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: 9/9/2025
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 09/10/2025 09:15:13 74.43, 29.80 69.85 09/10/2025 09:15:34 74.41, 29.88 69.82 3.23 21
2 09/10/2025 10:05:55 -74.32,-162.60 110.26 09/10/2025 10:04:57 -74.30,-162.70 110.27 3.73 58
3 09/12/2025 19:36:57 -74.39, 54.47 109.28 09/12/2025 19:37:10 -74.38, 54.36 109.29 3.46 13
4 09/12/2025 20:27:41 74.31,-138.01 70.65 09/12/2025 20:26:28 74.33,-138.06 70.69 2.97 73
5 09/15/2025 05:08:08 -74.90, -89.66 107.80 09/15/2025 05:09:16 -74.80, -87.74 108.01 56.97 68
6 09/15/2025 05:58:43 74.39, 79.03 71.65 09/15/2025 05:58:41 74.39, 78.96 71.65 2.00 2
7 09/15/2025 06:49:19 -73.98,-112.61 108.80 09/15/2025 06:48:09 -74.03,-114.19 108.66 48.73 70
8 09/17/2025 15:29:45 74.48, -63.95 72.66 09/17/2025 15:30:53 74.48, -63.93 72.64 0.50 68
9 09/17/2025 16:20:28 -74.40, 103.57 107.42 09/17/2025 16:20:16 -74.38, 103.51 107.44 2.90 12
10 09/20/2025 01:51:30 -74.49, -39.40 106.41 09/20/2025 01:52:28 -74.46, -39.42 106.45 3.12 58
11 09/20/2025 02:42:14 74.43, 128.08 73.54 09/20/2025 02:41:46 74.41, 128.14 73.52 2.40 28
12 09/22/2025 12:13:15 74.47, -14.78 74.51 09/22/2025 12:13:58 74.47, -14.83 74.50 1.37 43
13 09/22/2025 13:03:59 -74.44, 152.63 105.52 09/22/2025 13:03:20 -74.43, 152.74 105.53 3.29 39

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/9/2025
SNOs_Map_NPP_TERRA_20250910.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/09/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA