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: 1/20/2023
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 01/22/2023 12:22:58 -70.54, 170.21 89.78 01/22/2023 12:24:10 -70.49, 170.36 89.84 7.21 72
2 01/22/2023 13:13:41 70.37, -22.22 90.05 01/22/2023 13:13:34 70.37, -22.15 90.05 2.39 7
3 01/22/2023 14:04:16 -69.91, 145.81 90.45 01/22/2023 14:03:05 -69.97, 144.92 90.35 34.67 71
4 01/25/2023 01:16:57 -70.65, -23.46 90.25 01/25/2023 01:18:08 -70.60, -23.01 90.33 17.82 71
5 01/25/2023 02:07:38 70.39, 144.28 89.47 01/25/2023 02:07:34 70.36, 144.31 89.44 3.07 4
6 01/25/2023 02:58:15 -70.03, -47.85 90.92 01/25/2023 02:57:03 -70.07, -48.45 90.85 23.54 72
7 01/27/2023 14:10:54 -70.73, 142.94 90.80 01/27/2023 14:12:05 -70.66, 143.57 90.91 24.47 71
8 01/27/2023 15:01:33 70.36, -49.16 88.81 01/27/2023 15:01:32 70.36, -49.21 88.81 1.70 1
9 01/27/2023 15:52:12 -70.11, 118.56 91.47 01/27/2023 15:50:59 -70.19, 118.19 91.37 16.52 73
10 01/30/2023 03:04:52 -70.82, -50.68 91.37 01/30/2023 03:06:03 -70.68, -49.92 91.56 32.05 71
11 01/30/2023 03:55:30 70.40, 117.30 88.18 01/30/2023 03:55:30 70.37, 117.30 88.15 3.15 0
12 01/30/2023 04:46:10 -70.19, -75.06 92.05 01/30/2023 04:44:57 -70.20, -75.30 92.02 9.20 73
13 02/01/2023 15:58:49 -70.86, 115.77 92.03 02/01/2023 16:00:00 -70.71, 116.61 92.23 35.57 71
14 02/01/2023 16:49:26 70.40, -76.17 87.47 02/01/2023 16:49:27 70.40, -76.18 87.47 0.56 1
15 02/01/2023 17:40:07 -70.24, 91.40 92.71 02/01/2023 17:38:53 -70.29, 91.31 92.65 6.20 74

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/20/2023
SNOs_Map_NPP_TERRA_20230120.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/20/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA