activity
20212026
most citedSpeckle Interferometry with CMOS Detector

39 citations · 268 across the 41 of their papers we have counts for

collaborators

41 papers

astro-ph.EP2026

Discovery and Characterization of the TOI-4468 Planetary System: A Transiting Hot Jupiter With a Lone Nearby Outer Companion

Joseph R. Livesey, Benjamin J. Hord, Juliette Becker +28

We report the discovery of two planets, a hot Jupiter and a nearby outer sub-Neptune, orbiting the star TOI-4468. This system is unique among the current exoplanet census in that i…

astro-ph.EP2026

A Pair of Warm Saturn-mass Planets near the 2:1 Mean Motion Resonance around TOI-3850

Sean Collins, Michelle Kunimoto, Nicolas B. Cowan +24

Warm Jupiters, with orbital periods of -- and radii exceeding , are a relatively understudied class of exoplanets occupying the parameter space bet…

astro-ph.EP2026

TOI-2147 b and TOI-6019 b: Two eccentric warm Jupiters detected and characterized with TESS and MaHPS

Luis Thomas, Louise D. Nielsen, Hanna Kellermann +36

The population of Jupiter-sized exoplanets with orbital periods between 10 and 200 days (WJs) exhibits a broad range of orbital eccentricities and system architectures, suggesting…

astro-ph.SR2026

The eruptive young star IRAS 21204+4913

M. A. Burlak, A. V. Dodin, A. V. Zharova +7

The results of photometric, polarimetric, and spectroscopic observations are presented for the young star IRAS 21204+4913, whose visible brightness has increased by $\approx 5^{\rm…

astro-ph.EP2026

The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

S. Filomeno, T. Trifonov, M. Damasso +40

Increasing interest in young exoplanets is leading to a growing effort to understand the formation and evolutionary processes responsible for their different architectures. One int…

astro-ph.SR2025

On the influence of component orbital motion on the photometric variability of DF Tau

M. A. Burlak, K. N. Grankin, A. V. Dodin +6

Based on the analysis of the long-term light curve of the young binary DF Tau spanning approximately 125 years, we infer that its brightness variations are associated with changes…

astro-ph.EP2025★ 8 cited

Two warm Earth-sized exoplanets and an Earth-sized candidate in the M5V-M6V binary system TOI-2267

S. Zúñiga-Fernández, F. J. Pozuelos, M. Dévora-Pajares +63

We report two warm Earth-sized exoplanets orbiting the close binary TOI-2267 (M5+M6, separation ~8 au). Data from TESS and ground-based facilities confirm the planets, but we canno…

astro-ph.EP2025★ 3 cited

TOI-1743 b, TOI-5799 b, TOI-5799 c and TOI-6223 b: TESS discovery and validation of four super-Earth to Neptune-sized planets around M dwarfs

S. Yalçınkaya, K. Barkaoui, Ö. Baştürk +62

We present the discovery by the TESS mission of one transiting Neptune-sized planet, TOI-6223 b and two transiting super-Earths, TOI-1743 b and TOI-5799 b. We validate these planet…

astro-ph.EP2025★ 4 cited

Migration and Evolution of giant ExoPlanets (MEEP) II: Super-Jupiters and Lithium-rich Host Stars

Jack Schulte, Joseph E. Rodriguez, David W. Latham +30

Although hot Jupiters were the first exoplanets discovered orbiting main sequence stars, the dominant mechanisms through which they form and evolve are not known. To address the qu…

astro-ph.IM2025

Measurement of dome turbulence intensity from scintillation pattern in the pupil of the telescope

Victor G. Kornilov, Matwey V. Kornilov, Boris S. Safonov +4

We present measurements of optical turbulence (OT) power inside the telescope dome using an instrument registering fluctuations of intensity of a bright star at a plane conjugated…

astro-ph.EP2025★ 4 cited

A New Brown Dwarf Orbiting an M star and An Investigation on the Eccentricity Distribution of Transiting Long-Period Brown Dwarfs

Tianjun Gan, Charles Cadieux, Shigeru Ida +32

The orbital eccentricities of brown dwarfs encode valuable information of their formation and evolution history, providing insights into whether they resemble giant planets or stel…

astro-ph.EP2025★ 4 cited

Giant Outer Transiting Exoplanet Mass (GOT 'EM) Survey. VI: Confirmation of a Long-Period Giant Planet Discovered with a Single TESS Transit

Zahra Essack, Diana Dragomir, Paul A. Dalba +81

We report the discovery and confirmation of TOI-4465 b, a , giant planet orbiting a G dwarf star at 122 pc. The planet was…

astro-ph.EP2025

TOI-1846b: A super-Earth in the radius valley orbiting a nearby M dwarf

Abderahmane Soubkiou, Khalid Barkaoui, Zouhair Benkhaldoun +42

We present the discovery and validation of a super-Earth planet orbiting the M dwarf star TOI-1846 (TIC 198385543). The host star(Kmag = 9.6)is located 47 pc away and has a radius…

astro-ph.EP2025★ 1 cited

Three Hot Jupiters transiting K-dwarfs with a significant heavy element mass

Y. G. C. Frensch, F. Bouchy, G. Lo Curto +50

Albeit at a lower frequency than around hotter stars, short-period gas giants around low-mass stars ( K) do exist, despite predictions from planetary populat…

astro-ph.SR2025★ 2 cited

The jet and circumstellar environment of the young binary DF Tau

A. V. Dodin, M. A. Burlak, V. A. Kiryukhina +5

Jets and disc winds play an important role in the evolution of protoplanetary discs and the formation of planetary systems. However, there is still a lack of observational data reg…

astro-ph.SR2025

On the causes of brightness variability of the young star BP Tau

M. A. Burlak, K. N. Grankin, A. V. Dodin +6

We have constructed and analysed the secular light curve of BP Tau, a classical T Tauri-type star. Wave-like variations in the average brightness were detected, with an amplitude o…

astro-ph.EP2025★ 1 cited

A Swarm of WASP Planets: Nine giant planets identified by the WASP survey

Nicole Schanche, Guillaume Hébrard, Keivan G. Stassun +52

The Wide Angle Search for Planets (WASP) survey provided some of the first transiting hot Jupiter candidates. With the addition of the Transiting Exoplanet Survey Satellite (TESS),…

astro-ph.EP2025★ 5 cited

Investigating the eccentricity distribution of transiting, long-period giant planets

Ahlam Alqasim, Teruyuki Hirano, Yasunori Hori +12

Eccentric giant planets are predicted to have acquired their eccentricity through two major mechanisms: the Kozai-Lidov effect or planet-planet scattering, but it is normally diffi…

astro-ph.SR2025

Disk in the circumstellar envelope of carbon Mira V Cygni

Boris S. Safonov, Sergey G. Zheltoukhov, Andrey M. Tatarnikov +2

AGB stars are the primary source of dust and complex molecules in the interstellar medium. The determination of outflow parameters is often hindered by the unknown geometry of the…

astro-ph.EP2025★ 2 cited

11 New Transiting Brown Dwarfs and Very Low Mass Stars from TESS

Noah Vowell, Joseph E. Rodriguez, David W. Latham +39

We present the discovery of 11 new transiting brown dwarfs and low-mass M-dwarfs from NASA's TESS mission: TOI-2844, TOI-3122, TOI-3577, TOI-3755, TOI-4462, TOI-4635, TOI-4737, TOI…

astro-ph.IM2024★ 1 cited

Precision speckle interferometry with CMOS detector

I. A. Strakhov, B. S. Safonov, D. V. Cheryasov

Speckle polarimeter (SPP) is a facility instrument of the 2.5-m telescope of the Caucasian Mountain Observatory of SAI MSU. By design it is a combination of a speckle interferomete…

astro-ph.EP2024★ 5 cited

Discovery and characterization of a dense sub-Saturn TOI-6651b

Sanjay Baliwal, Rishikesh Sharma, Abhijit Chakraborty +13

We report the discovery and characterization of a transiting sub-Saturn exoplanet TOI-6651b using PARAS-2 spectroscopic observations. The host, TOI-6651 (), is a…

astro-ph.EP2024

The GAPS programme at TNG. LVII. TOI-5076b: A warm sub-Neptune planet orbiting a thin-to-thick-disk transition star in a wide binary system

M. Montalto, N. Greco, K. Biazzo +36

Aims. We report the confirmation of a new transiting exoplanet orbiting the star TOI-5076. Methods. We present our vetting procedure and follow-up observations which led to the con…

astro-ph.EP2024

The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M dwarfs

Y. Hori, A. Fukui, T. Hirano +100

Sub-Neptunes with are intermediate in size between rocky planets and Neptune-sized planets. The orbital properties and bulk compositions of transiting sub-Neptunes pr…