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: 5/10/2019
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 05/11/2019 10:39:19 69.00, 17.93 51.04 05/11/2019 10:40:28 68.92, 19.33 50.94 56.96 69
2 05/11/2019 11:29:50 -68.32,-173.85 129.67 05/11/2019 11:30:07 -68.30,-173.79 129.69 3.17 17
3 05/11/2019 12:20:33 68.15, -6.32 50.15 05/11/2019 12:19:35 68.14, -6.34 50.14 1.24 58
4 05/14/2019 02:56:04 68.38, 134.53 49.73 05/14/2019 02:57:07 68.36, 134.52 49.71 2.33 63
5 05/14/2019 03:46:45 -68.23, -57.96 130.43 05/14/2019 03:46:37 -68.25, -57.98 130.42 2.14 8
6 05/14/2019 04:37:22 67.73, 109.97 49.07 05/14/2019 04:36:11 67.75, 109.08 49.08 37.40 71
7 05/16/2019 19:13:00 68.34,-109.66 49.06 05/16/2019 19:13:36 68.35,-109.61 49.07 2.17 36
8 05/16/2019 20:03:41 -68.19, 57.85 131.10 05/16/2019 20:03:07 -68.19, 57.83 131.11 1.01 34
9 05/19/2019 10:39:21 -68.90,-161.95 130.96 05/19/2019 10:40:31 -68.85,-160.77 131.03 47.67 70
10 05/19/2019 11:29:55 68.26, 6.21 48.38 05/19/2019 11:30:06 68.29, 6.19 48.41 3.20 11
11 05/19/2019 12:20:36 -68.16, 173.66 131.73 05/19/2019 12:19:35 -68.18, 173.70 131.71 3.14 61
12 05/22/2019 02:56:07 -68.39, -45.50 132.03 05/22/2019 02:57:07 -68.39, -45.45 132.04 2.04 60
13 05/22/2019 03:46:50 68.23, 122.02 47.80 05/22/2019 03:46:35 68.22, 121.99 47.79 1.88 15
14 05/22/2019 04:37:23 -67.64, -69.93 132.80 05/22/2019 04:36:12 -67.73, -70.95 132.71 43.99 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/10/2019
SNOs_Map_NPP_TERRA_20190510.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/10/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service