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: 7/10/2019
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 07/11/2019 18:22:38 68.43, -97.13 46.28 07/11/2019 18:23:49 68.41, -97.13 46.26 1.74 71
2 07/11/2019 19:13:19 -68.30, 70.35 133.85 07/11/2019 19:13:19 -68.31, 70.38 133.84 1.46 0
3 07/11/2019 20:04:01 68.05,-122.03 45.91 07/11/2019 20:02:48 68.08,-122.24 45.94 9.29 73
4 07/14/2019 10:39:33 68.38, 18.70 46.62 07/14/2019 10:40:18 68.37, 18.71 46.60 1.07 45
5 07/14/2019 11:30:14 -68.25,-173.82 133.51 07/14/2019 11:29:48 -68.27,-173.78 133.50 2.47 26
6 07/17/2019 02:05:59 -69.27, -34.04 132.05 07/17/2019 02:07:07 -69.17, -32.06 132.19 78.79 68
7 07/17/2019 02:56:28 68.33, 134.53 47.00 07/17/2019 02:56:47 68.33, 134.54 46.99 0.70 19
8 07/17/2019 03:47:09 -68.20, -57.98 133.13 07/17/2019 03:46:18 -68.18, -58.01 133.16 3.23 51
9 07/19/2019 18:22:38 -68.42, 82.88 132.45 07/19/2019 18:23:48 -68.41, 82.87 132.47 0.90 70
10 07/19/2019 19:13:22 68.29,-109.65 47.43 07/19/2019 19:13:15 68.29,-109.63 47.42 0.74 7
11 07/19/2019 20:04:00 -67.99, 58.05 132.88 07/19/2019 20:02:48 -68.03, 57.69 132.83 15.34 72
12 07/22/2019 10:39:33 -68.38,-161.29 131.99 07/22/2019 10:40:17 -68.37,-161.29 131.99 0.22 44
13 07/22/2019 11:30:17 68.25, 6.18 47.90 07/22/2019 11:29:44 68.25, 6.20 47.89 1.07 33

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/10/2019
SNOs_Map_NPP_TERRA_20190710.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/10/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service