HIP 8923 Overview
HIP 8923
1.32
R⦿
5980.00
K
HIP 8923 b
HIP 8923 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HIP 8923 | ||||||
| HIP 8923 b | 5160 d | 3171.93 M⨁ | Radial Velocity | 2026 | Peña et al. 2026 | Confirmed Planet |
- RA
- 01h54m54.02s
- Dec
- -11d30m40.81s
- Distance
-
65.9957+0.2206-0.2191pc
- Parallax
- 15.123800±0.050096 mas
- Ecliptic Latitude
- -21.74175 deg
- Ecliptic Longitude
- 22.31183 deg
- Galactic Latitude
- -68.41323 deg
- Galactic Longitude
- 169.66106 deg
- Total Proper Motion
- 16.543472±0.087052 mas/yr
- Proper Motion (RA)
- -16.349500±0.087246 mas/yr
- Proper Motion (Dec)
- -2.5259300±0.0785142 mas/yr
- Photometry
-
mV8.24±0.03
-
mTESS7.6729±0.0060
-
mJ7.127±0.019
-
mH6.926±0.026
-
mKs6.818±0.018
-
mW16.769±0.067
-
mW26.772±0.021
-
mW36.808±0.016
-
mW46.784±0.076
-
mGaia8.087720±0.000333
-
mB8.854±0.030
| Source | Peña et al. 2026 | TICv8 |
|---|---|---|
|
Teff
(K)
|
5980±51 |
5877.000+124.987-125.751
|
|
Metallicity
(dex)
|
0.42±0.05 [Fe/H] | --- |
|
γ
(km/s)
|
-22.75±0.13 | --- |
|
v sin i
(km/s)
|
3.0 | --- |
|
Age
(Gyr)
|
1.73+1.14-1.22
|
--- |
|
M✶
(M⦿)
|
1.01±0.04 |
1.060000+0.137788-0.137832
|
|
S Index
|
0.157±0.004 | --- |
|
CAII LOG RHK
|
-5.01 | --- |
|
Sp. T
|
G3 V | --- |
|
L✶
(log10(L⦿))
|
--- |
0.27354340+0.00983116-0.01539934
|
|
ρ✶
(g/cm3)
|
--- |
0.6473401+0.1175383-0.1566613
|
|
R✶
(R⦿)
|
--- |
1.3216400+0.0654940-0.0618628
|
|
log g
(log10(cm/s2))
|
--- |
4.2211500+0.0667696-0.0889771
|
- Status
- Confirmed Planet
- Detected By
- Astrometry, Radial Velocity
- Tools
- Planetary Systems
| Source | Peña et al. 2026 |
|---|---|
|
ω
(deg)
|
53.00+65.30-32.00
|
|
Mp
(M⨁)
|
3172+248-51
|
|
Mp
(MJup)
|
9.980+0.780-0.160
|
|
e
|
0.011+0.032-0.011
|
|
i
(deg)
|
24.8+1.2-3.9
|
|
P
(days)
|
5160+150-240
|
|
K
(m/s)
|
48.3+3.6-5.5
|
|
a
(au)
|
5.90+0.10-0.22
|
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