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: 12/20/2020
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 12/21/2020 15:31:43 -70.07, 123.55 86.58 12/21/2020 15:31:07 -70.07, 123.52 86.57 1.10 36
2 12/21/2020 16:21:10 69.97, -68.96 93.33 12/21/2020 16:21:51 69.95, -68.99 93.31 2.52 41
3 12/24/2020 06:58:37 70.38, 72.23 93.70 12/24/2020 06:57:25 70.43, 71.41 93.78 31.18 72
4 12/24/2020 07:48:11 -70.05,-120.61 86.63 12/24/2020 07:48:01 -70.02,-120.64 86.65 3.06 10
5 12/24/2020 08:37:39 69.88, 46.81 93.22 12/24/2020 08:38:45 69.91, 46.84 93.23 2.77 66
6 12/26/2020 23:15:11 70.07,-172.33 93.31 12/26/2020 23:14:14 70.07,-172.27 93.33 2.48 57
7 12/27/2020 00:04:41 -69.96, -4.85 86.79 12/27/2020 00:04:56 -69.98, -4.81 86.78 2.39 15
8 12/27/2020 00:54:20 69.19, 161.75 92.46 12/27/2020 00:55:27 69.18, 163.67 92.40 75.82 67
9 12/29/2020 15:31:40 70.03, -56.51 93.14 12/29/2020 15:31:09 70.04, -56.45 93.15 2.42 31
10 12/29/2020 16:21:10 -69.93, 110.98 86.97 12/29/2020 16:21:51 -69.94, 111.01 86.95 1.95 41
11 01/01/2021 06:58:38 -70.32,-107.85 86.77 01/01/2021 06:57:25 -70.37,-108.51 86.69 25.36 73
12 01/01/2021 07:48:09 69.98, 59.31 92.90 01/01/2021 07:48:04 70.01, 59.37 92.93 3.11 5
13 01/01/2021 08:37:39 -69.89,-133.19 87.20 01/01/2021 08:38:46 -69.90,-133.16 87.19 2.38 67

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/20/2020
SNOs_Map_LANDSAT-8_NPP_20201220.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/20/2020 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP