Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 1 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)
 01/20/2021   10:13:49   ( -68.44,-155.03) 01/20/2021   10:15:00  ( -68.44,-155.07)    1.41                71
 01/20/2021   11:04:33   (  68.31,  12.44) 01/20/2021   11:04:27  (  68.33,  12.44)    1.53                 6
 01/20/2021   11:55:12   ( -68.07,-179.93) 01/20/2021   11:53:59  ( -68.11, 179.82)   11.08                73
 01/23/2021   02:30:44   ( -68.42, -39.24) 01/23/2021   02:31:28  ( -68.42, -39.21)    1.17                44
 01/23/2021   03:21:28   (  68.30, 128.23) 01/23/2021   03:20:55  (  68.31, 128.30)    2.75                33
 01/23/2021   04:11:50   ( -67.14, -63.03) 01/23/2021   04:10:43  ( -67.19, -65.34)   99.99                67
 01/25/2021   17:57:08   (  69.08, -91.67) 01/25/2021   17:58:17  (  69.00, -90.24)   57.57                69
 01/25/2021   18:47:38   ( -68.35,  76.63) 01/25/2021   18:47:57  ( -68.34,  76.57)    2.65                19
 01/25/2021   19:38:22   (  68.23,-115.91) 01/25/2021   19:37:24  (  68.22,-115.92)    1.25                58
 01/28/2021   10:13:52   (  68.48,  24.92) 01/28/2021   10:14:54  (  68.47,  24.98)    3.11                62
 01/28/2021   11:04:33   ( -68.34,-167.58) 01/28/2021   11:04:25  ( -68.31,-167.58)    3.01                 8
 01/28/2021   11:55:09   (  67.79,   0.42) 01/28/2021   11:53:58  (  67.85,  -0.47)   38.28                71
 01/31/2021   02:30:45   (  68.42, 140.77) 01/31/2021   02:31:21  (  68.43, 140.81)    1.83                36
 01/31/2021   03:21:26   ( -68.27, -51.72) 01/31/2021   03:20:52  ( -68.28, -51.74)    1.07                34