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: 2/19/2021
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 02/20/2021 02:05:08 68.73, 146.78 79.59 02/20/2021 02:06:19 68.66, 147.28 79.50 21.57 71
2 02/20/2021 02:55:45 -68.38, -45.44 100.79 02/20/2021 02:55:52 -68.39, -45.43 100.79 1.26 7
3 02/20/2021 03:46:29 68.25, 122.03 79.07 02/20/2021 03:45:19 68.27, 122.08 79.10 3.33 70
4 02/22/2021 18:21:58 68.47, -97.11 78.34 02/22/2021 18:22:50 68.45, -97.10 78.32 1.94 52
5 02/22/2021 19:12:39 -68.33, 70.39 101.82 02/22/2021 19:12:20 -68.34, 70.40 101.80 2.04 19
6 02/22/2021 20:03:09 67.45,-121.21 77.26 02/22/2021 20:02:00 67.50,-122.93 77.38 73.59 69
7 02/25/2021 10:38:51 68.42, 18.72 77.31 02/25/2021 10:39:17 68.40, 18.72 77.28 2.40 26
8 02/25/2021 11:29:32 -68.28,-173.78 102.86 02/25/2021 11:28:47 -68.30,-173.77 102.84 2.12 45
9 02/28/2021 02:05:04 -68.66, -33.13 103.45 02/28/2021 02:06:16 -68.58, -32.82 103.55 14.92 72
10 02/28/2021 02:55:45 68.38, 134.55 76.25 02/28/2021 02:55:44 68.41, 134.61 76.27 3.50 1
11 02/28/2021 03:46:26 -68.24, -57.95 103.91 02/28/2021 03:45:15 -68.25, -57.95 103.89 1.44 71
12 03/02/2021 18:21:55 -68.46, 82.91 104.68 03/02/2021 18:22:45 -68.48, 82.92 104.67 1.74 50
13 03/02/2021 19:12:39 68.34,-109.63 75.19 03/02/2021 19:12:12 68.35,-109.58 75.20 2.12 27
14 03/02/2021 20:03:05 -67.39, 58.87 105.81 03/02/2021 20:01:57 -67.42, 56.97 105.72 80.99 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/19/2021
SNOs_Map_NPP_TERRA_20210219.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/19/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA