Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 11 14.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/16/2020   23:15:12   ( -70.09,   7.72) 11/16/2020   23:14:28  ( -70.11,   7.68)    3.05                44
 11/17/2020   00:04:38   (  69.99, 175.22) 11/17/2020   00:05:11  (  69.99, 175.18)    1.44                33
 11/19/2020   14:41:59   (  70.86, -42.90) 11/19/2020   14:40:52  (  70.91, -45.13)   81.37                67
 11/19/2020   15:31:42   ( -70.04, 123.52) 11/19/2020   15:31:19  ( -70.04, 123.57)    1.96                23
 11/19/2020   16:21:09   (  69.93, -68.98) 11/19/2020   16:22:03  (  69.91, -68.93)    2.74                54
 11/22/2020   06:58:42   (  70.14,  71.91) 11/22/2020   06:57:31  (  70.15,  71.85)    2.53                71
 11/22/2020   07:48:12   ( -70.04,-120.60) 11/22/2020   07:48:12  ( -70.02,-120.62)    2.44                 0
 11/22/2020   08:37:42   (  69.76,  46.66) 11/22/2020   08:38:54  (  69.79,  47.03)   14.44                72
 11/24/2020   23:15:13   (  70.08,-172.30) 11/24/2020   23:14:23  (  70.08,-172.27)    1.23                50
 11/25/2020   00:04:43   ( -69.98,  -4.81) 11/25/2020   00:05:05  ( -70.00,  -4.82)    2.18                22
 11/27/2020   15:31:43   (  70.07, -56.44) 11/27/2020   15:31:16  (  70.07, -56.47)    1.38                27
 11/27/2020   16:21:12   ( -69.97, 111.06) 11/27/2020   16:21:57  ( -69.98, 110.98)    3.19                45