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: 12/12/2018
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 12/13/2018 02:06:09 69.33, 145.89 92.35 12/13/2018 02:07:16 69.18, 147.98 92.20 84.19 67
2 12/13/2018 02:56:34 -68.33, -45.45 88.66 12/13/2018 02:56:59 -68.35, -45.43 88.64 2.27 25
3 12/13/2018 03:47:18 68.21, 122.01 91.23 12/13/2018 03:46:27 68.18, 122.02 91.20 2.62 51
4 12/15/2018 18:22:47 68.43, -97.12 91.60 12/15/2018 18:23:59 68.41, -97.10 91.58 1.78 72
5 12/15/2018 19:13:28 -68.28, 70.38 88.55 12/15/2018 19:13:29 -68.31, 70.40 88.53 2.80 1
6 12/15/2018 20:04:10 68.05,-122.02 91.23 12/15/2018 20:02:58 68.08,-122.22 91.25 8.71 72
7 12/18/2018 10:39:40 68.33, 18.77 91.61 12/18/2018 10:40:29 68.35, 18.70 91.62 3.47 49
8 12/18/2018 11:30:22 -68.24,-173.79 88.49 12/18/2018 11:29:59 -68.25,-173.79 88.48 1.33 23
9 12/18/2018 12:20:49 67.20, -5.22 90.47 12/18/2018 12:19:42 67.23, -7.30 90.51 89.70 67
10 12/21/2018 02:06:08 -69.42, -34.24 87.25 12/21/2018 02:07:14 -69.34, -31.81 87.35 95.51 66
11 12/21/2018 02:56:34 68.35, 134.52 91.67 12/21/2018 02:56:57 68.33, 134.56 91.65 2.52 23
12 12/21/2018 03:47:15 -68.19, -57.97 88.49 12/21/2018 03:46:28 -68.18, -57.99 88.51 2.20 47
13 12/23/2018 18:22:46 -68.52, 82.75 88.17 12/23/2018 18:23:58 -68.48, 82.98 88.22 10.81 72
14 12/23/2018 19:13:27 68.26,-109.60 91.57 12/23/2018 19:13:27 68.24,-109.66 91.55 3.12 0
15 12/23/2018 20:04:09 -68.16, 57.85 88.54 12/23/2018 20:02:57 -68.15, 57.86 88.55 1.23 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/12/2018
SNOs_Map_NPP_TERRA_20181212.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/12/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service