Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 12 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/23/2020   06:53:20   (  -0.16,-128.26) (   0.39,-125.57)  305.72                80
 12/23/2020   19:11:56   (   0.13,-128.26) (   0.67,-130.73)  281.53                80
 12/25/2020   19:02:25   (   0.13,-128.27) (   0.01,-127.79)   55.13                80
 12/27/2020   18:50:13   (   0.14,-128.26) (  -0.60,-124.83)  391.08                80
 12/28/2020   07:08:57   (  -0.11,-128.26) (  -0.51,-130.02)  199.97                80
 12/30/2020   06:59:25   (  -0.11,-128.25) (   0.11,-127.06)  135.25                80
 12/30/2020   19:18:01   (   0.09,-128.25) (   0.96,-132.22)  452.09                80
 01/01/2021   06:47:13   (  -0.13,-128.24) (   0.73,-124.10)  469.97                80
 01/01/2021   19:05:49   (   0.10,-128.24) (   0.34,-129.27)  117.58                80
 01/03/2021   18:56:17   (   0.11,-128.22) (  -0.28,-126.31)  216.57                80
 01/04/2021   07:15:02   (  -0.07,-128.21) (  -0.76,-131.51)  375.52                80