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TOI-261 Overview

  • Star: TOI-261
    • Stellar Radius: 1.28 Solar Radius
    • Stellar Effective Temperature: 5890.30 K
    • Planet: TOI-261.01
      • Disposition Confirmed
      • Planet Radius 0.271 Jupiter Radius
    • Planet: TOI-261.02
      • Disposition Confirmed
      • Planet Radius 0.299 Jupiter Radius

TOI-261 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
TOI-261
TOI-261.01 3.36 d 3.04 R⨁ Transit 2021 Giacalone et al. 2021 Confirmed Planet
TOI-261.02 13.04 d 3.35 R⨁ Transit 2021 Giacalone et al. 2021 Confirmed Planet
RA
01h00m52.35s
Dec
-24d25m26.38s
Distance
114.495+0.557-0.552
pc
Parallax
8.7053500±0.0419971 mas
Ecliptic Latitude
-28.32265 deg
Ecliptic Longitude
3.56568 deg
Galactic Latitude
-86.56158 deg
Galactic Longitude
161.59825 deg
Total Proper Motion
108.9371092±0.0876879 mas/yr
Proper Motion (RA)
108.3600000±0.0879286 mas/yr
Proper Motion (Dec)
-11.1984000±0.0610847 mas/yr
Photometry
mV 9.56±0.03
mTESS 9.03971±0.00600
mJ 8.507±0.029
mH 8.272±0.049
mKs 8.182±0.053
mW1 8.159±0.024
mW2 8.197±0.020
mW3 8.178001±0.021000
mW4 8.042±0.203
mGaia 9.42329±0.00019
mB 10.120±0.034
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source Hord et al. 2024 TICv8 ExoFOP ExoFOP
Teff
(K)
5890.3
5890.3000+96.2827-114.3140
 5890.3±57.0 5890.3±57.0
M✶
(M⦿)
0.496728381
1.069000+0.157324-0.111841
 --- ---
R✶
(R⦿)
1.28018
1.280180+0.052604-0.056401
 1.2801799774169922±0.0545025000000000 1.313830±0.136209
log g
(log10(cm/s2))
3.92
4.2525100+0.0516822-0.0862374
 3.92±0.08 3.92±0.08
L✶
(log10(L⦿))
---
0.24978347+0.01445551-0.01693423
 --- ---
Metallicity
(dex)
--- -0.35±0.09 [M/H] --- ---
ρ✶
(g/cm3)
---
0.7183474+0.1568601-0.1151350
 --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Source Hord et al. 2024 Giacalone et al. 2021 ExoFOP
Teq
(K)
1722.491293 --- 1387.0636575357264
S
(S⨁)
874.7955667 --- 874.7955666920287
P
(days)
3.3639254 3.36 3.3639253966858997±0.0000156422610000
Rp
(R⨁)
3.0449863±0.2114907 2.95 3.0449862658108136±0.2114907200000000
Rp
(RJup)
0.271361137±0.018847493 0.263 0.27165594689718875±0.01886797075134584
δ
(%)
--- --- 0.0422061076119246±0.0029082520000000
T14
(hours)
3.3430495 --- 3.343049531413336±0.193696160000000
TC
(days)
--- --- 2458383.91562400±0.00176224
(BJD)
a/R✶
5.846968616 --- ---
Rp/R✶
0.021788372 --- ---
a
(au)
0.034792189 --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Source ExoFOP Giacalone et al. 2021
Teq
(K)
1007.52568294318 ---
S
(S⨁)
243.526094627269 ---
P
(days)
13.0393586213526±0.0043164864000 13.04
Rp
(R⨁)
3.34822227417903±1.26961870000000 2.52
Rp
(RJup)
0.298708898140848±0.113267988765473 0.225
δ
(%)
0.0625599568734536±0.0058031660000000 ---
T14
(hours)
4.92183246929998±0.53144544000000 ---
TC
(days)
2458389.72718500±0.00303718
(BJD)
---
Print
Known Objects
2 Confirmed Planets
1 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
2 Associated Literature Data
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