Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 8 15.  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)
 08/17/2025   17:15:28   ( -74.84,  88.08) 08/17/2025   17:16:34  ( -74.75,  90.92)   83.42                66
 08/17/2025   18:05:59   (  74.15,-102.78) 08/17/2025   18:06:04  (  74.14,-102.84)    2.41                 5
 08/17/2025   18:56:39   ( -73.93,  65.09) 08/17/2025   18:55:27  ( -73.99,  64.50)   19.55                72
 08/20/2025   03:37:06   (  74.72, 113.00) 08/20/2025   03:38:14  (  74.58, 115.05)   62.57                68
 08/20/2025   04:27:39   ( -74.15, -78.20) 08/20/2025   04:27:42  ( -74.18, -78.20)    2.99                 3
 08/20/2025   05:18:17   (  73.80,  89.99) 08/20/2025   05:17:06  (  73.86,  88.78)   38.19                71
 08/22/2025   13:58:44   ( -74.63, 137.84) 08/22/2025   13:59:54  ( -74.51, 139.43)   48.87                70
 08/22/2025   14:49:20   (  74.18, -53.68) 08/22/2025   14:49:18  (  74.19, -53.63)    1.93                 2
 08/22/2025   15:39:56   ( -73.75, 114.68) 08/22/2025   15:38:46  ( -73.80, 113.18)   46.83                70
 08/25/2025   00:20:22   (  74.51, 162.73) 08/25/2025   00:21:32  (  74.39, 163.71)   32.11                70
 08/25/2025   01:11:00   ( -74.18, -29.11) 08/25/2025   01:10:57  ( -74.17, -29.14)    1.85                 3
 08/25/2025   02:01:31   (  73.53, 139.77) 08/25/2025   02:00:24  (  73.62, 137.36)   76.53                67
 08/27/2025   10:41:59   ( -74.42,-172.45) 08/27/2025   10:43:11  ( -74.32,-171.93)   19.62                72
 08/27/2025   11:32:39   (  74.17,  -4.49) 08/27/2025   11:32:31  (  74.18,  -4.55)    2.42                 8
 08/27/2025   12:23:10   ( -73.49, 164.45) 08/27/2025   12:22:04  ( -73.54, 161.74)   85.45                66
 08/29/2025   21:03:36   (  74.26,-147.46) 08/29/2025   21:04:47  (  74.26,-147.51)    1.62                71