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: 10/18/2025
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 10/19/2025 04:30:48 -74.61, -79.44 95.28 10/19/2025 04:31:21 -74.63, -79.39 95.26 3.17 33
2 10/19/2025 05:21:32 74.54, 88.07 84.66 10/19/2025 05:20:41 74.54, 88.05 84.67 0.65 51
3 10/21/2025 14:52:31 74.59, -54.80 85.57 10/21/2025 14:52:45 74.60, -54.87 85.58 2.80 14
4 10/21/2025 15:43:14 -74.52, 112.71 94.50 10/21/2025 15:42:06 -74.54, 112.64 94.47 3.07 68
5 10/24/2025 00:23:35 74.88, 161.65 86.73 10/24/2025 00:24:46 74.79, 162.52 86.60 27.21 71
6 10/24/2025 01:14:14 -74.62, -30.30 93.55 10/24/2025 01:14:09 -74.62, -30.22 93.55 2.51 5
7 10/24/2025 02:04:45 73.91, 138.83 85.70 10/24/2025 02:03:39 74.01, 136.05 85.91 86.14 66
8 10/26/2025 10:45:13 -74.68,-173.21 92.66 10/26/2025 10:46:12 -74.68,-173.15 92.67 1.82 59
9 10/26/2025 11:35:57 74.61, -5.70 87.28 10/26/2025 11:35:32 74.59, -5.69 87.26 2.36 25
10 10/28/2025 21:06:56 74.68,-148.62 88.16 10/28/2025 21:07:34 74.68,-148.56 88.14 2.06 38
11 10/28/2025 21:57:39 -74.61, 18.88 91.91 10/28/2025 21:56:55 -74.60, 18.94 91.92 1.92 44
12 10/31/2025 07:28:37 -74.64,-123.93 91.10 10/31/2025 07:28:57 -74.66,-123.99 91.08 2.72 20

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/18/2025
SNOs_Map_NPP_TERRA_20251018.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/18/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA