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: 3/30/2023
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 03/30/2023 20:46:08 70.78,-134.27 66.81 03/30/2023 20:44:58 70.86,-135.59 66.93 48.89 70
2 03/30/2023 21:35:45 -70.28, 32.62 113.70 03/30/2023 21:35:31 -70.30, 32.62 113.67 2.43 14
3 03/30/2023 22:25:12 70.18,-159.88 66.20 03/30/2023 22:26:15 70.18,-159.87 66.19 0.72 63
4 04/02/2023 13:02:42 70.38, -18.99 65.37 04/02/2023 13:01:46 70.35, -19.00 65.36 2.80 56
5 04/02/2023 13:52:12 -70.26, 148.47 114.75 04/02/2023 13:52:28 -70.27, 148.45 114.75 1.03 16
6 04/02/2023 14:41:52 69.44, -45.02 64.45 04/02/2023 14:42:59 69.45, -43.02 64.40 78.20 67
7 04/05/2023 05:19:08 70.31, 96.79 64.28 04/05/2023 05:18:42 70.33, 96.80 64.31 2.67 26
8 04/05/2023 06:08:38 -70.20, -95.73 115.84 04/05/2023 06:09:23 -70.19, -95.66 115.85 2.80 45
9 04/07/2023 20:46:06 -70.42, 45.19 116.62 04/07/2023 20:44:54 -70.39, 45.17 116.64 2.89 72
10 04/07/2023 21:35:33 70.30,-147.32 63.26 04/07/2023 21:35:38 70.27,-147.33 63.23 3.37 5
11 04/07/2023 22:25:05 -70.09, 20.00 116.97 04/07/2023 22:26:18 -70.08, 20.29 116.99 11.06 73
12 04/10/2023 13:02:31 -70.37, 161.02 117.67 04/10/2023 13:01:50 -70.34, 161.02 117.69 2.93 41
13 04/10/2023 13:51:58 70.25, -31.50 62.21 04/10/2023 13:52:34 70.23, -31.49 62.18 2.78 36

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/30/2023
SNOs_Map_LANDSAT-8_NPP_20230330.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/30/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP