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: 4/10/2023
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 04/11/2023 01:43:14 70.78, 149.99 62.58 04/11/2023 01:43:55 70.78, 150.05 62.56 2.08 41
2 04/11/2023 02:33:55 -70.65, -42.47 117.58 04/11/2023 02:33:21 -70.65, -42.50 117.58 1.06 34
3 04/13/2023 14:37:10 70.73, -43.40 61.59 04/13/2023 14:37:31 70.76, -43.41 61.61 2.88 21
4 04/13/2023 15:27:52 -70.65, 124.06 118.51 04/13/2023 15:26:57 -70.63, 124.05 118.53 2.13 55
5 04/16/2023 02:40:29 -71.17, -44.92 118.86 04/16/2023 02:41:40 -71.03, -44.08 119.03 34.28 71
6 04/16/2023 03:31:07 70.74, 123.11 60.69 04/16/2023 03:31:06 70.76, 123.18 60.70 3.44 1
7 04/16/2023 04:21:46 -70.50, -69.17 119.59 04/16/2023 04:20:34 -70.52, -69.53 119.55 13.40 72
8 04/18/2023 15:34:19 -70.82, 122.19 120.12 04/18/2023 15:35:18 -70.84, 122.21 120.11 1.68 59
9 04/18/2023 16:25:03 70.71, -70.31 59.76 04/18/2023 16:24:41 70.74, -70.28 59.78 3.18 22
10 04/18/2023 17:15:28 -69.72, 98.54 121.28 04/18/2023 17:14:22 -69.78, 96.01 121.15 97.80 66
11 04/21/2023 04:28:15 -70.79, -71.23 121.03 04/21/2023 04:28:53 -70.78, -71.29 121.05 2.78 38
12 04/21/2023 05:18:59 70.69, 96.25 58.85 04/21/2023 05:18:16 70.68, 96.22 58.85 1.49 43
13 04/23/2023 16:31:42 71.60, -73.43 58.98 04/23/2023 16:32:49 71.48, -71.26 58.80 77.55 67
14 04/23/2023 17:22:10 -70.78, 95.32 121.90 04/23/2023 17:22:25 -70.80, 95.32 121.88 2.61 15
15 04/23/2023 18:12:54 70.67, -97.20 57.98 04/23/2023 18:11:49 70.64, -97.25 57.96 3.42 65

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/10/2023
SNOs_Map_NPP_TERRA_20230410.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/10/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA