obthermo(1)

obthermo1

Extract the thermochemistry for a molecule

Usage

obthermo [OPTIONS] filename

Overview

The obthermo tool can be used to extract the thermochemistry, e.g. enthalpy and Gibbs energy of formation, and the standard entropy from e.g. a Gaussian calculation.

Options

--symm N

override symmetry number used in input file

--nrot N

number of rotatable bonds for conformational entropy

--dbdt x

temperature derivative of second virial coefficient for cp calculation

--kj

output kJ/mol related units (default kcal/mol)

Releases

5 releases since Debian 10 (Buster); the text changed 2 times.

  1. 10
  2. 11–13
  3. Arch

--dbdt since Debian 11 (Bullseye); --kj since Debian 11 (Bullseye); --nrot since Debian 11 (Bullseye); --symm since Debian 11 (Bullseye).

Authors

Open Babel is developed by a cast of many, including current maintainers Geoff Hutchison, Chris Morley, Michael Banck, and innumerable others who have contributed fixes and additions. For more contributors to Open Babel, see <https://openbabel.org/docs/Introduction/thanks.html>

From openbabel 3.2.1-1 in Arch Linux 2026-11-01. Parsed by carta from the page's mdoc source.