HD 5278 Overview
HD 5278
1.14
R⦿
6295.70
K
HD 5278 b
0.219
RJup
HD 5278 c
HD 5278 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HD 5278 | ||||||
| HD 5278 b | 14.34 d | 2.45 R⨁ | Transit | 2021 | Sozzetti et al. 2021 | Confirmed Planet |
| HD 5278 c | 40.87 d | > 18.4 M⨁ | Radial Velocity | 2021 | Sozzetti et al. 2021 | Confirmed Planet |
- RA
- 00h50m11.23s
- Dec
- -83d44m37.56s
- Distance
-
57.5846+0.0947-0.0943pc
- Parallax
- 17.3368000±0.0282919 mas
- Ecliptic Latitude
- -67.13675 deg
- Ecliptic Longitude
- 285.88544 deg
- Galactic Latitude
- -33.38439 deg
- Galactic Longitude
- 302.97274 deg
- Total Proper Motion
- 142.7158932±0.0550432 mas/yr
- Proper Motion (RA)
- 139.4240000±0.0555852 mas/yr
- Proper Motion (Dec)
- 30.4758000±0.0421286 mas/yr
- Photometry
-
mV7.94±0.03
-
mTESS7.4371±0.0060
-
mJ6.949±0.027
-
mH6.673±0.031
-
mKs6.605±0.027
-
mW16.553±0.069
-
mW26.548±0.022
-
mW36.575±0.015
-
mW46.511±0.048
-
mGaia7.80375±0.00027
-
mB8.459±0.025
| Source | Lafarga et al. 2026 | Sozzetti et al. 2021 | TICv8 | ExoFOP | ||
|---|---|---|---|---|---|---|
|
Teff
(K)
|
6062.6787 | 6203±64 |
6295.700+111.863-107.165
|
6295.700±56.481 | ||
|
R✶
(R⦿)
|
1.13742 |
1.194+0.017-0.016
|
1.1374200+0.0596337-0.0306980
|
1.13742005825043±0.04516590000000 | ||
|
log g
(log10(cm/s2))
|
4.2719 | 4.50±0.11 |
4.4161300+0.0879141-0.0718645
|
4.438 | ||
|
L✶
(log10(L⦿))
|
--- |
0.2804+0.0146-0.0120
|
0.26271277+0.01600642-0.01355102
|
--- | ||
|
ρ✶
(g/cm3)
|
1.02933373185230+0.32392315825499-0.64053560723211
|
0.9319+0.0550-0.5216
|
1.178441+0.291843-0.216449
|
--- | ||
|
M✶
(M⦿)
|
--- |
1.126+0.036-0.035
|
1.230000+0.220234-0.142787
|
--- | ||
|
Metallicity
(dex)
|
--- | -0.12±0.04 [Fe/H] | --- | --- | ||
|
v sin i
(km/s)
|
--- | 4.1±0.5 | --- | --- | ||
|
Age
(Gyr)
|
--- | 3.0±1.1 | --- | --- | ||
|
Sp. T
|
--- | F V | --- | --- | ||
|
Prot
(days)
|
--- | <16.8 | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Sozzetti et al. 2021 | Lafarga et al. 2026 | Kokori et al. 2023 | ExoFOP | ||
|---|---|---|---|---|---|---|
|
a/R✶
|
22.4+0.5-0.9
|
22.366152693446839+2.135621106802336-6.198543704003779
|
21.2+1.3-1.0
|
--- | ||
|
Teq
(K)
|
943±13 | --- | --- | 841.941027573274 | ||
|
b
|
0.27+0.17-0.18
|
0.4298707527806878+0.3299217723683509-0.2877844796730601
|
--- | --- | ||
|
S
(S⨁)
|
132±5 | --- | --- | 118.753848841067 | ||
|
ω
(deg)
|
135+34-280
|
--- |
135.0+34.0-280.0
|
--- | ||
|
Mp
(M⨁)
|
7.8+1.5-1.4
|
--- | --- | --- | ||
|
Mp
(MJup)
|
0.025+0.005-0.004
|
--- | --- | --- | ||
|
e
|
0.080+0.090-0.050
|
--- |
0.080+0.090-0.050
|
--- | ||
|
i
(deg)
|
89.27+0.47-0.48
|
88.896964178490350+0.769925568711031-1.587220562260072
|
89.27+0.47-0.48
|
--- | ||
|
P
(days)
|
14.339156+0.000049-0.000047
|
14.339231444360465+0.000044679518767-0.000042912567661
|
14.339169±0.000036 | 14.3392144225603±0.0000223221800 | ||
|
ρ
(g/cm3)
|
2.9+0.6-0.5
|
--- | --- | --- | ||
|
Rp
(R⨁)
|
2.45±0.05 |
2.387982328073797+0.180495683753124-0.165120896534665
|
--- | 2.29632326005693±0.75980700000000 | ||
|
Rp
(RJup)
|
0.219±0.004 |
0.2130418806121949+0.0161027740687540-0.0147311250642679
|
--- | 0.204864592197659±0.067785556986462 | ||
|
Rp/R✶
|
0.01874+0.00030-0.00027
|
0.0191780726661842+0.0008883055478002-0.0005933551152096
|
0.01874±0.00030 | --- | ||
|
K
(m/s)
|
1.93+0.34-0.35
|
--- | --- | --- | ||
|
a
(au)
|
0.1202±0.0013 | --- | --- | --- | ||
|
T14
(hours)
|
4.80+0.24-0.29
|
4.5326411104693918+0.1285109613176640-0.0886523315008584
|
--- | 4.60647385532854±0.35378832000000 | ||
|
TC
(days)
|
2458680.69932+0.00083-0.00081
(BJD)
|
2459053.51914020+0.00120953-0.00128901
(BJD)
|
2458695.03676±0.00069
(BJD-TDB)
|
2458336.55765100±0.00111198
(BJD)
|
||
|
δ
(%)
|
--- | --- | --- | 0.0392634687150864±0.0012384206000000 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Sozzetti et al. 2021 |
|---|---|
|
ω
(deg)
|
8.00±120.00 |
|
Mp sin i
(M⨁)
|
18.4+1.8-1.9
|
|
Mp sin i
(MJup)
|
0.0579+0.0057-0.0060
|
|
e
|
0.070+0.080-0.040
|
|
P
(days)
|
40.87+0.18-0.17
|
|
K
(m/s)
|
3.17+0.34-0.32
|
|
a
(au)
|
0.2416±0.0027 |
Nearby Data
(within 30 arcseconds)
Browse Nearby Data
+
- Known Objects
- 2 Confirmed Planets
- 2 2MASS Point Source Catalog
- Data Files
- 2 SuperWASP Time Series
- 2 Associated Literature Data
-
Automatic search for transiting planets in TESS-SPOC FFIs with RAVEN: over 100 newly validated planets and over 2000 vetted candidates
Lafarga et al. 2026 Reference Overview -
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 Reference Overview -
A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)
Sozzetti et al. 2021 Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
ExoFOP TOI Table
ExoFOP
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
- Search
- Browse
- Download
