Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 2 28.  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)
 03/02/2023   06:19:36   ( -70.47, -99.19) 03/02/2023   06:20:30  ( -70.47, -99.12)    2.38                54
 03/02/2023   07:10:20   (  70.36,  68.30) 03/02/2023   07:09:53  (  70.34,  68.35)    2.92                27
 03/04/2023   19:13:30   ( -70.43,  67.40) 03/04/2023   19:14:20  ( -70.42,  67.32)    3.01                50
 03/04/2023   20:04:14   (  70.32,-125.12) 03/04/2023   20:03:42  (  70.34,-125.13)    2.70                32
 03/07/2023   08:07:24   ( -70.44,-126.11) 03/07/2023   08:08:07  ( -70.43,-126.13)    1.65                43
 03/07/2023   08:58:08   (  70.34,  41.37) 03/07/2023   08:57:29  (  70.35,  41.41)    2.01                39
 03/09/2023   21:01:18   ( -70.42,  40.44) 03/09/2023   21:01:54  ( -70.45,  40.43)    3.37                36
 03/09/2023   21:52:02   (  70.32,-152.08) 03/09/2023   21:51:17  (  70.31,-152.12)    1.59                45
 03/12/2023   09:55:12   ( -70.41,-153.02) 03/12/2023   09:55:41  ( -70.42,-153.08)    2.64                29
 03/12/2023   10:45:56   (  70.31,  14.45) 03/12/2023   10:45:03  (  70.33,  14.45)    2.45                53