Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 5 2.  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)
 05/04/2023   12:33:11   (  71.60, -14.55) 05/04/2023   12:34:16  (  71.48, -11.74)   99.80                65
 05/04/2023   13:23:35   ( -70.57, 154.51) 05/04/2023   13:23:56  ( -70.55, 154.49)    2.39                21
 05/04/2023   14:14:19   (  70.45, -37.99) 05/04/2023   14:13:19  (  70.47, -37.97)    2.43                60
 05/07/2023   01:26:49   (  70.66, 153.56) 05/07/2023   01:27:59  (  70.68, 153.61)    2.56                70
 05/07/2023   02:17:30   ( -70.52, -38.89) 05/07/2023   02:17:25  ( -70.52, -38.97)    2.73                 5
 05/07/2023   03:08:06   (  69.98, 129.26) 05/07/2023   03:06:56  (  69.99, 127.94)   50.05                70
 05/09/2023   14:20:45   (  70.61, -39.85) 05/09/2023   14:21:29  (  70.61, -39.88)    1.30                44
 05/09/2023   15:11:27   ( -70.52, 127.61) 05/09/2023   15:10:54  ( -70.51, 127.62)    1.52                33
 05/12/2023   02:24:14   ( -71.57, -42.28) 05/12/2023   02:25:20  ( -71.48, -39.59)   95.09                66
 05/12/2023   03:14:41   (  70.57, 126.72) 05/12/2023   03:14:58  (  70.57, 126.66)    2.37                17
 05/12/2023   04:05:23   ( -70.48, -65.81) 05/12/2023   04:04:23  ( -70.47, -65.82)    0.99                60
 05/14/2023   15:17:53   ( -70.65, 125.80) 05/14/2023   15:19:03  ( -70.65, 125.73)    2.62                70
 05/14/2023   16:08:37   (  70.54, -66.71) 05/14/2023   16:08:26  (  70.55, -66.75)    2.20                11