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: 8/27/2018
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 08/28/2018 11:30:15 -68.40,-173.92 121.34 08/28/2018 11:31:11 -68.42,-173.91 121.32 2.29 56
2 08/28/2018 12:20:59 68.28, -6.46 58.56 08/28/2018 12:20:39 68.25, -6.46 58.53 3.17 20
3 08/28/2018 13:11:29 -67.54, 161.78 122.18 08/28/2018 13:10:19 -67.58, 160.40 122.12 59.10 70
4 08/31/2018 02:56:47 69.47, 133.07 60.70 08/31/2018 02:57:53 69.39, 135.57 60.60 98.11 66
5 08/31/2018 03:47:10 -68.35, -58.09 120.43 08/31/2018 03:47:40 -68.34, -58.13 120.45 1.94 30
6 08/31/2018 04:37:54 68.24, 109.36 59.47 08/31/2018 04:37:07 68.23, 109.39 59.46 1.49 47
7 09/02/2018 19:13:26 68.52,-109.86 60.70 09/02/2018 19:14:38 68.48,-109.71 60.66 7.34 72
8 09/02/2018 20:04:06 -68.31, 57.73 119.50 09/02/2018 20:04:09 -68.32, 57.73 119.50 1.19 3
9 09/02/2018 20:54:49 68.15,-134.75 60.35 09/02/2018 20:53:37 68.15,-134.83 60.35 3.23 72
10 09/05/2018 11:30:21 68.43, 6.03 61.59 09/05/2018 11:31:08 68.41, 6.08 61.57 3.03 47
11 09/05/2018 12:21:02 -68.27, 173.55 118.56 09/05/2018 12:20:39 -68.25, 173.52 118.58 2.78 23
12 09/05/2018 13:11:28 67.19, -17.82 60.37 09/05/2018 13:10:22 67.24, -19.99 60.43 93.84 66
13 09/08/2018 02:56:49 -69.35, -46.77 116.49 09/08/2018 02:57:56 -69.28, -44.59 116.57 86.02 67
14 09/08/2018 03:47:16 68.34, 121.91 62.50 09/08/2018 03:47:38 68.34, 121.87 62.49 1.78 22
15 09/08/2018 04:37:58 -68.23, -70.63 117.60 09/08/2018 04:37:08 -68.23, -70.62 117.60 0.56 50

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/27/2018
SNOs_Map_NPP_TERRA_20180827.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/27/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service