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: 4/28/2021
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 04/30/2021 09:47:51 -68.94,-149.18 126.07 04/30/2021 09:49:02 -68.82,-148.48 126.20 31.37 71
2 04/30/2021 10:38:29 68.49, 18.72 53.47 04/30/2021 10:38:33 68.48, 18.76 53.46 1.71 4
3 04/30/2021 11:29:10 -68.36,-173.78 126.68 04/30/2021 11:28:03 -68.37,-173.74 126.67 2.31 67
4 05/03/2021 02:04:38 -68.58, -32.92 127.24 05/03/2021 02:05:33 -68.58, -32.89 127.24 1.33 55
5 05/03/2021 02:55:21 68.41, 134.62 52.58 05/03/2021 02:55:01 68.41, 134.55 52.58 2.78 20
6 05/03/2021 03:45:51 -67.68, -57.15 128.17 05/03/2021 03:44:41 -67.74, -58.60 128.09 61.59 70
7 05/05/2021 17:31:08 69.65, -85.95 53.10 05/05/2021 17:32:14 69.55, -83.40 52.98 99.59 66
8 05/05/2021 18:21:31 -68.55, 82.90 128.04 05/05/2021 18:22:00 -68.56, 82.96 128.03 2.76 29
9 05/05/2021 19:12:14 68.38,-109.57 51.78 05/05/2021 19:11:28 68.38,-109.60 51.79 1.70 46
10 05/08/2021 09:47:45 68.77, 31.07 51.46 05/08/2021 09:48:55 68.74, 31.44 51.42 15.32 70
11 05/08/2021 10:38:23 -68.46,-161.21 128.87 05/08/2021 10:38:28 -68.47,-161.26 128.86 2.46 5
12 05/08/2021 11:29:07 68.35, 6.25 51.01 05/08/2021 11:27:55 68.35, 6.24 51.02 0.47 72
13 05/11/2021 02:04:34 68.59, 147.09 50.57 05/11/2021 02:05:23 68.59, 147.13 50.57 1.80 49
14 05/11/2021 02:55:15 -68.43, -45.39 129.60 05/11/2021 02:54:54 -68.44, -45.42 129.60 1.37 21
15 05/11/2021 03:45:43 67.46, 123.13 49.42 05/11/2021 03:44:35 67.53, 121.17 49.50 84.04 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/28/2021
SNOs_Map_NPP_TERRA_20210428.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/28/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA