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: 10/14/2025
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 10/16/2025 18:09:06 74.59,-103.97 83.83 10/16/2025 18:09:57 74.60,-104.07 83.83 3.08 51
2 10/16/2025 18:59:50 -74.57, 63.41 96.19 10/16/2025 18:59:18 -74.54, 63.47 96.21 2.90 32
3 10/19/2025 04:30:48 -74.61, -79.43 95.28 10/19/2025 04:31:22 -74.58, -79.51 95.30 3.45 34
4 10/19/2025 05:21:32 74.54, 88.07 84.66 10/19/2025 05:20:41 74.53, 88.04 84.67 0.95 51
5 10/21/2025 14:52:31 74.58, -54.79 85.57 10/21/2025 14:52:45 74.60, -54.87 85.58 2.99 14
6 10/21/2025 15:43:15 -74.56, 112.59 94.45 10/21/2025 15:42:06 -74.54, 112.65 94.47 2.69 69
7 10/24/2025 00:23:35 74.88, 161.67 86.73 10/24/2025 00:24:46 74.80, 162.53 86.60 26.80 71
8 10/24/2025 01:14:14 -74.61, -30.28 93.56 10/24/2025 01:14:09 -74.63, -30.20 93.54 3.25 5
9 10/24/2025 02:04:45 73.91, 138.84 85.70 10/24/2025 02:03:40 73.96, 135.94 85.86 89.39 65
10 10/26/2025 10:45:13 -74.67,-173.18 92.67 10/26/2025 10:46:12 -74.70,-173.11 92.66 3.31 59
11 10/26/2025 11:35:57 74.60, -5.68 87.27 10/26/2025 11:35:32 74.60, -5.67 87.27 0.34 25
12 10/28/2025 21:06:56 74.67,-148.59 88.14 10/28/2025 21:07:35 74.64,-148.64 88.11 3.33 39

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/14/2025
SNOs_Map_NPP_TERRA_20251015.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/14/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA