Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 7 25.  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)
 07/26/2023   19:12:15   ( -70.89,  66.72) 07/26/2023   19:13:14  ( -70.89,  66.76)    1.46                59
 07/26/2023   20:02:58   (  70.74,-125.71) 07/26/2023   20:02:37  (  70.76,-125.78)    3.37                21
 07/26/2023   20:53:24   ( -69.80,  43.07) 07/26/2023   20:52:17  ( -69.86,  40.59)   95.31                67
 07/29/2023   08:06:07   ( -70.85,-126.68) 07/29/2023   08:06:28  ( -70.85,-126.63)    1.94                21
 07/29/2023   08:56:50   (  70.70,  40.88) 07/29/2023   08:55:51  (  70.72,  40.83)    2.80                59
 07/31/2023   20:09:17   (  70.92,-127.58) 07/31/2023   20:10:16  (  70.92,-127.51)    2.65                59
 07/31/2023   20:59:58   ( -70.77,  39.99) 07/31/2023   20:59:42  ( -70.79,  39.94)    2.70                16
 08/03/2023   09:03:08   (  70.84,  39.08) 08/03/2023   09:03:30  (  70.83,  39.03)    2.14                22
 08/03/2023   09:53:50   ( -70.74,-153.44) 08/03/2023   09:52:55  ( -70.75,-153.44)    1.24                55
 08/05/2023   21:06:16   ( -70.92,  38.17) 08/05/2023   21:07:20  ( -70.90,  38.15)    2.05                64
 08/05/2023   21:57:00   (  70.82,-154.36) 08/05/2023   21:56:42  (  70.83,-154.30)    2.18                18
 08/05/2023   22:47:28   ( -69.98,  14.28) 08/05/2023   22:46:20  ( -70.03,  12.20)   79.35                68
 08/08/2023   10:00:06   ( -70.85,-155.19) 08/08/2023   10:00:31  ( -70.87,-155.23)    2.30                25
 08/08/2023   10:50:50   (  70.76,  12.27) 08/08/2023   10:49:54  (  70.74,  12.24)    2.29                56