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: 4/17/2021
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 04/19/2021 18:21:39 -68.53, 82.88 123.02 04/19/2021 18:22:13 -68.53, 82.94 123.02 2.51 34
2 04/19/2021 19:12:22 68.34,-109.57 56.78 04/19/2021 19:11:41 68.37,-109.61 56.81 3.24 41
3 04/22/2021 09:47:56 68.88, 30.87 56.44 04/22/2021 09:49:08 68.77, 31.47 56.32 27.50 72
4 04/22/2021 10:38:32 -68.48,-161.28 123.98 04/22/2021 10:38:41 -68.49,-161.23 123.97 2.36 9
5 04/22/2021 11:29:16 68.35, 6.20 55.88 04/22/2021 11:28:09 68.32, 6.21 55.85 3.40 67
6 04/25/2021 02:04:44 68.57, 147.06 55.24 04/25/2021 02:05:39 68.55, 147.08 55.22 2.63 55
7 04/25/2021 02:55:25 -68.44, -45.44 124.91 04/25/2021 02:55:09 -68.45, -45.41 124.90 1.85 16
8 04/25/2021 03:45:57 67.66, 122.84 54.30 04/25/2021 03:44:47 67.71, 121.38 54.36 61.99 70
9 04/27/2021 18:21:36 68.48, -97.04 54.29 04/27/2021 18:22:07 68.50, -97.10 54.30 3.18 31
10 04/27/2021 19:12:18 -68.39, 70.39 125.82 04/27/2021 19:11:37 -68.40, 70.41 125.81 0.68 41
11 04/30/2021 09:47:51 -68.93,-149.17 126.08 04/30/2021 09:49:02 -68.84,-148.45 126.18 30.78 71
12 04/30/2021 10:38:29 68.50, 18.72 53.48 04/30/2021 10:38:33 68.49, 18.77 53.47 2.27 4
13 04/30/2021 11:29:10 -68.35,-173.77 126.69 04/30/2021 11:28:04 -68.34,-173.78 126.70 1.41 66

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/17/2021
SNOs_Map_NPP_TERRA_20210417.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/17/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA