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: 9/6/2021
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 09/07/2021 23:34:03 68.83,-175.47 63.03 09/07/2021 23:34:55 68.85,-175.45 63.05 2.73 52
2 09/08/2021 00:24:44 -68.69, -7.96 117.10 09/08/2021 00:24:26 -68.69, -8.03 117.10 2.65 18
3 09/08/2021 01:15:14 67.81, 160.48 62.03 09/08/2021 01:14:06 67.85, 158.62 62.08 78.04 68
4 09/10/2021 15:50:59 68.81, -59.67 64.02 09/10/2021 15:51:23 68.79, -59.66 64.00 2.78 24
5 09/10/2021 16:41:40 -68.67, 107.84 116.11 09/10/2021 16:40:53 -68.68, 107.84 116.10 1.42 47
6 09/13/2021 07:17:10 -68.91,-111.35 114.87 09/13/2021 07:18:22 -68.89,-111.30 114.90 3.21 72
7 09/13/2021 08:07:53 68.74, 56.19 64.98 09/13/2021 08:07:49 68.77, 56.20 65.00 3.22 4
8 09/13/2021 08:58:33 -68.54,-136.23 115.22 09/13/2021 08:57:21 -68.56,-136.43 115.20 8.45 72
9 09/15/2021 23:34:05 -68.84, 4.51 113.91 09/15/2021 23:34:50 -68.82, 4.49 113.94 2.93 45
10 09/16/2021 00:24:48 68.68, 172.05 65.94 09/16/2021 00:24:17 68.70, 171.98 65.95 3.33 31
11 09/18/2021 15:00:29 69.46, -47.90 67.74 09/18/2021 15:01:38 69.39, -46.53 67.66 54.20 69
12 09/18/2021 15:51:00 -68.77, 120.38 112.95 09/18/2021 15:51:17 -68.80, 120.34 112.93 2.78 17
13 09/18/2021 16:41:44 68.67, -72.17 66.96 09/18/2021 16:40:44 68.67, -72.17 66.96 0.43 60

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/6/2021
SNOs_Map_NPP_TERRA_20210906.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/06/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA