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: 11/22/2017
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 11/24/2017 02:06:12 69.25, 146.00 89.69 11/24/2017 02:07:20 69.16, 147.93 89.63 76.54 68
2 11/24/2017 02:56:39 -68.35, -45.48 91.19 11/24/2017 02:57:03 -68.33, -45.48 91.22 3.18 24
3 11/24/2017 03:47:23 68.23, 121.98 88.70 11/24/2017 03:46:30 68.22, 122.03 88.68 2.61 53
4 11/26/2017 18:22:51 68.42, -97.11 89.39 11/26/2017 18:24:02 68.40, -97.14 89.37 2.77 71
5 11/26/2017 19:13:32 -68.28, 70.39 90.75 11/26/2017 19:13:32 -68.29, 70.36 90.74 2.19 0
6 11/26/2017 20:04:14 68.05,-122.01 89.03 11/26/2017 20:03:01 68.07,-122.26 89.04 10.50 73
7 11/29/2017 10:39:43 68.35, 18.75 89.78 11/29/2017 10:40:30 68.35, 18.69 89.79 2.75 47
8 11/29/2017 11:30:25 -68.25,-173.81 90.31 11/29/2017 11:30:00 -68.25,-173.81 90.32 0.56 25
9 11/29/2017 12:20:50 67.11, -5.11 88.57 11/29/2017 12:19:44 67.18, -7.38 88.61 98.45 66
10 12/02/2017 02:06:10 -69.35, -34.14 88.81 12/02/2017 02:07:17 -69.25, -31.95 88.89 86.87 67
11 12/02/2017 02:56:37 68.33, 134.54 90.19 12/02/2017 02:56:58 68.35, 134.57 90.21 2.69 21
12 12/02/2017 03:47:18 -68.18, -57.94 89.96 12/02/2017 03:46:29 -68.20, -57.98 89.95 2.42 49
13 12/04/2017 18:22:48 -68.48, 82.82 89.31 12/04/2017 18:23:59 -68.47, 82.95 89.32 5.74 71
14 12/04/2017 19:13:30 68.27,-109.60 90.49 12/04/2017 19:13:27 68.29,-109.61 90.51 2.90 3
15 12/04/2017 20:04:11 -68.11, 57.92 89.67 12/04/2017 20:02:58 -68.14, 57.84 89.64 4.53 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/22/2017
SNOs_Map_NPP_TERRA_20171122.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/22/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service