IIAP Publications: Recent submissions

  • ATOMS: ALMA three-millimeter observations of massive star-forming regions – VII. A catalogue of SiO clumps from ACA observations 
    Liu, Rong; Liu, Tie; Chen, Gang; Liu, Hong-Li; Wang, Ke; Li, Jin-Zeng; Lee, Chang Won; Liu, Xunchuan; Juvela, Mika; Garay, Guido; Dewangan, Lokesh; Archana Soam; Bronfman, Leonardo; He, Jinhua; Eswaraiah, Chakali; Zhang, Si-Ju; Zhang, Yong; Xu, Feng-Wei; Tóth, L. Viktor; Shen, Zhi-Qiang; Li, Shanghuo; Wu, Yue-Fang; Qin, Sheng-Li; Ren, Zhiyuan; Zhang, Guoyin; Tej, Anandmayee; Goldsmith, Paul F; Baug, Tapas; Luo, Qiuyi; Zhou, Jianwen; Zhang, Chang (Oxford University Press on behalf of Royal Astronomical Society, 2022-04)
    To understand the nature of SiO emission, we conducted ACA observations of the SiO (2-1) lines toward 146 massive starforming regions, as part of the ALMA Three-millimeter Observations of Massive Star-forming regions (ATOMS) ...
  • Magnetic fields and young stellar objects in cometary cloud L1616 
    Saha, Piyali; Archana Soam; Baug, Tapas; Maheswar, G; Mondal, Soumen; Ghosh, Tuhin (Oxford University Press on behalf of Royal Astronomical Society, 2022-06)
    The Lynds’ Dark Nebula (LDN) 1615/1616 and CB 28 (hereafter L1616) together form a cometary globule located at an angular distance of about 8◦ west of the Orion OB1 association, aligned roughly along the east–west direction, ...
  • The VMC survey – XLVI. Stellar proper motions in the centre of the Large Magellanic Cloud 
    Niederhofer, Florian; Cioni, Maria-Rosa L; Schmidt, Thomas; Bekki, Kenji; de Grijs, Richard; Ivanov, Valentin D; Oliveira, Joana M; Ripepi, Vincenzo; Subramanian, S; van Loon, Jacco Th (Oxford University Press on behalf of Royal Astronomical Society, 2022-06)
    We present proper motion (PM) measurements within the central region of the Large Magellanic Cloud (LMC), using nearinfrared data from the VISTA survey of the Magellanic Cloud system (VMC). This work encompasses 18 VMC ...
  • Optical observations of star clusters NGC 1513 and NGC 4147; white dwarf WD 1145þ017 and K band imaging of star-forming region Sh 2-61 with the 3.6-m Devasthal optical telescope 
    Sagar, R; Yadav, R. K. S; Pandey, S. B; Sharma, Saurabh; Lata, Sneh; Joshi, Santosh (Indian Academy of Sciences, 2022-06)
    The UBVRI CCD photometric data of open star cluster NGC 1513 are obtained with the 3.6-m Indo-Belgian Devasthal optical telescope (DOT). Analyses of the GAIA EDR3 astrometric data have identified 106 possible cluster ...
  • Filters for NIR astronomical photometry: comparison of commercial IRWG filters and designs using OpenFilters 
    Mishra, Anwesh Kumar; Kamath, U. S (Indian Academy of Sciences, 2022-06)
    The photometric accuracy in the near-infrared (NIR) wavelength range (0.9–2.6 lm) is strongly affected by the variability of atmospheric transmission. The Infrared Working Group (IRWG) has recommended filters that help ...
  • Optical flux and spectral characterization of the blazar PG 1553 + 113 based on the past 15 years of data 
    Agarwal, Aditi; Mihov, B; Andruchow, I; Cellone, Sergio A; Anupama, G. C; Agrawal, V; Zola, S; Ergun Ege; Özdönmez, Aykut; Ege, Ergün (Indian Academy of Sciences, 2022-06)
    We study flux and spectral variability of the high energy peaked TeV blazar PG 1553 + 113 on diverse timescales using the data collected from 2005 to 2019 which also includes the intensive intra-night monitoring of the ...
  • UOCS – VII. Blue straggler populations of open cluster NGC 7789 with UVIT/AstroSat 
    Vaidya, Kaushar; Panthi, Anju; Agarwal, Manan; Pandey, Sindhu; Khushboo Rao, K; Jadhav, Vikrant V; Subramaniam, A (Oxford University Press on behalf of Royal Astronomical Society, 2022-04)
    NGC 7789 is a ∼1.6 Gyr old, populous open cluster located at ∼2000 pc. We characterize the blue straggler stars (BSS) of this cluster using the Ultraviolet (UV) data from the UVIT/AstroSat. We present spectral energy ...
  • A Deep Investigation of Two Poorly Studied Open Clusters Haffner 22 and Melotte 71 in the Gaia era 
    Bisht, D; Zhu, Qingfeng; Yadav, R. K. S; Rangwal, Geeta; Sariya, Devesh P; Durgapal, Alok; Jiang, Ing-Guey (IOP Publishing, 2022-04)
    This paper presents a deep investigation of two open clusters, Haffner 22 and Melotte 71, using astrometric and photometric data from Gaia EDR3. We identified 382 and 597 most probable cluster members with membership ...
  • A Simple Radial Gradient Filter for Batch-Processing of Coronagraph Images 
    Patel, Ritesh; Majumdar, Satabdwa; Pant, Vaibhav; Banerjee, D (Springer, 2022-03)
    Images of the extended solar corona, as observed by different white-light coronagraphs, include the K- and F-corona and suffer from a radial variation in intensity. These images require separation of the two coronal ...
  • First detection of a magnetic field in low-luminosity B[e] stars New scenarios for the nature and evolutionary stages of FS CMa stars 
    Korcakova, D; Sestito, F; Manset, N; Kroupa, P; Votruba, V; Slechta, M; Danford, S; Dvorakova, N; Raj, A; Chojnowski, S. D; Singh, H. P (EDP Sciences, 2022-03)
    We report the first detection of the magnetic field in a star of FS CMa type, a subgroup of objects characterized by the B[e] phenomenon. The split of magnetically sensitive lines in IRAS 17449+2320 determines the magnetic ...
  • Spectropolarimetry package for visible emission line coronagraph (VELC) on board Aditya-L1 mission 
    Venkata Suresh, Narra; Prasad, B. R; Singh, J (Springer, 2022-02)
    One of the unique features of Visible Emission Line Coronagraph (VELC) on board Aditya-L1 mission is spectropolarimetric observations in coronal emission line centred at 10747 Å. Spectropolarimetric observations at 10747 ...
  • Dynamical interplay of disc thickness and interstellar gas: Implication for the longevity of spiral density waves 
    Ghosh, S; Jog, Chanda J (EDP Sciences, 2022-02)
    A typical galactic disc has a finite thickness. In addition to stars, it also contains a finite amount of interstellar gas. Here, we investigate the physical impact of the finite thickness of a galactic disc on the disc ...
  • Prototype for pulsar observations at low radio frequencies using log-periodic dipole antennas 
    Bane Kshitij, Suhas Trupti; Barve, Indrajit V; Gireesh, G. V. S; Kathiravan, C; Ramesh, R (SPIE-The International Society for Optical Engineering, 2022-01)
    A prototype for dedicated observations of pulsars and other astrophysical transients in the frequency range of 50 to 80 MHz has been recently commissioned in the Gauribidanur Radio Observatory near Bangalore in India. ...
  • Polymeric jets throw light on the origin and nature of the forest of solar spicules 
    Dey, Sahel; Chatterjee, Piyali; Murthy, O. V. S. N; Korsos, Marianna B; Liu, Jiajia; Nelson, Christopher J; Erdelyi, Robertus (Nature Publishing Group, 2022-03)
    Spicules are plasma jets that are observed in the dynamic interface region between the visible solar surface and the hot corona. At any given time, it is estimated that about 3 million spicules are present on the Sun. We ...
  • Data pipeline architecture and development for VELC onboard Space Solar Mission AdityaL1 
    Singh, J; Prasad, B. R; Sumana, Chavali; Amit Kumar; Varun Kumar; Priyal, Muthu; Venkata Suresh, Narra (Elsevier Ltd., 2022-03-15)
    ADITYA L-1 is India’s first dedicated mission to study Sun and its atmosphere with Visible Emission Line Coronagraph (VELC), a major payload on ADITYA-L1. VELC has provision to make imaging and spectroscopic observations ...
  • Cloud motion and magnetic fields: Four clouds in the Cepheus Flare region 
    Sharma, Ekta; Maheswar, G; Dib, S (EDP Sciences, 2022-02)
    Context. The Cepheus Flare region consists of a group of dark cloud complexes that are currently active in star formation. Aims. The aim of this work is to estimate the motions of four clouds, namely L1147/1158, L1172/1174, ...
  • The TESS-Keck Survey. VIII. Confirmation of a Transiting Giant Planet on an Eccentric 261 Day Orbit with the Automated Planet Finder Telescope 
    Dalba, Paul A; Kane, Stephen R; Dragomir, Diana; Villanueva Jr, Steven; Collins, Karen A; Jacobs, Thomas Lee; LaCourse, Daryll M; Gagliano, Robert; Kristiansen, Martti H; Omohundro, Mark; Schwengeler, Hans M; Terentev, Ivan A; Vanderburg, Andrew; Fulton, Benjamin; Isaacson, Howard; Zandt, Judah Van; Howard, Andrew W; Thorngren, Daniel P; Howell, Steve B; Batalha, Natalie M; Chontos, Ashley; Crossfield, Ian J. M; Dressing, Courtney D.; Huber, Daniel; Petigura, Erik A.; Robertson, Paul; Roy, Arpita; Weiss, Lauren M; Behmard, Aida; Beard, Corey; Brinkman, Casey L; Giacalone, Steven; Hil, Michelle L; Lubin, Jack; Mayo, Andrew W; Mocnik, Teo; Murphy, Joseph M. Akana; Polanski, Alex S; Rice, Malena; Rosenthal, Lee J; Rubenzahl, Ryan A; Scarsdale, Nicholas; Turtelboom, Emma V; Tyler, Dakotah; Benni, Paul; Boyce, Pat; Esposito, Thomas M; Girardin, E; Laloum, Didier; Lewin, Pablo; Mann, Christopher R; Marchis, Franck; Schwarz, Richard P; Srdoc, Gregor; Steuer, Jana; Sivarani, T; Athira Unni; Eisner, Nora L; Fetherolf, Tara; Li, Zhexing; Yao, Xinyu; Pepper, Joshua; Ricker, George R.; Vanderspek, Roland; Latham, David W; Seager, S.; Winn, Joshua N; Jenkins, Jon M; Burke, Christopher J; Eastman, Jason D; Lund, Michael B; Rodriguez, David R; Rowden, Pamela; Ting, Eric B; Villaseñor, Jesus Noel (American Astronomical Society, 2022-02-01)
    We report the discovery of TOI-2180 b, a 2.8 MJ giant planet orbiting a slightly evolved G5 host star. This planet transited only once in Cycle 2 of the primary Transiting Exoplanet Survey Satellite (TESS) mission. Citizen ...
  • The Transit Timing and Atmosphere of Hot Jupiter HAT-P-37b 
    A-thano, Napaporn; Jiang, Ing-Guey; Awiphan, Supachai; Rattanamala, Ronnakrit; Su, Li-Hsin; Hengpiya, Torik; Sariya, Devesh P.; Yeh, Li-Chin; Shlyapnikov, A. A.; Gorbachev, Mark A.; Rublevski, Alexey N.; Mannaday, Vineet Kumar; Thakur, Parijat; Sahu, D. K; Mkrtichian, David; Griv, Evgeny (American Astronomical Society, 2022-02-01)
    We perform transit timing variation (TTV) and transmission spectroscopy analyses of the planet HAT-P-37b, which is a hot Jupiter orbiting a G-type star. Nine new transit light curves are obtained and analyzed together with ...
  • Study of chemically peculiar stars - I. High-resolution spectroscopy and K2 photometry of Am stars in the region of M44 
    Joshi, Santosh; Trust, Otto; Semenko, E; Williams, P. E; Lampens, P; De Cat, P; Vermeylen, L; Holdsworth, D. L; García, R. A; Mathur, S; Santos, A. R. G; Mkrtichian, D; Goswami, A; Cuntz, M; Yadav, A. P; Sarkar, M; Bhatt, B. C; Kahraman Alicavus, F; Nhlapo, M. D; Lund, M. N; Goswami, P. P; Savanov, I; Jorissen, A; Jurua, E; Avvakumova, E; Dmitrienko, E. S; Chakradhari, N. K; Das, M. K; Chowdhury, S; Abedigamba, O. P; Yakunin, I; Letarte, B; Karinkuzhi, D (Oxford University Press on behalf of Royal Astronomical Society, 2022-03)
    We present a study based on the high-resolution spectroscopy and K2 space photometry of five chemically peculiar stars in the region of the open cluster M44. The analysis of the high-precision photometric K2 data reveals ...
  • A new photometric study of M14 (NGC 6402): an interpretation of the horizontal branch and beyond 
    Yepez, M. A; Arellano Ferro, A; Deras, D; Bustos Fierro, I; Muneer, S; Schröder, K. -P (Oxford University Press on behalf of Royal Astronomical Society, 2022-03)
    We present a CCD VI photometric study of the globular cluster M14. Particular attention is given to the variable stars. This allowed new classifications and cluster membership considerations. New variables are reported: 3 ...

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