Bibliography home page Constellation list

Today is Sun Apr 28 13:18:54 CEST 2024JD 2460428.9714583
 

GEOS RR-Lyr database

Type star name:  
 

V530 Hya

 

GCVS data

 Not a GCVS star

no elements in database

+ E ()

  Origin Period Quad. term  
Type Elements:  
  Or
 

Current elements: + E

2 maximums


Symbol colors: green: photographic; yellow: visual; red: photoelectric; bleu: ccd; no color: unknown

Plot O-C as function of HJD Cycle number

Toggle period shift ON OFF


Warning: Division by zero in /mnt/115/sda/7/d/jfrancois.leborgne/dbrr/dbrr-V1.0_08.php on line 5

Warning: Division by zero in /mnt/115/sda/7/d/jfrancois.leborgne/dbrr/dbrr-V1.0_08.php on line 5
  HJD   Unc.   O-C   E   period   Ref.   Observer   meth.   comments  
    (day)     shift  
  457352.5746      0.0058      457352.575      1      0      J.F. Le Borgne, 2015b, pr. com.      Tarot - Calern      ccd          
  457366.5421      0.0057      457366.542      1      0      J.F. Le Borgne, 2015b, pr. com.      Tarot - Calern      ccd          

No image Access to Simbad data

Lightcurve from AAVSO data
Enter JD of beginning and end of lightcurve and click on the " AAVSO lightcurve " button.
  No image


Today is Sun Apr 28 13:18:54 CEST 2024