Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 1 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)
 01/22/2020   06:51:04   (   0.00,-128.43) (   0.60,-125.69)  311.49                80
 01/22/2020   19:15:00   (   0.00,-128.41) (   0.51,-130.85)  277.13                80
 01/24/2020   19:00:11   (   0.00,-128.39) (  -0.08,-127.89)   56.16                80
 01/26/2020   18:48:03   (   0.01,-128.38) (  -0.74,-124.96)  389.36                80
 01/27/2020   07:09:28   (  -0.01,-128.39) (  -0.37,-130.15)  200.10                80
 01/29/2020   06:59:59   (  -0.02,-128.37) (   0.24,-127.20)  133.01                80
 01/29/2020   19:21:15   (   0.02,-128.35) (   0.87,-132.36)  455.47                80
 01/31/2020   06:47:50   (  -0.02,-128.35) (   0.84,-124.25)  465.66                80
 01/31/2020   19:09:06   (   0.02,-128.33) (   0.26,-129.41)  123.02                80
 02/02/2020   18:54:18   (   0.02,-128.30) (  -0.40,-126.47)  208.82                80
 02/03/2020   07:15:41   (  -0.02,-128.31) (  -0.76,-131.66)  381.49                80