Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 10 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)
 10/19/2025   20:56:35   ( -74.50,  33.69) 10/19/2025   20:57:43  ( -74.48,  33.65)    2.86                68
 10/19/2025   21:47:20   (  74.43,-158.82) 10/19/2025   21:47:02  (  74.43,-158.79)    1.07                18
 10/22/2025   07:18:13   (  74.49,  58.31) 10/22/2025   07:19:06  (  74.49,  58.27)    1.17                53
 10/22/2025   08:08:55   ( -74.42,-134.18) 10/22/2025   08:08:27  ( -74.42,-134.21)    0.98                28
 10/24/2025   17:39:48   ( -74.48,  82.95) 10/24/2025   17:40:30  ( -74.50,  82.90)    2.90                42
 10/24/2025   18:30:33   (  74.42,-109.59) 10/24/2025   18:29:50  (  74.41,-109.64)    2.07                43
 10/27/2025   04:01:26   (  74.49, 107.51) 10/27/2025   04:01:52  (  74.51, 107.54)    2.68                26
 10/27/2025   04:52:08   ( -74.41, -84.96) 10/27/2025   04:51:13  ( -74.44, -84.96)    3.58                55
 10/29/2025   14:23:01   ( -74.49, 132.13) 10/29/2025   14:23:16  ( -74.47, 132.03)    3.58                15
 10/29/2025   15:13:46   (  74.43, -60.43) 10/29/2025   15:12:35  (  74.43, -60.39)    1.28                71
 10/31/2025   23:54:01   ( -74.95, -11.85) 10/31/2025   23:55:10  ( -74.88, -10.05)   52.83                69
 11/01/2025   00:44:37   (  74.47, 156.77) 11/01/2025   00:44:36  (  74.48, 156.66)    3.11                 1