Overview
Murmur is a professional software package developed for amateur radio astronomy, pulsar observations and EME station characterization. It provides a complete set of tools for evaluating receiving systems, planning observations and estimating the expected performance of radio telescopes under real operating conditions.
Main Features
- System evaluation using the Y-factor method
- SEFD calculation and sensitivity estimation
- Observation planning for pulsars and radio sources
- Sun, Moon, Cas A and Tau A prediction tools
- Automatic NOAA solar flux retrieval
- Real-time telescope control via PstRotator
- Observation logging and report generation
- Multiple station configuration support
Latest Release
Current version: Murmur 24.0.0
Released: 15 August 2026
Latest improvements:
- The reference website has been updated to: https://www.marionatali.com/
Disclaimer
By downloading, installing or using this software, you acknowledge that you have read, understood and agree to the following disclaimer:
THIS SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, PROFITS, OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND UNDER ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE), ARISING FROM OR IN CONNECTION WITH THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
THE USER IS SOLELY RESPONSIBLE FOR DETERMINING WHETHER THIS SOFTWARE IS SUITABLE FOR THE INTENDED APPLICATION AND FOR VERIFYING THE CORRECTNEE OF ANY RESULTS PRODUCED.