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: 12/5/2018
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 12/07/2018 18:22:46 -68.41, 82.92 89.05 12/07/2018 18:23:56 -68.42, 82.91 89.04 1.96 70
2 12/07/2018 19:13:30 68.28,-109.61 90.83 12/07/2018 19:13:24 68.27,-109.63 90.82 1.52 6
3 12/07/2018 20:04:09 -68.04, 58.01 89.42 12/07/2018 20:02:55 -68.09, 57.79 89.37 11.08 74
4 12/10/2018 10:39:40 -68.35,-161.24 88.85 12/10/2018 10:40:23 -68.38,-161.25 88.82 2.96 43
5 12/10/2018 11:30:24 68.23, 6.22 91.04 12/10/2018 11:29:51 68.22, 6.20 91.03 1.26 33
6 12/13/2018 02:06:03 68.98, 146.37 92.00 12/13/2018 02:07:13 68.85, 147.59 91.87 50.91 70
7 12/13/2018 02:56:34 -68.30, -45.41 88.69 12/13/2018 02:56:51 -68.28, -45.47 88.70 3.08 17
8 12/13/2018 03:47:18 68.18, 122.05 91.20 12/13/2018 03:46:18 68.18, 122.05 91.20 0.11 60
9 12/15/2018 18:22:46 68.40, -97.08 91.57 12/15/2018 18:23:47 68.37, -97.11 91.54 3.02 61
10 12/15/2018 19:13:27 -68.25, 70.43 88.58 12/15/2018 19:13:17 -68.25, 70.38 88.58 2.01 10
11 12/15/2018 20:04:02 67.65,-121.52 90.82 12/15/2018 20:02:52 67.70,-122.62 90.87 46.81 70
12 12/18/2018 10:39:40 68.35, 18.74 91.63 12/18/2018 10:40:14 68.35, 18.75 91.62 0.52 34
13 12/18/2018 11:30:22 -68.25,-173.81 88.48 12/18/2018 11:29:44 -68.23,-173.75 88.50 3.06 38

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/5/2018
SNOs_Map_NPP_TERRA_20181206.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/05/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service