Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2023 9 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/12/2023   02:11:30   (  -0.28, 117.03) (  -0.35, 117.21)   21.34                80
 09/12/2023   14:34:29   (   0.31, 116.58) (  -0.62, 112.26)  492.40                80
 09/14/2023   14:15:30   (   0.29, 114.49) (   0.64, 116.13)  187.14                80
 09/15/2023   02:38:22   (  -0.31, 113.84) (   0.23, 111.20)  299.83                80
 09/17/2023   02:19:22   (  -0.29, 111.73) (  -1.00, 115.09)  381.30                80
 09/17/2023   14:42:23   (   0.31, 111.29) (   0.09, 110.12)  131.49                80
 09/20/2023   02:43:34   (  -0.31, 108.53) (  -0.43, 109.09)   63.82                80
 09/20/2023   15:06:35   (   0.33, 108.07) (  -0.47, 104.12)  448.44                80
 09/22/2023   14:47:34   (   0.31, 105.96) (   0.75, 108.02)  234.00                80
 09/23/2023   03:10:24   (  -0.32, 105.31) (   0.16, 103.09)  252.48                80