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: 8/25/2023
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 08/25/2023 21:59:56 -70.25, 26.46 120.41 08/25/2023 22:00:35 -70.23, 26.49 120.43 1.91 39
2 08/25/2023 22:50:40 70.13,-166.05 59.49 08/25/2023 22:50:02 70.14,-166.01 59.49 1.74 38
3 08/28/2023 13:26:18 70.94, -26.19 61.24 08/28/2023 13:27:26 70.83, -24.38 61.07 67.13 68
4 08/28/2023 14:16:48 -70.21, 142.29 119.51 08/28/2023 14:17:05 -70.22, 142.35 119.51 2.62 17
5 08/28/2023 15:07:31 70.05, -50.15 60.34 08/28/2023 15:06:33 70.07, -50.23 60.36 3.36 58
6 08/31/2023 05:42:59 70.29, 90.63 61.50 08/31/2023 05:44:06 70.30, 90.70 61.51 2.99 67
7 08/31/2023 06:33:40 -70.14,-101.82 118.64 08/31/2023 06:33:37 -70.13,-101.90 118.65 2.93 3
8 08/31/2023 07:24:19 69.76, 66.05 60.99 08/31/2023 07:23:07 69.86, 65.36 61.11 28.37 72
9 09/02/2023 21:59:51 70.22,-153.50 62.40 09/02/2023 22:00:37 70.23,-153.51 62.41 1.44 46
10 09/02/2023 22:50:33 -70.12, 13.98 117.69 09/02/2023 22:50:07 -70.13, 13.97 117.69 0.71 26
11 09/05/2023 14:16:44 70.21, -37.71 63.38 09/05/2023 14:17:07 70.20, -37.68 63.36 2.37 23
12 09/05/2023 15:07:26 -70.11, 129.76 116.72 09/05/2023 15:06:37 -70.09, 129.81 116.74 2.49 49

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/25/2023
SNOs_Map_NPP_LANDSAT-9_20230825.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 08/25/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9