Planet NGC 6440 X-2 b

Detailed information about planet NGC 6440 X-2 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

NGC 6440 X-2 b

Planet Status

Confirmed

Discovered in

2009

Update

2024-06-25

Mass

7.6

M_J 2 publications

Coherent Timing of the Accreting Millisecond Pulsar NGC 6440 X-2
Discovery of a 205.89 Hz accreting-millisecond X-ray pulsar in the globular cluster NGC 6440

Mass*sin(i)

—

Semi-Major Axis

0.00255 AU

Orbital Period

0.040021908 (\pm 8e-09)

day 1 publication

Coherent Timing of the Accreting Millisecond Pulsar NGC 6440 X-2

Eccentricity

0.07 1 publication

Discovery of a 205.89 Hz accreting-millisecond X-ray pulsar in the globular cluster NGC 6440

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Timing, Other

Mass Meas. Method

—

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

—

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

9 Nov. 2009: The planetary nature of this object is uncertain being so close to an X-ray source, it may be a short living object

No link

Star

Name

NGC 6440 X-2

Distance

8300.0 pc 1 publication

A new identity card for the bulge globular cluster NGC 6440 from resolved star counts

Spectral type

PSR

Apparent magnitude V

—

Mass

1.4 M_Sun 1 publication

Coherent Timing of the Accreting Millisecond Pulsar NGC 6440 X-2

Age

1.4 Gyr 1 publication

Coherent Timing of the Accreting Millisecond Pulsar NGC 6440 X-2

Effective temperature

—

Radius

—

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

17:48:52.0

Dec₂₀₀₀

-20:21:31.0

Alternate Names

—

No remarks

No link

Simbad
Most recent references (ADS)

Planet NGC 6440 X-2 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet NGC 6440 X-2 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

A new identity card for the bulge globular cluster NGC 6440 from resolved star counts

Coherent Timing of the Accreting Millisecond Pulsar NGC 6440 X-2

A Uniformly Derived Catalogue of Exoplanets from Radial Velocities

Density Estimation for Projected Exoplanet Quantities

The Exoplanet Handbook

Defining and cataloging exoplanets: The exoplanet.eu database

Exoplanet Data Explorer

Discovery of a 205.89 Hz accreting-millisecond X-ray pulsar in the globular cluster NGC 6440