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: 4/11/2021
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 04/11/2021 18:21:44 68.50, -97.10 59.80 04/11/2021 18:22:17 68.52, -97.06 59.82 3.20 33
2 04/11/2021 19:12:25 -68.37, 70.38 120.35 04/11/2021 19:11:48 -68.35, 70.37 120.37 2.29 37
3 04/14/2021 09:48:02 -69.06,-149.38 120.60 04/14/2021 09:49:12 -68.94,-148.31 120.74 44.82 70
4 04/14/2021 10:38:37 68.44, 18.75 58.77 04/14/2021 10:38:46 68.44, 18.72 58.76 1.48 9
5 04/14/2021 11:29:18 -68.32,-173.77 121.38 04/14/2021 11:28:16 -68.33,-173.78 121.37 1.39 62
6 04/17/2021 02:04:47 -68.58, -32.95 122.04 04/17/2021 02:05:46 -68.57, -32.89 122.05 2.78 59
7 04/17/2021 02:55:30 68.39, 134.59 57.76 04/17/2021 02:55:14 68.40, 134.55 57.77 2.02 16
8 04/17/2021 03:46:03 -67.83, -57.38 122.82 04/17/2021 03:44:52 -67.85, -58.46 122.79 45.60 71
9 04/19/2021 18:21:40 -68.52, 82.89 123.03 04/19/2021 18:22:14 -68.54, 82.95 123.02 2.93 34
10 04/19/2021 19:12:22 68.34,-109.57 56.78 04/19/2021 19:11:41 68.36,-109.62 56.80 3.29 41
11 04/22/2021 09:47:56 68.88, 30.88 56.44 04/22/2021 09:49:08 68.76, 31.47 56.31 26.83 72
12 04/22/2021 10:38:32 -68.47,-161.26 124.00 04/22/2021 10:38:42 -68.44,-161.29 124.02 3.15 10
13 04/22/2021 11:29:16 68.35, 6.21 55.87 04/22/2021 11:28:09 68.32, 6.21 55.85 2.90 67
14 04/25/2021 02:04:44 68.56, 147.08 55.23 04/25/2021 02:05:39 68.55, 147.08 55.21 1.22 55
15 04/25/2021 02:55:25 -68.41, -45.41 124.93 04/25/2021 02:55:10 -68.39, -45.47 124.96 3.22 15
16 04/25/2021 03:45:57 67.65, 122.86 54.29 04/25/2021 03:44:48 67.65, 121.31 54.30 65.34 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/11/2021
SNOs_Map_NPP_TERRA_20210411.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/11/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA