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: 7/13/2021
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 07/14/2021 22:25:20 70.10,-159.86 48.56 07/14/2021 22:24:08 70.10,-159.79 48.57 2.91 72
2 07/14/2021 23:14:49 -70.04, 7.69 131.50 07/14/2021 23:14:50 -70.02, 7.66 131.52 2.99 1
3 07/15/2021 00:04:19 69.78, 174.96 48.26 07/15/2021 00:05:31 69.73, 175.39 48.19 17.38 72
4 07/17/2021 14:41:49 70.10, -43.98 49.00 07/17/2021 14:41:05 70.10, -44.01 49.01 1.37 44
5 07/17/2021 15:31:19 -69.99, 123.50 131.10 07/17/2021 15:31:47 -70.01, 123.44 131.08 3.00 28
6 07/20/2021 06:08:39 -70.86, -94.61 129.80 07/20/2021 06:07:31 -70.89, -96.83 129.67 80.82 68
7 07/20/2021 06:58:19 70.04, 71.82 49.43 07/20/2021 06:58:01 70.04, 71.84 49.44 0.66 18
8 07/20/2021 07:47:49 -69.94,-120.69 130.66 07/20/2021 07:48:43 -69.95,-120.71 130.65 1.69 54
9 07/22/2021 22:25:21 -70.09, 20.13 130.00 07/22/2021 22:24:12 -70.11, 20.20 129.98 2.75 69
10 07/22/2021 23:14:48 69.98,-172.38 49.90 07/22/2021 23:14:56 69.99,-172.32 49.91 2.71 8
11 07/23/2021 00:04:22 -69.66, -5.19 130.40 07/23/2021 00:05:33 -69.63, -4.47 130.46 28.19 71
12 07/25/2021 14:41:50 -70.09, 136.01 129.44 07/25/2021 14:41:09 -70.11, 135.96 129.41 2.96 41
13 07/25/2021 15:31:17 69.97, -56.51 50.46 07/25/2021 15:31:53 69.99, -56.56 50.48 3.22 36

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/13/2021
SNOs_Map_LANDSAT-8_NPP_20210713.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/13/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP