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: 3/29/2023
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 03/29/2023 10:04:10 -70.71,-155.17 112.66 03/29/2023 10:05:14 -70.72,-155.24 112.67 2.67 64
2 03/29/2023 10:54:55 70.64, 12.26 67.25 03/29/2023 10:54:36 70.65, 12.33 67.26 2.85 19
3 03/29/2023 11:45:22 -69.77,-179.07 113.68 03/29/2023 11:44:15 -69.83, 178.81 113.54 81.88 67
4 03/31/2023 22:58:08 -70.72, 11.34 113.65 03/31/2023 22:58:53 -70.71, 11.31 113.67 1.60 45
5 03/31/2023 23:48:52 70.60, 178.85 66.21 03/31/2023 23:48:16 70.59, 178.80 66.21 2.12 36
6 04/03/2023 11:52:05 -70.68, 177.92 114.67 04/03/2023 11:52:31 -70.70, 177.87 114.65 2.72 26
7 04/03/2023 12:42:49 70.56, -14.58 65.20 04/03/2023 12:41:54 70.58, -14.64 65.23 3.18 55
8 04/05/2023 23:55:27 71.17, 176.30 64.89 04/05/2023 23:56:37 71.03, 177.30 64.71 38.84 70
9 04/06/2023 00:46:02 -70.71, -15.61 115.61 04/06/2023 00:46:07 -70.70, -15.55 115.62 2.35 5
10 04/06/2023 01:36:44 70.49, 152.06 64.15 04/06/2023 01:35:31 70.53, 151.85 64.20 8.71 73
11 04/08/2023 12:49:17 70.80, -16.54 63.54 04/08/2023 12:50:18 70.77, -16.54 63.50 3.42 61
12 04/08/2023 13:39:58 -70.65, 151.01 116.63 04/08/2023 13:39:44 -70.65, 150.95 116.63 2.49 14
13 04/08/2023 14:30:27 69.75, -40.27 62.42 04/08/2023 14:29:20 69.82, -42.58 62.57 89.19 67
14 04/11/2023 01:43:13 70.75, 150.06 62.54 04/11/2023 01:43:53 70.78, 150.06 62.56 3.08 40
15 04/11/2023 02:33:55 -70.65, -42.47 117.58 04/11/2023 02:33:19 -70.66, -42.46 117.57 0.92 36

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/29/2023
SNOs_Map_NPP_TERRA_20230329.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/29/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA