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: 6/13/2018
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 06/14/2018 20:03:40 -68.28, 57.79 135.11 06/14/2018 20:04:15 -68.30, 57.73 135.10 3.24 35
2 06/14/2018 20:54:25 68.20,-134.80 44.80 06/14/2018 20:53:42 68.19,-134.76 44.79 1.87 43
3 06/17/2018 11:30:00 68.73, 5.65 45.26 06/17/2018 11:31:11 68.62, 6.36 45.13 31.52 71
4 06/17/2018 12:20:35 -68.29, 173.56 135.21 06/17/2018 12:20:45 -68.30, 173.60 135.19 2.55 10
5 06/17/2018 13:11:19 68.15, -18.96 44.66 06/17/2018 13:10:13 68.13, -18.96 44.64 2.55 66
6 06/20/2018 03:46:48 68.37, 121.91 44.84 06/20/2018 03:47:45 68.39, 121.95 44.85 3.30 57
7 06/20/2018 04:37:29 -68.24, -70.61 135.30 06/20/2018 04:37:16 -68.24, -70.60 135.30 0.51 13
8 06/20/2018 05:28:02 67.51, 97.60 43.96 06/20/2018 05:26:53 67.56, 96.26 44.03 57.32 69
9 06/22/2018 20:03:41 68.32,-122.26 44.79 06/22/2018 20:04:15 68.32,-122.25 44.79 0.34 34
10 06/22/2018 20:54:22 -68.19, 45.23 135.34 06/22/2018 20:53:46 -68.17, 45.20 135.36 2.19 36
11 06/25/2018 11:30:01 -68.94,-174.62 134.52 06/25/2018 11:31:11 -68.82,-173.41 134.67 50.15 70
12 06/25/2018 12:20:35 68.28, -6.43 44.80 06/25/2018 12:20:46 68.25, -6.46 44.77 3.25 11
13 06/25/2018 13:11:16 -68.15, 161.06 135.34 06/25/2018 13:10:16 -68.16, 161.06 135.32 1.83 60

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/13/2018
SNOs_Map_NPP_TERRA_20180613.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/13/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service