Simultaneous Nadir Overpasses (SNOs) between METOP-A and TERRA
TLE Epoch: 2021 8 13.  Predictions up to the next  14.0 days:

     Date     Time(METOP-A) METOP-A Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/14/2021   00:25:18   ( -81.36,  36.95) 08/14/2021   00:26:32  ( -81.19,  37.28)   19.51                74
 08/14/2021   01:15:53   (  81.27,-153.40) 08/14/2021   01:15:54  (  81.29,-153.48)    2.06                 1
 08/14/2021   02:06:33   ( -81.27,  14.11) 08/14/2021   02:05:21  ( -81.28,  14.04)    1.96                72
 08/16/2021   19:59:34   ( -81.29, 105.16) 08/16/2021   20:00:40  ( -81.29, 105.30)    2.49                66
 08/16/2021   20:50:14   (  81.28, -87.14) 08/16/2021   20:50:06  (  81.29, -86.97)    3.43                 8
 08/19/2021   15:33:53   ( -81.28, 171.82) 08/19/2021   15:34:51  ( -81.29, 171.81)    1.32                58
 08/19/2021   16:24:34   (  81.28, -20.90) 08/19/2021   16:24:18  (  81.27, -20.86)    1.09                16
 08/22/2021   11:08:14   ( -81.28,-121.91) 08/22/2021   11:09:04  ( -81.27,-122.09)    3.24                50
 08/22/2021   11:58:54   (  81.27,  45.72) 08/22/2021   11:58:30  (  81.27,  45.58)    2.24                24
 08/25/2021   06:42:35   ( -81.28, -55.65) 08/25/2021   06:43:16  ( -81.27, -55.65)    1.52                41