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: 3/23/2021
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 03/24/2021 23:14:42 -70.09, 7.66 111.74 03/24/2021 23:14:08 -70.09, 7.67 111.73 0.39 34
2 03/25/2021 00:04:09 69.99, 175.16 68.16 03/25/2021 00:04:52 69.96, 175.17 68.12 2.97 43
3 03/27/2021 14:41:37 70.40, -43.65 67.52 03/27/2021 14:40:25 70.42, -44.38 67.57 27.30 72
4 03/27/2021 15:31:11 -70.07, 123.51 112.81 03/27/2021 15:31:02 -70.07, 123.47 112.81 1.46 9
5 03/27/2021 16:20:38 69.96, -69.00 67.07 03/27/2021 16:21:46 69.95, -69.03 67.05 2.05 68
6 03/30/2021 06:58:10 70.15, 71.86 66.23 03/30/2021 06:57:14 70.14, 71.82 66.23 1.66 56
7 03/30/2021 07:47:40 -70.05,-120.65 113.89 03/30/2021 07:47:56 -70.06,-120.73 113.87 3.47 16
8 03/30/2021 08:37:20 69.21, 45.86 65.31 03/30/2021 08:38:27 69.25, 47.76 65.27 75.10 67
9 04/01/2021 23:14:38 70.11,-172.31 65.16 04/01/2021 23:14:06 70.08,-172.31 65.13 3.51 32
10 04/02/2021 00:04:08 -70.01, -4.82 114.96 04/02/2021 00:04:48 -70.00, -4.86 114.98 2.31 40
11 04/04/2021 14:41:34 -70.52, 136.51 115.47 04/04/2021 14:40:23 -70.56, 135.41 115.39 41.00 71
12 04/04/2021 15:31:07 70.07, -56.49 64.09 04/04/2021 15:31:00 70.08, -56.53 64.10 1.39 7
13 04/04/2021 16:20:37 -69.98, 111.00 116.02 04/04/2021 16:21:42 -69.99, 110.92 116.01 3.28 65

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/23/2021
SNOs_Map_LANDSAT-8_NPP_20210323.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/23/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP