Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 3 28.  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)
 03/28/2023   05:19:17   ( -70.33, -83.19) 03/28/2023   05:18:34  ( -70.33, -83.19)    0.08                43
 03/28/2023   06:08:44   (  70.23,  84.31) 03/28/2023   06:09:18  (  70.20,  84.32)    3.22                34
 03/30/2023   20:46:07   (  70.81,-134.23) 03/30/2023   20:44:57  (  70.84,-135.56)   48.43                70
 03/30/2023   21:35:44   ( -70.31,  32.66) 03/30/2023   21:35:30  ( -70.28,  32.66)    3.12                14
 03/30/2023   22:25:11   (  70.21,-159.85) 03/30/2023   22:26:15  (  70.21,-159.92)    2.79                64
 04/02/2023   13:02:42   (  70.36, -19.03) 04/02/2023   13:01:46  (  70.38, -19.05)    3.07                56
 04/02/2023   13:52:12   ( -70.24, 148.45) 04/02/2023   13:52:27  ( -70.24, 148.49)    1.63                15
 04/02/2023   14:41:51   (  69.47, -44.98) 04/02/2023   14:42:58  (  69.43, -42.99)   77.84                67
 04/05/2023   05:19:09   (  70.30,  96.78) 04/05/2023   05:18:42  (  70.31,  96.84)    2.59                27
 04/05/2023   06:08:38   ( -70.25, -95.67) 04/05/2023   06:09:24  ( -70.22, -95.70)    3.39                46
 04/07/2023   20:46:07   ( -70.43,  45.20) 04/07/2023   20:44:55  ( -70.41,  45.14)    2.72                72
 04/07/2023   21:35:34   (  70.31,-147.32) 04/07/2023   21:35:39  (  70.30,-147.37)    2.47                 5
 04/07/2023   22:25:06   ( -70.10,  20.01) 04/07/2023   22:26:19  ( -70.10,  20.26)    9.51                73
 04/10/2023   13:02:32   ( -70.34, 160.97) 04/10/2023   13:01:50  ( -70.36, 161.00)    2.01                42
 04/10/2023   13:51:59   (  70.22, -31.55) 04/10/2023   13:52:34  (  70.25, -31.51)    2.72                35