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: 12/12/2021
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 12/13/2021 22:25:47 -70.15, 20.14 86.75 12/13/2021 22:25:13 -70.15, 20.11 86.74 0.96 34
2 12/13/2021 23:15:14 70.04,-172.37 93.16 12/13/2021 23:15:57 70.03,-172.39 93.14 1.85 43
3 12/16/2021 13:52:41 70.51, -31.08 93.75 12/16/2021 13:51:30 70.60, -32.12 93.86 39.51 71
4 12/16/2021 14:42:17 -70.08, 135.91 86.68 12/16/2021 14:42:04 -70.09, 135.98 86.66 3.30 13
5 12/16/2021 15:31:44 69.97, -56.59 93.22 12/16/2021 15:32:48 69.97, -56.52 93.22 2.73 64
6 12/19/2021 06:09:16 70.16, 84.28 93.49 12/19/2021 06:08:14 70.17, 84.32 93.51 2.39 62
7 12/19/2021 06:58:45 -70.11,-108.16 86.57 12/19/2021 06:58:56 -70.09,-108.23 86.58 3.39 11
8 12/19/2021 07:48:22 69.45, 58.57 92.79 12/19/2021 07:49:30 69.44, 60.04 92.76 57.28 68
9 12/21/2021 22:25:44 70.13,-159.88 93.48 12/21/2021 22:25:04 70.12,-159.82 93.48 2.59 40
10 12/21/2021 23:15:14 -70.03, 7.61 86.62 12/21/2021 23:15:46 -70.04, 7.63 86.61 1.43 32
11 12/24/2021 13:52:34 -70.86, 149.44 85.83 12/24/2021 13:51:25 -70.92, 147.39 85.73 75.20 69
12 12/24/2021 14:42:13 70.10, -44.05 93.42 12/24/2021 14:41:56 70.13, -44.04 93.46 3.41 17
13 12/24/2021 15:31:43 -69.99, 123.44 86.68 12/24/2021 15:32:37 -69.98, 123.49 86.70 2.43 54

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/12/2021
SNOs_Map_LANDSAT-8_NPP_20211212.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/12/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP