★ Star Struve 2398 | Nearby stars catalogue

Struve 2398 A

Red dwarf (spectral class M3 V)

flare star

Mass: 0.334 M Sun

Size: 0.351 R Sun

Temperature: 3392 K | 0.59 T Sun

Age: 3 billions years | 0.65 Sun

Luminosity: 0.039 L Sun

(No known exoplanets yet)

Photometry

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

Struve 2398 B

Red dwarf (spectral class M3.5 V)

flare star

Mass: 0.248 M Sun

Size: 0.273 R Sun

Temperature: 3334 K | 0.58 T Sun

Age: 2.4 billions years | 0.52 Sun

Luminosity: 0.021 L Sun

2 exoplanets:

Struve 2398 B b	15.7 M⊕	0.26 AU	0 days
Struve 2398 B c	13.1 M⊕	0.43 AU	0 days

Photometry

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

More about Struve 2398

      Nearby star Struve 2398 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 observable also from Northern America, Europe and Asia.

Other designations of this star
G 227-047, HD 173740, HIP 91772, LHS 91772., Gliese 725, G 227-046, HD 173739, HIP 91768, LHS 58, Vyssotsky 184, ADS 11632, BD +59°1915, GCTP 4330.00 A/B, Gaia EDR3 2154880616774131840

External sources

Sources

Simbad database (HD 173740 )

Gaia database (Gaia EDR3 2154880616774131712)

Closest stars

Distance (Light Years)		Mass (Solar mass)	Planets


4.2	Gliese 687	0.4 M_☉	2

5.7	Gliese 1245	0.11 M_☉ 0.07 M_☉ 0.1 M_☉

6.1	61 Cygni	0.7 M_☉ 0.63 M_☉

6.2	Kruger 60	0.27 M_☉ 0.18 M_☉

7.9	Sigma Draconis	0.85 M_☉

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