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: 9/10/2021
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 09/10/2021 15:50:59 68.81, -59.67 64.02 09/10/2021 15:51:23 68.79, -59.66 64.00 2.44 24
2 09/10/2021 16:41:40 -68.67, 107.83 116.11 09/10/2021 16:40:53 -68.68, 107.84 116.10 0.62 47
3 09/13/2021 07:17:10 -68.92,-111.36 114.87 09/13/2021 07:18:22 -68.89,-111.31 114.90 3.96 72
4 09/13/2021 08:07:53 68.74, 56.19 64.97 09/13/2021 08:07:49 68.77, 56.20 65.00 3.33 4
5 09/13/2021 08:58:33 -68.55,-136.23 115.21 09/13/2021 08:57:21 -68.55,-136.44 115.21 8.39 72
6 09/15/2021 23:34:05 -68.85, 4.51 113.91 09/15/2021 23:34:49 -68.87, 4.55 113.89 2.76 44
7 09/16/2021 00:24:48 68.68, 172.04 65.94 09/16/2021 00:24:17 68.70, 171.98 65.95 3.22 31
8 09/18/2021 15:00:29 69.47, -47.91 67.74 09/18/2021 15:01:38 69.39, -46.53 67.66 54.33 69
9 09/18/2021 15:51:00 -68.78, 120.37 112.94 09/18/2021 15:51:17 -68.79, 120.33 112.94 1.64 17
10 09/18/2021 16:41:44 68.67, -72.18 66.97 09/18/2021 16:40:44 68.67, -72.18 66.96 0.30 60
11 09/21/2021 07:17:14 68.88, 68.69 68.18 09/21/2021 07:18:14 68.86, 68.66 68.16 2.42 60
12 09/21/2021 08:07:56 -68.77,-123.85 111.91 09/21/2021 08:07:44 -68.76,-123.83 111.93 1.85 12
13 09/21/2021 08:58:30 68.13, 44.30 67.46 09/21/2021 08:57:20 68.13, 43.06 67.47 51.54 70
14 09/23/2021 23:34:08 68.82,-175.46 69.17 09/23/2021 23:34:40 68.82,-175.51 69.17 1.91 32

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/10/2021
SNOs_Map_NPP_TERRA_20210910.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/10/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA