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: 9/8/2021
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 09/08/2021 22:25:43 -70.10, 20.11 115.32 09/08/2021 22:24:39 -70.09, 20.17 115.33 3.10 64
2 09/08/2021 23:15:10 70.00,-172.39 64.60 09/08/2021 23:15:24 70.02,-172.42 64.62 2.29 14
3 09/09/2021 00:04:47 -69.50, -5.44 115.87 09/09/2021 00:05:57 -69.46, -4.27 115.95 46.14 70
4 09/11/2021 14:42:13 -70.09, 135.97 114.32 09/11/2021 14:41:35 -70.07, 135.97 114.34 2.35 38
5 09/11/2021 15:31:39 69.98, -56.54 65.59 09/11/2021 15:32:18 69.95, -56.55 65.56 3.47 39
6 09/14/2021 06:09:06 70.50, 84.82 67.10 09/14/2021 06:07:56 70.57, 83.64 67.19 44.19 70
7 09/14/2021 06:58:42 -70.06,-108.19 113.32 09/14/2021 06:58:30 -70.05,-108.23 113.34 2.51 12
8 09/14/2021 07:48:09 69.96, 59.31 66.59 09/14/2021 07:49:14 69.94, 59.25 66.57 3.23 65
9 09/16/2021 22:25:43 70.09,-159.91 67.72 09/16/2021 22:24:43 70.08,-159.83 67.72 3.12 60
10 09/16/2021 23:15:13 -69.98, 7.58 112.38 09/16/2021 23:15:25 -69.98, 7.64 112.38 2.55 12
11 09/17/2021 00:04:50 69.32, 174.32 66.99 09/17/2021 00:05:58 69.29, 175.96 66.93 64.80 68
12 09/19/2021 14:42:13 70.05, -44.08 68.72 09/19/2021 14:41:39 70.07, -44.04 68.74 2.50 34
13 09/19/2021 15:31:43 -69.95, 123.41 111.38 09/19/2021 15:32:21 -69.96, 123.43 111.36 2.05 38

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/8/2021
SNOs_Map_LANDSAT-8_NPP_20210908.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/08/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP