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: 12/3/2019
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 12/05/2019 10:39:13 68.42, 18.75 90.66 12/05/2019 10:39:59 68.44, 18.80 90.68 3.22 46
2 12/05/2019 11:29:54 -68.29,-173.77 89.47 12/05/2019 11:29:30 -68.27,-173.77 89.49 1.88 24
3 12/05/2019 12:20:20 67.18, -5.11 89.44 12/05/2019 12:19:13 67.27, -7.27 89.51 93.72 67
4 12/08/2019 02:05:40 -69.47, -34.23 87.97 12/08/2019 02:06:46 -69.37, -31.77 88.06 96.55 66
5 12/08/2019 02:56:06 68.39, 134.56 90.95 12/08/2019 02:56:29 68.38, 134.61 90.94 2.26 23
6 12/08/2019 03:46:47 -68.25, -57.95 89.19 12/08/2019 03:45:59 -68.27, -57.89 89.18 3.17 48
7 12/10/2019 18:22:17 -68.64, 82.69 88.54 12/10/2019 18:23:28 -68.59, 83.11 88.59 17.78 71
8 12/10/2019 19:12:57 68.31,-109.56 91.13 12/10/2019 19:12:58 68.32,-109.59 91.13 1.48 1
9 12/10/2019 20:03:39 -68.22, 57.86 88.96 12/10/2019 20:02:28 -68.21, 57.92 88.98 2.77 71
10 12/13/2019 10:39:06 -68.40,-161.22 88.58 12/13/2019 10:40:00 -68.42,-161.23 88.56 2.01 54
11 12/13/2019 11:29:50 68.28, 6.25 91.31 12/13/2019 11:29:27 68.30, 6.28 91.33 2.89 23
12 12/13/2019 12:20:18 -67.44, 174.60 89.54 12/13/2019 12:19:09 -67.53, 173.02 89.45 68.34 69
13 12/16/2019 02:55:59 -68.37, -45.41 88.45 12/16/2019 02:56:30 -68.35, -45.43 88.48 2.98 31
14 12/16/2019 03:46:43 68.26, 122.05 91.44 12/16/2019 03:45:57 68.23, 122.08 91.41 3.17 46

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/3/2019
SNOs_Map_NPP_TERRA_20191204.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/03/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service