Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 10 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/20/2019   19:02:41   (  -0.30,-128.21) (  -0.38,-127.92)   33.77                80
 10/22/2019   18:50:30   (  -0.29,-128.25) (  -0.99,-124.96)  374.28                80
 10/23/2019   07:11:55   (   0.29,-128.27) (  -0.09,-130.16)  213.93                80
 10/25/2019   06:57:05   (   0.29,-128.31) (   0.55,-127.21)  125.86                80
 10/25/2019   19:18:20   (  -0.28,-128.31) (   0.59,-132.36)  461.10                80
 10/27/2019   06:44:55   (   0.29,-128.35) (   1.17,-124.26)  465.11                80
 10/27/2019   19:06:11   (  -0.28,-128.35) (  -0.08,-129.42)  121.84                80
 10/29/2019   18:56:41   (  -0.28,-128.38) (  -0.67,-126.47)  216.85                80
 10/30/2019   07:18:06   (   0.28,-128.40) (  -0.43,-131.66)  370.92                80
 11/01/2019   07:05:57   (   0.27,-128.43) (   0.20,-128.72)   33.20                80