Table I from Tomkin & Popper (1986) Radial Velocities of the secondary of Alpha CrB based on Fe I lines HJD Phase Phase RV2 (O-C)2 (2400000+)(peri) (prim) km/s km/s 43938.999 0.0255 0.7360 -112.4 -2.4 43939.972 0.0816 0.7921 -118.9 0.0 43940.972 0.1392 0.8497 -95.7 -0.8 43941.952 0.1956 0.9061 -65.9 -0.5 43983.862 0.6098 0.3203 +63.9 -0.3 44002.749 0.6978 0.4083 +74.8 0.0 44032.677 0.4217 0.1323 +20.5 -1.9 44036.649 0.6505 0.3611 +67.8 -2.2 44037.695 0.7108 0.4213 +76.6 +0.9 44038.673 0.7671 0.4777 +72.4 -3.5 44039.675 0.8240 0.5354 +67.2 -0.2 44239.054 0.3099 0.0204 -13.6 +0.9 44274.005 0.3232 0.0337 -12.6 -3.1 44320.986 0.0295 0.7400 -114.3 -1.8 44389.732 0.9895 0.7001 -71.8 +3.5 44605.017 0.3908 0.1014 +14.7 +1.4 44629.031 0.7741 0.4847 +75.7 +0.2 44657.937 0.4392 0.1498 +25.7 -1.6 44662.003 0.6734 0.3840 +72.3 -0.4 44741.737 0.2664 0.9770 -32.2 -0.2 44987.045 0.3971 0.1077 +12.7 -2.5 45008.001 0.6043 0.3149 +65.4 +2.1 45040.898 0.4993 0.2099 +42.0 -0.4 45070.907 0.2279 0.9385 -49.6 -0.2 45072.851 0.3399 0.0505 -4.1 -0.6 45074.767 0.4503 0.1608 +31.1 +0.9 45103.793 0.1223 0.8329 -102.6 +0.7 45104.767 0.1784 0.8890 -71.3 +3.0 45106.755 0.2929 0.0035 -22.5 -1.4 45325.041 0.8671 0.5776 +49.5 -1.7 45326.028 0.9239 0.6345 +7.5 +0.7 45752.015 0.4625 0.1730 +37.8 +4.4 45753.019 0.5203 0.2309 +52.4 +5.2 45754.999 0.6344 0.3449 +69.2 +1.3 45768.921 0.4363 0.1469 +26.0 -0.5 45770.988 0.5554 0.2660 +54.4 -0.1 45798.808 0.1580 0.8685 -83.7 +1.3 Table III from Tomkin & Popper (1986) Ebbighausen's nightly radial velocities of the primary of Alpha CrB HJD Phase Phase RV1 Wgt (O-C)a (O-C)b (2400000+)(peri) (prim) km/s km/s km/s 36630.959 0.0552 0.7636 +49.6 5 +2.6 +4.4 36631.978 0.1139 0.8223 +40.4 2 -0.5 +0.1 36645.935 0.9179 0.6262 -3.6 6 +0.2 -0.9 36660.924 0.7813 0.4897 -24.3 15 -0.3 +0.4 36677.974 0.7635 0.4718 -21.8 6 +2.6 +3.4 36710.878 0.6589 0.3672 -23.9 10 -1.3 -0.5 36719.857 0.1761 0.8845 +28.5 15 0.0 -0.5 36731.773 0.8625 0.5709 -17.3 14 0.0 -0.2 36738.794 0.2670 0.9753 +15.4 8 +2.9 +2.0 36750.770 0.9568 0.6652 +12.7 12 +0.2 -0.9 36756.863 0.3078 0.0161 +6.5 15 -0.2 -1.0 36768.813 0.9962 0.7045 +31.5 12 -0.5 -0.2 36787.758 0.0875 0.7958 +44.9 8 -0.3 +1.0 36789.766 0.2031 0.9115 +23.4 6 +0.1 -0.6 36792.767 0.3760 0.0844 +0.9 4 +2.5 +2.0 36812.654 0.5216 0.2299 -15.3 12 -0.6 -0.4 37133.754 0.0182 0.7266 +40.3 6 -0.4 +0.9 37535.691 0.1714 0.8798 +26.7 8 -2.7 -3.1 37539.676 0.4010 0.1093 -5.1 5 -0.9 -1.3 a) Residuals based on solution 3 of Table II b) Residuals based on solution 4 of Table II Note: The phases in the 1st column are measured from the epoch of periastron. The phases in the 2nd column are measured from the primary eclipse of Stebbin (1928).