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: 8/29/2021
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 08/30/2021 23:33:58 -68.81, 4.56 119.93 08/30/2021 23:35:05 -68.81, 4.50 119.93 2.67 67
2 08/31/2021 00:24:42 68.69, 172.04 59.96 08/31/2021 00:24:32 68.70, 172.01 59.97 2.37 10
3 08/31/2021 01:15:18 -68.28, -20.11 120.44 08/31/2021 01:14:06 -68.37, -20.77 120.35 28.67 72
4 09/02/2021 15:50:53 -68.79, 120.37 118.98 09/02/2021 15:51:30 -68.79, 120.35 118.98 0.69 37
5 09/02/2021 16:41:37 68.66, -72.16 60.91 09/02/2021 16:40:57 68.67, -72.15 60.92 1.26 40
6 09/05/2021 07:17:12 69.12, 68.36 62.34 09/05/2021 07:18:23 69.03, 68.90 62.23 24.00 71
7 09/05/2021 08:07:49 -68.77,-123.83 118.02 09/05/2021 08:07:56 -68.76,-123.81 118.03 1.34 7
8 09/05/2021 08:58:33 68.65, 43.64 61.87 09/05/2021 08:57:23 68.64, 43.69 61.87 2.44 70
9 09/07/2021 23:34:03 68.84,-175.48 63.04 09/07/2021 23:34:52 68.82,-175.48 63.02 2.29 49
10 09/08/2021 00:24:44 -68.69, -7.97 117.10 09/08/2021 00:24:22 -68.72, -7.97 117.07 2.98 22
11 09/08/2021 01:15:11 67.66, 160.66 61.88 09/08/2021 01:14:04 67.76, 158.53 61.99 90.38 67
12 09/10/2021 15:00:30 -69.73, 131.71 115.05 09/10/2021 15:01:37 -69.67, 133.86 115.14 83.35 67
13 09/10/2021 15:50:58 68.77, -59.62 63.99 09/10/2021 15:51:18 68.77, -59.66 63.98 1.49 20
14 09/10/2021 16:41:40 -68.68, 107.83 116.10 09/10/2021 16:40:48 -68.67, 107.85 116.11 1.25 52

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/29/2021
SNOs_Map_NPP_TERRA_20210829.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/29/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA