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: 4/17/2023
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 04/18/2023 15:34:12 -70.88, 122.30 120.07 04/18/2023 15:35:16 -70.88, 122.28 120.07 0.94 64
2 04/18/2023 16:24:56 70.76, -70.20 59.81 04/18/2023 16:24:39 70.79, -70.20 59.83 3.17 17
3 04/18/2023 17:15:24 -69.94, 98.40 121.06 04/18/2023 17:14:16 -70.04, 96.37 120.90 78.10 68
4 04/21/2023 04:28:05 -70.88, -71.19 120.94 04/21/2023 04:28:49 -70.90, -71.11 120.93 3.00 44
5 04/21/2023 05:18:49 70.77, 96.30 58.94 04/21/2023 05:18:13 70.75, 96.33 58.92 2.88 36
6 04/23/2023 17:21:57 -70.85, 95.39 121.83 04/23/2023 17:22:22 -70.87, 95.43 121.82 2.38 25
7 04/23/2023 18:12:41 70.74, -97.12 58.05 04/23/2023 18:11:46 70.72, -97.13 58.03 2.61 55
8 04/26/2023 05:25:14 71.29, 93.86 57.81 04/26/2023 05:26:24 71.21, 94.91 57.70 38.46 70
9 04/26/2023 06:15:49 -70.83, -98.04 122.69 04/26/2023 06:15:54 -70.85, -98.00 122.67 3.16 5
10 04/26/2023 07:06:31 70.62, 69.61 57.09 04/26/2023 07:05:19 70.65, 69.36 57.13 9.76 72
11 04/28/2023 18:18:58 70.91, -98.98 56.61 04/28/2023 18:19:59 70.93, -98.93 56.62 3.25 61
12 04/28/2023 19:09:40 -70.81, 68.51 123.51 04/28/2023 19:09:25 -70.79, 68.51 123.53 2.21 15

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/17/2023
SNOs_Map_NPP_TERRA_20230417.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/17/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA