Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/27/2023
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 03/29/2023 13:27:02 -70.29, 154.76 113.16 03/29/2023 13:27:40 -70.28, 154.72 113.18 2.14 38
2 03/29/2023 14:17:46 70.16, -37.73 66.70 03/29/2023 14:17:07 70.17, -37.79 66.71 2.57 39
3 04/01/2023 04:53:20 70.54, 102.81 66.08 04/01/2023 04:54:32 70.45, 103.23 65.96 18.33 72
4 04/01/2023 05:43:58 -70.25, -89.40 114.25 04/01/2023 05:44:04 -70.23, -89.46 114.27 2.79 6
5 04/01/2023 06:34:42 70.12, 78.10 65.61 04/01/2023 06:33:31 70.12, 78.03 65.62 2.73 71
6 04/03/2023 21:10:13 70.30,-141.04 64.79 04/03/2023 21:10:58 70.30,-141.09 64.78 2.07 45
7 04/03/2023 22:00:55 -70.22, 26.42 115.32 04/03/2023 22:00:28 -70.19, 26.38 115.34 3.03 27
8 04/06/2023 12:36:37 -70.98, 166.33 115.52 04/06/2023 12:37:45 -70.87, 168.02 115.68 62.66 68
9 04/06/2023 13:27:10 70.29, -25.24 63.75 04/06/2023 13:27:21 70.27, -25.24 63.73 2.40 11
10 04/06/2023 14:17:51 -70.15, 142.30 116.41 04/06/2023 14:16:51 -70.16, 142.24 116.39 2.77 60
11 04/09/2023 04:53:22 -70.35, -76.87 117.19 04/09/2023 04:54:16 -70.36, -76.85 117.18 1.62 54
12 04/09/2023 05:44:06 70.24, 90.61 62.69 04/09/2023 05:43:43 70.24, 90.63 62.70 0.95 23

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/27/2023
SNOs_Map_NPP_LANDSAT-9_20230327.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 03/27/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9