ASTRA - Atmospheric & Space Technology Research Associates, LLC

Seebany Datta-Barua

2009


Datta-Barua, S., G. Bust, and G. Crowley (2009), "Estimating Model Parameters from Ionospheric Reverse Engineering (EMPIRE)," presented at CEDAR, Santa Fe, New Mexico, July 1.

Datta-Barua, S., G. Bust, G. Crowley, and N. Curtis (2009), "Estimation of Neutral Winds from 4D Ionospheric Imaging," presented at CEDAR, Santa Fe, New Mexico, June 30.

Datta-Barua, S., G. Bust, and G. Crowley (2009), "Estimating Model Parameters from Ionospheric Reverse Engineering (EMPIRE)," poster presented at CEDAR, Santa Fe, New Mexico, June 30.

2008


Datta-Barua, S., G. Bust, G. Crowley, N. Curtis, and A. Reynolds (2008), "Estimating Model Parameters from Ionospheric Reverse Engineering (EMPIRE) of the November 2004 Geomagnetic Storm," presented at AGU Fall Meeting, San Francisco, CA, December 15-19.  

Bust, G., S. Datta-Barua, G. Crowley, and N. Curtis (2008), Estimation of Neutral Winds from 4D Ionospheric Imaging, presented at URSI General Assembly, Chicago, IL, August 14. 

Datta-Barua, S., G. Bust, G. Crowley, and N. Curtis (2008), Deriving Neutral Winds from Global 4-D Electron Density Fields, presented at CEDAR, Midway, UT, June 16-21.

2007


S. Datta-Barua, T. Walter, S. Pullen, and P. Enge, “Modeling the 20 November 2003 Ionosphere Storm with GRACE,” Proceedings of the Institute of Navigation (ION) Global Navigation Satellite Systems (GNSS) 2007, Fort Worth, TX, September 2007, pp. 2840– 2848.

S. Datta-Barua, T. Walter, S. Pullen, and P. Enge, “Modeling the 31 October 2003 Localized Enhancement with Space- and Ground-Based Data,” Proceedings of the International Beacon Satellite Symposium 2007, Chestnut Hill, MA, June 2007.

G. X. Gao,S. Datta-Barua, T. Walter, and P. Enge, “Ionosphere Effects for Wideband GNSS Signals,” Proceedings of ION Annual Meeting 2007, Cambridge, MA, April 2007.

2006


S. Datta-Barua, T. Walter, J. Blanch, and P. Enge, “Bounding Higher Order Ionosphere Errors for the Dual Frequency GPS User,” Proceedings of Institute of Navigation (ION) Global Navigation Satellite Systems (GNSS) 2006, Fort Worth, TX, September 2006, pp. 1377-1392.

J. Lee, S. Pullen, S. Datta-Barua, and P. Enge, “Assessment of Nominal Ionosphere Spatial Decorrelation for Local Area Augmentation System (LAAS),” Proceedings of IEEE/ION Position Location and Navigation Symposium 2006, San Diego, CA, April 2006, pp. 506- 514.

2005


S. Datta-Barua, T. Walter, E. Altshuler, J. Blanch, and P. Enge, “Dst as an Indicator of Potential Threats to Wide Area Augmentation System (WAAS) Integrity and Availability,” Proceedings of ION GNSS 2005, Long Beach, CA, September 2005, pp. 2365-2373.

M. Luo, S. Pullen, S. Datta-Barua, G. Zhang, T. Walter, and P. Enge, “LAAS Study of Slow-Moving Ionosphere Anomalies and Their Potential Impacts,” Proceedings of ION GNSS 2005, Long Beach, CA, September 2005, pp. 2337-2349.

S. Datta-Barua, T. Walter, H. Konno, J. Blanch, P. Enge, and A. Komjathy, “Verification of Low Latitude Ionosphere Effects on WAAS During October 2003 Geomagnetic Storm,” Proceedings of ION Annual Meeting, Cambridge, MA, June 2005, pp. 429-439.

S. Datta-Barua, T. Walter, J. Blanch, and P. Enge, “Towards WAAS Availability Forecasting: Analysis of Geomagnetic Data,” Proceedings of the Ionospheric Effects Symposium (IES) 2005, Alexandria, VA, May 2005.

2004


T. Walter, S. Rajagopal, S. Datta-Barua, and J. Blanch, “Protecting Against Unsampled Ionospheric Threats,” Proceedings of Beacon Satellite Symposium, Trieste, Italy, October 2004.

S. Datta-Barua, “Ionospheric Threats to Space-Based Augmentation System Development,” Proceedings of ION GNSS 2004, Long Beach, CA, September 2004, pp. 1308-1317.

T. Walter, S. Datta-Barua, J. Blanch, and P. Enge, “The Effects of Large Ionospheric Gradients on Single Frequency Airborne Smoothing Filters for WAAS and LAAS,” Proceedings of ION NTM 2004, San Diego, CA, January 2004, pp. 103-109.

S. Rajagopal, T. Walter,S. Datta-Barua, J. Blanch, and T. Sakai, “Correlation Structure of the Equatorial Ionosphere,” Proceedings of ION NTM 2004, San Diego, CA, January 2004, pp. 542-550.

2003


S. Datta-Barua, P. H. Doherty, S. H. Delay, T. Dehel, and J. A. Klobuchar, “Ionospheric Scintillation Effects on Single and Dual Frequency GPS Positioning,” Proceedings of ION GPS/GNSS 2003, Portland, OR, September 2003, pp. 336-346.

M. Luo, S. Pullen, J. Dennis, H. Konno, G. Xie, T. Walter, P. Enge, S. Datta-Barua, and T. Dehel, “LAAS Ionosphere Spatial Gradient Threat Model and Impact of LGF and Airborne Monitoring,” Proceedings of ION GPS/GNSS 2003, Portland, OR, September 2003, pp. 2255-2274.

2002


P. H. Doherty, T. Dehel, J. A. Klobuchar, S. H. Delay, S. Datta-Barua, E. R. de Paula, and F. S. Rodrigues, “Ionospheric Effects on Low-Latitude Space Based Augmentation Systems,” Proceedings of ION GPS 2002, Portland, OR, September 2002, pp. 1321-1329.

M. Luo, S. Pullen, D. Akos, G. Xie, S. Datta-Barua, T. Walter, and P. Enge, “Assessment of Ionospheric Impact on LAAS Using WAAS Supertruth Data,” Proceedings of ION 58th Annual Meeting, Albuquerque, NM, June 2002, pp. 175-186.

S. Datta-Barua, T. Walter, S. Pullen, M. Luo, J. Blanch, and P. Enge, “Using WAAS Ionospheric Data to Estimate LAAS Short-Baseline Gradients,” Proceedings of ION National Technical Meeting (NTM) 2002, Anaheim, CA, January 2002, pp. 523-530.