Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 8 19.  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)
 08/21/2023   00:48:06   ( -70.95, -17.36) 08/21/2023   00:49:01  ( -70.95, -17.38)    0.92                55
 08/21/2023   01:38:50   (  70.83, 150.14) 08/21/2023   01:38:24  (  70.86, 150.15)    2.88                26
 08/23/2023   12:51:36   (  71.82, -19.70) 08/23/2023   12:52:42  (  71.69, -17.20)   88.06                66
 08/23/2023   13:42:02   ( -70.90, 149.24) 08/23/2023   13:42:19  ( -70.92, 149.23)    2.24                17
 08/23/2023   14:32:46   (  70.78, -43.26) 08/23/2023   14:31:43  (  70.77, -43.33)    2.65                63
 08/26/2023   01:45:15   (  70.95, 148.35) 08/26/2023   01:46:11  (  70.98, 148.31)    3.25                56
 08/26/2023   02:35:57   ( -70.86, -44.18) 08/26/2023   02:35:36  ( -70.86, -44.21)    1.14                21
 08/28/2023   14:39:11   (  70.92, -45.09) 08/28/2023   14:39:28  (  70.95, -45.08)    3.03                17
 08/28/2023   15:29:53   ( -70.82, 122.38) 08/28/2023   15:28:53  ( -70.83, 122.41)    1.41                60
 08/31/2023   02:42:23   ( -71.01, -46.04) 08/31/2023   02:43:22  ( -70.99, -46.02)    2.75                59
 08/31/2023   03:33:07   (  70.90, 121.45) 08/31/2023   03:32:45  (  70.89, 121.49)    2.02                22