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: 10/15/2021
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 10/16/2021 06:09:17 70.41, 84.65 79.29 10/16/2021 06:08:06 70.46, 83.80 79.34 32.29 71
2 10/16/2021 06:58:51 -70.07,-108.21 101.05 10/16/2021 06:58:42 -70.05,-108.24 101.07 2.98 9
3 10/16/2021 07:48:19 69.92, 59.22 78.82 10/16/2021 07:49:26 69.93, 59.24 78.83 1.66 67
4 10/18/2021 22:25:51 70.10,-159.92 79.95 10/18/2021 22:24:58 70.13,-159.92 79.98 3.00 53
5 10/18/2021 23:15:21 -69.99, 7.55 100.16 10/18/2021 23:15:39 -69.98, 7.63 100.17 3.16 18
6 10/19/2021 00:05:02 69.11, 174.02 78.98 10/19/2021 00:06:08 69.07, 176.25 78.95 89.00 66
7 10/21/2021 14:42:21 70.06, -44.10 80.87 10/21/2021 14:41:56 70.06, -44.06 80.87 1.28 25
8 10/21/2021 15:31:51 -69.95, 123.38 99.24 10/21/2021 15:32:38 -69.96, 123.41 99.22 1.46 47
9 10/24/2021 06:09:23 -70.18, -95.69 98.09 10/24/2021 06:08:11 -70.16, -95.76 98.11 3.31 72
10 10/24/2021 06:58:51 70.02, 71.72 81.76 10/24/2021 06:58:54 70.00, 71.80 81.75 3.49 3
11 10/24/2021 07:48:22 -69.85,-120.87 98.39 10/24/2021 07:49:35 -69.84,-120.65 98.40 8.65 73
12 10/26/2021 22:25:54 -70.07, 20.04 97.28 10/26/2021 22:25:09 -70.09, 20.10 97.26 3.20 45
13 10/26/2021 23:15:21 69.96,-172.47 82.63 10/26/2021 23:15:53 69.99,-172.43 82.66 3.30 32

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/15/2021
SNOs_Map_LANDSAT-8_NPP_20211015.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/15/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP