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: 4/24/2021
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 04/25/2021 02:04:43 68.54, 147.11 55.21 04/25/2021 02:05:39 68.53, 147.06 55.19 2.41 56
2 04/25/2021 02:55:24 -68.41, -45.41 124.94 04/25/2021 02:55:09 -68.41, -45.45 124.94 1.89 15
3 04/25/2021 03:45:56 67.63, 122.88 54.26 04/25/2021 03:44:47 67.69, 121.35 54.34 65.17 69
4 04/27/2021 18:21:36 68.50, -97.06 54.31 04/27/2021 18:22:06 68.52, -97.07 54.33 2.71 30
5 04/27/2021 19:12:17 -68.37, 70.43 125.84 04/27/2021 19:11:37 -68.36, 70.36 125.85 2.92 40
6 04/30/2021 09:47:51 -68.91,-149.14 126.10 04/30/2021 09:49:03 -68.79,-148.50 126.23 28.25 72
7 04/30/2021 10:38:29 68.46, 18.76 53.44 04/30/2021 10:38:34 68.46, 18.73 53.43 1.55 5
8 04/30/2021 11:29:10 -68.33,-173.74 126.71 04/30/2021 11:28:04 -68.35,-173.77 126.69 3.08 66
9 05/03/2021 02:04:38 -68.55, -32.88 127.27 05/03/2021 02:05:34 -68.56, -32.91 127.26 2.09 56
10 05/03/2021 02:55:22 68.43, 134.59 52.60 05/03/2021 02:55:01 68.44, 134.59 52.61 1.41 21
11 05/03/2021 03:45:52 -67.70, -57.17 128.15 05/03/2021 03:44:42 -67.73, -58.62 128.11 61.17 70
12 05/05/2021 18:21:30 -68.51, 82.95 128.08 05/05/2021 18:22:00 -68.54, 82.94 128.05 3.43 30
13 05/05/2021 19:12:14 68.40,-109.59 51.80 05/05/2021 19:11:27 68.42,-109.56 51.82 2.90 47
14 05/08/2021 09:47:44 68.74, 31.11 51.42 05/08/2021 09:48:56 68.67, 31.35 51.35 11.98 72
15 05/08/2021 10:38:23 -68.48,-161.23 128.85 05/08/2021 10:38:28 -68.46,-161.27 128.87 2.59 5
16 05/08/2021 11:29:07 68.37, 6.22 51.03 05/08/2021 11:27:55 68.34, 6.22 51.00 3.48 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/24/2021
SNOs_Map_NPP_TERRA_20210425.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/24/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA