Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 11 13.  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)
 11/15/2025   13:13:27   (  74.59, -30.75) 11/15/2025   13:13:53  (  74.57, -30.79)    3.16                26
 11/15/2025   14:04:09   ( -74.50, 136.83) 11/15/2025   14:03:13  ( -74.52, 136.76)    3.12                56
 11/17/2025   22:44:34   (  74.95,-174.49) 11/17/2025   22:45:44  (  74.85,-173.14)   40.59                70
 11/17/2025   23:35:10   ( -74.56,  -6.10) 11/17/2025   23:35:09  ( -74.55,  -6.21)    3.59                 1
 11/18/2025   00:25:44   (  73.98, 162.71) 11/18/2025   00:24:37  (  74.06, 160.34)   72.97                67
 11/20/2025   09:06:12   ( -74.64,-149.05) 11/20/2025   09:07:04  ( -74.63,-149.05)    0.75                52
 11/20/2025   09:56:56   (  74.55,  18.49) 11/20/2025   09:56:24  (  74.55,  18.44)    1.55                32
 11/22/2025   19:27:57   (  74.60,-124.39) 11/22/2025   19:28:18  (  74.63,-124.41)    3.41                21
 11/22/2025   20:18:40   ( -74.54,  43.10) 11/22/2025   20:17:39  ( -74.54,  43.05)    1.76                61
 11/25/2025   04:59:00   (  74.76,  92.43) 11/25/2025   05:00:11  (  74.71,  92.76)   10.81                71
 11/25/2025   05:49:41   ( -74.59, -99.79) 11/25/2025   05:49:33  ( -74.58, -99.90)    3.57                 8
 11/27/2025   15:20:42   ( -74.66, 117.28) 11/27/2025   15:21:25  ( -74.66, 117.28)    0.35                43
 11/27/2025   16:11:26   (  74.59, -75.23) 11/27/2025   16:10:44  (  74.61, -75.16)    3.22                42