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: 11/12/2024
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 11/13/2024 07:22:32 -70.06,-114.34 91.94 11/13/2024 07:23:08 -70.07,-114.34 91.93 1.77 36
2 11/13/2024 08:13:17 69.97, 53.10 87.99 11/13/2024 08:12:35 69.97, 53.15 87.98 2.36 42
3 11/15/2024 22:48:48 70.39,-166.40 89.08 11/15/2024 22:50:00 70.28,-165.77 88.97 26.59 72
4 11/15/2024 23:39:24 -70.01, 1.52 91.31 11/15/2024 23:39:33 -70.00, 1.46 91.31 2.21 9
5 11/16/2024 00:30:08 69.87, 169.03 88.57 11/16/2024 00:29:00 69.89, 168.96 88.59 3.45 68
6 11/18/2024 15:05:34 70.11, -50.16 89.43 11/18/2024 15:06:25 70.08, -50.16 89.40 3.30 51
7 11/18/2024 15:56:15 -69.98, 117.35 90.69 11/18/2024 15:55:55 -69.96, 117.32 90.71 2.23 20
8 11/18/2024 16:46:43 69.00, -73.93 88.34 11/18/2024 16:45:37 69.02, -76.30 88.36 94.60 66
9 11/21/2024 07:22:25 70.05, 65.71 89.98 11/21/2024 07:22:46 70.06, 65.74 89.99 2.00 21
10 11/21/2024 08:13:06 -69.92,-126.78 90.15 11/21/2024 08:12:16 -69.95,-126.78 90.12 3.40 50
11 11/23/2024 22:48:32 -70.13, 14.06 89.39 11/23/2024 22:49:39 -70.14, 14.13 89.38 3.03 67
12 11/23/2024 23:39:16 70.01,-178.45 90.50 11/23/2024 23:39:06 70.02,-178.39 90.51 2.55 10
13 11/24/2024 00:29:52 -69.62, -10.54 89.89 11/24/2024 00:28:40 -69.69, -11.22 89.82 27.40 72

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/12/2024
SNOs_Map_NPP_LANDSAT-9_20241112.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/12/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9