Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 6 24.  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)
 06/26/2023   12:39:33   (  71.52, -16.09) 06/26/2023   12:40:40  (  71.45, -13.94)   76.18                67
 06/26/2023   13:30:02   ( -70.75, 152.55) 06/26/2023   13:30:17  ( -70.75, 152.61)    2.26                15
 06/26/2023   14:20:45   (  70.58, -39.88) 06/26/2023   14:19:40  (  70.59, -39.95)    2.82                65
 06/29/2023   01:33:13   (  70.78, 151.70) 06/29/2023   01:34:11  (  70.77, 151.65)    1.87                58
 06/29/2023   02:23:55   ( -70.68, -40.83) 06/29/2023   02:23:37  ( -70.67, -40.85)    1.36                18
 07/01/2023   14:27:06   (  70.78, -41.78) 07/01/2023   14:27:28  (  70.78, -41.70)    3.12                22
 07/01/2023   15:17:47   ( -70.63, 125.79) 07/01/2023   15:16:55  ( -70.63, 125.73)    2.14                52
 07/04/2023   02:30:15   ( -70.83, -42.65) 07/04/2023   02:31:25  ( -70.81, -42.67)    2.75                70
 07/04/2023   03:20:58   (  70.68, 124.90) 07/04/2023   03:20:47  (  70.70, 124.84)    2.97                11
 07/04/2023   04:11:31   ( -70.11, -66.87) 07/04/2023   04:10:21  ( -70.17, -68.29)   53.91                70
 07/06/2023   15:24:08   ( -70.79, 123.94) 07/06/2023   15:24:42  ( -70.81, 123.99)    3.07                34
 07/06/2023   16:14:51   (  70.64, -68.51) 07/06/2023   16:14:05  (  70.64, -68.59)    2.92                46