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: 11/13/2022
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 11/16/2022 06:33:13 -70.14,-101.89 91.23 11/16/2022 06:34:09 -70.15,-101.91 91.22 1.73 56
2 11/16/2022 07:23:57 70.02, 65.59 88.66 11/16/2022 07:23:37 70.00, 65.52 88.64 3.61 20
3 11/16/2022 08:14:26 -69.25,-125.96 92.10 11/16/2022 08:13:18 -69.28,-127.83 92.08 73.91 68
4 11/18/2022 22:50:06 -70.13, 13.90 90.59 11/18/2022 22:50:39 -70.10, 13.89 90.63 3.58 33
5 11/18/2022 23:40:50 70.01,-178.61 89.31 11/18/2022 23:40:06 69.99,-178.61 89.28 2.17 44
6 11/21/2022 14:16:22 70.53, -38.27 90.42 11/21/2022 14:17:33 70.41, -37.41 90.29 34.92 71
7 11/21/2022 15:06:57 -70.07, 129.77 90.04 11/21/2022 15:07:07 -70.08, 129.75 90.04 0.96 10
8 11/21/2022 15:57:41 69.96, -62.75 89.86 11/21/2022 15:56:34 69.97, -62.76 89.87 0.97 67
9 11/24/2022 06:33:08 70.17, 78.09 90.62 11/24/2022 06:34:06 70.14, 78.09 90.59 3.19 58
10 11/24/2022 07:23:49 -70.03,-114.37 89.53 11/24/2022 07:23:36 -70.03,-114.43 89.52 2.43 13
11 11/24/2022 08:14:22 69.33, 53.96 89.79 11/24/2022 08:13:13 69.37, 52.31 89.83 64.78 69
12 11/26/2022 22:50:00 70.13,-166.07 91.10 11/26/2022 22:50:34 70.13,-166.03 91.10 1.22 34
13 11/26/2022 23:40:42 -70.04, 1.40 89.00 11/26/2022 23:40:04 -70.03, 1.45 89.01 2.07 38

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/13/2022
SNOs_Map_NPP_LANDSAT-9_20221114.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/13/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9