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: 8/20/2021
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 08/21/2021 06:08:57 -70.73, -94.84 121.36 08/21/2021 06:07:48 -70.78, -96.68 121.25 67.73 69
2 08/21/2021 06:58:35 70.02, 71.77 57.97 08/21/2021 06:58:20 70.02, 71.82 57.97 1.91 15
3 08/21/2021 07:48:05 -69.92,-120.75 122.12 08/21/2021 07:49:02 -69.94,-120.74 122.10 2.93 57
4 08/23/2021 22:25:38 -70.12, 20.14 121.05 08/23/2021 22:24:32 -70.11, 20.14 121.05 0.45 66
5 08/23/2021 23:15:05 70.01,-172.37 58.86 08/23/2021 23:15:16 69.99,-172.36 58.84 1.91 11
6 08/24/2021 00:04:41 -69.57, -5.34 121.55 08/24/2021 00:05:52 -69.59, -4.45 121.57 34.71 71
7 08/26/2021 14:42:08 -70.10, 135.99 120.15 08/26/2021 14:41:28 -70.08, 135.96 120.16 2.59 40
8 08/26/2021 15:31:35 69.99, -56.52 59.76 08/26/2021 15:32:12 69.96, -56.55 59.73 3.22 37
9 08/29/2021 06:09:00 70.56, 84.92 61.23 08/29/2021 06:07:50 70.62, 83.57 61.33 50.40 70
10 08/29/2021 06:58:38 -70.03,-108.23 119.28 08/29/2021 06:58:23 -70.05,-108.22 119.26 2.64 15
11 08/29/2021 07:48:05 69.91, 59.25 60.62 08/29/2021 07:49:07 69.94, 59.26 60.64 2.75 62
12 08/31/2021 22:25:38 70.10,-159.88 61.74 08/31/2021 22:24:37 70.12,-159.88 61.76 2.16 61
13 08/31/2021 23:15:08 -70.00, 7.62 118.35 08/31/2021 23:15:19 -70.02, 7.59 118.33 2.35 11
14 09/01/2021 00:04:44 69.39, 174.42 61.07 09/01/2021 00:05:53 69.38, 175.84 61.03 55.70 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/20/2021
SNOs_Map_LANDSAT-8_NPP_20210820.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/20/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP