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: 7/25/2023
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 07/26/2023 05:19:08 70.60, 97.34 51.08 07/26/2023 05:17:57 70.68, 96.38 51.21 36.38 71
2 07/26/2023 06:08:43 -70.22, -95.60 129.28 07/26/2023 06:08:32 -70.24, -95.59 129.26 2.44 11
3 07/26/2023 06:58:10 70.12, 71.90 50.64 07/26/2023 06:59:16 70.11, 71.91 50.62 0.78 66
4 07/28/2023 21:35:44 70.33,-147.19 51.43 07/28/2023 21:34:45 70.31,-147.26 51.42 3.29 59
5 07/28/2023 22:25:15 -70.17, 20.20 128.72 07/28/2023 22:25:26 -70.18, 20.27 128.72 2.64 11
6 07/28/2023 23:14:52 69.51,-173.06 50.67 07/28/2023 23:16:00 69.52,-171.45 50.61 62.90 68
7 07/31/2023 13:52:15 70.25, -31.43 52.00 07/31/2023 13:51:38 70.26, -31.41 52.01 0.97 37
8 07/31/2023 14:41:45 -70.15, 136.05 128.10 07/31/2023 14:42:20 -70.17, 136.04 128.08 2.94 35
9 08/03/2023 05:19:09 -70.86, -82.29 126.76 08/03/2023 05:17:59 -70.90, -83.99 126.64 62.36 70
10 08/03/2023 06:08:46 70.20, 84.38 52.63 08/03/2023 06:08:32 70.21, 84.42 52.64 1.93 14
11 08/03/2023 06:58:16 -70.10,-108.13 127.46 08/03/2023 06:59:14 -70.12,-108.12 127.45 2.47 58
12 08/05/2023 21:35:49 -70.30, 32.76 126.58 08/05/2023 21:34:42 -70.29, 32.77 126.59 1.64 67
13 08/05/2023 22:25:16 70.18,-159.76 53.32 08/05/2023 22:25:26 70.17,-159.75 53.31 1.44 10
14 08/05/2023 23:14:51 -69.81, 7.34 127.03 08/05/2023 23:16:02 -69.76, 8.18 127.11 32.70 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/25/2023
SNOs_Map_LANDSAT-8_NPP_20230726.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/25/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP