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: 1/29/2024
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 01/30/2024 06:33:05 70.16, 78.04 87.97 01/30/2024 06:33:56 70.17, 78.08 87.97 1.80 51
2 01/30/2024 07:23:47 -70.07,-114.50 92.14 01/30/2024 07:23:26 -70.05,-114.45 92.16 2.46 21
3 01/30/2024 08:14:15 69.10, 54.21 86.85 01/30/2024 08:13:08 69.12, 51.94 86.97 89.99 67
4 02/01/2024 22:49:59 70.11,-166.11 87.17 02/01/2024 22:50:27 70.12,-166.11 87.18 1.17 28
5 02/01/2024 23:40:41 -70.01, 1.36 92.94 02/01/2024 23:39:57 -70.00, 1.36 92.94 0.56 44
6 02/04/2024 14:16:14 -70.48, 141.77 93.20 02/04/2024 14:17:26 -70.35, 142.46 93.37 29.42 72
7 02/04/2024 15:06:52 70.06, -50.27 86.35 02/04/2024 15:06:56 70.09, -50.28 86.37 2.65 4
8 02/04/2024 15:57:34 -69.96, 117.20 93.77 02/04/2024 15:56:26 -69.98, 117.20 93.75 1.37 68
9 02/07/2024 06:33:03 -70.18,-101.99 94.33 02/07/2024 06:33:58 -70.18,-101.91 94.35 2.83 55
10 02/07/2024 07:23:46 70.03, 65.56 85.50 02/07/2024 07:23:26 70.02, 65.50 85.49 2.42 20
11 02/07/2024 08:14:15 -69.24,-125.97 95.35 02/07/2024 08:13:07 -69.30,-127.84 95.19 73.98 68
12 02/09/2024 22:49:56 -70.11, 13.91 95.26 02/09/2024 22:50:27 -70.13, 13.90 95.24 3.13 31
13 02/09/2024 23:40:40 70.00,-178.63 84.63 02/09/2024 23:39:54 70.02,-178.61 84.65 2.41 46

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/29/2024
SNOs_Map_NPP_LANDSAT-9_20240129.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 01/29/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9