Downloading NANOGrav Telescope data

For access the the raw observing data, please email info@nanograv.org

Published Datasets

1. Relativistic Shapiro delay measurements of an extremely massive millisecond pulsar
• Data Files:
• J0740+6620 Timing Data
• J0740+6620 Parameter File
• Reference: H.T. Cromartie, et al. ,"Relativistic Shapiro delay measurements of an extremely massive millisecond pulsar" NatAs 4 72 - 76 01/2020; arXiv:1904.06759
2. NANOGrav 12.5-year data set.
• Google Colab Tutorials
• Data Files:
• TEMPO/TEMPO2-compatible timing data, residuals, and DM variations (current version v4)
• Bayesian Analysis Chains (List of Frequencies)-
• [Tarball + Parameters | HDF5] 5 Frequency Power Law, Fixed Spectral Index (=4.33) Run using DE438 Ephemeris
• [Tarball + Parameters | HDF5] 5 Frequency Power Law, Varying Spectral Index Run using DE438 Ephemeris
• [Tarball + Parameters | HDF5] 30 Frequency Power Law, Varying Spectral Index Run using DE438 Ephemeris
• [Tarball + Parameters | HDF5] Broken Power Law, Varying Spectral Index Run using DE438 Ephemeris
• [Tarball + Parameters | HDF5] Free Spectrum Run using DE438 Ephemeris
• [Tarball + Parameters | HDF5] 5 Frequency Power Law, Fixed Spectral Index (=4.33) Run using DE438 with BayesEphem
• [Tarball + Parameters | HDF5] 5 Frequency Power Law, Fixed Spectral Index (=4.33) Run using INPOP19 Ephemeris
• [Tarball + Parameters | HDF5] 5 Frequency Power Law, Fixed Spectral Index (=4.33) Run using INPOP19 Ephemeris with BayesEphem
• [Tarball] Factorized Likelihood Runs using DE438 Ephemeris
3. NANOGrav 11-year data set.
• Reference: Z. Arzoumanian et al., "The NANOGrav 11-year Data Set: High-precision timing of 45 Millisecond Pulsars;" ApJS, 215, 37 (2018); arXiv:1801.0183
• Data Files:
• TEMPO/TEMPO2-compatible timing data (current version 20180226)
• TEMPO/TEMPO2-compatible timing data (previous version 20171023)
• Residuals and DM variations (version 1.0, 20180607)
4. NANOGrav 9-year data set.
• Reference: Z. Arzoumanian et al., "The NANOGrav Nine-year Data Set: Observations, Arrival Time Measurements, and Analysis of 37 Millisecond Pulsars," ApJ, 813, 65 (2015); arxiv:1505.07540
• Data Files:
• See the README file in each version below for details on that version. The 20151208 version has the data used in Arzoumanian et al 2015 and also includes alternate timing files used in Matthews et al 2016 (arxiv:1509.08982)
• TEMPO/TEMPO2-compatible timing data (current version 20151208)
• TEMPO/TEMPO2-compatible timing data (previous version 20150528
5. NANOGrav 5-year data set.
• Reference: P.B. Demorest et al., "Limits on the Stochastic Gravitational Wave Background from the North American Nanohertz Observatory for Gravitational Waves" ApJ,762,94 (01/2013); arXiv:1201.6641
• Data Files:
• TEMPO-format timing data
• TEMPO2-IPTA-format timing data