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: 6/29/2019
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 07/01/2019 02:56:23 68.34, 134.53 45.12 07/01/2019 02:56:51 68.33, 134.53 45.10 0.84 28
2 07/01/2019 03:47:04 -68.21, -57.99 135.02 07/01/2019 03:46:21 -68.23, -57.96 135.00 2.20 43
3 07/03/2019 18:22:39 -68.68, 82.54 134.33 07/03/2019 18:23:51 -68.57, 83.06 134.47 24.47 72
4 07/03/2019 19:13:18 68.28,-109.63 45.26 07/03/2019 19:13:21 68.28,-109.64 45.26 0.59 3
5 07/03/2019 20:03:59 -68.15, 57.86 134.88 07/03/2019 20:02:52 -68.13, 57.80 134.89 3.18 67
6 07/06/2019 10:39:30 -68.41,-161.34 134.37 07/06/2019 10:40:24 -68.40,-161.28 134.39 2.95 54
7 07/06/2019 11:30:13 68.23, 6.21 45.45 07/06/2019 11:29:52 68.22, 6.15 45.44 2.46 21
8 07/06/2019 12:20:42 -67.45, 174.49 135.34 07/06/2019 12:19:33 -67.51, 172.97 135.25 65.19 69
9 07/09/2019 02:56:25 -68.36, -45.50 134.13 07/09/2019 02:56:55 -68.37, -45.44 134.12 2.80 30
10 07/09/2019 03:47:08 68.18, 122.04 45.69 07/09/2019 03:46:23 68.19, 121.99 45.71 2.56 45
11 07/11/2019 18:22:42 68.66, -97.44 46.52 07/11/2019 18:23:53 68.58, -96.95 46.42 22.01 71
12 07/11/2019 19:13:19 -68.31, 70.34 133.84 07/11/2019 19:13:26 -68.33, 70.37 133.83 2.54 7
13 07/11/2019 20:04:03 68.18,-122.19 46.04 07/11/2019 20:02:53 68.20,-122.13 46.06 3.02 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/29/2019
SNOs_Map_NPP_TERRA_20190629.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/29/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service