Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 1 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)
 01/23/2023   04:50:59   ( -70.33, -76.70) 01/23/2023   04:51:47  ( -70.34, -76.77)    2.66                48
 01/23/2023   05:41:43   (  70.21,  90.79) 01/23/2023   05:41:11  (  70.22,  90.72)    2.54                32
 01/25/2023   17:44:54   ( -70.40,  89.71) 01/25/2023   17:45:46  ( -70.37,  89.77)    3.31                52
 01/25/2023   18:35:36   (  70.23,-102.73) 01/25/2023   18:35:09  (  70.25,-102.75)    2.09                27
 01/28/2023   06:38:46   ( -70.37,-103.73) 01/28/2023   06:39:44  ( -70.37,-103.76)    1.04                58
 01/28/2023   07:29:30   (  70.26,  63.75) 01/28/2023   07:29:08  (  70.23,  63.71)    3.37                22
 01/28/2023   08:19:55   ( -69.27,-127.47) 01/28/2023   08:18:48  ( -69.34,-129.85)   94.05                67
 01/30/2023   19:32:39   ( -70.36,  62.81) 01/30/2023   19:33:42  ( -70.37,  62.74)    3.32                63
 01/30/2023   20:23:24   (  70.30,-129.80) 01/30/2023   20:23:05  (  70.29,-129.73)    3.17                19
 01/30/2023   21:13:51   ( -69.42,  38.85) 01/30/2023   21:12:43  ( -69.51,  36.86)   78.38                68
 02/02/2023   08:26:33   ( -70.41,-130.74) 02/02/2023   08:27:39  ( -70.39,-130.75)    1.97                66
 02/02/2023   09:17:17   (  70.30,  36.73) 02/02/2023   09:17:02  (  70.30,  36.78)    2.01                15