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: 10/30/2023
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 10/31/2023 14:16:09 -70.19, 142.34 95.78 10/31/2023 14:17:20 -70.17, 142.26 95.80 3.30 71
2 10/31/2023 15:06:53 70.06, -50.16 84.11 10/31/2023 15:06:47 70.07, -50.24 84.11 2.79 6
3 10/31/2023 15:57:32 -69.82, 117.51 96.12 10/31/2023 15:56:19 -69.84, 117.08 96.11 16.77 73
4 11/03/2023 06:33:05 -70.18,-101.90 94.93 11/03/2023 06:33:46 -70.16,-101.85 94.95 2.95 41
5 11/03/2023 07:23:49 70.06, 65.60 84.96 11/03/2023 07:23:13 70.06, 65.65 84.96 1.75 36
6 11/05/2023 21:59:26 70.65,-154.18 86.35 11/05/2023 22:00:36 70.56,-153.01 86.26 44.46 70
7 11/05/2023 22:50:00 -70.14, 13.94 94.15 11/05/2023 22:50:12 -70.11, 13.98 94.18 3.24 12
8 11/05/2023 23:40:44 70.02,-178.57 85.74 11/05/2023 23:39:39 70.00,-178.53 85.73 2.13 65
9 11/08/2023 14:16:13 70.19, -37.70 86.69 11/08/2023 14:17:07 70.19, -37.64 86.68 2.18 54
10 11/08/2023 15:06:54 -70.05, 129.83 93.45 11/08/2023 15:06:37 -70.08, 129.83 93.42 2.86 17
11 11/08/2023 15:57:24 69.19, -61.60 85.71 11/08/2023 15:56:17 69.25, -63.66 85.76 81.42 67
12 11/11/2023 06:33:06 70.12, 78.18 87.38 11/11/2023 06:33:31 70.11, 78.15 87.36 1.56 25
13 11/11/2023 07:23:48 -70.03,-114.37 92.71 11/11/2023 07:23:01 -70.00,-114.37 92.74 3.22 47

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/30/2023
SNOs_Map_NPP_LANDSAT-9_20231030.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 10/30/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9