Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 1 9.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 01/10/2021   08:27:49   ( -80.16, -98.00) 01/10/2021   08:27:05  ( -80.16, -97.93)    1.36                44
 01/10/2021   09:17:16   (  80.13,  69.36) 01/10/2021   09:18:09  (  80.14,  69.52)    3.23                53
 01/12/2021   14:01:31   (  80.18,  -1.27) 01/12/2021   14:00:23  (  80.17,  -1.27)    1.69                68
 01/12/2021   14:50:59   ( -80.15, 166.07) 01/12/2021   14:51:18  ( -80.16, 166.15)    1.67                19
 01/14/2021   20:24:41   (  80.16, -97.23) 01/14/2021   20:24:36  (  80.16, -97.11)    2.41                 5
 01/17/2021   01:58:24   ( -80.18,  -0.53) 01/17/2021   01:57:45  ( -80.18,  -0.67)    2.80                39
 01/17/2021   02:47:50   (  80.18, 167.09) 01/17/2021   02:48:49  (  80.15, 167.03)    2.98                59
 01/19/2021   07:32:06   (  80.18,  96.11) 01/19/2021   07:31:03  (  80.18,  96.17)    1.45                63
 01/19/2021   08:21:34   ( -80.16, -96.51) 01/19/2021   08:21:58  ( -80.18, -96.61)    3.30                24