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: 8/19/2021
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 08/20/2021 08:07:41 -68.76,-123.81 123.66 08/20/2021 08:08:16 -68.75,-123.82 123.67 0.82 35
2 08/20/2021 08:58:25 68.62, 43.68 56.22 08/20/2021 08:57:43 68.64, 43.69 56.24 2.18 42
3 08/22/2021 23:33:59 69.02,-175.71 57.50 08/22/2021 23:35:10 68.98,-175.29 57.44 17.31 71
4 08/23/2021 00:24:37 -68.72, -7.99 122.80 08/23/2021 00:24:43 -68.70, -8.00 122.82 2.12 6
5 08/23/2021 01:15:21 68.59, 159.49 57.08 08/23/2021 01:14:10 68.59, 159.50 57.08 0.62 71
6 08/25/2021 15:50:52 68.82, -59.68 58.21 08/25/2021 15:51:39 68.81, -59.62 58.19 2.85 47
7 08/25/2021 16:41:33 -68.69, 107.82 121.92 08/25/2021 16:41:09 -68.70, 107.88 121.90 3.03 24
8 08/25/2021 17:31:59 67.59, -83.47 56.98 08/25/2021 17:30:53 67.63, -85.74 57.07 95.97 66
9 08/28/2021 07:17:18 -69.71,-112.47 119.96 08/28/2021 07:18:25 -69.59,-110.38 120.12 82.16 67
10 08/28/2021 08:07:46 68.74, 56.20 59.06 08/28/2021 08:08:05 68.75, 56.18 59.07 1.08 19
11 08/28/2021 08:58:28 -68.65,-136.36 121.02 08/28/2021 08:57:35 -68.65,-136.31 121.03 2.17 53
12 08/30/2021 23:33:58 -68.83, 4.54 119.91 08/30/2021 23:35:05 -68.81, 4.49 119.94 3.38 67
13 08/31/2021 00:24:42 68.71, 172.01 59.99 08/31/2021 00:24:31 68.74, 172.05 60.01 3.36 11
14 08/31/2021 01:15:18 -68.30, -20.13 120.43 08/31/2021 01:14:06 -68.36, -20.78 120.35 27.39 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/19/2021
SNOs_Map_NPP_TERRA_20210819.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/19/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA