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: 2/13/2021
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 02/15/2021 14:41:48 -70.77, 136.92 96.77 02/15/2021 14:40:40 -70.83, 134.94 96.62 72.72 68
2 02/15/2021 15:31:27 70.01, -56.55 82.51 02/15/2021 15:31:11 70.04, -56.50 82.53 2.95 16
3 02/15/2021 16:20:56 -69.95, 111.00 97.57 02/15/2021 16:21:53 -69.94, 110.96 97.59 2.05 57
4 02/18/2021 06:58:28 -70.13,-108.15 98.32 02/18/2021 06:57:22 -70.15,-108.21 98.28 2.93 66
5 02/18/2021 07:47:56 69.97, 59.27 81.53 02/18/2021 07:48:05 69.98, 59.35 81.54 3.32 9
6 02/18/2021 08:37:31 -69.58,-133.63 98.85 02/18/2021 08:38:42 -69.62,-132.80 98.86 32.48 71
7 02/20/2021 23:14:57 -70.08, 7.67 99.32 02/20/2021 23:14:16 -70.10, 7.64 99.30 1.69 41
8 02/21/2021 00:04:24 69.98, 175.16 80.57 02/21/2021 00:05:00 69.99, 175.11 80.58 2.24 36
9 02/23/2021 14:41:47 70.58, -43.36 80.19 02/23/2021 14:40:37 70.67, -44.82 80.36 54.68 70
10 02/23/2021 15:31:25 -70.03, 123.48 100.35 02/23/2021 15:31:09 -70.05, 123.49 100.33 1.60 16
11 02/23/2021 16:20:52 69.92, -69.03 79.54 02/23/2021 16:21:53 69.94, -69.04 79.55 2.08 61
12 02/26/2021 06:58:24 70.08, 71.80 78.72 02/26/2021 06:57:21 70.10, 71.86 78.75 3.15 63
13 02/26/2021 07:47:54 -69.98,-120.72 101.40 02/26/2021 07:48:03 -70.00,-120.67 101.37 3.08 9
14 02/26/2021 08:37:29 69.43, 46.17 78.08 02/26/2021 08:38:38 69.42, 47.49 78.00 51.85 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 2/13/2021
SNOs_Map_LANDSAT-8_NPP_20210213.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 02/13/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP