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: 11/14/2019
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 11/14/2019 03:47:01 68.24, 122.05 86.28 11/14/2019 03:45:59 68.22, 122.06 86.25 2.54 62
2 11/16/2019 18:22:29 68.45, -97.08 87.15 11/16/2019 18:23:30 68.46, -97.04 87.16 1.79 61
3 11/16/2019 19:13:10 -68.32, 70.41 92.97 11/16/2019 19:13:01 -68.31, 70.40 92.99 2.03 9
4 11/16/2019 20:03:46 67.76,-121.57 86.49 11/16/2019 20:02:35 67.80,-122.55 86.50 41.44 71
5 11/19/2019 10:39:21 68.40, 18.76 87.75 11/19/2019 10:39:58 68.42, 18.79 87.77 2.60 37
6 11/19/2019 11:30:02 -68.27,-173.75 92.38 11/19/2019 11:29:29 -68.27,-173.76 92.39 0.44 33
7 11/22/2019 02:05:42 -69.13, -33.75 90.95 11/22/2019 02:06:51 -69.00, -32.25 91.06 61.07 69
8 11/22/2019 02:56:14 68.36, 134.59 88.30 11/22/2019 02:56:27 68.38, 134.62 88.32 2.31 13
9 11/22/2019 03:46:55 -68.22, -57.92 91.83 11/22/2019 03:45:58 -68.22, -57.93 91.83 0.33 57
10 11/24/2019 18:22:23 -68.44, 82.95 91.07 11/24/2019 18:23:29 -68.45, 82.94 91.07 0.71 66
11 11/24/2019 19:13:07 68.31,-109.58 88.82 11/24/2019 19:12:56 68.32,-109.56 88.82 1.00 11
12 11/24/2019 20:03:43 -67.91, 58.25 91.58 11/24/2019 20:02:31 -67.95, 57.63 91.56 26.12 72
13 11/27/2019 10:39:16 -68.40,-161.22 90.61 11/27/2019 10:39:58 -68.38,-161.24 90.62 1.73 42
14 11/27/2019 11:30:00 68.27, 6.24 89.29 11/27/2019 11:29:25 68.25, 6.25 89.26 2.24 35

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/14/2019
SNOs_Map_NPP_TERRA_20191114.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/14/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service