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: 1/30/2021
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 02/01/2021 10:38:53 -68.45,-161.30 94.62 02/01/2021 10:39:37 -68.43,-161.25 94.65 2.69 44
2 02/01/2021 11:29:36 68.28, 6.23 85.19 02/01/2021 11:29:05 68.27, 6.19 85.18 2.09 31
3 02/01/2021 12:19:59 -67.16, 174.91 95.97 02/01/2021 12:18:52 -67.21, 172.62 95.85 98.97 67
4 02/04/2021 02:05:16 69.12, 146.24 85.31 02/04/2021 02:06:25 69.00, 147.70 85.13 59.40 69
5 02/04/2021 02:55:46 -68.38, -45.45 95.47 02/04/2021 02:56:04 -68.39, -45.42 95.47 1.42 18
6 02/04/2021 03:46:29 68.22, 122.08 84.35 02/04/2021 03:45:32 68.22, 122.02 84.36 2.50 57
7 02/06/2021 18:21:59 68.47, -97.11 83.82 02/06/2021 18:23:02 68.45, -97.11 83.78 2.68 63
8 02/06/2021 19:12:40 -68.32, 70.40 96.36 02/06/2021 19:12:32 -68.35, 70.40 96.33 2.77 8
9 02/06/2021 20:03:17 67.83,-121.67 83.13 02/06/2021 20:02:05 67.89,-122.49 83.22 34.86 72
10 02/09/2021 10:38:53 68.41, 18.74 82.91 02/09/2021 10:39:30 68.39, 18.71 82.88 2.58 37
11 02/09/2021 11:29:35 -68.32,-173.82 97.21 02/09/2021 11:29:00 -68.29,-173.78 97.23 2.82 35
12 02/12/2021 02:05:13 -69.00, -33.58 97.35 02/12/2021 02:06:23 -68.90, -32.43 97.50 47.53 70
13 02/12/2021 02:55:47 68.36, 134.58 81.97 02/12/2021 02:55:57 68.39, 134.59 82.00 3.39 10
14 02/12/2021 03:46:29 -68.26, -57.97 98.15 02/12/2021 03:45:28 -68.24, -57.96 98.17 2.26 61

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/30/2021
SNOs_Map_NPP_TERRA_20210131.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/30/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA