Linear Direct Transient Response Analysis and/or Small-Displacement Nonlinear Direct Transient Response Analysis.

RGYRO = option

## Example

RGYRO = 3
RGYRO = NO

## Definitions

Argument Options Description
option <SID, YES, NO>
SID
Identification number of a RGYRO Bulk Data Entry for Static or Complex Eigenvalue or Frequency Response Analysis, or
Identification number of an UNBALNC Bulk Data Entry for Linear Direct Transient Response Analysis or Small Displacement Nonlinear Direct Transient Response Analysis.
(Integer)
YES
Gyroscopic effects are included in Linear Direct Transient Response Analysis or Small Displacement Nonlinear Direct Transient Response Analysis.
NO
Gyroscopic effects are not included in any solution sequences.