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: 11/6/2018
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 11/08/2018 10:39:44 -68.57,-161.47 94.91 11/08/2018 10:40:55 -68.53,-161.23 94.94 10.66 71
2 11/08/2018 11:30:26 68.32, 6.16 84.86 11/08/2018 11:30:24 68.31, 6.15 84.84 2.08 2
3 11/08/2018 12:21:07 -68.20, 173.64 95.25 11/08/2018 12:19:54 -68.20, 173.65 95.26 0.56 73
4 11/11/2018 02:56:36 -68.38, -45.46 94.34 11/11/2018 02:57:24 -68.40, -45.49 94.32 2.76 48
5 11/11/2018 03:47:21 68.30, 121.95 85.60 11/11/2018 03:46:51 68.28, 122.01 85.58 3.01 30
6 11/11/2018 04:37:44 -67.20, -69.38 95.47 11/11/2018 04:36:37 -67.29, -71.50 95.43 91.61 67
7 11/13/2018 18:23:02 69.13, -98.02 87.12 11/13/2018 18:24:11 69.04, -96.44 87.05 63.52 69
8 11/13/2018 19:13:31 -68.36, 70.34 93.64 11/13/2018 19:13:51 -68.38, 70.38 93.62 3.08 20
9 11/13/2018 20:04:15 68.22,-122.18 86.24 11/13/2018 20:03:19 68.20,-122.19 86.21 2.51 56
10 11/16/2018 10:39:43 68.41, 18.71 87.10 11/16/2018 10:40:48 68.40, 18.65 87.08 3.19 65
11 11/16/2018 11:30:24 -68.28,-173.79 93.04 11/16/2018 11:30:18 -68.30,-173.83 93.02 2.71 6
12 11/16/2018 12:21:02 67.83, -5.92 86.53 11/16/2018 12:19:50 67.89, -6.66 86.58 31.97 72
13 11/19/2018 02:56:37 68.34, 134.57 87.67 11/19/2018 02:57:15 68.36, 134.51 87.69 3.29 38
14 11/19/2018 03:47:19 -68.26, -58.00 92.41 11/19/2018 03:46:45 -68.27, -57.97 92.41 1.75 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/6/2018
SNOs_Map_NPP_TERRA_20181106.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/06/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service