Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 6 18.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/18/2021   16:16:14   (  69.52, -66.99) 06/18/2021   16:17:22  (  69.41, -65.03)   77.47                68
 06/18/2021   17:06:41   ( -68.63, 101.55) 06/18/2021   17:07:04  ( -68.63, 101.61)    2.40                23
 06/18/2021   17:57:24   (  68.45, -90.91) 06/18/2021   17:56:32  (  68.47, -90.95)    2.28                52
 06/21/2021   08:32:54   (  68.69,  49.93) 06/21/2021   08:34:02  (  68.67,  49.90)    2.34                68
 06/21/2021   09:23:35   ( -68.54,-142.57) 06/21/2021   09:23:32  ( -68.56,-142.60)    2.61                 3
 06/21/2021   10:14:15   (  68.21,  25.17) 06/21/2021   10:13:02  (  68.28,  24.70)   20.98                73
 06/24/2021   00:49:48   (  68.66, 165.73) 06/24/2021   00:50:28  (  68.64, 165.75)    1.84                40
 06/24/2021   01:40:29   ( -68.51, -26.76) 06/24/2021   01:39:58  ( -68.54, -26.75)    3.38                31
 06/26/2021   16:16:10   ( -69.33, 113.27) 06/26/2021   16:17:19  ( -69.23, 114.73)   58.47                69
 06/26/2021   17:06:43   (  68.63, -78.47) 06/26/2021   17:06:55  (  68.61, -78.41)    3.15                12
 06/26/2021   17:57:24   ( -68.48,  89.05) 06/26/2021   17:56:26  ( -68.46,  89.03)    2.60                58
 06/29/2021   08:32:54   ( -68.72,-130.12) 06/29/2021   08:33:55  ( -68.70,-130.07)    2.66                61
 06/29/2021   09:23:37   (  68.55,  37.40) 06/29/2021   09:23:22  (  68.58,  37.43)    2.88                15
 06/29/2021   10:14:11   ( -68.02,-154.60) 06/29/2021   10:13:00  ( -68.04,-155.59)   41.14                71
 07/02/2021   00:49:48   ( -68.64, -14.25) 07/02/2021   00:50:22  ( -68.67, -14.23)    3.38                34
 07/02/2021   01:40:32   (  68.53, 153.20) 07/02/2021   01:39:49  (  68.54, 153.26)    2.51                43