Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2025 4 15.  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)
 04/15/2025   13:51:58   (  70.26, -31.52) 04/15/2025   13:51:02  (  70.23, -31.50)    3.00                56
 04/15/2025   14:41:28   ( -70.14, 135.94) 04/15/2025   14:41:44  ( -70.16, 135.93)    2.37                16
 04/15/2025   15:31:08   (  69.32, -57.54) 04/15/2025   15:32:15  (  69.33, -55.53)   78.67                67
 04/18/2025   06:08:26   (  70.18,  84.25) 04/18/2025   06:08:01  (  70.19,  84.33)    3.03                25
 04/18/2025   06:57:55   ( -70.12,-108.20) 04/18/2025   06:58:43  ( -70.11,-108.24)    1.62                48
 04/20/2025   21:35:24   ( -70.28,  32.63) 04/20/2025   21:34:15  ( -70.29,  32.63)    0.82                69
 04/20/2025   22:24:51   (  70.17,-159.88) 04/20/2025   22:24:59  (  70.16,-159.87)    1.60                 8
 04/20/2025   23:14:25   ( -69.84,   7.28) 04/20/2025   23:15:36  ( -69.81,   7.98)   26.90                71
 04/23/2025   13:51:50   ( -70.23, 148.44) 04/23/2025   13:51:13  ( -70.21, 148.51)    3.39                37
 04/23/2025   14:41:17   (  70.11, -44.07) 04/23/2025   14:41:58  (  70.14, -44.07)    2.64                41
 04/26/2025   05:18:44   (  70.35,  96.88) 04/26/2025   05:17:31  (  70.34,  96.74)    5.05                73
 04/26/2025   06:08:15   ( -70.18, -95.73) 04/26/2025   06:08:12  ( -70.19, -95.71)    1.38                 3
 04/26/2025   06:57:43   (  70.01,  71.68) 04/26/2025   06:58:55  (  70.03,  71.86)    6.96                72
 04/28/2025   21:35:09   (  70.26,-147.35) 04/28/2025   21:34:28  (  70.24,-147.34)    1.85                41
 04/28/2025   22:24:39   ( -70.15,  20.12) 04/28/2025   22:25:10  ( -70.14,  20.14)    1.37                31