Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 1 24.  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)
 01/25/2018   06:58:22   ( -70.13,-108.15) 01/25/2018   06:57:45  ( -70.13,-108.20)    2.04                37
 01/25/2018   07:47:49   (  70.03,  59.36) 01/25/2018   07:48:29  (  70.01,  59.30)    2.99                40
 01/27/2018   22:25:13   (  70.54,-159.30) 01/27/2018   22:24:02  (  70.56,-160.42)   41.52                71
 01/27/2018   23:14:49   ( -70.10,   7.69) 01/27/2018   23:14:37  ( -70.11,   7.61)    3.57                12
 01/28/2018   00:04:17   (  69.94, 175.11) 01/28/2018   00:05:20  (  69.94, 175.18)    2.67                63
 01/30/2018   14:41:47   (  70.17, -43.95) 01/30/2018   14:40:48  (  70.18, -44.03)    3.10                59
 01/30/2018   15:31:17   ( -70.06, 123.52) 01/30/2018   15:31:29  ( -70.04, 123.50)    2.41                12
 01/30/2018   16:20:54   (  69.40, -69.73) 01/30/2018   16:22:03  (  69.39, -68.24)   58.63                69
 02/02/2018   06:58:15   (  70.13,  71.87) 02/02/2018   06:57:40  (  70.11,  71.85)    2.38                35
 02/02/2018   07:47:45   ( -70.02,-120.65) 02/02/2018   07:48:22  ( -70.03,-120.70)    2.12                37
 02/04/2018   22:25:08   ( -70.63,  20.85) 02/04/2018   22:23:58  ( -70.69,  19.41)   53.29                70
 02/04/2018   23:14:43   (  70.08,-172.31) 02/04/2018   23:14:33  (  70.10,-172.35)    2.32                10
 02/05/2018   00:04:13   ( -69.98,  -4.82) 02/05/2018   00:05:14  ( -69.96,  -4.82)    2.33                61
 02/07/2018   14:41:43   ( -70.15, 136.03) 02/07/2018   14:40:40  ( -70.15, 136.04)    0.49                63
 02/07/2018   15:31:10   (  70.04, -56.49) 02/07/2018   15:31:24  (  70.04, -56.48)    0.49                14
 02/07/2018   16:20:48   ( -69.49, 110.39) 02/07/2018   16:21:58  ( -69.52, 111.60)   46.94                70