Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 4 26.  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)
 04/28/2020   06:57:52   (  70.13,  71.79) 04/28/2020   06:57:29  (  70.13,  71.79)    0.31                23
 04/28/2020   07:47:22   ( -70.03,-120.72) 04/28/2020   07:48:11  ( -70.04,-120.75)    1.72                49
 04/30/2020   22:24:53   ( -70.23,  20.16) 04/30/2020   22:23:40  ( -70.24,  20.09)    3.10                73
 04/30/2020   23:14:20   (  70.11,-172.36) 04/30/2020   23:14:24  (  70.13,-172.44)    3.61                 4
 05/01/2020   00:03:51   ( -69.96,  -4.94) 05/01/2020   00:05:04  ( -69.93,  -4.81)    5.89                73
 05/03/2020   14:41:21   ( -70.21, 136.01) 05/03/2020   14:40:34  ( -70.18, 135.95)    3.47                47
 05/03/2020   15:30:48   (  70.09, -56.51) 05/03/2020   15:31:18  (  70.08, -56.58)    2.80                30
 05/06/2020   06:08:08   (  70.88,  85.26) 05/06/2020   06:07:00  (  70.97,  83.13)   77.73                68
 05/06/2020   06:57:50   ( -70.13,-108.23) 05/06/2020   06:57:28  ( -70.13,-108.20)    1.16                22
 05/06/2020   07:47:17   (  70.00,  59.25) 05/06/2020   07:48:12  (  70.03,  59.27)    2.81                55
 05/08/2020   22:24:48   (  70.19,-159.89) 05/08/2020   22:23:40  (  70.19,-159.83)    2.27                68
 05/08/2020   23:14:17   ( -70.10,   7.61) 05/08/2020   23:14:21  ( -70.08,   7.65)    2.48                 4
 05/09/2020   00:03:49   (  69.70, 174.70) 05/09/2020   00:05:00  (  69.72, 175.51)   31.20                71