Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 8 19.  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   (  74.72, 112.99) 08/20/2025   03:38:14  (  74.58, 115.05)   62.74                68
 08/20/2025   04:27:39   ( -74.16, -78.22) 08/20/2025   04:27:42  ( -74.17, -78.22)    1.43                 3
 08/20/2025   05:18:17   (  73.80,  89.98) 08/20/2025   05:17:06  (  73.86,  88.77)   38.08                71
 08/22/2025   13:58:44   ( -74.63, 137.82) 08/22/2025   13:59:53  ( -74.56, 139.54)   51.30                69
 08/22/2025   14:49:20   (  74.18, -53.69) 08/22/2025   14:49:18  (  74.19, -53.64)    1.57                 2
 08/22/2025   15:39:56   ( -73.76, 114.66) 08/22/2025   15:38:46  ( -73.79, 113.16)   46.81                70
 08/25/2025   00:20:21   (  74.46, 162.85) 08/25/2025   00:21:32  (  74.39, 163.71)   26.82                71
 08/25/2025   01:11:00   ( -74.19, -29.13) 08/25/2025   01:10:57  ( -74.16, -29.15)    3.23                 3
 08/25/2025   02:01:32   (  73.53, 139.77) 08/25/2025   02:00:25  (  73.62, 137.35)   76.50                67
 08/27/2025   10:41:59   ( -74.43,-172.46) 08/27/2025   10:43:11  ( -74.31,-171.94)   20.31                72
 08/27/2025   11:32:39   (  74.17,  -4.50) 08/27/2025   11:32:31  (  74.18,  -4.56)    2.17                 8
 08/27/2025   12:23:10   ( -73.50, 164.43) 08/27/2025   12:22:04  ( -73.54, 161.73)   85.48                66
 08/29/2025   21:03:36   (  74.26,-147.46) 08/29/2025   21:04:47  (  74.25,-147.51)    1.83                71
 08/29/2025   21:54:19   ( -74.18,  20.05) 08/29/2025   21:54:09  ( -74.20,  20.02)    1.66                10
 09/01/2025   07:25:16   ( -74.28,-122.92) 09/01/2025   07:26:25  ( -74.26,-122.95)    2.19                69
 09/01/2025   08:16:00   (  74.22,  44.54) 09/01/2025   08:15:43  (  74.22,  44.64)    2.80                17