Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/11/2021
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 08/13/2021 06:08:54 70.71, 85.15 56.08 08/13/2021 06:07:45 70.75, 83.36 56.19 65.64 69
2 08/13/2021 06:58:34 -70.06,-108.18 124.54 08/13/2021 06:58:15 -70.04,-108.19 124.56 1.99 19
3 08/13/2021 07:48:02 69.90, 59.23 55.32 08/13/2021 07:48:59 69.91, 59.31 55.33 3.46 57
4 08/15/2021 22:25:34 70.11,-159.87 56.32 08/15/2021 22:24:29 70.14,-159.89 56.36 3.42 65
5 08/15/2021 23:15:04 -70.00, 7.61 123.77 08/15/2021 23:15:10 -70.00, 7.64 123.77 1.02 6
6 08/16/2021 00:04:37 69.56, 174.65 55.82 08/16/2021 00:05:48 69.56, 175.60 55.78 37.06 71
7 08/18/2021 14:42:04 70.10, -44.00 57.17 08/18/2021 14:41:25 70.10, -44.06 57.18 2.28 39
8 08/18/2021 15:31:35 -69.94, 123.41 122.98 08/18/2021 15:32:06 -69.96, 123.47 122.96 2.91 31
9 08/21/2021 06:08:57 -70.74, -94.81 121.35 08/21/2021 06:07:48 -70.75, -96.65 121.27 67.17 69
10 08/21/2021 06:58:35 70.03, 71.78 57.98 08/21/2021 06:58:20 70.01, 71.84 57.96 2.99 15
11 08/21/2021 07:48:05 -69.93,-120.73 122.11 08/21/2021 07:49:02 -69.92,-120.70 122.13 1.58 57
12 08/23/2021 22:25:38 -70.13, 20.16 121.04 08/23/2021 22:24:33 -70.14, 20.10 121.02 2.57 65
13 08/23/2021 23:15:05 70.01,-172.37 58.86 08/23/2021 23:15:17 70.03,-172.42 58.88 3.04 12
14 08/24/2021 00:04:41 -69.59, -5.32 121.54 08/24/2021 00:05:52 -69.56, -4.41 121.60 35.39 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/11/2021
SNOs_Map_LANDSAT-8_NPP_20210811.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/11/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP