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: 2/15/2025
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 02/15/2025 08:53:57 73.33, 37.13 86.18 02/15/2025 08:54:07 73.30, 37.08 86.16 2.75 10
2 02/15/2025 09:44:39 -73.23,-155.33 93.95 02/15/2025 09:43:30 -73.22,-155.43 93.93 3.14 69
3 02/17/2025 19:15:37 -73.40, 61.55 94.59 02/17/2025 19:16:27 -73.40, 61.63 94.62 2.72 50
4 02/17/2025 20:06:21 73.31,-130.93 85.30 02/17/2025 20:05:47 73.30,-130.89 85.29 1.86 34
5 02/20/2025 05:37:29 73.99, 84.75 85.21 02/20/2025 05:38:36 73.86, 86.98 84.93 70.46 67
6 02/20/2025 06:28:00 -73.35,-106.42 95.53 02/20/2025 06:28:07 -73.35,-106.42 95.53 0.32 7
7 02/20/2025 07:18:41 73.10, 61.43 84.19 02/20/2025 07:17:29 73.14, 60.85 84.28 19.42 72
8 02/22/2025 16:49:41 73.40, -81.95 83.64 02/22/2025 16:50:23 73.41, -81.91 83.64 1.66 42
9 02/22/2025 17:40:23 -73.30, 85.59 96.49 02/22/2025 17:39:46 -73.31, 85.56 96.46 2.09 37
10 02/25/2025 03:11:27 -73.80, -58.29 96.81 02/25/2025 03:12:37 -73.70, -56.95 97.02 43.36 70
11 02/25/2025 04:02:04 73.36, 110.04 82.69 02/25/2025 04:02:02 73.34, 110.00 82.67 2.71 2
12 02/25/2025 04:52:40 -72.96, -81.76 97.78 02/25/2025 04:51:29 -73.03, -82.95 97.62 39.46 71
13 02/27/2025 14:23:42 -73.43, 134.49 98.16 02/27/2025 14:24:18 -73.43, 134.55 98.18 1.93 36
14 02/27/2025 15:14:26 73.33, -57.99 81.73 02/27/2025 15:13:38 73.34, -57.95 81.74 1.26 48

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/15/2025
SNOs_Map_NPP_TERRA_20250215.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/15/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA