Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 8 18.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/20/2025   03:37:06   (  74.73, 112.98) 08/20/2025   03:38:13  (  74.62, 115.16)   65.11                67
 08/20/2025   04:27:39   ( -74.16, -78.22) 08/20/2025   04:27:42  ( -74.17, -78.23)    0.85                 3
 08/20/2025   05:18:17   (  73.80,  89.97) 08/20/2025   05:17:06  (  73.86,  88.76)   37.93                71
 08/22/2025   13:58:44   ( -74.63, 137.82) 08/22/2025   13:59:53  ( -74.55, 139.53)   51.44                69
 08/22/2025   14:49:20   (  74.19, -53.70) 08/22/2025   14:49:18  (  74.18, -53.65)    1.56                 2
 08/22/2025   15:39:56   ( -73.76, 114.65) 08/22/2025   15:38:46  ( -73.79, 113.15)   46.76                70
 08/25/2025   00:20:21   (  74.47, 162.84) 08/25/2025   00:21:32  (  74.39, 163.69)   27.18                71
 08/25/2025   01:11:00   ( -74.19, -29.14) 08/25/2025   01:10:56  ( -74.21, -29.05)    3.14                 4
 08/25/2025   02:01:32   (  73.54, 139.76) 08/25/2025   02:00:25  (  73.61, 137.34)   76.40                67
 08/27/2025   10:42:00   ( -74.43,-172.48) 08/27/2025   10:43:11  ( -74.35,-171.84)   20.89                71
 08/27/2025   11:32:40   (  74.18,  -4.51) 08/27/2025   11:32:32  (  74.17,  -4.58)    2.03                 8
 08/27/2025   12:23:10   ( -73.50, 164.42) 08/27/2025   12:22:04  ( -73.53, 161.72)   85.51                66
 08/29/2025   21:03:36   (  74.27,-147.48) 08/29/2025   21:04:46  (  74.30,-147.42)    3.38                70
 08/29/2025   21:54:19   ( -74.19,  20.04) 08/29/2025   21:54:09  ( -74.19,  20.00)    1.24                10