Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 5 25.  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)
 05/25/2019   14:41:35   (  70.09, -44.02) 05/25/2019   14:40:51  (  70.11, -43.97)    2.93                44
 05/25/2019   15:31:04   ( -70.04, 123.54) 05/25/2019   15:31:33  ( -70.02, 123.49)    3.41                29
 05/28/2019   06:08:25   ( -70.94, -94.53) 05/28/2019   06:07:18  ( -70.98, -96.91)   86.63                67
 05/28/2019   06:58:06   (  70.06,  71.82) 05/28/2019   06:57:47  (  70.09,  71.84)    2.56                19
 05/28/2019   07:47:36   ( -69.96,-120.69) 05/28/2019   07:48:29  ( -69.99,-120.70)    3.04                53
 05/30/2019   22:25:09   ( -70.15,  20.17) 05/30/2019   22:23:58  ( -70.17,  20.16)    2.78                71
 05/30/2019   23:14:36   (  70.03,-172.35) 05/30/2019   23:14:42  (  70.06,-172.36)    3.37                 6
 05/31/2019   00:04:09   ( -69.77,  -5.09) 05/31/2019   00:05:21  ( -69.81,  -4.66)   16.96                72
 06/02/2019   14:41:40   ( -70.11, 136.00) 06/02/2019   14:40:53  ( -70.09, 136.05)    2.75                47
 06/02/2019   15:31:07   (  70.00, -56.52) 06/02/2019   15:31:37  (  69.99, -56.48)    1.87                30
 06/05/2019   06:08:29   (  70.83,  85.31) 06/05/2019   06:07:21  (  70.91,  83.19)   77.60                68
 06/05/2019   06:58:11   ( -70.08,-108.18) 06/05/2019   06:57:49  ( -70.07,-108.15)    0.95                22
 06/05/2019   07:47:38   (  69.96,  59.30) 06/05/2019   07:48:33  (  69.97,  59.32)    1.25                55
 06/07/2019   22:25:12   (  70.13,-159.85) 06/07/2019   22:24:03  (  70.16,-159.83)    3.28                69
 06/07/2019   23:14:42   ( -70.03,   7.64) 06/07/2019   23:14:45  ( -70.05,   7.65)    2.21                 3
 06/08/2019   00:04:13   (  69.69, 174.82) 06/08/2019   00:05:24  (  69.68, 175.51)   26.66                71