Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 4 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/13/2020   19:03:01   (   0.28,-127.86) (   0.29,-127.84)    2.57                80
 04/15/2020   18:50:49   (   0.28,-127.93) (  -0.40,-124.89)  346.07                80
 04/16/2020   07:12:11   (  -0.28,-127.91) (  -0.75,-130.07)  246.04                80
 04/18/2020   06:57:19   (  -0.27,-127.97) (  -0.06,-127.11)   97.55                80
 04/18/2020   19:18:34   (   0.27,-128.01) (   1.17,-132.27)  483.55                80
 04/20/2020   06:45:06   (  -0.27,-128.03) (   0.57,-124.15)  441.01                80
 04/20/2020   19:06:21   (   0.27,-128.07) (   0.53,-129.30)  140.03                80
 04/22/2020   18:56:48   (   0.27,-128.13) (  -0.11,-126.34)  203.15                80
 04/23/2020   07:18:12   (  -0.26,-128.11) (  -0.97,-131.53)  388.56                80
 04/25/2020   07:05:58   (  -0.26,-128.16) (  -0.38,-128.56)   46.34                80