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: 3/1/2021
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 03/02/2021 18:21:55 -68.48, 82.88 104.66 03/02/2021 18:22:47 -68.49, 82.93 104.66 2.52 52
2 03/02/2021 19:12:39 68.35,-109.64 75.20 03/02/2021 19:12:15 68.33,-109.63 75.17 2.90 24
3 03/02/2021 20:03:06 -67.47, 58.78 105.73 03/02/2021 20:01:57 -67.55, 57.11 105.59 71.71 69
4 03/05/2021 09:48:24 69.43, 30.03 75.32 03/05/2021 09:49:31 69.35, 32.26 75.16 87.77 67
5 03/05/2021 10:38:49 -68.44,-161.29 105.73 03/05/2021 10:39:16 -68.41,-161.29 105.77 3.27 27
6 03/05/2021 11:29:33 68.31, 6.18 74.12 03/05/2021 11:28:43 68.30, 6.22 74.11 2.52 50
7 03/08/2021 02:05:02 68.54, 147.03 73.34 03/08/2021 02:06:13 68.54, 147.11 73.33 3.30 71
8 03/08/2021 02:55:43 -68.41, -45.47 106.82 03/08/2021 02:55:44 -68.38, -45.45 106.85 2.96 1
9 03/08/2021 03:46:25 68.17, 122.13 72.93 03/08/2021 03:45:12 68.21, 121.99 72.98 7.12 73
10 03/10/2021 18:21:54 68.46, -97.09 72.20 03/10/2021 18:22:41 68.44, -97.13 72.18 2.43 47
11 03/10/2021 19:12:35 -68.32, 70.41 107.96 03/10/2021 19:12:11 -68.34, 70.38 107.94 2.94 24
12 03/10/2021 20:03:01 67.22,-120.93 70.90 03/10/2021 20:01:55 67.26,-123.20 71.02 97.90 66
13 03/13/2021 09:48:20 -69.40,-149.91 107.87 03/13/2021 09:49:28 -69.29,-147.82 108.04 82.74 68
14 03/13/2021 10:38:48 68.43, 18.73 71.11 03/13/2021 10:39:08 68.45, 18.76 71.13 3.00 20
15 03/13/2021 11:29:29 -68.29,-173.77 109.05 03/13/2021 11:28:39 -68.30,-173.79 109.04 1.39 50

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/1/2021
SNOs_Map_NPP_TERRA_20210302.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/01/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA