Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 4 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 04/15/2019   06:45:18   (   0.06,-127.66) (  -0.19,-128.69)  117.31                80
 04/17/2019   06:35:46   (   0.06,-127.58) (   0.45,-125.73)  210.46                80
 04/17/2019   18:54:21   (  -0.06,-127.55) (   0.67,-130.89)  379.95                80
 04/19/2019   18:42:09   (  -0.06,-127.47) (   0.03,-127.93)   52.53                80
 04/21/2019   18:32:37   (  -0.07,-127.39) (  -0.60,-124.98)  274.39                80
 04/22/2019   06:51:21   (   0.07,-127.38) (  -0.50,-130.17)  316.74                80
 04/24/2019   06:41:48   (   0.08,-127.29) (   0.07,-127.20)    9.86                80
 04/26/2019   06:29:36   (   0.08,-127.20) (   0.71,-124.25)  335.51                80
 04/26/2019   18:48:11   (  -0.09,-127.16) (   0.40,-129.40)  255.43                80
 04/28/2019   18:38:39   (  -0.09,-127.06) (  -0.24,-126.45)   70.26                80