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: 12/11/2023
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 12/13/2023 06:32:51 70.17, 78.11 93.21 12/13/2023 06:33:56 70.16, 78.10 93.19 1.55 65
2 12/13/2023 07:23:32 -70.04,-114.36 86.93 12/13/2023 07:23:26 -70.05,-114.42 86.92 2.76 6
3 12/13/2023 08:14:10 69.60, 53.60 92.63 12/13/2023 08:12:59 69.62, 52.62 92.66 37.83 71
4 12/15/2023 22:49:43 70.13,-166.05 93.33 12/15/2023 22:50:27 70.15,-166.04 93.34 1.64 44
5 12/15/2023 23:40:25 -70.05, 1.41 86.76 12/15/2023 23:39:57 -70.04, 1.44 86.77 1.47 28
6 12/18/2023 15:06:35 70.10, -50.22 93.40 12/18/2023 15:06:58 70.12, -50.20 93.42 2.25 23
7 12/18/2023 15:57:17 -70.01, 117.24 86.69 12/18/2023 15:56:28 -70.02, 117.28 86.68 1.82 49
8 12/21/2023 06:32:48 -70.44,-102.27 86.20 12/21/2023 06:33:59 -70.35,-101.64 86.31 25.57 71
9 12/21/2023 07:23:27 70.07, 65.61 93.43 12/21/2023 07:23:29 70.08, 65.61 93.43 0.29 2
10 12/21/2023 08:14:09 -69.98,-126.93 86.68 12/21/2023 08:12:59 -69.97,-126.90 86.68 1.00 70
11 12/23/2023 22:49:34 -70.15, 13.96 86.50 12/23/2023 22:50:32 -70.13, 13.91 86.53 3.04 58
12 12/23/2023 23:40:18 70.05,-178.58 93.40 12/23/2023 23:39:58 70.07,-178.53 93.42 2.81 20

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/11/2023
SNOs_Map_NPP_LANDSAT-9_20231211.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 12/11/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9