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   ( -74.52,  33.65) 10/19/2025   20:57:42  ( -74.51,  33.72)    2.15                67
 10/19/2025   21:47:19   (  74.40,-158.73) 10/19/2025   21:47:02  (  74.41,-158.83)    3.49                17
 10/22/2025   07:18:13   (  74.51,  58.27) 10/22/2025   07:19:05  (  74.51,  58.33)    1.97                52
 10/22/2025   08:08:55   ( -74.43,-134.22) 10/22/2025   08:08:26  ( -74.45,-134.16)    2.45                29
 10/24/2025   17:39:48   ( -74.50,  82.90) 10/24/2025   17:40:29  ( -74.51,  82.93)    1.90                41
 10/24/2025   18:30:33   (  74.44,-109.63) 10/24/2025   18:29:49  (  74.42,-109.62)    1.96                44
 10/27/2025   04:01:26   (  74.51, 107.46) 10/27/2025   04:01:51  (  74.50, 107.51)    1.62                25
 10/27/2025   04:52:08   ( -74.43, -85.01) 10/27/2025   04:51:12  ( -74.43, -84.98)    0.90                56
 10/29/2025   14:23:01   ( -74.51, 132.07) 10/29/2025   14:23:14  ( -74.48, 132.07)    2.58                13
 10/29/2025   15:13:45   (  74.41, -60.35) 10/29/2025   15:12:34  (  74.39, -60.47)    3.75                71
 10/31/2025   23:54:01   ( -74.93, -11.79) 10/31/2025   23:55:10  ( -74.81, -10.20)   47.76                69
 11/01/2025   00:44:38   (  74.50, 156.70) 11/01/2025   00:44:34  (  74.52, 156.76)    2.96                 4