U Her (Eclipsing binary)

RA: 17h 17m 19.57s, DE: +33° 06' 00.40" (259.3315416617, 33.1001111111)

Tic: TIC 310627323, Hd: HD 148206, Gcvs: U Her, TwoMass: 2MASS J16254746+1853328, Tyc: TYC 1514-1159-1, Gaia: Gaia DR3 1200834239913483392, Other: 68 Her

Data:
  • Constellation: Her
  • Variability type: EA
  • Maximal brightness (Mag): 4.690 (V)
  • Minimum brightness (Mag): 5.370 (V)
  • Brightness in secondary minimum (Mag): 4.930 (V)
  • Astrophysical interest: Excentric orbit of the binary, Apsidal motion
  • Created: 6/1/1996
  • Created by: admin
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Periodic elements:
  • Period (d): 2.051026900000000
  • Epoch (HJD): 48852.36790
  • Secondary Epoch (HJD): 49860.43700
Change log:

1/21/2026, Filip Walter:

  • Name: u → U Her
  • Astrophysical interest: Nothing → Excentric orbit of the binary, Apsidal motion
  • Alternative designation: → Tic: TIC 310627323, Hd: HD 148206, Gcvs: U Her, TwoMass: 2MASS J16254746+1853328, Tyc: TYC 1514-1159-1, Gaia: Gaia DR3 1200834239913483392, : 68 Her

Chart
U Her
Source: The STScI Digitized Sky Survey
Number of observations

2 x

Number of observers

2 x

Last observed before

1958 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2448852.3679 + 2.0510269 * E
S: M = 2449860.437 + 2.0510269 * E
ID HJDmin UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline