Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 5 4.  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)
 05/05/2025   02:51:29   ( -73.85, -53.42) 05/05/2025   02:52:41  ( -73.81, -53.09)   11.13                72
 05/05/2025   03:42:11   (  73.66, 114.34) 05/05/2025   03:42:01  (  73.70, 114.35)    3.68                10
 05/05/2025   04:32:41   ( -72.95, -76.76) 05/05/2025   04:31:35  ( -73.00, -79.38)   85.56                66
 05/07/2025   13:13:18   (  74.08, -29.42) 05/07/2025   13:14:28  (  73.98, -28.22)   38.23                70
 05/07/2025   14:03:54   ( -73.68, 138.88) 05/07/2025   14:03:55  ( -73.67, 138.77)    3.68                 1
 05/07/2025   14:54:30   (  73.19, -52.70) 05/07/2025   14:53:21  (  73.22, -54.46)   56.51                69
 05/09/2025   23:35:08   ( -74.44,  -5.77) 05/09/2025   23:36:14  ( -74.34,  -2.93)   85.65                66
 05/10/2025   00:25:39   (  73.72, 163.35) 05/10/2025   00:25:44  (  73.69, 163.32)    2.79                 5
 05/10/2025   01:16:20   ( -73.56, -28.97) 05/10/2025   01:15:07  ( -73.59, -29.22)    8.92                73
 05/12/2025   10:47:22   ( -73.75,-172.15) 05/12/2025   10:47:36  ( -73.72,-172.14)    2.99                14
 05/12/2025   11:38:06   (  73.66,  -4.63) 05/12/2025   11:36:55  (  73.63,  -4.64)    2.52                71
 05/14/2025   21:09:05   (  73.75,-147.60) 05/14/2025   21:09:22  (  73.77,-147.52)    3.39                17
 05/14/2025   21:59:48   ( -73.70,  19.85) 05/14/2025   21:58:45  ( -73.69,  19.96)    3.37                63
 05/17/2025   07:30:47   ( -73.75,-123.02) 05/17/2025   07:31:14  ( -73.75,-123.09)    2.14                27
 05/17/2025   08:21:32   (  73.71,  44.39) 05/17/2025   08:20:32  (  73.70,  44.49)    3.17                60