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: 10/30/2018
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 10:39:48 68.75, 18.31 82.82 10/31/2018 10:40:58 68.68, 18.90 82.76 25.10 70
2 10/31/2018 11:30:24 -68.36,-173.86 97.56 10/31/2018 11:30:32 -68.33,-173.89 97.59 3.05 8
3 10/31/2018 12:21:08 68.22, -6.37 82.32 10/31/2018 12:19:59 68.23, -6.36 82.32 1.66 69
4 11/03/2018 02:56:38 68.45, 134.47 83.37 11/03/2018 02:57:29 68.43, 134.49 83.36 2.13 51
5 11/03/2018 03:47:19 -68.32, -58.05 96.74 11/03/2018 03:46:59 -68.32, -58.02 96.76 1.44 20
6 11/03/2018 04:37:48 67.38, 110.43 82.35 11/03/2018 04:36:40 67.43, 108.60 82.35 78.50 68
7 11/05/2018 18:23:07 -69.52, 81.47 94.77 11/05/2018 18:24:13 -69.40, 83.96 94.84 98.14 66
8 11/05/2018 19:13:32 68.37,-109.66 84.12 11/05/2018 19:13:57 68.35,-109.72 84.10 3.21 25
9 11/05/2018 20:04:13 -68.24, 57.82 96.00 11/05/2018 20:03:27 -68.24, 57.78 96.01 1.91 46
10 11/08/2018 10:39:43 -68.53,-161.41 94.95 11/08/2018 10:40:55 -68.49,-161.31 94.98 6.13 72
11 11/08/2018 11:30:26 68.35, 6.13 84.89 11/08/2018 11:30:23 68.32, 6.13 84.86 2.90 3
12 11/08/2018 12:21:06 -68.16, 173.69 95.29 11/08/2018 12:19:54 -68.16, 173.57 95.31 5.00 72
13 11/11/2018 02:56:36 -68.40, -45.48 94.32 11/11/2018 02:57:23 -68.40, -45.53 94.32 1.95 47
14 11/11/2018 03:47:20 68.27, 121.99 85.57 11/11/2018 03:46:50 68.29, 121.98 85.58 1.49 30
15 11/11/2018 04:37:44 -67.22, -69.40 95.45 11/11/2018 04:36:37 -67.23, -71.60 95.49 94.38 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/30/2018
SNOs_Map_NPP_TERRA_20181030.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/30/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service