COCONUTS-2 Overview

COCONUTS-2 A 0.39 R_⦿ 3397.00 K

COCONUTS-2 b

1.122 R_Jup

Overview Notes 3 Parameters Nearby Data Bibliography 4 Legend Expand All

COCONUTS-2 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
COCONUTS-2 A
COCONUTS-2 b	---	12.58 R_⨁	Imaging	2021	Zhang et al. 2021	Confirmed Planet

Exoplanet Archive Notes (3)

COCONUTS-2 A

Stellar age value/uncertainties estimated from range given in ref. (Zhang et al. 2021)

COCONUTS-2 b

Effective temperature entered under equilibrium temperature. (Zhang et al. 2021)
Effective temperature entered under equilibrium temperature. (Kiman et al. 2026)

COCONUTS-2 A Stellar Parameters (3 Solutions)

RA: 07h49m12.22s

Dec: -76d42m09.71s

Distance: 10.8864+0.0041-0.0042
pc

Parallax: 91.8291000±0.0344833 mas

Ecliptic Latitude: -76.95252 deg

Ecliptic Longitude: 242.13763 deg

Galactic Latitude: -23.12313 deg

Galactic Longitude: 288.91588 deg

Total Proper Motion: 218.5285982±0.0667693 mas/yr

Proper Motion (RA): -101.9970000±0.0606368 mas/yr

Proper Motion (Dec): -193.2650000±0.0683795 mas/yr

Photometry: m_V
11.298±0.027; m_TESS
8.9448800±0.0076702; m_J
7.406±0.021; m_H
6.862±0.031; m_Ks
6.579±0.018; m_W1
6.490±0.081; m_W2
6.244±0.027; m_W3
6.219±0.015; m_W4
6.074±0.045; m_Gaia
10.146000±0.001567; m_B
12.983±0.231

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

Source	Kiman et al. 2026	Zhang et al. 2021	TICv8
T_eff (K)	3552+65-32	3406±69	3397.0±157.0
L_✶ (log₁₀(L_⦿))	-1.719±0.007	-1.732±0.011	-1.74422+0.09530-0.12227
ρ_✶ (g/cm³)	---	---	9.13895±0.32209
M_✶ (M_⦿)	0.40+0.01-0.02	0.37±0.02	0.3773820±0.0201971
R_✶ (R_⦿)	0.366+0.005-0.014	0.388±0.011	0.3875700±0.0114701
log g (log₁₀(cm/s²))	4.91+0.02-0.01	4.83±0.03	4.8381500±0.0024481
Metallicity (dex)	---	0.0±0.1 [Fe/H]	---
Age (Gyr)	0.414±0.023	0.475±0.325	---
Sp. T	---	M3 V	---
P_rot (days)	---	2.83±0.28	---

COCONUTS-2 b Planetary Parameters (3 Solutions)

Status: Confirmed Planet

Detected By: Imaging

Tools: Planetary Systems; Atmospheric Spectroscopy

Source	Kiman et al. 2026	Zhang et al. 2025	Zhang et al. 2021
T_eq (K)	493±9	---	434±9
M_p (M_⨁)	2384±127	2543±636	2002+477-604
M_p (M_Jup)	7.50±0.40	8±2	6.3+1.5-1.9
R_p (R_⨁)	12.58+0.06-0.04	12.4+0.3-0.4	12.4±0.3
R_p (R_Jup)	1.122+0.005-0.004	1.11+0.03-0.04	1.11±0.03
P (days)	---	---	402000000+470000000-100000000
a (au)	---	---	7506.0+5205.0-2060.0

Nearby Data (within 30 arcseconds) Browse Nearby Data

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

Data Files: 2 SuperWASP Time Series; 1 Associated Literature Data

Bibliography (4 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/COCONUTS-2.json

COCONUTS-2 A

Catalog Parameters

07h49m12.22s

Dec

dec

-76d42m09.71s

elat

-76.95252

elon

242.13763

glat

-23.12313

glon

288.91588

m_V

sy_vmag

11.298±0.027

m_TESS

sy_tmag

8.9448800±0.0076702

m_J

sy_jmag

7.406±0.021

m_H

sy_hmag

6.862±0.031

m_Ks

sy_kmag

6.579±0.018

sy_kepmag

no_data

m_W1

sy_w1mag

6.490±0.081

m_W2

sy_w2mag

6.244±0.027

m_W3

sy_w3mag

6.219±0.015

m_W4

sy_w4mag

6.074±0.045

sy_icmag

no_data

m_Gaia

sy_gaiamag

10.146000±0.001567

m_B

sy_bmag

12.983±0.231

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

sy_pm

218.5285982±0.0667693

μ_δ

sy_pmdec

-193.2650000±0.0683795

μ_α

sy_pmra

-101.9970000±0.0606368

sy_plx

91.8291000±0.0344833

Distance

sy_dist

10.8864+0.0041-0.0042

Set Parameters

R_✶

st_rad

0.3875700±0.0114701

T_eff

st_teff

3397.0±157.0