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: 10/20/2025
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 10/21/2025 14:52:32 74.61, -54.86 85.59 10/21/2025 14:52:45 74.62, -54.83 85.60 1.29 13
2 10/21/2025 15:43:15 -74.54, 112.64 94.47 10/21/2025 15:42:06 -74.55, 112.68 94.46 1.56 69
3 10/24/2025 00:23:35 74.86, 161.71 86.71 10/24/2025 00:24:47 74.74, 162.39 86.55 24.02 72
4 10/24/2025 01:14:14 -74.60, -30.25 93.57 10/24/2025 01:14:09 -74.62, -30.24 93.56 1.88 5
5 10/24/2025 02:04:45 73.89, 138.88 85.68 10/24/2025 02:03:40 73.95, 135.92 85.86 91.36 65
6 10/26/2025 10:45:12 -74.67,-173.17 92.68 10/26/2025 10:46:11 -74.65,-173.23 92.71 2.93 59
7 10/26/2025 11:35:56 74.60, -5.66 87.26 10/26/2025 11:35:30 74.61, -5.65 87.28 1.57 26
8 10/28/2025 21:06:55 74.67,-148.59 88.15 10/28/2025 21:07:32 74.66,-148.60 88.12 1.60 37
9 10/28/2025 21:57:38 -74.60, 18.91 91.92 10/28/2025 21:56:53 -74.58, 18.89 91.94 2.41 45
10 10/31/2025 07:28:36 -74.64,-123.92 91.10 10/31/2025 07:28:54 -74.64,-124.02 91.10 2.87 18
11 10/31/2025 08:19:21 74.61, 43.46 88.89 10/31/2025 08:18:13 74.61, 43.57 88.89 3.14 68
12 11/02/2025 16:59:40 -74.97, 92.42 89.98 11/02/2025 17:00:51 -74.88, 93.49 90.12 32.65 71
13 11/02/2025 17:50:19 74.66, -99.39 89.70 11/02/2025 17:50:14 74.63, -99.43 89.67 2.93 5

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/20/2025
SNOs_Map_NPP_TERRA_20251020.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/20/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA