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: 3/12/2021
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 03/13/2021 09:48:21 -69.44,-149.96 107.83 03/13/2021 09:49:28 -69.32,-147.79 108.01 86.00 67
2 03/13/2021 10:38:49 68.45, 18.69 71.14 03/13/2021 10:39:09 68.43, 18.73 71.11 2.86 20
3 03/13/2021 11:29:30 -68.32,-173.82 109.01 03/13/2021 11:28:39 -68.32,-173.76 109.01 2.41 51
4 03/16/2021 02:04:58 -68.50, -32.91 109.86 03/16/2021 02:06:10 -68.50, -32.95 109.88 1.90 72
5 03/16/2021 02:55:41 68.37, 134.57 69.99 03/16/2021 02:55:36 68.38, 134.55 70.00 1.50 5
6 03/16/2021 03:46:20 -68.13, -57.81 110.27 03/16/2021 03:45:08 -68.17, -58.07 110.23 11.59 72
7 03/18/2021 18:21:51 -68.47, 82.90 110.96 03/18/2021 18:22:37 -68.45, 82.87 110.99 3.36 46
8 03/18/2021 19:12:35 68.34,-109.62 68.90 03/18/2021 19:12:04 68.33,-109.63 68.89 1.89 31
9 03/18/2021 20:02:58 -67.24, 59.05 112.25 03/18/2021 20:01:51 -67.28, 56.80 112.15 97.08 67
10 03/21/2021 09:48:16 69.23, 30.34 68.78 03/21/2021 09:49:24 69.10, 31.93 68.61 64.54 68
11 03/21/2021 10:38:45 -68.45,-161.29 112.04 03/21/2021 10:39:04 -68.45,-161.25 112.05 1.52 19
12 03/21/2021 11:29:29 68.32, 6.18 67.82 03/21/2021 11:28:31 68.33, 6.25 67.82 2.65 58
13 03/24/2021 02:04:57 68.51, 147.09 66.98 03/24/2021 02:06:02 68.48, 147.04 66.94 3.36 65
14 03/24/2021 02:55:38 -68.37, -45.42 113.18 03/24/2021 02:55:32 -68.39, -45.45 113.17 2.02 6
15 03/24/2021 03:46:16 67.92, 122.46 66.35 03/24/2021 03:45:04 67.98, 121.72 66.43 31.57 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/12/2021
SNOs_Map_NPP_TERRA_20210312.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/12/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA