HD 23472 Overview
HD 23472
0.69
R⦿
4813.00
K
HD 23472 d
0.067
RJup
HD 23472 e
0.073
RJup
HD 23472 f
0.101
RJup
HD 23472 b
0.178
RJup
HD 23472 c
0.167
RJup
- Architecture
- HD 23472
- HD 23472
- Other Data
- Bibliography 12
- Nearby Data 3
Discovery Data
Host | Planet | Method | Year | Reference | Disposition |
---|---|---|---|---|---|
HD 23472 | HD 23472 d | Transit | 2022 | Barros et al. 2022 | Confirmed Planet |
HD 23472 | HD 23472 e | Transit | 2022 | Barros et al. 2022 | Confirmed Planet |
HD 23472 | HD 23472 f | Transit | 2022 | Barros et al. 2022 | Confirmed Planet |
HD 23472 | HD 23472 b | Transit | 2019 | Trifonov et al. 2019 | Confirmed Planet |
HD 23472 | HD 23472 c | Transit | 2019 | Trifonov et al. 2019 | Confirmed Planet |
- RA
- 03h41m50.17s
- Dec
- -62d46m02.16s
- Distance
-
39.0341+0.0401-0.0400pc
- Parallax
- 25.5897000±0.0260766 mas
- Ecliptic Latitude
- -74.95491 deg
- Ecliptic Longitude
- 358.26316 deg
- Galactic Latitude
- -44.84798 deg
- Galactic Longitude
- 277.0269 deg
- Total Proper Motion
- 111.5773854±0.0512251 mas/yr
- Proper Motion (RA)
- -102.5710000±0.0496546 mas/yr
- Proper Motion (Dec)
- -43.9170000±0.0590611 mas/yr
- Photometry
-
mV9.73±0.03
-
mTESS8.7513±0.0060
-
mJ7.865±0.024
-
mH7.347±0.029
-
mKs7.207±0.023
-
mW17.003±0.044
-
mW27.222±0.020
-
mW37.183±0.017
-
mW47.039±0.066
-
mGaia9.384760±0.000227
-
mB10.694±0.000
Source | Barros et al. 2022 | TICv8 | Trifonov et al. 2019 | Gaia DR2 | Gray et al. 2006 | Michigan Catalog, Vol. 1 | Cannon & Pickering 1918 | ExoFOP-TESS TOI | ExoFOP-TESS TOI | ExoFOP-TESS TOI | ExoFOP-TESS TOI | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Teff
(K)
|
4684±99 |
4813.0000+86.3184-136.8180
|
--- |
4826.3335+81.2363-61.9233
|
--- | --- | --- | 4813±111 | 4813±111 | 4813±111 | 4813±111 | 4813±111 | ||
L✶
(log10(L⦿))
|
-0.625+0.027-0.028
|
-0.6362157+0.0172132-0.0093926
|
-0.636+0.009-0.010
|
-0.63682663+0.00075005-0.00075135
|
--- | --- | --- | --- | --- | --- | --- | --- | ||
Metallicity
(dex)
|
-0.20±0.05 [Fe/H] | -0.19±0.08 [M/H] | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
ρ✶
(g/cm3)
|
2.71±0.25 |
3.3275284+0.8780610-0.7184066
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
M✶
(M⦿)
|
0.67±0.03 |
0.7800000+0.0949502-0.0826635
|
0.75+0.04-0.03
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | ||
R✶
(R⦿)
|
0.71±0.02 |
0.6913740+0.0533513-0.0313925
|
0.73±0.01 |
0.68707579+0.01797605-0.02255839
|
--- | --- | --- | 0.691374003887177±0.042371900000000 | 0.691374003887177±0.042371900000000 | 0.691374003887177±0.042371900000000 | 0.691374003887177±0.042371900000000 | 0.691374003887177±0.042371900000000 | ||
log g
(log10(cm/s2))
|
4.53±0.08 |
4.6507400+0.0886638-0.0738948
|
--- | --- | --- | --- | --- | 4.38±0.21 | 4.38±0.21 | 4.38±0.21 | 4.38±0.21 | 4.38±0.21 | ||
γ
(km/s)
|
34.55274±0.00055 | --- | --- | 34.216290254310408±0.225794333783424 | --- | --- | --- | --- | --- | --- | --- | --- | ||
v sin i
(km/s)
|
1.45±0.17 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
CAII LOG RHK
|
-4.9969±0.0002 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
Sp. T
|
K4 V | --- | --- | --- | K3.5 V | K4 V | K5 | --- | --- | --- | --- | --- | ||
Prot
(days)
|
40.10+1.00-0.87
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
Source | Barros et al. 2022 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|
a/R✶
|
13.29+0.79-0.78
|
--- | ||
Teq
(K)
|
909+35-32
|
830.206250848435 | ||
b
|
0.47+0.16-0.28
|
--- | ||
S
(S⨁)
|
117+13-11
|
112.270329600069 | ||
ω
(deg)
|
19.0+99.0-117.0
|
--- | ||
Mp
(M⨁)
|
0.55+0.21-0.20
|
--- | ||
Mp
(MJup)
|
0.0017+0.0007-0.0006
|
--- | ||
e
|
0.0700+0.0500-0.0470
|
--- | ||
i
(deg)
|
87.95+1.20-0.87
|
--- | ||
P
(days)
|
3.976640+0.000030-0.000044
|
3.97666394851563±0.00002193769300 | ||
ρ
(g/cm3)
|
7.50+3.90-3.10
|
--- | ||
Rp
(R⨁)
|
0.750+0.067-0.057
|
0.807109651533313±0.769257550000000 | ||
Rp
(RJup)
|
0.0669+0.0060-0.0051
|
0.0720056241628923±0.0686286800368922 | ||
Rp/R✶
|
0.0097520+0.0007700-0.0007200
|
--- | ||
K
(m/s)
|
0.29±0.11 | --- | ||
a
(au)
|
0.04298+0.00063-0.00065
|
--- | ||
T14
(hours)
|
1.99+0.21-0.20
|
2.127742224209±0.159776170000 | ||
TC
(days)
|
2458357.8398+0.0059-0.0062
|
2458326.0282020±0.0018363 | ||
δ
(%)
|
--- | 0.0135566248187729±0.0013903932000000 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
Source | Barros et al. 2022 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|
Teq
(K)
|
723+28-25
|
660.200845331632 | ||
S
(S⨁)
|
46.7+5.1-4.6
|
44.8978253286067 | ||
P
(days)
|
7.90754±0.00011 | 7.90767225069933±0.00005717989200 | ||
Rp
(R⨁)
|
0.818+0.080-0.065
|
0.927519513217299±0.525159800000000 | ||
Rp
(RJup)
|
0.0730+0.0071-0.0058
|
0.0827478910029080±0.0468516999052376 | ||
δ
(%)
|
--- | 0.0157495771308736±0.0018641155000000 | ||
T14
(hours)
|
2.48±0.30 | 2.94315386873247±0.31656086000000 | ||
TC
(days)
|
2458354.5659±0.0066 | 2458330.83751100±0.00271138 | ||
a/R✶
|
21.0+1.3-1.2
|
--- | ||
b
|
0.50+0.18-0.29
|
--- | ||
ω
(deg)
|
46.0+100.0-179.0
|
--- | ||
Mp
(M⨁)
|
0.72+0.28-0.27
|
--- | ||
Mp
(MJup)
|
0.0023+0.0009-0.0008
|
--- | ||
e
|
0.0700+0.0520-0.0470
|
--- | ||
i
(deg)
|
88.63+0.80-0.56
|
--- | ||
ρ
(g/cm3)
|
7.50+3.90-3.00
|
--- | ||
Rp/R✶
|
0.01065+0.00088-0.00076
|
--- | ||
K
(m/s)
|
0.30+0.12-0.11
|
--- | ||
a
(au)
|
0.0680±0.0010 | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
Source | Barros et al. 2022 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|
Teq
(K)
|
630+27-23
|
571.945584680866 | ||
S
(S⨁)
|
26.3+2.9-2.6
|
25.2894770233744 | ||
P
(days)
|
12.1621839+0.0001200-0.0000990
|
12.1622171719925±0.0000491631300 | ||
Rp
(R⨁)
|
1.137+0.084-0.077
|
1.17666551797215±0.97598170000000 | ||
Rp
(RJup)
|
0.1014+0.0075-0.0069
|
0.104975247033136±0.087071405163540 | ||
δ
(%)
|
--- | 0.0289997034623129±0.0025168226000000 | ||
T14
(hours)
|
2.82+0.22-0.14
|
2.74263721168058±0.27684563000000 | ||
TC
(days)
|
2458360.0754+0.0049-0.0078
|
2458335.74586000±0.00202845 | ||
a/R✶
|
28.0+1.9-2.0
|
--- | ||
b
|
0.57+0.10-0.26
|
--- | ||
ω
(deg)
|
4.00+97.00-133.00
|
--- | ||
Mp
(M⨁)
|
0.770+0.440-0.400
|
--- | ||
Mp
(MJup)
|
0.00242+0.00138-0.00126
|
--- | ||
e
|
0.0700+0.0480-0.0510
|
--- | ||
i
(deg)
|
88.81+0.58-0.32
|
--- | ||
ρ
(g/cm3)
|
3.0+2.0-1.6
|
--- | ||
Rp/R✶
|
0.01478+0.00087-0.00077
|
--- | ||
K
(m/s)
|
0.29±0.11 | --- | ||
a
(au)
|
0.0906±0.0014 | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
Source | Barros et al. 2022 | Trifonov et al. 2019 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|
ω
(deg)
|
114+37-210
|
0 | --- | ||
Mp
(M⨁)
|
8.32+0.78-0.79
|
17.92+1.41-14.00
|
--- | ||
Mp
(MJup)
|
0.0262+0.0025-0.0025
|
0.05638+0.00444-0.04405
|
--- | ||
e
|
0.0720+0.0390-0.0400
|
0 | --- | ||
P
(days)
|
17.667087±0.000042 |
17.667+0.142-0.095
|
17.6671330924959±0.0000467984720 | ||
Rp
(R⨁)
|
2.00+0.11-0.10
|
1.872±1.321 | 2.23545605243103±0.16114731000000 | ||
Rp
(RJup)
|
0.178+0.010-0.009
|
0.1670±0.1179 | 0.199434374298729±0.014376624807642 | ||
K
(m/s)
|
2.68+0.24-0.25
|
5.33+0.67-4.20
|
--- | ||
a
(au)
|
0.1162±0.0018 | 0.121±0.001 | --- | ||
δ
(%)
|
--- | 0.0663±0.0048 | 0.0738896229863582±0.0028607325000000 | ||
a/R✶
|
37.1+2.1-1.9
|
--- | --- | ||
Teq
(K)
|
543±18 | --- | 505.014215083123 | ||
b
|
0.690+0.054-0.090
|
--- | --- | ||
S
(S⨁)
|
16.0+1.8-1.6
|
--- | 15.3721782870706 | ||
i
(deg)
|
88.93±0.16 | --- | --- | ||
ρ
(g/cm3)
|
6.15+1.20-1.00
|
--- | --- | ||
Rp/R✶
|
0.02597+0.00076-0.00083
|
--- | --- | ||
T14
(hours)
|
2.67+0.11-0.17
|
--- | 2.95806882868466±0.12218387400000 | ||
TC
(days)
|
2458360.6641±0.0012 | --- | 2458325.32863700±0.00141991 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
Source | Barros et al. 2022 | Trifonov et al. 2019 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|
ω
(deg)
|
2.00+116.00-128.00
|
0 | --- | ||
Mp
(M⨁)
|
3.41+0.88-0.81
|
17.18+1.07-13.77
|
--- | ||
Mp
(MJup)
|
0.0107+0.0028-0.0025
|
0.05405+0.00337-0.04333
|
--- | ||
e
|
0.0630+0.0540-0.0430
|
0 | --- | ||
P
(days)
|
29.79749+0.00013-0.00014
|
29.625+0.224-0.171
|
29.7976204948474±0.0000946623800 | ||
Rp
(R⨁)
|
1.87+0.12-0.11
|
2.149±0.345 | 1.677122004116±0.972011300000 | ||
Rp
(RJup)
|
0.167+0.011-0.010
|
0.1917±0.0308 | 0.1496230610974±0.0867171891910 | ||
K
(m/s)
|
0.920±0.230 |
4.29+0.26-3.44
|
--- | ||
a
(au)
|
0.1646±0.0024 | 0.170±0.001 | --- | ||
δ
(%)
|
--- | 0.0627±0.0061 | 0.0601508566229395±0.0033664210000000 | ||
a/R✶
|
50.2+3.5-3.1
|
--- | --- | ||
Teq
(K)
|
467+19-18
|
--- | 424.259687883884 | ||
b
|
0.785+0.043-0.054
|
--- | --- | ||
S
(S⨁)
|
7.96+0.87-0.78
|
--- | 7.65681359358732 | ||
i
(deg)
|
89.095+0.089-0.073
|
--- | --- | ||
ρ
(g/cm3)
|
3.10+1.00-0.84
|
--- | --- | ||
Rp/R✶
|
0.0243+0.0011-0.0010
|
--- | --- | ||
T14
(hours)
|
2.94±0.33 | --- | 2.8877904644222±0.2828656400000 | ||
TC
(days)
|
2458370.1037+0.0019-0.0018
|
--- | 2458340.30376700±0.00139756 |
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
- 5 Confirmed Planets
- 2 2MASS Point Source Catalog
- Data Files
- 5 Associated Literature Data
-
HD 23472: a multi-planetary system with three super-Earths and two potential super-Mercuries
Barros et al. 2022 -
The Revised TESS Input Catalog and Candidate Target List
TICv8 -
TESS exoplanet candidates validated with HARPS archival data. A massive Neptune around GJ 143 and two Neptunes around HD 23472
Trifonov et al. 2019 -
Gaia Data Release 2
Gaia DR2 -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI -
Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 parsecs: The Southern Sample
Gray et al. 2006 -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog -
The Hipparcos and Tycho Photometric System Passbands
Tycho 2 converted using Bessell 2000 -
The Tycho-2 catalog of the 2.5 million brightest stars
The Tycho-2 Catalog -
The Hipparcos and Tycho Catalogs
Hipparcos and Tycho Catalogs -
Michigan Catalog of two-dimensional spectral types for the HD stars, Vol 1
Michigan Catalog, Vol. 1 -
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
- Search
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- Download