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: 1/18/2025
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 01/19/2025 09:51:00 -73.23,-156.96 86.29 01/19/2025 09:51:42 -73.23,-156.96 86.30 0.32 42
2 01/19/2025 10:41:44 73.15, 10.52 93.62 01/19/2025 10:41:02 73.12, 10.51 93.60 3.01 42
3 01/21/2025 20:12:53 73.76,-133.62 93.78 01/21/2025 20:14:01 73.66,-131.73 93.56 59.82 68
4 01/21/2025 21:03:26 -73.19, 35.01 86.87 01/21/2025 21:03:32 -73.18, 34.94 86.88 2.62 6
5 01/21/2025 21:54:06 72.91,-157.08 92.82 01/21/2025 21:52:54 72.96,-157.81 92.92 24.21 72
6 01/24/2025 07:25:09 73.24, 59.48 92.63 01/24/2025 07:25:57 73.25, 59.43 92.63 1.88 48
7 01/24/2025 08:15:52 -73.17,-133.04 87.47 01/24/2025 08:15:20 -73.19,-133.02 87.44 3.01 32
8 01/26/2025 18:37:35 73.22,-108.59 92.00 01/26/2025 18:37:45 73.22,-108.61 92.00 0.90 10
9 01/26/2025 19:28:18 -73.15, 58.89 88.09 01/26/2025 19:27:08 -73.17, 58.94 88.06 2.61 70
10 01/29/2025 04:59:17 -73.29, -84.15 88.57 01/29/2025 05:00:13 -73.28, -84.16 88.59 0.77 56
11 01/29/2025 05:50:01 73.22, 83.32 91.35 01/29/2025 05:49:32 73.21, 83.37 91.35 2.10 29
12 01/31/2025 16:11:42 -73.24, 107.86 89.30 01/31/2025 16:12:00 -73.23, 107.76 89.30 3.23 18

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/18/2025
SNOs_Map_NPP_TERRA_20250118.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/18/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA