Ashwani Pandey

Ph.D. in Physics (Astronomy & Astrophysics)

Who am I?

Date of Birth: 3 June, 1988
Nationality : Indian
Mobile: +919808530721
Email: ashwanitapan@gmail.com

I am a post-doctoral fellow at Indian Institute of Astrophysics, Bangalore, India. My research interests are in multiwavelength studies of active galactic nuclei (AGN).

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Academics

Education

  • 2014–2019: Ph.D. in Physics (Astronomy & Astrophysics)

    Title: Multi-wavelength Studies of TeV Blazars
    From: Deen Dayal Upadhyaya (DDU) Gorakhpur University, Gorakhpur, U.P., India

  • 2011–2013: M. Sc. in Physics; 67.45%

    From: Kumaun University, Nainital, U.K., India

  • 2005–2008: B. Sc. in Physics, Chemistry & Mathematics; 59.55%

    From: Kumaun University, Nainital, U.K., India

Awards & Academic Honors

  • June 2014: CSIR-UGC National Eligibility Test (NET)

    National test for college teaching (lectureship)
    All India Rank – 168

  • March 2014: Graduate Aptitude Test in Engineering (GATE)

    National test for Masters and Ph.D. admissions
    All India Rank – 275

  • February 2014: Joint Entrance Screening Test (JEST)

    National test for Ph.D. admissions
    All India Rank – 293

My Publications

    In Refereed Journals:

    1. “NuSTAR View of TeV Blazar Mrk 501”,

      2. Ashwani Pandey,
      Galaxies, 8(3), 55, 2020. (DOI: 10.3390/galaxies8030055)

    2. “Optical Variability of Three Extreme TeV Blazars”,

      3. Ashwani Pandey, Alok C. Gupta, G. Damljanovic, Paul J. Wiita, O. Vince, and M. D. Jovanovic,
      Monthly Notices of the Royal Astronomical Society, 496, 1430 - 1444, 2020. (DOI: 10.1093/mnras/staa1598)

    3. “Optical Variability of the TeV Blazar 1ES 0806+524 on Diverse Timescales”,

      4. Ashwani Pandey, Alok C. Gupta, S. O. Kurtanidze, Paul J. Wiita, G. Damljanovic, R. Bachev, Jin Zhang, O. M. Kurtanidze, A. Darriba, R. A. Chigladze, G. Latev, M. G. Nikolashvili, S. Peneva, E. Semkov, A. Strigachev, S. N. Tiwari, and O. Vince,
      Astrophysical Journal, 890, 72 (11pp), 2020. (DOI: 10.3847/1538-4357/ab698e)

    4. “Full Orbital Solution for the Binary System in the Northern Galactic Disk Microlensing Event Gaia16aye”,

      5. Lukasz Wyrzykowski, P. Mroz, K. A. Rybicki, M. Gromadzki, Z. Kolaczkowski, et al. (including Ashwani Pandey),
      Astronomy & Astrophysics, 633, A98, 2020. (DOI: 10.1051/0004-6361/201935097)

    5. “Characterizing Optical Variability of OJ 287 in 2016−2017”,

      6. Alok C. Gupta, Haritma Gaur, Paul J. Wiita, Ashwani Pandey, P. Kushwaha, S. M. Hu, O. M. Kurtanidze, E. Semkov, G. Damljanovic, A. Goyal, M. Uemura, A. Darriba, Xu Chen, O. Vince, M. F. Gu, Z. Zhang, R. Bachev, R. Chanishvili, R. Itoh, M. Kawabata, S. O. Kurtanidze, T. Nakaoka, M. G. Nikolashvili, L. Stawarz, & A. Strigachev,
      Astronomical Journal, 157, 95 (12pp), 2019. (DOI: 10.3847/1538-3881/aafe7d)

    6. “Optical Flux and Spectral Variability of the TeV Blazar PG 1553+113”,

      7. Ashwani Pandey, Alok C. Gupta, Paul J. Wiita, & S. N. Tiwari,
      Astrophysical Journal, 871, 192 (8pp), 2019. (DOI: 10.3847/1538-4357/aaf974)

    7. “X-ray Intraday Variability of the TeV Blazar Mrk 421 with Chandra”,

      8. Vishi Aggrawal, Ashwani Pandey, Alok C. Gupta, Paul J. Wiita, K. K. Yadav, & S. N. Tiwari,
      Monthly Notices of the Royal Astronomical Society, 480, 4873−4883, 2018. (DOI: 10.1093/mnras/sty2173)

    8. “X-ray Flux and Spectral Variability of Six TeV Blazars with NuSTAR”,

      9. Ashwani Pandey, Alok C. Gupta, & Paul J. Wiita,
      Astrophysical Journal, 859, 49 (11pp), 2018. (DOI: 10.3847/1538-4357/aabc5b)

    9. “X-ray Intra-day Variability of Five TeV Blazars with NuSTAR”,

      10. Ashwani Pandey, Alok C. Gupta, & Paul J. Wiita,
      Astrophysical Journal, 841, 123 (17pp), 2017. (DOI: 10.3847/1538-4357/aa705e)

    10. “Multiband Optical Variability of the Blazar OJ 287 During Its Outbursts in 2015-2016”,

      11. Alok C. Gupta, Aditi Agarwal, Alka Mishra, H. Gaur, P. J. Wiita, M. F. Gu, O. M. Kurtanidze, G. Damljanovic, M. Uemura, E. Semkov, A. Strigachev, R. Bachev, O. Vince, Z. Zhang, B. Villarroel, P. Kushwaha, Ashwani Pandey, T. Abe, R. Chanishvili, R. A. Chigladze, J. H. Fan, J. Hirochi, R. Itoh, Y. Kanda, M. Kawabata, G. N. Kimeridze, S. O. Kurtanidze, G. Latev, R. V. Muoz Dimitrova, T. Nakaoka, M. G. Nikolashvili, K. Shiki, L. A. Sigua, & B. Spassov,
      Monthly Notices of the Royal Astronomical Society, 465, 4423−4433, 2017. (DOI: 10.1093/mnras/stw3045)

    Papers Under-review:

    1. “Correlation between optical flux and polarization variations in 3C 279 on diverse timescales”,

      2. Bhoomika Rajput, Ashwani Pandey, & C. S. Stalin,
      Astronomy & Astrophysics, 2021.

    2. “Origin of X-ray spectral breaks in high redshift blazars”,

      3. Haritma Gaur, Prashanth Mohan, & Ashwani Pandey,
      Astrophysical Journal, 2021.

Seminars/Conferences/Workshops

  • International conference/workshop

    1. Oral presentation on “X-ray Intraday Flux and Spectral Variability of TeV Blazars with NuSTAR” in the conference titled “Half a Century of Blazars and Beyond” at Torino, Italy, during June 11-15, 2018.

  • National conferences/workshops

    1. Thesis presentation on “Multi-wavelength Studies of TeV Blazars” in the 38th Annual Meeting of the Astronomical Society of India (ASI) hosted by Indian Institute of Science Education & Research (IISER) Tirupati, Transit Campus during 13 - 17 February, 2020.
    2. Attended “Broadband Spectral and Timing Studies with Astrosat, Chandra and XMM- Newton : A COSPAR capacity building workshop” during March 9-20, 2019 at IISER Mohali, India.
    3. Oral presentation on “X-ray Intra-day Variability of Five TeV Blazars with NuSTAR” in the conference titled “REcent Trends in the study of Compact Objects: Theory and Obser- vation (RETCO-III)” at IIST, Thiruvananthapuram, Kerala, India, during June 05-07, 2017.
    4. Attended a workshop on “ASTROSAT Data Analysis” held at Tezpur University, from 3-5 May, 2017.
    5. Oral presentation on “X-ray Intra-day Variability of Five TeV Blazars with NuSTAR” in the conference titled “Wide Band Spectral and Timing Studies of Cosmic X-ray Sources” at TIFR, Mumbai, India, during January 10-13, 2017.

Skills

  • Computer skills

    1. Programming: Python, IDL, Linux shell programming.
    2. Applications:
      • LaTeX, Libra/Microsoft Office
      • Fermi (γ-ray) data analysis software: Fermitools, Fermipy.
      • X-ray data analysis softwares of several X-ray satellites e.g. NuSTAR, Chandra, XMM-Newton, Swift: HeaSoft, SAS, CIAO, FTOOLS, XSPEC, DS9.
      • Optical data analysis softwares: IRAF/DOPHOT

Contact Me

+919808530721

ashwanitapan@gmail.com

Ashwani Pandey, IIA, Bangalore, India