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: 7/31/2024
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 08/01/2024 05:42:22 70.93, 89.43 53.09 08/01/2024 05:43:29 70.85, 91.54 52.93 77.47 67
2 08/01/2024 06:32:50 -70.12,-101.96 127.76 08/01/2024 06:33:11 -70.08,-101.96 127.80 3.62 21
3 08/01/2024 07:23:34 69.98, 65.56 52.11 08/01/2024 07:22:38 69.98, 65.54 52.12 0.69 56
4 08/03/2024 21:59:05 70.19,-153.63 53.01 08/03/2024 22:00:11 70.19,-153.56 52.99 2.74 66
5 08/03/2024 22:49:46 -70.06, 13.88 127.12 08/03/2024 22:49:41 -70.08, 13.92 127.11 2.28 5
6 08/03/2024 23:40:24 69.61,-178.14 52.42 08/03/2024 23:39:13 69.70,-178.97 52.54 33.63 71
7 08/06/2024 14:16:01 70.16, -37.81 53.70 08/06/2024 14:16:41 70.14, -37.75 53.67 3.21 40
8 08/06/2024 15:06:42 -70.02, 129.71 126.44 08/06/2024 15:06:11 -70.03, 129.73 126.42 1.59 31
9 08/09/2024 05:42:25 -70.88, -90.52 124.79 08/09/2024 05:43:33 -70.76, -88.59 124.99 71.76 68
10 08/09/2024 06:32:56 70.08, 78.07 54.38 08/09/2024 06:33:10 70.10, 78.08 54.39 2.27 14
11 08/09/2024 07:23:37 -69.99,-114.48 125.71 08/09/2024 07:22:39 -70.00,-114.43 125.70 2.11 58
12 08/11/2024 21:59:06 -70.13, 26.45 124.80 08/11/2024 22:00:11 -70.13, 26.38 124.80 2.75 65
13 08/11/2024 22:49:50 70.01,-166.07 55.09 08/11/2024 22:49:38 70.01,-166.14 55.10 3.02 12
14 08/11/2024 23:40:25 -69.55, 1.94 125.38 08/11/2024 23:39:14 -69.59, 0.89 125.30 40.60 71

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 7/31/2024
SNOs_Map_NPP_LANDSAT-9_20240731.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 07/31/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9