Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 9 27.  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)
 09/28/2025   00:32:50   ( -74.79, -21.14) 09/28/2025   00:33:59  ( -74.66, -19.52)   49.43                69
 09/28/2025   01:23:27   (  74.34, 147.37) 09/28/2025   01:23:23  (  74.32, 147.35)    3.15                 4
 09/28/2025   02:14:01   ( -73.88, -44.14) 09/28/2025   02:12:51  ( -73.94, -45.83)   52.58                70
 09/30/2025   10:54:22   (  74.42,   4.45) 09/30/2025   10:55:32  (  74.41,   4.48)    1.24                70
 09/30/2025   11:45:04   ( -74.35, 171.96) 09/30/2025   11:44:54  ( -74.35, 171.99)    0.78                10
 10/02/2025   21:15:59   ( -74.43,  29.02) 10/02/2025   21:17:03  ( -74.41,  29.04)    2.50                64
 10/02/2025   22:06:43   (  74.32,-163.39) 10/02/2025   22:06:22  (  74.32,-163.48)    2.91                21
 10/05/2025   07:37:37   (  74.42,  53.64) 10/05/2025   07:38:29  (  74.40,  53.61)    1.79                52
 10/05/2025   08:28:19   ( -74.34,-138.84) 10/05/2025   08:27:51  ( -74.34,-138.88)    1.52                28
 10/07/2025   17:59:14   ( -74.45,  78.17) 10/07/2025   17:59:58  ( -74.43,  78.25)    2.82                44
 10/07/2025   18:49:58   (  74.34,-114.24) 10/07/2025   18:49:17  (  74.35,-114.27)    1.42                41
 10/10/2025   04:20:52   (  74.40, 102.87) 10/10/2025   04:21:24  (  74.41, 102.80)    2.54                32
 10/10/2025   05:11:34   ( -74.32, -89.60) 10/10/2025   05:10:46  ( -74.34, -89.71)    3.55                48