Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 10 31.  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)
 10/31/2025   23:54:01   ( -74.92, -11.78) 10/31/2025   23:55:11  ( -74.81, -10.22)   46.87                70
 11/01/2025   00:44:38   (  74.48, 156.74) 11/01/2025   00:44:36  (  74.48, 156.66)    2.57                 2
 11/01/2025   01:35:11   ( -74.01, -34.75) 11/01/2025   01:34:02  ( -74.08, -36.59)   56.55                69
 11/03/2025   10:15:30   (  74.57,  13.78) 11/03/2025   10:16:36  (  74.55,  13.75)    3.06                66
 11/03/2025   11:06:12   ( -74.49,-178.69) 11/03/2025   11:05:56  ( -74.51,-178.67)    1.65                16
 11/05/2025   20:37:04   ( -74.54,  38.48) 11/05/2025   20:37:57  ( -74.55,  38.37)    3.51                53
 11/05/2025   21:27:49   (  74.49,-154.08) 11/05/2025   21:27:17  (  74.47,-154.14)    2.62                32
 11/08/2025   06:58:41   (  74.55,  63.05) 11/08/2025   06:59:17  (  74.54,  62.96)    3.01                36
 11/08/2025   07:49:24   ( -74.51,-129.52) 11/08/2025   07:48:37  ( -74.50,-129.46)    1.84                47
 11/10/2025   17:20:16   ( -74.57,  87.61) 11/10/2025   17:20:37  ( -74.54,  87.58)    3.07                21
 11/10/2025   18:11:00   (  74.48,-104.85) 11/10/2025   18:09:57  (  74.46,-104.93)    3.34                63
 11/13/2025   02:51:20   ( -75.21, -56.89) 11/13/2025   02:52:26  ( -75.12, -54.05)   81.57                66
 11/13/2025   03:41:52   (  74.55, 112.25) 11/13/2025   03:41:55  (  74.58, 112.29)    2.87                 3