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: 11/27/2018
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 68.57, -97.29 90.02 11/29/2018 18:24:03 68.51, -97.02 89.96 12.69 72
2 11/29/2018 19:13:30 -68.33, 70.34 90.22 11/29/2018 19:13:34 -68.34, 70.40 90.21 2.68 4
3 11/29/2018 20:04:14 68.20,-122.18 89.66 11/29/2018 20:03:02 68.18,-122.15 89.63 2.92 72
4 12/02/2018 10:39:43 68.40, 18.69 90.27 12/02/2018 10:40:31 68.41, 18.75 90.27 2.22 48
5 12/02/2018 11:30:24 -68.27,-173.81 89.87 12/02/2018 11:30:02 -68.24,-173.82 89.90 3.25 22
6 12/02/2018 12:20:51 67.22, -5.22 89.11 12/02/2018 12:19:44 67.29, -7.27 89.15 88.18 67
7 12/05/2018 02:06:10 -69.38, -34.17 88.40 12/05/2018 02:07:17 -69.24, -31.95 88.52 88.33 67
8 12/05/2018 02:56:37 68.35, 134.53 90.58 12/05/2018 02:56:58 68.36, 134.58 90.59 2.36 21
9 12/05/2018 03:47:18 -68.21, -57.97 89.56 12/05/2018 03:46:29 -68.19, -57.99 89.58 1.92 49
10 12/07/2018 18:22:46 -68.41, 82.91 89.05 12/07/2018 18:23:57 -68.42, 82.91 89.04 1.00 71
11 12/07/2018 19:13:30 68.30,-109.64 90.85 12/07/2018 19:13:24 68.31,-109.58 90.86 2.62 6
12 12/07/2018 20:04:09 -68.04, 58.01 89.41 12/07/2018 20:02:56 -68.09, 57.79 89.37 10.34 73
13 12/10/2018 10:39:40 -68.36,-161.26 88.83 12/10/2018 10:40:24 -68.38,-161.25 88.82 1.72 44
14 12/10/2018 11:30:24 68.25, 6.19 91.06 12/10/2018 11:29:51 68.26, 6.25 91.07 2.86 33

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/27/2018
SNOs_Map_NPP_TERRA_20181127.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/27/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service