Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 9 22.  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)
 09/22/2021   15:25:14   ( -69.16, 126.16) 09/22/2021   15:26:25  ( -69.06, 126.85)   29.04                71
 09/22/2021   16:15:52   (  68.71, -65.92) 09/22/2021   16:15:56  (  68.73, -65.93)    2.18                 4
 09/22/2021   17:06:34   ( -68.63, 101.51) 09/22/2021   17:05:26  ( -68.62, 101.57)    2.86                68
 09/25/2021   07:42:01   ( -68.82,-117.59) 09/25/2021   07:42:55  ( -68.80,-117.60)    1.25                54
 09/25/2021   08:32:45   (  68.69,  49.88) 09/25/2021   08:32:22  (  68.69,  49.90)    0.82                23
 09/25/2021   09:23:13   ( -67.86,-141.73) 09/25/2021   09:22:04  ( -67.91,-143.39)   69.89                69
 09/27/2021   23:08:31   (  69.84,-170.59) 09/27/2021   23:09:37  (  69.70,-168.19)   93.71                66
 09/27/2021   23:58:54   ( -68.74,  -1.72) 09/27/2021   23:59:22  ( -68.76,  -1.78)    3.32                28
 09/28/2021   00:49:38   (  68.62, 165.75) 09/28/2021   00:48:49  (  68.64, 165.72)    2.76                49
 09/30/2021   15:25:07   (  68.87, -53.43) 09/30/2021   15:26:18  (  68.87, -53.40)    1.56                71
 09/30/2021   16:15:48   ( -68.72, 114.08) 09/30/2021   16:15:49  ( -68.71, 114.04)    1.74                 1
 09/30/2021   17:06:30   (  68.50, -78.32) 09/30/2021   17:05:17  (  68.54, -78.53)    9.70                73
 10/03/2021   07:42:00   (  68.80,  62.43) 10/03/2021   07:42:45  (  68.81,  62.41)    1.62                45
 10/03/2021   08:32:42   ( -68.70,-130.12) 10/03/2021   08:32:15  ( -68.71,-130.08)    2.19                27
 10/05/2021   23:08:24   ( -69.69,   9.64) 10/05/2021   23:09:31  ( -69.59,  11.66)   78.89                67
 10/05/2021   23:58:53   (  68.79, 178.22) 10/05/2021   23:59:10  (  68.80, 178.28)    3.06                17
 10/06/2021   00:49:34   ( -68.63, -14.26) 10/06/2021   00:48:41  ( -68.65, -14.27)    2.09                53