TOI-1855 Overview

TOI-1855 1.08 R_⦿ 5347.00 K

TOI-1855 b

1.650 R_Jup

Overview Parameters Nearby Data Bibliography 3 Legend Expand All

TOI-1855 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
TOI-1855
TOI-1855 b	1.36 d	18.49 R_⨁	Transit	2024	Schulte et al. 2024	Confirmed Planet

TOI-1855 Stellar Parameters (3 Solutions)

RA: 13h41m24.95s

Dec: +17d41m12.74s

Distance: 176.833+1.186-1.170
pc

Parallax: 5.6264500±0.0373982 mas

Ecliptic Latitude: 26.1693 deg

Ecliptic Longitude: 196.39965 deg

Galactic Latitude: 75.09922 deg

Galactic Longitude: 356.21167 deg

Total Proper Motion: 108.997211±0.064096 mas/yr

Proper Motion (RA): -73.2242000±0.0665118 mas/yr

Proper Motion (Dec): -80.7379000±0.0620387 mas/yr

Photometry: m_V
11.197±0.016; m_TESS
10.6503±0.0068; m_J
9.9790±0.0220; m_H
9.620±0.023; m_Ks
9.523±0.016; m_W1
9.354±0.021; m_W2
9.404±0.018; m_W3
9.376±0.036; m_W4
8.532; m_Gaia
11.161100±0.001582; m_B
12.094±0.205

Tools: Planetary Systems; ExoFOP Target Overview Page; IRSA Finding Chart; TOI; Stellar Hosts

Source	Schulte et al. 2024	TICv8	ExoFOP
T_eff (K)	5359+89-83	5347.000+110.338-131.739	5347±121
L_✶ (log₁₀(L_⦿))	-0.0947+0.0164-0.0165	-0.06522212+0.01085396-0.01265810	---
ρ_✶ (g/cm³)	1.23+0.15-0.11	1.02681+0.26399-0.19583	---
M_✶ (M_⦿)	0.9870+0.0580-0.0450	0.92000000+0.14185900-0.08109880	---
R_✶ (R_⦿)	1.041+0.031-0.033	1.0809900+0.0689397-0.0447839	1.08±0.06
log g (log₁₀(cm/s²))	4.397+0.040-0.031	4.3342100+0.0902857-0.0677679	4.33±0.08
Metallicity (dex)	0.399+0.069-0.079 [Fe/H]	---	---
v sin i (km/s)	5.74±0.15	---	---
Age (Gyr)	8.20+3.50-4.00	---	---

TOI-1855 b Planetary Parameters (2 Solutions)

Status: Confirmed Planet

Detected By: Radial Velocity, Transit

Tools: Planetary Systems; Transit Prediction Service; TOI; Transit

Source	Schulte et al. 2024	ExoFOP
T_eq (K)	1701.0±20.0	1505
S (S_⨁)	---	852.162
P (days)	1.36414864±0.00000051	1.3641482±0.0000008
R_p (R_⨁)	18.5+5.8-4.1	19.58760±5.28743
R_p (R_Jup)	1.65+0.52-0.37	1.747492±0.471714
δ (%)	0.707+0.028-0.030	0.782000±0.190216
T₁₄ (hours)	1.194+0.012-0.013	0.9520±0.0520
T_C (days)	2459243.19743±0.00029 (BJD-TDB)	2459690.6378420±0.0002773 (BJD)
a/R_✶	4.95+0.20-0.15	---
b	1.024+0.061-0.049	---
ω (deg)	-100.0+120.0-110.0	---
M_p (M_⨁)	360.1+30.5-28.9	---
M_p (M_Jup)	1.133+0.096-0.091	---
e	0.033+0.038-0.023	---
i (deg)	78.1±1.0	---
ρ (g/cm³)	0.31+0.37-0.18	---
R_p/R_✶	0.162+0.049-0.035	---
K (m/s)	204+16-15	---
a (au)	0.02398+0.00046-0.00037	---

Nearby Data (within 30 arcseconds) Browse Nearby Data

Known Objects: 1 Confirmed Planets; 2 2MASS Point Source Catalog

Data Files: 1 Associated Literature Data

Bibliography (3 References)

Legend

System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive

Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2

External Link
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Debug Info

https://vmexoweb2.ipac.caltech.edu/data/Overviews_2.0/39/TOI-1855.json

TOI-1855

Catalog Parameters

13h41m24.95s

Dec

dec

+17d41m12.74s

elat

26.1693

elon

196.39965

glat

75.09922

glon

356.21167

m_V

sy_vmag

11.197±0.016

m_TESS

sy_tmag

10.6503±0.0068

m_J

sy_jmag

9.9790±0.0220

m_H

sy_hmag

9.620±0.023

m_Ks

sy_kmag

9.523±0.016

sy_kepmag

no_data

m_W1

sy_w1mag

9.354±0.021

m_W2

sy_w2mag

9.404±0.018

m_W3

sy_w3mag

9.376±0.036

m_W4

sy_w4mag

8.532

sy_icmag

no_data

m_Gaia

sy_gaiamag

11.161100±0.001582

m_B

sy_bmag

12.094±0.205

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

sy_pm

108.997211±0.064096

μ_δ

sy_pmdec

-80.7379000±0.0620387

μ_α

sy_pmra

-73.2242000±0.0665118

sy_plx

5.6264500±0.0373982

Distance

sy_dist

176.833+1.186-1.170

Set Parameters

R_✶

st_rad

1.0809900+0.0689397-0.0447839

T_eff

st_teff

5347.000+110.338-131.739