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: 11/28/2018
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 11/29/2018 18:22:51 68.56, -97.28 90.01 11/29/2018 18:24:03 68.49, -97.04 89.94 12.20 72
2 11/29/2018 19:13:30 -68.32, 70.35 90.23 11/29/2018 19:13:34 -68.32, 70.38 90.23 1.23 4
3 11/29/2018 20:04:13 68.13,-122.10 89.60 11/29/2018 20:03:02 68.16,-122.17 89.61 3.54 71
4 12/02/2018 10:39:43 68.40, 18.70 90.26 12/02/2018 10:40:30 68.40, 18.74 90.26 1.48 47
5 12/02/2018 11:30:24 -68.26,-173.80 89.88 12/02/2018 11:30:00 -68.28,-173.76 89.85 3.12 24
6 12/02/2018 12:20:51 67.21, -5.21 89.10 12/02/2018 12:19:44 67.22, -7.34 89.08 91.43 67
7 12/05/2018 02:06:08 -69.26, -34.01 88.51 12/05/2018 02:07:16 -69.17, -32.04 88.60 78.30 68
8 12/05/2018 02:56:37 68.34, 134.54 90.57 12/05/2018 02:56:56 68.33, 134.56 90.57 1.18 19
9 12/05/2018 03:47:18 -68.20, -57.96 89.57 12/05/2018 03:46:26 -68.22, -57.94 89.55 2.64 52
10 12/07/2018 18:22:46 -68.41, 82.92 89.05 12/07/2018 18:23:53 -68.42, 82.92 89.04 1.40 67
11 12/07/2018 19:13:30 68.29,-109.62 90.84 12/07/2018 19:13:20 68.30,-109.57 90.85 2.74 10
12 12/07/2018 20:04:07 -67.93, 58.15 89.52 12/07/2018 20:02:54 -67.97, 57.67 89.49 20.67 73
13 12/10/2018 10:39:40 -68.35,-161.25 88.84 12/10/2018 10:40:18 -68.37,-161.24 88.83 1.71 38
14 12/10/2018 11:30:24 68.24, 6.21 91.05 12/10/2018 11:29:45 68.25, 6.27 91.06 2.86 39

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/28/2018
SNOs_Map_NPP_TERRA_20181128.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/28/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service