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: 12/2/2019
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 68.41, 18.76 90.65 12/05/2019 10:40:00 68.40, 18.75 90.64 1.42 47
2 12/05/2019 11:29:54 -68.28,-173.75 89.48 12/05/2019 11:29:30 -68.29,-173.75 89.47 0.91 24
3 12/05/2019 12:20:20 67.17, -5.10 89.43 12/05/2019 12:19:14 67.22, -7.32 89.46 96.04 66
4 12/08/2019 02:05:39 -69.46, -34.21 87.98 12/08/2019 02:06:45 -69.39, -31.75 88.05 96.47 66
5 12/08/2019 02:56:05 68.38, 134.57 90.94 12/08/2019 02:56:28 68.39, 134.63 90.95 2.86 23
6 12/08/2019 03:46:46 -68.24, -57.94 89.20 12/08/2019 03:45:59 -68.23, -57.93 89.22 1.53 47
7 12/10/2019 18:22:17 -68.63, 82.71 88.56 12/10/2019 18:23:29 -68.56, 83.06 88.63 16.85 72
8 12/10/2019 19:12:58 68.35,-109.62 91.17 12/10/2019 19:12:58 68.33,-109.56 91.15 2.99 0
9 12/10/2019 20:03:39 -68.21, 57.88 88.97 12/10/2019 20:02:28 -68.23, 57.94 88.96 3.09 71
10 12/13/2019 10:39:06 -68.39,-161.20 88.59 12/13/2019 10:40:01 -68.38,-161.27 88.60 2.85 55
11 12/13/2019 11:29:50 68.27, 6.26 91.30 12/13/2019 11:29:28 68.27, 6.24 91.29 0.96 22
12 12/13/2019 12:20:19 -67.48, 174.55 89.49 12/13/2019 12:19:09 -67.55, 173.04 89.43 64.70 70
13 12/16/2019 02:55:59 -68.36, -45.39 88.46 12/16/2019 02:56:30 -68.37, -45.40 88.46 0.80 31
14 12/16/2019 03:46:43 68.25, 122.06 91.43 12/16/2019 03:45:57 68.25, 122.11 91.43 1.91 46

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/2/2019
SNOs_Map_NPP_TERRA_20191203.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/02/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service