Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 1 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/20/2020   07:05:52   (  -0.00,-128.44) (  -0.05,-128.63)   22.15                80
 01/22/2020   06:51:04   (   0.01,-128.43) (   0.60,-125.69)  311.70                80
 01/22/2020   19:15:00   (  -0.00,-128.41) (   0.51,-130.85)  276.90                80
 01/24/2020   19:00:11   (  -0.00,-128.40) (  -0.08,-127.90)   56.65                80
 01/26/2020   18:48:03   (   0.00,-128.39) (  -0.74,-124.96)  390.07                80
 01/27/2020   07:09:28   (  -0.01,-128.40) (  -0.37,-130.15)  199.25                80
 01/29/2020   06:59:59   (  -0.02,-128.38) (   0.23,-127.20)  134.10                80
 01/29/2020   19:21:15   (   0.02,-128.36) (   0.88,-132.36)  454.43                80
 01/31/2020   06:47:50   (  -0.02,-128.36) (   0.83,-124.25)  466.99                80
 01/31/2020   19:09:06   (   0.02,-128.35) (   0.28,-129.41)  121.78                80