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: 8/30/2021
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 08/31/2021 22:25:38 70.14,-159.83 61.78 08/31/2021 22:24:37 70.13,-159.89 61.77 2.85 61
2 08/31/2021 23:15:09 -69.98, 7.57 118.37 08/31/2021 23:15:18 -69.99, 7.64 118.36 2.89 9
3 09/01/2021 00:04:44 69.43, 174.47 61.11 09/01/2021 00:05:53 69.39, 175.83 61.03 53.55 69
4 09/03/2021 14:42:09 70.08, -44.04 62.69 09/03/2021 14:41:32 70.05, -44.01 62.67 2.86 37
5 09/03/2021 15:31:39 -69.97, 123.44 117.41 09/03/2021 15:32:14 -69.96, 123.45 117.42 0.86 35
6 09/06/2021 06:09:04 -70.61, -95.03 115.82 09/06/2021 06:07:54 -70.67, -96.52 115.72 55.57 70
7 09/06/2021 06:58:39 70.06, 71.82 63.66 09/06/2021 06:58:28 70.04, 71.79 63.64 2.95 11
8 09/06/2021 07:48:09 -69.96,-120.70 116.43 09/06/2021 07:49:10 -69.94,-120.75 116.45 2.74 61
9 09/08/2021 22:25:42 -70.15, 20.18 115.27 09/08/2021 22:24:40 -70.13, 20.10 115.28 3.70 62
10 09/08/2021 23:15:10 69.98,-172.41 64.58 09/08/2021 23:15:23 69.97,-172.34 64.57 3.07 13
11 09/09/2021 00:04:48 -69.44, -5.52 115.93 09/09/2021 00:05:57 -69.45, -4.25 115.96 49.48 69
12 09/11/2021 14:42:12 -70.07, 135.95 114.34 09/11/2021 14:41:34 -70.06, 135.98 114.34 1.43 38
13 09/11/2021 15:31:39 69.95, -56.57 65.57 09/11/2021 15:32:18 69.96, -56.56 65.57 0.81 39

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/30/2021
SNOs_Map_LANDSAT-8_NPP_20210830.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/30/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP