Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/17/2021
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 09/18/2021 15:00:29 69.47, -47.91 67.75 09/18/2021 15:01:38 69.39, -46.54 67.66 54.22 69
2 09/18/2021 15:51:00 -68.79, 120.35 112.93 09/18/2021 15:51:17 -68.78, 120.31 112.95 2.43 17
3 09/18/2021 16:41:44 68.67, -72.18 66.97 09/18/2021 16:40:44 68.67, -72.18 66.96 0.78 60
4 09/21/2021 07:17:14 68.88, 68.69 68.18 09/21/2021 07:18:14 68.86, 68.65 68.16 2.63 60
5 09/21/2021 08:07:55 -68.73,-123.79 111.95 09/21/2021 08:07:44 -68.75,-123.85 111.93 3.24 11
6 09/21/2021 08:58:30 68.13, 44.30 67.46 09/21/2021 08:57:20 68.13, 43.05 67.46 51.77 70
7 09/23/2021 23:34:08 68.82,-175.46 69.17 09/23/2021 23:34:40 68.82,-175.51 69.17 2.18 32
8 09/24/2021 00:24:50 -68.72, -8.01 110.92 09/24/2021 00:24:10 -68.72, -8.01 110.92 0.25 40
9 09/26/2021 15:00:25 -69.19, 132.49 109.43 09/26/2021 15:01:37 -69.07, 133.04 109.55 25.39 72
10 09/26/2021 15:51:03 68.76, -59.61 70.16 09/26/2021 15:51:07 68.78, -59.68 70.17 3.56 4
11 09/26/2021 16:41:45 -68.66, 107.84 109.94 09/26/2021 16:40:37 -68.68, 107.83 109.92 2.41 68
12 09/29/2021 07:17:15 -68.87,-111.29 108.71 09/29/2021 07:18:07 -68.86,-111.35 108.72 2.22 52
13 09/29/2021 08:07:59 68.76, 56.16 71.20 09/29/2021 08:07:34 68.74, 56.14 71.17 2.77 25
14 09/29/2021 08:58:26 -67.86,-135.35 109.70 09/29/2021 08:57:18 -67.86,-137.27 109.70 80.44 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/17/2021
SNOs_Map_NPP_TERRA_20210917.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/17/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA