Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 5 22.  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)
 05/22/2025   05:04:59   (  73.72,  93.50) 05/22/2025   05:04:13  (  73.71,  93.49)    0.81                46
 05/24/2025   14:35:59   (  73.82, -49.49) 05/24/2025   14:36:41  (  73.81, -49.48)    2.01                42
 05/24/2025   15:26:41   ( -73.74, 118.02) 05/24/2025   15:26:04  ( -73.72, 117.99)    3.05                37
 05/27/2025   00:57:41   ( -73.85, -24.98) 05/27/2025   00:58:31  ( -73.85, -24.90)    2.27                50
 05/27/2025   01:48:25   (  73.73, 142.60) 05/27/2025   01:47:50  (  73.75, 142.58)    2.27                35
 05/29/2025   11:19:25   (  73.85,  -0.40) 05/29/2025   11:20:17  (  73.86,  -0.36)    2.38                52
 05/29/2025   12:10:07   ( -73.76, 167.11) 05/29/2025   12:09:40  ( -73.78, 167.12)    1.57                27
 05/31/2025   21:41:07   ( -73.88,  24.10) 05/31/2025   21:42:07  ( -73.87,  24.15)    1.93                60
 05/31/2025   22:31:51   (  73.76,-168.32) 05/31/2025   22:31:26  (  73.77,-168.38)    1.89                25
 06/03/2025   08:02:50   (  73.88,  48.65) 06/03/2025   08:03:51  (  73.90,  48.73)    2.96                61
 06/03/2025   08:53:32   ( -73.80,-143.83) 06/03/2025   08:53:14  ( -73.81,-143.79)    1.99                18