HS Her (Eclipsing binary)

RA: 18h 50m 49.77s, DE: +24° 43' 11.90" (282.7073749950, 24.7199722216)

Tic: TIC 82522241, Gsc: GSC 02113-01390, Hd: HD 174714, Tyc: TYC 2113-1390-1, Gcvs: HS Her, Gcvs: IZ Her, TwoMass: 2MASS J18504977+2443120, Gaia: Gaia DR3 4534422103697561984

Data:

  • Constellation: Her
  • Variability type: EA
  • Maximal brightness (Mag): 8.500 (V)
  • Minimum brightness (Mag): 8.970 (V)
  • Brightness in secondary minimum (Mag): 8.630 (V)
  • D (h): 4.720
  • Astrophysical interest: Excentric orbit of the binary, Apsidal motion
  • Created: 4/9/2007
  • Created by: admin
Periodic elements:

  • Period (d): 1.637434100000000
  • Epoch (HJD): 52856.36460
  • Secondary Epoch (HJD): 52857.18332
Change log:

1/22/2026, Filip Walter:

  • D: Null → 4.72

1/21/2026, Filip Walter:

  • Name: HS → HS Her
  • Astrophysical interest: Nothing → Excentric orbit of the binary, Apsidal motion
  • Alternative designation: → Tic: TIC 82522241, Gsc: GSC 02113-01390, Hd: HD 174714, Tyc: TYC 2113-1390-1, Gcvs: HS Her, Gcvs: IZ Her, TwoMass: 2MASS J18504977+2443120, Gaia: Gaia DR3 4534422103697561984

Number of observations

31 x

Number of observers

4 x

Last observed before

1708 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2452856.3646 + 1.6374341 * E
S: M = 2452857.18332 + 1.6374341 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline