O-C DIAGRAMS AND UP-TO-DATE LINEAR
ELEMENTS OF ECLIPSING BINARIES

Heliocentric orbital phase is calculated based on YOUR COMPUTER TIME !!!!

When using this database please include a citation to: J.M. Kreiner, 2004, Acta Astronomica, vol. 54, pp 207-210.

Eri

From GCVS:
Nr.GCVS STAR  CONST.   RA   (2000)    DEC         Type   V [mag]     P [days]          Spec            
========================================================================================================
360013   RU     Eri    3h 54m 43.8s  -14o 56'  6"    |EB/K   |  9.35       0.63219951     |F0            
360017   RY     Eri    3h 58m 58.1s  -17o 13' 46"    |EA/S   | 10.3        4.97927        |F5            
360018   RZ     Eri    4h 43m 45.8s  -10o 40' 56"    |EA/D   |  7.70      39.28238        |A5+G8IV       
360027   TT     Eri    2h 52m 39.2s  -23o 46' 33"    |EA/S   | 12.92       1.33537        |              
360028   TU     Eri    3h  3m 13.4s  -20o 36' 51"    |S      | 12.8                       |F5            
360029   TV     Eri    3h  8m 46.7s  -19o 27' 37"    |EA/S   | 13.43       1.29847        |              
360031   TX     Eri    3h 12m 34.7s  -19o 31' 57"    |S      | 12.7                       |G2            
360032   TY     Eri    3h 16m 12.0s  -22o  5' 31"    |E      | 12.8                       |G2            
360033   TZ     Eri    4h 21m 40.3s   -6o  1'  9"    |EA/S   |  9.8        2.6060653      |F             
360037   UX     Eri    3h  9m 52.7s   -6o 53' 33"    |EW/K   | 10.5        0.44527942     |F8            
360040   VV     Eri    3h 21m 22.6s  -10o 17'  6"    |EA/S   | 11.         1.557586      *|A             
360045   WW     Eri    5h  5m  4.7s   -7o 33' 42"    |EB/K   | 11.0        0.9264970      |              
360046   WX     Eri    0h  0m  0.0s    0o  0'  0"    |       |                            |              
360051   XZ     Eri    4h 11m 25.8s  -15o 23' 22"    |UG     | 14.6                       |              
360052   YY     Eri    4h 12m  8.9s  -10o 28' 10"    |EW/K   |  8.1        0.32149415     |G5+G5         
360054   ZZ     Eri    4h 13m  1.0s  -10o 44' 54"    |E      | 13.9        0.4520603      |              
360055   AA     Eri    4h 13m 41.9s  -11o 33' 36"    |E      | 12.8        0.50085        |              
360064   AK     Eri    4h 25m 35.2s  -18o 48'  2"    |E/SD   | 12.5        2.6303         |              
360066   AM     Eri    4h 29m 51.0s  -12o 14' 23"    |EW/K   | 14.4        0.316576       |              
360067   AN     Eri    4h 31m 56.5s  -17o 20' 19"    |E      | 14.4        0.42821        |              
360068   AO     Eri    4h 32m  0.9s  -17o 44' 47"    |EA/D   | 11.8        9.2982         |              
360072   AS     Eri    3h 32m 25.1s   -3o 18' 48"    |EA/S   |  8.29       2.664152      *|A3V           
360081   BC     Eri    4h 46m 59.0s  -14o 37' 23"    |EW/K   | 10.83       0.52778916     |A6            
360089   BL     Eri    4h 11m 48.2s  -11o 47' 26"    |EW/K   | 11.5        0.4162         |B5            
360094   BQ     Eri    5h  7m 59.7s   -5o 50' 37"    |EB/D   | 10.5        1.429712       |A8            
360097   BT     Eri    3h 34m 31.1s  -39o 24' 43"    |EA/S   |  9.56       2.112269       |A0            
360098   BU     Eri    3h 49m 21.0s  -20o 52' 26"    |EA     |  8.5                       |A3            
360099   BV     Eri    3h 51m 53.3s  -10o 31' 49"    |EW     |  8.12       0.5076649     *|F2            
360100   BW     Eri    4h  6m 36.8s  -27o 40'  7"    |EB     |  9.5        0.6384773      |A3            
360103   BZ     Eri    4h 12m 12.7s   -6o  1' 17"    |EA     |  9.         0.6641701     *|F2            
360105   CD     Eri    3h 47m 46.0s   -8o 36' 41"    |EA/S   |  9.51       2.876728      *|A0            
360110   CI     Eri    1h 58m 38.5s  -53o 31' 39"    |EA/S   |  9.5        3.382880       |F8V           
360115   CO     Eri    2h 35m 38.6s  -45o  4' 12"    |EA/S   |  9.0        5.7836         |F7V           
360120   CT     Eri    4h 29m 24.8s  -33o 34' 34"    |EW/K   | 10.0        0.634195498    |F0            
360123   CW     Eri    3h  3m 60.0s  -17o 44' 16"    |EA/D   |  8.43       2.7283737     *|F0            
360141   DS     Eri    3h 49m 10.6s  -42o 36' 55"    |EB     | 10.         0.827701       |              
360153   EI     Eri    4h  9m 40.9s   -7o 53' 34"    |RS     |  6.95                      |              
360174   FK     Eri    2h 44m 58.4s  -17o 46' 52"    |EA     |  9.21                      |              
360178   FO     Eri    2h 52m 24.6s  -41o  9'  2"    |EA     |  8.51                      |              
360187   FX     Eri    3h 37m  1.4s  -41o 31' 39"    |EW     |  9.73                      |              
360191   GH     Eri    3h 44m 13.0s  -41o 16' 46"    |EA     |  9.03                      |              
360193   GK     Eri    3h 45m 12.0s  -16o 24' 37"    |EA     |  8.96                      |              
360205   GW     Eri    4h 11m 36.2s  -20o 21' 22"    |EA     |  5.84                      |              
360214   HN     Eri    4h 33m 24.9s  -23o 56' 19"    |EB     |  8.66                      |              
360242   IY     Eri    2h  7m 28.2s  -57o 52' 10"    |EW     | 10.86       0.750035       |              
360247   KN     Eri    4h 34m 17.9s   -4o 56' 45"    |EW     | 13.23       0.396604       |              
360249   KP     Eri    4h 43m  7.2s   -7o 24' 42"    |EA     |  8.78       7.447126       |A2            
360252   KS     Eri    5h  9m  2.9s   -7o 44' 11"    |EB     |  9.32       0.533437       |F0            
360255   KV     Eri    2h 50m 15.9s  -46o 49'  8"    |EW     | 12.44       0.271753       |              
360256   KW     Eri    2h 54m 13.5s  -47o  6' 50"    |EW     | 13.4        0.2352922      |              
360257   KX     Eri    2h 58m 10.4s   -6o 11' 50"    |EB     | 12.75      64.38           |              
360259   KZ     Eri    3h 31m 54.3s   -1o 38' 21"    |EA     | 11.3        0.942690       |              
360268   LT     Eri    4h  7m 14.8s   -6o 44' 25"    |E+UG   | 15.0        0.17017        |pec e         
360271   LW     Eri    4h 31m 27.7s    0o 43' 52"    |EB     | 12.5        0.46561        |              
360279   MQ     Eri    4h 53m 31.5s   -6o 41' 44"    |EA     | 12.6       11.822          |              
360283   MU     Eri    2h 48m 10.6s  -15o 18'  4"    |EW     | 12.75       0.366590       |              
360285   MW     Eri    2h 55m 35.2s   -2o 19' 56"    |EA     | 11.50       0.792793       |              
360286   MX     Eri    3h 10m  0.1s  -12o  6' 19"    |EA     | 12.55       3.417547       |              
360287   MY     Eri    3h 12m 52.0s   -7o 44' 20"    |EW     | 12.10       0.360110       |              
360292   NQ     Eri    3h 36m 23.4s   -7o 55' 31"    |EB     | 11.7        0.568091       |              
360294   NS     Eri    3h 57m 16.1s   -8o 15' 59"    |EA     | 11.6        1.721786       |              
360295   NT     Eri    4h  2m 48.9s   -9o 26'  0"    |EA     | 11.55       3.413999       |              
360296   NU     Eri    4h  7m 59.4s    0o 18' 56"    |EB     | 12.7        0.748907       |              
360300   NY     Eri    4h 19m 46.3s   -5o 18'  0"    |EW     | 12.55       0.353829       |              
360301   NZ     Eri    4h 27m  1.2s   -9o 33' 25"    |EA     | 13.1        0.468259       |              
360302   OO     Eri    4h 34m 33.2s   -9o 19' 14"    |EW     | 11.35       0.464770       |              
360304   OQ     Eri    4h 36m 39.1s   -9o 23'  8"    |EW     | 12.65       0.353789       |              
360307   OT     Eri    4h 48m 53.1s   -9o 11' 55"    |EB     | 13.62       0.4896345      |              
360308   OU     Eri    4h 54m 50.1s  -11o 35' 37"    |EW     | 12.9        0.431045       |              
360309   OV     Eri    5h  9m  4.4s   -7o 41' 44"    |EW     | 13.2        0.2295749      |              
========================================================================================================