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 15:34:13 -70.90, 122.27 120.04 04/18/2023 15:35:16 -70.91, 122.33 120.04 2.91 63
2 04/18/2023 16:24:56 70.78, -70.23 59.83 04/18/2023 16:24:39 70.77, -70.23 59.81 1.39 17
3 04/18/2023 17:15:24 -69.96, 98.37 121.04 04/18/2023 17:14:16 -70.02, 96.34 120.92 77.46 68
4 04/21/2023 04:28:04 -70.86, -71.14 120.97 04/21/2023 04:28:49 -70.87, -71.15 120.96 1.87 45
5 04/21/2023 05:18:48 70.74, 96.35 58.91 04/21/2023 05:18:13 70.73, 96.29 58.90 2.83 35
6 04/23/2023 17:21:56 -70.82, 95.44 121.86 04/23/2023 17:22:22 -70.84, 95.39 121.84 2.55 26
7 04/23/2023 18:12:41 70.77, -97.16 58.08 04/23/2023 18:11:45 70.75, -97.09 58.06 3.47 56
8 04/26/2023 05:25:14 71.31, 93.81 57.84 04/26/2023 05:26:24 71.18, 94.86 57.67 40.12 70
9 04/26/2023 06:15:48 -70.80, -98.00 122.71 04/26/2023 06:15:54 -70.82, -98.05 122.70 2.64 6
10 04/26/2023 07:06:31 70.64, 69.56 57.12 04/26/2023 07:05:18 70.67, 69.39 57.15 7.06 73
11 04/28/2023 18:18:58 70.89, -98.94 56.58 04/28/2023 18:20:00 70.90, -98.99 56.58 2.14 62
12 04/28/2023 19:09:40 -70.79, 68.55 123.54 04/28/2023 19:09:25 -70.80, 68.53 123.52 2.06 15
13 04/28/2023 20:00:09 69.89,-122.75 55.54 04/28/2023 19:59:02 69.94,-125.06 55.64 88.37 67
14 05/01/2023 07:12:50 70.89, 67.59 55.80 05/01/2023 07:13:30 70.89, 67.61 55.80 0.95 40
15 05/01/2023 08:03:32 -70.78,-124.92 124.32 05/01/2023 08:02:55 -70.80,-124.88 124.31 2.63 37

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/17/2023
SNOs_Map_NPP_TERRA_20230418.jpg

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

Historial Predications of SNOs between NPP and TERRA