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: 3/8/2021
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 03/10/2021 18:21:55 68.46, -97.09 72.21 03/10/2021 18:22:42 68.44, -97.13 72.18 2.78 47
2 03/10/2021 19:12:36 -68.33, 70.40 107.95 03/10/2021 19:12:12 -68.33, 70.37 107.94 1.12 24
3 03/10/2021 20:03:02 67.22,-120.94 70.90 03/10/2021 20:01:56 67.26,-123.21 71.02 97.73 66
4 03/13/2021 09:48:20 -69.41,-149.93 107.85 03/13/2021 09:49:27 -69.34,-147.76 107.99 85.30 67
5 03/13/2021 10:38:48 68.43, 18.72 71.12 03/13/2021 10:39:08 68.45, 18.76 71.13 2.73 20
6 03/13/2021 11:29:29 -68.30,-173.79 109.04 03/13/2021 11:28:39 -68.29,-173.80 109.04 0.91 50
7 03/16/2021 02:04:58 -68.53, -32.95 109.83 03/16/2021 02:06:09 -68.52, -32.92 109.85 1.70 71
8 03/16/2021 02:55:42 68.41, 134.53 70.03 03/16/2021 02:55:36 68.40, 134.58 70.02 2.24 6
9 03/16/2021 03:46:21 -68.16, -57.85 110.24 03/16/2021 03:45:08 -68.19, -58.04 110.20 8.59 73
10 03/18/2021 18:21:51 -68.46, 82.93 110.97 03/18/2021 18:22:37 -68.47, 82.89 110.97 2.06 46
11 03/18/2021 19:12:35 68.33,-109.60 68.89 03/18/2021 19:12:04 68.35,-109.61 68.90 1.80 31
12 03/18/2021 20:02:58 -67.22, 59.08 112.27 03/18/2021 20:01:51 -67.30, 56.82 112.13 97.23 67
13 03/21/2021 09:48:16 69.22, 30.36 68.77 03/21/2021 09:49:24 69.12, 31.96 68.63 64.24 68
14 03/21/2021 10:38:45 -68.43,-161.27 112.06 03/21/2021 10:39:05 -68.41,-161.29 112.09 2.65 20
15 03/21/2021 11:29:29 68.31, 6.20 67.80 03/21/2021 11:28:32 68.29, 6.20 67.78 2.75 57

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/8/2021
SNOs_Map_NPP_TERRA_20210308.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/08/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA