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: 12/30/2020
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 01/01/2021 06:58:38 -70.31,-107.87 86.78 01/01/2021 06:57:25 -70.37,-108.51 86.70 24.81 73
2 01/01/2021 07:48:09 69.99, 59.31 92.91 01/01/2021 07:48:04 69.99, 59.38 92.91 2.93 5
3 01/01/2021 08:37:38 -69.93,-133.14 87.16 01/01/2021 08:38:46 -69.90,-133.16 87.19 3.24 68
4 01/03/2021 23:15:09 -70.10, 7.70 87.24 01/03/2021 23:14:14 -70.07, 7.72 87.25 2.91 55
5 01/04/2021 00:04:36 69.99, 175.19 92.66 01/04/2021 00:04:58 69.96, 175.20 92.63 3.11 22
6 01/04/2021 00:54:19 -69.16, -18.29 88.14 01/04/2021 00:55:26 -69.12, -16.27 88.24 79.93 67
7 01/06/2021 15:31:38 -70.04, 123.51 87.59 01/06/2021 15:31:09 -70.04, 123.54 87.59 1.52 29
8 01/06/2021 16:21:05 69.93, -69.01 92.30 01/06/2021 16:21:53 69.93, -68.98 92.30 0.84 48
9 01/09/2021 06:58:36 70.13, 71.89 92.16 01/09/2021 06:57:23 70.16, 71.81 92.20 4.25 73
10 01/09/2021 07:48:06 -70.03,-120.62 87.95 01/09/2021 07:48:04 -70.00,-120.64 87.98 3.14 2
11 01/09/2021 08:37:34 69.86, 46.78 91.89 01/09/2021 08:38:47 69.85, 46.90 91.86 4.89 73
12 01/11/2021 23:15:05 70.06,-172.33 91.69 01/11/2021 23:14:17 70.08,-172.31 91.71 2.24 48
13 01/12/2021 00:04:35 -69.96, -4.84 88.42 01/12/2021 00:04:59 -69.97, -4.83 88.41 1.45 24

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/30/2020
SNOs_Map_LANDSAT-8_NPP_20201230.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/30/2020 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP