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: 4/4/2025
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 04/05/2025 06:02:20 -73.58,-100.45 112.40 04/05/2025 06:03:01 -73.61,-100.48 112.38 3.34 41
2 04/05/2025 06:53:05 73.51, 67.04 67.51 04/05/2025 06:52:22 73.52, 66.99 67.53 1.69 43
3 04/07/2025 16:24:08 73.63, -75.99 66.73 04/07/2025 16:25:01 73.64, -75.97 66.73 1.68 53
4 04/07/2025 17:14:50 -73.55, 91.52 113.38 04/07/2025 17:14:23 -73.53, 91.47 113.39 2.51 27
5 04/10/2025 02:45:53 -73.68, -51.53 114.13 04/10/2025 02:47:01 -73.67, -51.45 114.16 2.39 68
6 04/10/2025 03:36:36 73.56, 116.05 65.73 04/10/2025 03:36:21 73.56, 115.99 65.73 2.06 15
7 04/12/2025 13:07:45 74.00, -27.75 65.33 04/12/2025 13:08:55 73.86, -26.59 65.11 38.85 70
8 04/12/2025 13:58:21 -73.62, 140.50 115.11 04/12/2025 13:58:20 -73.60, 140.53 115.13 1.71 1
9 04/12/2025 14:48:56 73.05, -50.93 64.26 04/12/2025 14:47:48 73.11, -52.78 64.43 60.40 68
10 04/15/2025 00:20:07 73.61, 165.07 64.00 04/15/2025 00:20:17 73.64, 165.06 64.02 2.81 10
11 04/15/2025 01:10:50 -73.57, -27.51 116.07 04/15/2025 01:09:39 -73.54, -27.46 116.08 2.92 71
12 04/17/2025 10:41:51 -73.63,-170.40 116.85 04/17/2025 10:42:15 -73.66,-170.43 116.83 3.24 24
13 04/17/2025 11:32:36 73.58, -2.97 63.09 04/17/2025 11:31:35 73.57, -2.93 63.09 1.32 61

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/4/2025
SNOs_Map_NPP_TERRA_20250404.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/04/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA