Planet SWIFT J1756-2508

Name SWIFT J1756-2508
Planet Status Unconfirmed
Discovered in 2007
Mass 19.0 ( -11.0 +11.0 ) MJ
Mass*sin(i)
Semi-Major Axis
Orbital Period 0.0339873 (± 4.4e-06) day
Eccentricity
ω
Tperi
Radius
Inclination
Update 2014-01-30
Detection Method Other
Mass Detection Method
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

SWIFT J1756-2508
Name SWIFT J1756-2508
Distance 8000.0 pc
Spectral type X-ray Pulsar
Apparent magnitude V
Mass 1.8 (± 0.4) MSun
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 17:56:57.0
Dec2000 +25:06:28
Alternate Names
Planetary system 1 planet

More data

Observability Predictor

Remarks

30 Jan 2014: The physical nature of this planetary-mass object is unclear (Krimm et al. 2007)

Related publications

Discovery of the Accretion-powered Millisecond Pulsar SWIFT J1756.9-2508 with a Low-Mass Companion
2007 KRIMM H., MARKWARDT C., DELOYE C., ROMANO P., CHAKRABARTY D., CAMPANA S., CUMMINGS J., GALLOWAY D., HEHRELS N., HARTMAN J., KAARET P., MORGAN E. & TUELLER J.
ApJ. Letters, 668, L147
paper