Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 1 30.  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)
 01/30/2020   06:36:27   (  -0.02,-128.28) (   0.54,-125.73)  290.29                80
 01/30/2020   18:57:42   (   0.02,-128.25) (   0.58,-130.88)  298.76                80
 02/01/2020   18:42:50   (   0.02,-128.20) (  -0.06,-127.92)   32.23                80
 02/03/2020   18:30:38   (   0.01,-128.15) (  -0.69,-124.97)  362.46                80
 02/04/2020   06:52:01   (  -0.01,-128.15) (  -0.41,-130.16)  228.11                80
 02/06/2020   06:42:29   (  -0.01,-128.08) (   0.17,-127.19)  101.28                80
 02/06/2020   19:01:03   (   0.02,-128.05) (   0.95,-132.34)  487.99                80
 02/08/2020   06:30:17   (  -0.00,-128.01) (   0.81,-124.24)  429.81                80
 02/08/2020   18:51:31   (   0.00,-127.98) (   0.31,-129.39)  159.84                80
 02/10/2020   18:36:39   (   0.00,-127.91) (  -0.34,-126.43)  168.51                80
 02/11/2020   06:58:02   (  -0.00,-127.90) (  -0.82,-131.61)  422.88                80
 02/12/2020   18:24:27   (   0.01,-127.83) (  -0.92,-123.46)  496.57                80