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: 1/31/2023
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 02/01/2023 15:58:50 -70.88, 115.74 92.01 02/01/2023 16:00:01 -70.77, 116.69 92.18 37.04 71
2 02/01/2023 16:49:26 70.40, -76.18 87.48 02/01/2023 16:49:28 70.42, -76.17 87.49 1.48 2
3 02/01/2023 17:40:07 -70.26, 91.37 92.69 02/01/2023 17:38:54 -70.30, 91.31 92.64 4.88 73
4 02/04/2023 04:52:47 -70.97, -77.90 92.65 02/04/2023 04:53:57 -70.83, -76.73 92.85 45.42 70
5 02/04/2023 05:43:22 70.40, 90.36 86.73 02/04/2023 05:43:26 70.42, 90.32 86.75 2.73 4
6 02/04/2023 06:34:04 -70.30,-102.17 93.38 02/04/2023 06:32:52 -70.30,-102.19 93.37 0.98 72
7 02/06/2023 17:46:44 -71.02, 88.55 93.36 02/06/2023 17:47:54 -70.87, 89.82 93.58 49.22 70
8 02/06/2023 18:37:19 70.45,-103.20 86.02 02/06/2023 18:37:23 70.45,-103.14 86.02 2.36 4
9 02/06/2023 19:28:01 -70.35, 64.28 94.10 02/06/2023 19:26:49 -70.35, 64.36 94.09 2.95 72
10 02/09/2023 06:40:41 -71.07,-105.02 94.10 02/09/2023 06:41:50 -70.95,-103.57 94.30 54.30 69
11 02/09/2023 07:31:15 70.45, 63.32 85.23 02/09/2023 07:31:20 70.47, 63.37 85.24 2.92 5
12 02/09/2023 08:21:57 -70.35,-129.20 94.90 02/09/2023 08:20:47 -70.32,-129.20 94.92 3.69 70
13 02/11/2023 19:34:37 -71.08, 61.49 94.92 02/11/2023 19:35:46 -71.01, 63.01 95.07 55.48 69
14 02/11/2023 20:25:11 70.46,-130.17 84.41 02/11/2023 20:25:17 70.47,-130.14 84.41 1.33 6
15 02/11/2023 21:15:53 -70.36, 37.31 95.72 02/11/2023 21:14:43 -70.37, 37.37 95.69 2.99 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/31/2023
SNOs_Map_NPP_TERRA_20230131.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/31/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA