Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 6 14.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 06/14/2021   20:29:58   (  81.11, -87.72) 06/14/2021   20:29:24  (  81.11, -87.69)    0.53                34
 06/14/2021   21:19:24   ( -81.12,  80.19) 06/14/2021   21:20:04  ( -81.13,  80.14)    0.79                40
 06/17/2021   16:04:13   (  81.11, -21.25) 06/17/2021   16:03:47  (  81.10, -21.42)    3.07                26
 06/17/2021   16:53:39   ( -81.13, 146.68) 06/17/2021   16:54:26  ( -81.13, 146.82)    2.35                47
 06/20/2021   11:38:29   (  81.11,  45.19) 06/20/2021   11:38:10  (  81.11,  45.20)    0.28                19
 06/20/2021   12:27:55   ( -81.13,-146.85) 06/20/2021   12:28:50  ( -81.13,-146.91)    0.97                55
 06/23/2021   07:12:45   (  81.11, 111.60) 06/23/2021   07:12:34  (  81.10, 111.44)    2.80                11
 06/23/2021   08:02:11   ( -81.13, -80.42) 06/23/2021   08:03:13  ( -81.14, -80.27)    2.61                62
 06/26/2021   02:47:00   (  81.13, 178.34) 06/26/2021   02:46:56  (  81.12, 178.41)    1.18                 4