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: 7/9/2023
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 07/10/2023 05:19:04 70.52, 97.21 48.22 07/10/2023 05:17:52 70.55, 96.65 48.28 20.87 72
2 07/10/2023 06:08:37 -70.24, -95.57 132.05 07/10/2023 06:08:30 -70.26, -95.57 132.03 1.79 7
3 07/10/2023 06:58:04 70.14, 71.93 47.87 07/10/2023 06:59:14 70.13, 71.93 47.85 1.34 70
4 07/12/2023 21:35:38 70.29,-147.26 48.36 07/12/2023 21:34:43 70.29,-147.18 48.37 2.93 55
5 07/12/2023 22:25:07 -70.23, 20.29 131.70 07/12/2023 22:25:25 -70.21, 20.27 131.72 2.61 18
6 07/12/2023 23:14:48 69.35,-173.27 47.49 07/12/2023 23:15:55 69.34,-171.14 47.38 83.55 67
7 07/15/2023 13:52:07 70.25, -31.43 48.72 07/15/2023 13:51:37 70.25, -31.35 48.73 2.76 30
8 07/15/2023 14:41:37 -70.14, 136.05 131.38 07/15/2023 14:42:19 -70.16, 136.10 131.36 3.16 42
9 07/18/2023 05:19:05 -70.57, -82.71 130.53 07/18/2023 05:17:53 -70.59, -83.45 130.47 27.31 72
10 07/18/2023 06:08:36 70.24, 84.45 49.17 07/18/2023 06:08:32 70.21, 84.46 49.14 3.25 4
11 07/18/2023 06:58:06 -70.14,-108.07 130.93 07/18/2023 06:59:14 -70.13,-108.09 130.95 1.50 68
12 07/20/2023 21:35:39 -70.28, 32.74 130.32 07/20/2023 21:34:43 -70.30, 32.78 130.29 3.23 56
13 07/20/2023 22:25:06 70.16,-159.78 49.58 07/20/2023 22:25:27 70.19,-159.74 49.60 3.12 21

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/9/2023
SNOs_Map_LANDSAT-8_NPP_20230709.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/09/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP