Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 4 21.  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)
 04/21/2023   21:44:49   (  70.56,-150.75) 04/21/2023   21:45:43  (  70.57,-150.81)    2.32                54
 04/21/2023   22:35:31   ( -70.48,  16.70) 04/21/2023   22:35:08  ( -70.48,  16.71)    0.38                23
 04/24/2023   10:38:39   (  70.55,  15.80) 04/24/2023   10:39:16  (  70.54,  15.73)    2.86                37
 04/24/2023   11:29:21   ( -70.47,-176.75) 04/24/2023   11:28:41  ( -70.44,-176.75)    2.56                40
 04/26/2023   23:32:29   (  70.56,-177.67) 04/26/2023   23:32:47  (  70.57,-177.62)    2.71                18
 04/27/2023   00:23:09   ( -70.41, -10.13) 04/27/2023   00:22:12  ( -70.43, -10.19)    2.44                57
 04/29/2023   11:35:39   ( -70.93,-179.06) 04/29/2023   11:36:51  ( -70.82,-178.31)   29.90                72
 04/29/2023   12:26:17   (  70.52, -11.07) 04/29/2023   12:26:18  (  70.51, -11.11)    1.62                 1
 04/29/2023   13:16:57   ( -70.32, 156.56) 04/29/2023   13:15:44  ( -70.37, 156.33)   10.11                73
 05/02/2023   00:29:23   ( -70.64, -12.04) 05/02/2023   00:30:25  ( -70.62, -12.02)    2.78                62
 05/02/2023   01:20:07   (  70.54, 155.43) 05/02/2023   01:19:48  (  70.53, 155.50)    3.08                19
 05/02/2023   02:10:34   ( -69.66, -35.90) 05/02/2023   02:09:26  ( -69.72, -37.98)   80.69                68
 05/04/2023   13:23:12   ( -70.62, 154.53) 05/04/2023   13:23:55  ( -70.59, 154.54)    3.41                43
 05/04/2023   14:13:55   (  70.47, -37.91) 05/04/2023   14:13:18  (  70.50, -37.94)    3.08                37