#25jun22 tsys fit to crosses: sefd=A0 + A1*sin(el)^(-1) # freqMhz A0 A1 sigFit(Jy) !2022 176 8223.0 3469.2214 268.36275 117.82521 8363.0 3308.6468 284.53644 127.47419 8505.0 3238.5731 283.01609 127.15892 8647.0 3333.8376 288.85439 134.47390 8789.0 3335.0376 288.17247 136.54350 8931.0 3608.8348 295.99748 145.42303 9073.0 3622.2113 310.63832 151.53139