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: 5/30/2019
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 05/30/2019 04:37:22 67.31, 110.45 45.47 05/30/2019 04:36:14 67.38, 108.68 45.55 76.33 68
2 06/01/2019 19:13:07 68.31,-109.64 46.10 06/01/2019 19:13:33 68.29,-109.67 46.09 1.90 26
3 06/01/2019 20:03:48 -68.17, 57.86 134.05 06/01/2019 20:03:03 -68.19, 57.84 134.03 2.32 45
4 06/04/2019 10:39:21 -68.51,-161.45 134.02 06/04/2019 10:40:33 -68.48,-161.21 134.06 10.58 72
5 06/04/2019 11:30:02 68.23, 6.23 45.69 06/04/2019 11:30:02 68.25, 6.17 45.71 3.37 0
6 06/04/2019 12:20:44 -68.14, 173.66 134.41 06/04/2019 12:19:32 -68.15, 173.68 134.40 1.06 72
7 06/07/2019 02:56:13 -68.33, -45.44 134.49 06/07/2019 02:57:03 -68.33, -45.51 134.50 2.67 50
8 06/07/2019 03:46:57 68.21, 122.02 45.39 06/07/2019 03:46:30 68.21, 122.00 45.38 0.99 27
9 06/07/2019 04:37:23 -67.26, -69.49 135.58 06/07/2019 04:36:15 -67.27, -71.44 135.55 83.75 68
10 06/09/2019 18:22:42 69.21, -98.17 46.17 06/09/2019 18:23:49 69.11, -96.29 46.04 75.38 67
11 06/09/2019 19:13:09 -68.31, 70.35 134.76 06/09/2019 19:13:32 -68.29, 70.32 134.78 2.94 23
12 06/09/2019 20:03:53 68.19,-122.19 45.13 06/09/2019 20:02:59 68.16,-122.18 45.10 3.39 54
13 06/12/2019 10:39:23 68.39, 18.70 45.14 06/12/2019 10:40:30 68.39, 18.70 45.13 0.43 67
14 06/12/2019 11:30:04 -68.24,-173.79 135.02 06/12/2019 11:30:01 -68.24,-173.85 135.02 2.65 3
15 06/12/2019 12:20:43 67.85, -5.99 44.59 06/12/2019 12:19:31 67.95, -6.55 44.69 25.59 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/30/2019
SNOs_Map_NPP_TERRA_20190530.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/30/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service