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: 10/29/2018
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 10/31/2018 10:39:47 68.74, 18.33 82.80 10/31/2018 10:40:59 68.64, 18.85 82.72 23.58 72
2 10/31/2018 11:30:23 -68.34,-173.83 97.58 10/31/2018 11:30:32 -68.36,-173.86 97.56 2.05 9
3 10/31/2018 12:21:07 68.21, -6.35 82.30 10/31/2018 12:20:00 68.20, -6.41 82.29 2.61 67
4 11/03/2018 02:56:36 68.44, 134.49 83.37 11/03/2018 02:57:29 68.45, 134.51 83.38 1.48 53
5 11/03/2018 03:47:17 -68.32, -58.03 96.75 11/03/2018 03:46:59 -68.34, -57.99 96.73 3.30 18
6 11/03/2018 04:37:48 67.48, 110.32 82.44 11/03/2018 04:36:39 67.50, 108.68 82.43 69.68 69
7 11/05/2018 19:13:28 68.37,-109.64 84.11 11/05/2018 19:13:56 68.37,-109.70 84.12 2.27 28
8 11/05/2018 20:04:10 -68.29, 57.77 95.96 11/05/2018 20:03:26 -68.26, 57.80 95.99 3.23 44
9 11/08/2018 10:39:42 -68.69,-161.60 94.79 11/08/2018 10:40:53 -68.62,-161.15 94.85 19.86 71
10 11/08/2018 11:30:22 68.35, 6.15 84.89 11/08/2018 11:30:23 68.34, 6.15 84.88 0.80 1
11 11/08/2018 12:21:03 -68.21, 173.64 95.24 11/08/2018 12:19:53 -68.24, 173.66 95.23 2.62 70
12 11/11/2018 02:56:31 -68.40, -45.46 94.32 11/11/2018 02:57:23 -68.42, -45.50 94.30 3.27 52
13 11/11/2018 03:47:15 68.28, 122.01 85.57 11/11/2018 03:46:50 68.30, 122.00 85.60 3.16 25
14 11/11/2018 04:37:42 -67.38, -69.57 95.30 11/11/2018 04:36:34 -67.42, -71.39 95.30 77.68 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/29/2018
SNOs_Map_NPP_TERRA_20181029.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/29/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service