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GJ 685 Overview

  • Star: GJ 685
    • Stellar Radius: 0.54 Solar Radius
    • Stellar Effective Temperature: 3870.07 K
    • Planet: GJ 685 b
      • Disposition Confirmed

GJ 685 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
GJ 685
GJ 685 b 24.16 d > 9 M⨁ Radial Velocity 2019 Pinamonti et al. 2019 Confirmed Planet
GJ 685
RA
17h35m35.05s
Dec
+61d40m45.65s
Distance
14.3155±0.0081 pc
Parallax
69.8254000±0.0391653 mas
Ecliptic Latitude
84.44466 deg
Ecliptic Longitude
238.59104 deg
Galactic Latitude
32.5891 deg
Galactic Longitude
90.75762 deg
Total Proper Motion
577.2316268±0.0618342 mas/yr
Proper Motion (RA)
261.895000±0.055416 mas/yr
Proper Motion (Dec)
-514.4000000±0.0633919 mas/yr
Photometry
mV 9.980±0.100
mTESS 8.1663900±0.0072987
mJ 6.884±0.032
mH 6.271±0.017
mKs 6.066±0.018
mIc 8.000±0.025
mGaia 9.167100±0.000914
mB 11.401±0.012
mg 10.954600±0.000563
mi 8.7207900±0.0003863
mr 9.4399000±0.0003375
mu 14.5112000±0.0045953
mz 8.5829300±0.0008492
Abundances
(Hypatia Catalog)
[Fe/H] 0.00±0.05 dex
[O/H] 0.02±0.09 dex
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source TICv8 Pinamonti et al. 2019 Gaia DR2 Turnbull 2015 Pizzolato et al. 2003 Hawley et al. 1996 Duncan et al. 1991 Duncan et al. 1991
S Index
--- --- --- --- --- --- 2.2883±0.3174 2.2499±0.1851
Teff
(K)
3753.0±157.0 3816±69
3870.07+249.20-274.40
 3761 --- --- --- ---
L✶
(log10(L⦿))
-1.25129+0.08894-0.11197
 -1.253±0.094
-1.2231918+0.0005116-0.0005122
-1.222 +0.426-0.176
--- --- --- ---
γ
(km/s)
--- --- -15.717569786694547±0.431774389792853 --- --- --- --- ---
R✶
(R⦿)
0.5600820±0.0164892 0.54±0.05
0.5440253+0.0862029-0.0638319
 0.58 --- --- --- ---
M✶
(M⦿)
0.5542330±0.0201914 0.55±0.06 --- 0.49 --- --- --- ---
Sp. T
--- M0.5 --- M1 --- M0.5 --- ---
Metallicity
(dex)
--- -0.15±0.09 [Fe/H] --- --- --- --- --- ---
v sin i
(km/s)
--- 1.33±0.42 --- --- --- --- --- ---
log g
(log10(cm/s2))
4.6852600±0.0097503 4.72±0.05 --- --- --- --- --- ---
Prot
(days)
---
18.15+0.15-0.16
 --- --- 18.60 --- --- ---
ρ✶
(g/cm3)
4.4473676±0.2310705 --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
Source Pinamonti et al. 2019
Mp sin i
(M⨁)
9.00+1.70-1.80
Mp sin i
(MJup)
0.0283+0.0053-0.0057
e
0
P
(days)
24.160+0.061-0.047
K
(m/s)
3.00+0.53-0.52
a
(au)
0.1344+0.0052-0.0051
Print
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     102 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
1 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
1 Associated Literature Data
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  • Confirmed
  • Candidate
  • False Positive Planet
  • Controversial
  • False Positive
  • Aliases
  • Data Access
  • Transit Prediction Service
  • Time Series
  • Kepler | K2
  • External Link
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