Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2021 8 23.  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)
 08/23/2021   22:25:38   ( -70.10,  20.11) 08/23/2021   22:24:32  ( -70.13,  20.12)    3.02                66
 08/23/2021   23:15:05   (  70.00,-172.39) 08/23/2021   23:15:16  (  70.00,-172.38)    0.57                11
 08/24/2021   00:04:41   ( -69.56,  -5.36) 08/24/2021   00:05:51  ( -69.55,  -4.39)   37.79                70
 08/26/2021   14:42:08   ( -70.08, 135.97) 08/26/2021   14:41:28  ( -70.09, 135.94)    1.59                40
 08/26/2021   15:31:35   (  69.98, -56.54) 08/26/2021   15:32:12  (  69.97, -56.57)    1.30                37
 08/29/2021   06:09:01   (  70.55,  84.90) 08/29/2021   06:07:51  (  70.63,  83.55)   50.58                70
 08/29/2021   06:58:38   ( -70.06,-108.18) 08/29/2021   06:58:24  ( -70.06,-108.24)    2.46                14
 08/29/2021   07:48:05   (  69.95,  59.31) 08/29/2021   07:49:08  (  69.95,  59.24)    2.76                63
 08/31/2021   22:25:37   (  70.14,-159.82) 08/31/2021   22:24:37  (  70.13,-159.89)    3.05                60
 08/31/2021   23:15:08   ( -69.98,   7.59) 08/31/2021   23:15:18  ( -69.98,   7.65)    2.28                10
 09/01/2021   00:04:44   (  69.37, 174.40) 09/01/2021   00:05:53  (  69.39, 175.83)   55.98                69
 09/03/2021   14:42:08   (  70.05, -44.06) 09/03/2021   14:41:32  (  70.05, -44.01)    2.08                36
 09/03/2021   15:31:38   ( -69.95, 123.43) 09/03/2021   15:32:14  ( -69.95, 123.46)    1.09                36
 09/06/2021   06:09:03   ( -70.57, -95.07) 09/06/2021   06:07:53  ( -70.61, -96.42)   50.13                70
 09/06/2021   06:58:38   (  70.02,  71.77) 09/06/2021   06:58:28  (  70.03,  71.79)    1.83                10
 09/06/2021   07:48:08   ( -69.92,-120.74) 09/06/2021   07:49:10  ( -69.93,-120.74)    1.12                62