Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2021 11 10.  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)
 11/11/2021   21:36:09   (  70.79,-146.54) 11/11/2021   21:35:01  (  70.83,-148.46)   70.31                68
 11/11/2021   22:25:50   ( -70.07,  20.04) 11/11/2021   22:25:30  ( -70.06,  20.08)    2.13                20
 11/11/2021   23:15:17   (  69.97,-172.47) 11/11/2021   23:16:15  (  69.99,-172.50)    2.81                58
 11/14/2021   13:52:48   (  70.18, -31.56) 11/14/2021   13:51:47  (  70.16, -31.63)    3.28                61
 11/14/2021   14:42:19   ( -70.01, 135.84) 11/14/2021   14:42:28  ( -70.02, 135.91)    2.49                 9
 11/14/2021   15:31:54   (  69.46, -57.27) 11/14/2021   15:33:03  (  69.42, -55.90)   53.70                69
 11/17/2021   06:09:17   (  70.11,  84.23) 11/17/2021   06:08:45  (  70.13,  84.19)    2.53                32
 11/17/2021   06:58:47   ( -70.01,-108.28) 11/17/2021   06:59:26  ( -69.99,-108.28)    2.38                39
 11/19/2021   21:36:14   ( -70.37,  32.85) 11/19/2021   21:35:02  ( -70.43,  32.17)   25.91                72
 11/19/2021   22:25:45   (  70.04,-159.98) 11/19/2021   22:25:41  (  70.05,-159.92)    2.38                 4
 11/19/2021   23:15:15   ( -69.94,   7.51) 11/19/2021   23:16:23  ( -69.95,   7.53)    2.06                68
 11/22/2021   13:52:46   ( -70.13, 148.39) 11/22/2021   13:51:55  ( -70.14, 148.39)    0.27                51
 11/22/2021   14:42:13   (  70.01, -44.13) 11/22/2021   14:42:39  (  70.02, -44.12)    0.66                26