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: 10/16/2021
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 10/18/2021 22:25:52 70.09,-159.94 79.94 10/18/2021 22:24:58 70.09,-159.86 79.94 2.89 54
2 10/18/2021 23:15:22 -69.97, 7.53 100.17 10/18/2021 23:15:40 -69.99, 7.61 100.15 3.48 18
3 10/19/2021 00:05:03 69.10, 174.00 78.97 10/19/2021 00:06:09 69.08, 176.24 78.96 88.88 66
4 10/21/2021 14:42:21 70.05, -44.11 80.86 10/21/2021 14:41:56 70.07, -44.08 80.88 3.09 25
5 10/21/2021 15:31:50 -69.99, 123.44 99.19 10/21/2021 15:32:38 -69.97, 123.39 99.21 2.68 48
6 10/24/2021 06:09:23 -70.16, -95.71 98.11 10/24/2021 06:08:11 -70.17, -95.78 98.10 2.65 72
7 10/24/2021 06:58:51 70.00, 71.70 81.75 10/24/2021 06:58:54 70.01, 71.77 81.76 2.89 3
8 10/24/2021 07:48:22 -69.84,-120.89 98.41 10/24/2021 07:49:35 -69.86,-120.67 98.39 8.62 73
9 10/26/2021 22:25:53 -70.12, 20.10 97.24 10/26/2021 22:25:09 -70.11, 20.07 97.24 1.11 44
10 10/26/2021 23:15:20 70.01,-172.41 82.67 10/26/2021 23:15:53 70.00,-172.46 82.67 1.69 33
11 10/29/2021 13:52:45 70.60, -30.94 84.15 10/29/2021 13:51:35 70.69, -32.40 84.23 54.42 70
12 10/29/2021 14:42:23 -70.06, 135.90 96.40 10/29/2021 14:42:07 -70.05, 135.92 96.40 1.18 16
13 10/29/2021 15:31:50 69.95, -56.61 83.51 10/29/2021 15:32:51 69.95, -56.61 83.51 0.15 61

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/16/2021
SNOs_Map_LANDSAT-8_NPP_20211017.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/16/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP