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 04:30:49 -74.62, -79.48 95.26 10/19/2025 04:31:22 -74.62, -79.43 95.27 1.34 33
2 10/19/2025 05:21:33 74.55, 88.04 84.68 10/19/2025 05:20:42 74.52, 88.01 84.66 3.17 51
3 10/21/2025 14:52:32 74.60, -54.83 85.58 10/21/2025 14:52:45 74.63, -54.80 85.61 3.38 13
4 10/21/2025 15:43:15 -74.53, 112.67 94.48 10/21/2025 15:42:07 -74.51, 112.59 94.49 3.18 68
5 10/24/2025 00:23:35 74.90, 161.61 86.75 10/24/2025 00:24:46 74.76, 162.43 86.57 28.84 71
6 10/24/2025 01:14:13 -74.59, -30.22 93.58 10/24/2025 01:14:09 -74.59, -30.31 93.59 2.66 4
7 10/24/2025 02:04:45 73.93, 138.79 85.72 10/24/2025 02:03:39 73.97, 135.97 85.87 86.91 66
8 10/26/2025 10:45:12 -74.66,-173.13 92.69 10/26/2025 10:46:11 -74.68,-173.15 92.68 2.58 59
9 10/26/2025 11:35:56 74.58, -5.62 87.25 10/26/2025 11:35:31 74.59, -5.70 87.26 2.36 25
10 10/28/2025 21:06:55 74.66,-148.55 88.13 10/28/2025 21:07:33 74.65,-148.62 88.12 2.04 38
11 10/28/2025 21:57:38 -74.59, 18.95 91.94 10/28/2025 21:56:54 -74.58, 18.88 91.94 2.47 44
12 10/31/2025 07:28:37 -74.67,-124.01 91.07 10/31/2025 07:28:55 -74.66,-123.99 91.09 1.74 18

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/18/2025
SNOs_Map_NPP_TERRA_20251019.jpg

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

Historial Predications of SNOs between NPP and TERRA