Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/23/2019   07:06:17   (   0.07,-127.82) (  -0.12,-128.61)   89.67                80
 04/25/2019   06:51:27   (   0.08,-127.89) (   0.57,-125.66)  253.43                80
 04/25/2019   19:12:43   (  -0.08,-127.93) (   0.51,-130.83)  328.43                80
 04/27/2019   19:03:12   (  -0.09,-128.00) (  -0.13,-127.87)   14.46                80
 04/29/2019   18:51:01   (  -0.09,-128.06) (  -0.77,-124.92)  356.99                80
 04/30/2019   07:12:25   (   0.09,-128.05) (  -0.34,-130.11)  234.35                80
 05/02/2019   06:57:34   (   0.09,-128.11) (   0.31,-127.16)  107.88                80
 05/02/2019   19:18:50   (  -0.09,-128.14) (   0.77,-132.32)  474.55                80
 05/04/2019   06:45:23   (   0.10,-128.16) (   0.96,-124.21)  449.61                80
 05/04/2019   19:06:38   (  -0.10,-128.19) (   0.17,-129.36)  132.92                80
 05/06/2019   18:57:07   (  -0.10,-128.24) (  -0.48,-126.41)  207.95                80