Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2020 12 13.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/13/2020   08:51:52   (  81.43,  92.45) 12/13/2020   08:51:14  (  81.44,  92.65)    3.34                38
 12/13/2020   09:41:19   ( -81.43,-100.00) 12/13/2020   09:41:55  ( -81.44,-100.19)    3.40                36
 12/16/2020   04:26:06   (  81.43, 158.86) 12/16/2020   04:25:35  (  81.44, 159.01)    2.57                31
 12/16/2020   05:15:33   ( -81.43, -33.57) 12/16/2020   05:16:15  ( -81.43, -33.41)    2.69                42
 12/19/2020   00:00:21   (  81.43,-134.78) 12/18/2020   23:59:57  (  81.44,-134.66)    2.22                24
 12/19/2020   00:49:48   ( -81.43,  32.82) 12/19/2020   00:50:37  ( -81.43,  32.96)    2.31                49
 12/21/2020   19:34:35   (  81.44, -68.08) 12/21/2020   19:34:18  (  81.43, -67.97)    2.21                17
 12/21/2020   20:24:03   ( -81.42,  99.16) 12/21/2020   20:24:59  ( -81.43,  99.29)    2.37                56
 12/24/2020   15:08:49   (  81.43,  -1.81) 12/24/2020   15:08:39  (  81.43,  -1.70)    1.85                10