Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 8 19.  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)
 08/20/2020   18:39:22   (  -0.01,-127.86) (  -0.29,-126.44)  160.48                80
 08/21/2020   07:00:47   (   0.00,-127.86) (  -0.80,-131.64)  430.24                80
 08/22/2020   18:27:13   (  -0.01,-127.78) (  -0.94,-123.50)  487.80                80
 08/23/2020   06:48:37   (   0.00,-127.78) (  -0.22,-128.68)  103.15                80
 08/25/2020   06:33:48   (   0.01,-127.70) (   0.41,-125.73)  223.40                80
 08/25/2020   18:55:04   (   0.00,-127.66) (   0.69,-130.89)  367.30                80
 08/27/2020   18:42:55   (   0.00,-127.57) (   0.08,-127.93)   41.61                80
 08/29/2020   18:33:26   (   0.00,-127.48) (  -0.51,-124.98)  283.58                80
 08/30/2020   06:54:51   (  -0.01,-127.47) (  -0.59,-130.17)  307.18                80
 09/01/2020   06:40:03   (  -0.00,-127.38) (   0.05,-127.23)   17.72                80