HD 15337 Overview
-
Star:
HD 15337
- Stellar Radius: 0.86 Solar Radius
- Stellar Effective Temperature: 5131.00 K
-
Planet:
HD 15337 b
- Disposition Confirmed
- Planet Radius 0.158 Jupiter Radius
-
Planet:
HD 15337 c
- Disposition Confirmed
- Planet Radius 0.225 Jupiter Radius
HD 15337 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HD 15337 | ||||||
| HD 15337 b | 4.76 d | 1.77 R⨁ | Transit | 2019 | Gandolfi et al. 2019 | Confirmed Planet |
| HD 15337 c | 17.18 d | 2.53 R⨁ | Transit | 2019 | Gandolfi et al. 2019 | Confirmed Planet |
HD 15337 b
- Planet also independently announced in this ref. (Dumusque et al. 2019)
- Planet also independently announced in this ref. (Dumusque et al. 2019)
- Planetary parameters drawn from Table 2, model "Eureka!, Joint fit, NRS1" in ref. (Wallack et al. 2026)
- RA
- 02h27m28.29s
- Dec
- -27d38m10.02s
- Distance
-
44.8155+0.0707-0.0704pc
- Parallax
- 22.284800±0.034864 mas
- Ecliptic Latitude
- -39.56889 deg
- Ecliptic Longitude
- 23.15388 deg
- Galactic Latitude
- -68.70904 deg
- Galactic Longitude
- 219.86213 deg
- Total Proper Motion
- 224.0446769±0.0795923 mas/yr
- Proper Motion (RA)
- -73.5903000±0.0574504 mas/yr
- Proper Motion (Dec)
- -211.6140000±0.0818651 mas/yr
- Photometry
- mV 9.10±0.03
- mTESS 8.3157±0.0060
- mJ 7.553±0.019
- mH 7.215±0.034
- mKs 7.044±0.018
- mW1 6.918±0.054
- mW2 7.048±0.020
- mW3 7.015±0.017
- mW4 6.916±0.072
- mGaia 8.855980±0.000178
- mB 10.009±0.090
-
Abundances
(Hypatia Catalog) - [Fe/H] 0.09±0.10 dex
- [C/H] 0.13±0.08 dex
- [O/H] 0.10±0.08 dex
- [Na/H] 0.12±0.10 dex
- [Mg/H] 0.14±0.05 dex
- [Al/H] 0.16±0.06 dex
- [Si/H] 0.12±0.04 dex
- [Ca/H] 0.10±0.06 dex
- [Y/H] 0.04±0.07 dex
- [BaII/H] 0.01±0.06 dex
| Source | Rosário et al. 2024 | TICv8 | Dumusque et al. 2019 | Gandolfi et al. 2019 | Gaia DR2 | Nordstrom et al. 2004 | Michigan Catalog, Vol. 3 | Cannon & Pickering 1918 | ExoFOP | ExoFOP | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
5131±74 |
5175.2000+96.7336-117.2960
|
5131±74 | 5125±50 |
5165.5+45.8-66.1
|
--- | --- | --- | 5175.2000±23.6172 | 5175.2000±23.6172 | ||
|
Metallicity
(dex)
|
0.03±0.04 [Fe/H] | 0.0600000±0.0212132 [M/H] | 0.03±0.04 [Fe/H] | 0.15±0.10 [Fe/H] | --- | --- | --- | --- | --- | --- | ||
|
Age
(Gyr)
|
9.60+3.80-3.90
|
--- |
7.50+4.20-4.40
|
5.1±0.8 | --- | --- | --- | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
1.881+0.106-0.111
|
2.0794938+0.5224196-0.3687471
|
--- | --- | --- | --- | --- | --- | --- | --- | ||
|
M✶
(M⦿)
|
0.829±0.038 |
0.8800000+0.1340770-0.0870961
|
0.851+0.042-0.034
|
0.90±0.03 | --- | --- | --- | --- | --- | --- | ||
|
R✶
(R⦿)
|
0.855±0.008 |
0.8418420+0.0425764-0.0411070
|
0.839+0.018-0.016
|
0.856±0.017 |
0.8467337+0.0220935-0.0148285
|
--- | --- | --- | 0.841841995716095±0.041841700000000 | 0.841841995716095±0.041841700000000 | ||
|
log g
(log10(cm/s2))
|
4.48±0.04 |
4.5320900+0.0939623-0.0583913
|
4.37±0.13 | 4.53±0.02 | --- | --- | --- | --- | 4.376570±0.066896 | 4.376570±0.066896 | ||
|
L✶
(log10(L⦿))
|
--- |
-0.3391355+0.0088456-0.0098477
|
-0.326+0.021-0.023
|
--- |
-0.3373622+0.0010375-0.0010400
|
--- | --- | --- | --- | --- | ||
|
γ
(km/s)
|
--- | --- | --- | -3.7977±0.0012 | -3.6335907163288104±0.1446009488220649 | -4.6±0.3 | --- | --- | --- | --- | ||
|
v sin i
(km/s)
|
--- | --- | --- | 1.0±1.0 | --- | 0 | --- | --- | --- | --- | ||
|
Sp. T
|
--- | --- | --- | K1 V | --- | --- | K1 V | G5 | --- | --- | ||
|
Prot
(days)
|
--- | --- | 36.55 | 36.528±0.022 | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Rosário et al. 2024 | Dumusque et al. 2019 | Gandolfi et al. 2019 | ExoFOP | ||
|---|---|---|---|---|---|---|
|
ω
(deg)
|
71.620+52.510-40.300
|
--- |
62.0+42.0-32.0
|
--- | ||
|
Mp
(M⨁)
|
6.519+0.409-0.400
|
7.20±0.81 |
7.51+1.09-1.01
|
--- | ||
|
Mp
(MJup)
|
0.02051+0.00129-0.00126
|
0.0227±0.0025 |
0.0236+0.0034-0.0032
|
--- | ||
|
e
|
0.058+0.022-0.016
|
0.17±0.09 | 0.090±0.050 | --- | ||
|
i
(deg)
|
89.30+0.48-0.57
|
88.36+0.36-0.30
|
88.5+0.6-0.4
|
--- | ||
|
P
(days)
|
4.7559804+0.0000062-0.0000037
|
4.75642+0.00021-0.00020
|
4.75615±0.00017 | 4.755999519737232±0.000006446157642 | ||
|
ρ
(g/cm3)
|
6.458+0.518-0.510
|
8.05+1.93-1.61
|
9.300+1.810-1.580
|
--- | ||
|
Rp
(R⨁)
|
1.770+0.032-0.030
|
1.699+0.062-0.059
|
1.64±0.06 | 1.4790068632570006±0.0901392824691190 | ||
|
Rp
(RJup)
|
0.1579+0.0029-0.0027
|
0.1516+0.0055-0.0053
|
0.146±0.005 | 0.13194838164517497±0.00804170199607169 | ||
|
Rp/R✶
|
0.01898+0.00030-0.00026
|
0.01856±0.00048 |
0.01761+0.00055-0.00058
|
--- | ||
|
K
(m/s)
|
2.82±0.15 | 3.1079±0.3515 |
3.08+0.44-0.41
|
--- | ||
|
TC
(days)
|
2458411.4623+0.0008-0.0013
(BJD)
|
2458411.46202+0.00071-0.00083
(BJD-TDB)
|
2458411.46156+0.00094-0.00119
(BJD-TDB)
|
2460984.4534419999±0.0024556008
(BJD)
|
||
|
a/R✶
|
--- |
13.43+0.35-0.33
|
13.11+0.16-0.15
|
--- | ||
|
Teq
(K)
|
--- |
1006+13-14
|
1001.0±11.5 | 1249.43523865114 | ||
|
b
|
--- |
0.386+0.061-0.078
|
0.33+0.09-0.14
|
--- | ||
|
a
(au)
|
--- |
0.05245+0.00085-0.00072
|
0.0522±0.0012 | --- | ||
|
δ
(%)
|
--- | 0.0344±0.0018 | --- | 0.0360519127218124±0.0019194278430342 | ||
|
T14
(hours)
|
--- |
2.554+0.036-0.038
|
2.49±0.06 | 2.4468544447724714±0.3338445094455665 | ||
|
S
(S⨁)
|
--- | --- | --- | 404.5595363589548 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit, Transit Timing Variations
| Source | Rosário et al. 2024 | Wallack et al. 2026 | Dumusque et al. 2019 | Gandolfi et al. 2019 | ExoFOP | ||
|---|---|---|---|---|---|---|---|
|
Teq
(K)
|
--- | --- |
656.1+8.4-9.0
|
642±10 | 721.8326727784536 | ||
|
S
(S⨁)
|
--- | --- | --- | --- | 45.068549898936624 | ||
|
P
(days)
|
17.180546+0.000021-0.000026
|
--- |
17.1784+0.0016-0.0015
|
17.1784±0.0016 | 17.179667273346798±0.000028291823691 | ||
|
Rp
(R⨁)
|
2.526+0.086-0.075
|
--- |
2.522+0.106-0.102
|
2.39±0.12 | 2.0366679108478452±0.1498349461797485 | ||
|
Rp
(RJup)
|
0.2254+0.0077-0.0067
|
--- |
0.2250+0.0095-0.0091
|
0.213±0.011 | 0.18169965364003574±0.01336740156754383 | ||
|
δ
(%)
|
--- | --- |
0.0758+0.0051-0.0049
|
--- | 0.0561300531188985±0.0071479441496667 | ||
|
T14
(hours)
|
--- | --- | 2.23±0.06 |
2.25+0.20-0.11
|
2.1061533442495133±0.7270993012020300 | ||
|
TC
(days)
|
2458414.55162+0.00150-0.00140
(BJD)
|
2460149.75624±0.00011
(JD)
|
2458414.5500±0.0012
(BJD-TDB)
|
2458414.5501±0.0015
(BJD-TDB)
|
2460974.3243280002±0.0028887038
(BJD)
|
||
|
a/R✶
|
--- | 28.05±0.44 |
31.63+0.82-0.77
|
31.87±0.70 | --- | ||
|
i
(deg)
|
88.41±0.07 | 88.036±0.040 |
88.413+0.055-0.054
|
88.5+0.2-0.1
|
--- | ||
|
Rp/R✶
|
0.02707+0.00091-0.00077
|
0.02837±0.00009 |
0.02754+0.00091-0.00090
|
0.0256±0.0011 | --- | ||
|
b
|
--- | --- |
0.876+0.010-0.011
|
0.87+0.01-0.02
|
--- | ||
|
ω
(deg)
|
56.630+77.890-63.300
|
--- | --- |
329+69-64
|
--- | ||
|
Mp
(M⨁)
|
6.792+1.302-1.143
|
--- | 8.790±1.680 |
8.11+1.82-1.69
|
--- | ||
|
Mp
(MJup)
|
0.02137+0.00410-0.00360
|
--- | 0.02766±0.00529 |
0.0255+0.0057-0.0053
|
--- | ||
|
e
|
0.0960+0.0590-0.0450
|
--- | 0.19±0.10 |
0.050+0.060-0.040
|
--- | ||
|
ρ
(g/cm3)
|
2.303+0.505-0.414
|
--- |
3.02+1.09-0.87
|
3.23+0.90-0.72
|
--- | ||
|
K
(m/s)
|
1.92+0.36-0.32
|
--- | 2.4819±0.4679 |
2.16+0.48-0.45
|
--- | ||
|
a
(au)
|
--- | --- |
0.1235+0.0020-0.0017
|
0.1268±0.0038 | --- |
Literature Time Series
(1 File Type, 1 File)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 96 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 2 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 4 KELT Time Series
- 1 SuperWASP Time Series
- 2 Associated Literature Data
-
JWST COMPASS: NIRSpec/G395H Transmission Observations of the Sub-Neptune HD 15337 c
Wallack et al. 2026 Reference Overview -
Precise characterisation of HD 15337 with CHEOPS: A laboratory for planet formation and evolution
Rosário et al. 2024 Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
Hot, rocky and warm, puffy super-Earths orbiting TOI-402 (HD 15337)
Dumusque et al. 2019 Reference Overview -
The Transiting Multi-planet System HD15337: Two Nearly Equal-mass Planets Straddling the Radius Gap
Gandolfi et al. 2019 Reference Overview -
Gaia Data Release 2
Gaia DR2 Reference Overview -
ExoFOP TOI Table
ExoFOP -
All WISE Data Release
Cutri et al. 2014 Reference Overview -
The Geneva-Copenhagen survey of the Solar neighbourhood. Ages,metallicities and kinematix properties of ~14 000 F and G dwarfs
Nordstrom et al. 2004 Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview -
The Hipparcos and Tycho Photometric System Passbands
Tycho 2 converted using Bessell 2000 Reference Overview -
The Tycho-2 catalog of the 2.5 million brightest stars
The Tycho-2 Catalog Reference Overview -
The Hipparcos and Tycho Catalogs
Hipparcos and Tycho Catalogs Reference Overview -
Michigan Catalog of two-dimensional spectral types for the HD stars, Vol 3
Michigan Catalog, Vol. 3 Reference Overview -
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918 Reference Overview
- 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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