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: 11/4/2018
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 11/05/2018 19:13:32 68.38,-109.67 84.12 11/05/2018 19:13:57 68.36,-109.69 84.10 2.32 25
2 11/05/2018 20:04:13 -68.25, 57.81 95.99 11/05/2018 20:03:27 -68.25, 57.81 96.00 0.53 46
3 11/08/2018 10:39:44 -68.54,-161.43 94.94 11/08/2018 10:40:56 -68.51,-161.25 94.96 7.57 72
4 11/08/2018 11:30:27 68.35, 6.13 84.89 11/08/2018 11:30:24 68.34, 6.18 84.88 2.53 3
5 11/08/2018 12:21:07 -68.17, 173.68 95.28 11/08/2018 12:19:55 -68.18, 173.63 95.28 2.60 72
6 11/11/2018 02:56:36 -68.40, -45.49 94.32 11/11/2018 02:57:24 -68.39, -45.51 94.33 1.54 48
7 11/11/2018 03:47:20 68.27, 121.99 85.57 11/11/2018 03:46:51 68.27, 121.99 85.57 0.14 29
8 11/11/2018 04:37:44 -67.23, -69.41 95.45 11/11/2018 04:36:37 -67.28, -71.52 95.44 90.81 67
9 11/13/2018 18:23:02 69.16, -98.05 87.15 11/13/2018 18:24:11 69.04, -96.45 87.05 65.10 69
10 11/13/2018 19:13:31 -68.38, 70.31 93.62 11/13/2018 19:13:51 -68.38, 70.37 93.61 2.48 20
11 11/13/2018 20:04:14 68.20,-122.15 86.22 11/13/2018 20:03:19 68.20,-122.20 86.22 2.25 55
12 11/16/2018 10:39:44 68.44, 18.68 87.12 11/16/2018 10:40:49 68.41, 18.66 87.10 3.11 65
13 11/16/2018 11:30:25 -68.30,-173.83 93.01 11/16/2018 11:30:19 -68.32,-173.82 93.00 1.73 6
14 11/16/2018 12:21:03 67.85, -5.95 86.56 11/16/2018 12:19:51 67.91, -6.65 86.60 29.93 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/4/2018
SNOs_Map_NPP_TERRA_20181104.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/04/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service