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: 3/4/2021
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 03/06/2021 06:58:21 -70.12,-108.16 104.32 03/06/2021 06:57:19 -70.12,-108.17 104.30 0.20 62
2 03/06/2021 07:47:48 70.02, 59.34 75.58 03/06/2021 07:48:03 70.00, 59.32 75.56 2.28 15
3 03/06/2021 08:37:26 -69.47,-133.79 104.96 03/06/2021 08:38:36 -69.44,-132.53 105.05 49.18 70
4 03/08/2021 23:14:49 -70.10, 7.69 105.39 03/08/2021 23:14:13 -70.09, 7.66 105.39 1.79 36
5 03/09/2021 00:04:16 70.00, 175.18 74.51 03/09/2021 00:04:57 69.97, 175.15 74.48 3.27 41
6 03/11/2021 14:41:42 70.40, -43.63 73.86 03/11/2021 14:40:30 70.46, -44.47 73.97 32.06 72
7 03/11/2021 15:31:16 -70.08, 123.53 106.47 03/11/2021 15:31:06 -70.06, 123.48 106.48 2.73 10
8 03/11/2021 16:20:44 69.91, -69.05 73.37 03/11/2021 16:21:50 69.94, -69.04 73.39 3.46 66
9 03/14/2021 06:58:15 70.09, 71.81 72.51 03/14/2021 06:57:18 70.12, 71.84 72.55 3.28 57
10 03/14/2021 07:47:44 -70.04,-120.63 107.56 03/14/2021 07:48:00 -70.03,-120.71 107.57 3.15 16
11 03/14/2021 08:37:24 69.21, 45.89 71.65 03/14/2021 08:38:31 69.23, 47.78 71.58 74.76 67
12 03/16/2021 23:14:42 70.11,-172.29 71.46 03/16/2021 23:14:12 70.10,-172.35 71.46 2.64 30
13 03/17/2021 00:04:13 -69.95, -4.88 108.71 03/17/2021 00:04:53 -69.96, -4.82 108.71 2.38 40

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/4/2021
SNOs_Map_LANDSAT-8_NPP_20210304.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/04/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP