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: 6/18/2019
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 06/20/2019 10:39:24 -68.37,-161.27 135.17 06/20/2019 10:40:28 -68.36,-161.32 135.18 2.29 64
2 06/20/2019 11:30:08 68.24, 6.21 44.70 06/20/2019 11:29:55 68.25, 6.18 44.71 1.82 13
3 06/20/2019 12:20:43 -67.78, 174.10 135.77 06/20/2019 12:19:31 -67.81, 173.30 135.72 33.62 72
4 06/23/2019 02:56:20 -68.36, -45.49 135.17 06/23/2019 02:56:56 -68.35, -45.46 135.19 1.36 36
5 06/23/2019 03:47:04 68.23, 121.99 44.70 06/23/2019 03:46:23 68.23, 122.04 44.70 2.40 41
6 06/25/2019 18:22:39 68.70, -97.49 45.23 06/25/2019 18:23:51 68.59, -96.91 45.11 26.25 72
7 06/25/2019 19:13:15 -68.29, 70.36 135.18 06/25/2019 19:13:25 -68.28, 70.34 135.21 2.41 10
8 06/25/2019 20:03:59 68.17,-122.17 44.69 06/25/2019 20:02:52 68.15,-122.17 44.68 1.87 67
9 06/28/2019 10:39:28 68.37, 18.71 45.00 06/28/2019 10:40:21 68.40, 18.73 45.02 2.83 53
10 06/28/2019 11:30:09 -68.23,-173.79 135.14 06/28/2019 11:29:52 -68.25,-173.81 135.13 1.85 17
11 06/28/2019 12:20:40 67.41, -5.46 44.02 06/28/2019 12:19:31 67.45, -7.09 44.09 69.65 69
12 07/01/2019 02:56:23 68.32, 134.55 45.10 07/01/2019 02:56:50 68.31, 134.51 45.08 2.19 27
13 07/01/2019 03:47:05 -68.23, -58.02 135.00 07/01/2019 03:46:20 -68.22, -57.97 135.01 2.51 45

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/18/2019
SNOs_Map_NPP_TERRA_20190618.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/18/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service