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: 11/20/2022
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 11/21/2022 14:16:23 70.54, -38.28 90.43 11/21/2022 14:17:34 70.41, -37.41 90.29 35.62 71
2 11/21/2022 15:06:58 -70.09, 129.75 90.03 11/21/2022 15:07:08 -70.07, 129.73 90.05 2.37 10
3 11/21/2022 15:57:42 69.97, -62.76 89.87 11/21/2022 15:56:35 69.97, -62.76 89.87 0.12 67
4 11/24/2022 06:33:08 70.18, 78.08 90.62 11/24/2022 06:34:06 70.15, 78.10 90.60 2.76 58
5 11/24/2022 07:23:49 -70.04,-114.39 89.52 11/24/2022 07:23:36 -70.04,-114.43 89.52 1.56 13
6 11/24/2022 08:14:22 69.34, 53.95 89.79 11/24/2022 08:13:13 69.38, 52.32 89.84 64.21 69
7 11/26/2022 22:50:00 70.13,-166.07 91.10 11/26/2022 22:50:35 70.10,-166.09 91.06 3.42 35
8 11/26/2022 23:40:42 -70.04, 1.39 88.99 11/26/2022 23:40:04 -70.04, 1.47 88.99 2.92 38
9 11/29/2022 14:16:19 -70.78, 141.38 87.79 11/29/2022 14:17:28 -70.63, 142.93 87.94 59.13 69
10 11/29/2022 15:06:52 70.09, -50.22 91.53 11/29/2022 15:07:03 70.09, -50.22 91.52 0.25 11
11 11/29/2022 15:57:34 -70.00, 117.24 88.57 11/29/2022 15:56:33 -69.98, 117.26 88.59 2.17 61
12 12/02/2022 06:33:00 -70.16,-101.85 87.99 12/02/2022 06:34:04 -70.17,-101.86 87.98 1.12 64
13 12/02/2022 07:23:44 70.06, 65.62 91.91 12/02/2022 07:23:31 70.06, 65.63 91.91 0.51 13
14 12/02/2022 08:14:18 -69.54,-126.29 88.61 12/02/2022 08:13:07 -69.62,-127.34 88.52 42.10 71

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/20/2022
SNOs_Map_NPP_LANDSAT-9_20221120.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/20/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9