HAT-P-11

Orange star

Spectral class: K4V

Location

Right ascension: 19h 50m 50s

Declination: 48° 4' 51'' (northern hemisphere)

Parallax: 26.392

Sun distance: 123.581 ly | 37.9 pc

Basic characteristic

Mass: 80.2 % M Sun

Size: 68 % R Sun

Temperature: 4780 K | 0.83 T Sun

Age: 6.5 billions years | 1.41 Sun

Luminosity: 0.26 L Sun

Photometry

Apparent magnitude (V): 9.5

Absolute magnitude (V): 6.6

K
2.1

H
1.6

J
1.2

Grp
0.8

I
0.8

G
0.6

V
0.5

Gbp
0.5

B
0.4

U
0.3

Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

HAT-P-11 system structure

HAT-P-11
	HAT-P-11 b	0.05 AU	27.7 M⊕	4.4 R⊕	4.9 days
	HAT-P-11 c	4.13 AU	731.2 M⊕		3397 days

More about HAT-P-11

Star HAT-P-11 is a main sequence star that fuses hydrogen atoms into helium. It is approximately 70 % of the size of Sun and temperature on its surface is around 4780 K (4507 °C), which is about 83 % of Sun's temperature.

       HAT-P-11 can be found in northern celestial hemisphere, you cannot see it with naked eye, but you can observe this star with basic telescope. The star is easily observable from Northern America, Europe and Asia.

Other designations of this star
2MASS 19505021+4804508, GSC 03561-02092, BD+47°2936, HIC 97657, HIP 97657, NLTT 48335, KOI-3, KIC 10748390

External sources