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: 5/4/2021
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 05/06/2021 14:41:24 -70.17, 135.97 126.62 05/06/2021 14:40:10 -70.17, 136.05 126.62 2.87 74
2 05/06/2021 15:30:50 70.07, -56.53 53.27 05/06/2021 15:30:53 70.05, -56.46 53.26 3.10 3
3 05/06/2021 16:20:21 -69.90, 110.87 126.91 05/06/2021 16:21:34 -69.91, 111.07 126.91 7.92 73
4 05/09/2021 06:57:51 -70.13,-108.21 127.39 05/09/2021 06:57:06 -70.15,-108.15 127.37 3.26 45
5 05/09/2021 07:47:18 70.02, 59.28 52.49 05/09/2021 07:47:50 70.03, 59.34 52.51 2.67 32
6 05/11/2021 22:24:40 70.68,-159.16 52.46 05/11/2021 22:23:30 70.69,-160.57 52.52 51.82 70
7 05/11/2021 23:14:18 -70.13, 7.67 128.08 05/11/2021 23:14:03 -70.12, 7.65 128.09 1.21 15
8 05/12/2021 00:03:45 70.02, 175.16 51.80 05/12/2021 00:04:47 70.01, 175.13 51.79 1.34 62
9 05/14/2021 14:41:16 70.18, -44.01 51.32 05/14/2021 14:40:18 70.20, -44.03 51.35 2.85 58
10 05/14/2021 15:30:46 -70.07, 123.47 128.79 05/14/2021 15:31:00 -70.10, 123.45 128.77 3.04 14
11 05/14/2021 16:20:24 69.35, -69.87 50.50 05/14/2021 16:21:32 69.36, -68.14 50.47 67.67 68
12 05/17/2021 06:57:44 70.11, 71.78 50.64 05/17/2021 06:57:14 70.14, 71.84 50.67 3.39 30
13 05/17/2021 07:47:13 -70.01,-120.73 129.47 05/17/2021 07:47:55 -70.03,-120.68 129.46 2.77 42

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/4/2021
SNOs_Map_LANDSAT-8_NPP_20210504.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/04/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP