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: 11/21/2019
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 11/22/2019 02:05:43 -69.16, -33.80 90.91 11/22/2019 02:06:52 -69.02, -32.23 91.03 64.30 69
2 11/22/2019 02:56:14 68.34, 134.62 88.28 11/22/2019 02:56:29 68.35, 134.58 88.29 2.29 15
3 11/22/2019 03:46:56 -68.26, -57.97 91.79 11/22/2019 03:45:59 -68.25, -57.91 91.81 3.03 57
4 11/24/2019 18:22:23 -68.42, 82.97 91.09 11/24/2019 18:23:32 -68.45, 82.93 91.06 3.01 69
5 11/24/2019 19:13:08 68.35,-109.62 88.85 11/24/2019 19:12:59 68.33,-109.57 88.83 3.01 9
6 11/24/2019 20:03:44 -68.00, 58.13 91.49 11/24/2019 20:02:31 -68.06, 57.75 91.44 17.29 73
7 11/27/2019 10:39:15 -68.38,-161.20 90.62 11/27/2019 10:40:02 -68.40,-161.25 90.60 3.08 47
8 11/27/2019 11:29:59 68.25, 6.27 89.26 11/27/2019 11:29:29 68.28, 6.25 89.29 3.37 30
9 11/27/2019 12:20:23 -67.20, 174.87 91.77 11/27/2019 12:19:16 -67.24, 172.69 91.77 94.10 67
10 11/30/2019 02:05:43 69.33, 145.96 90.79 11/30/2019 02:06:50 69.20, 148.00 90.68 81.39 67
11 11/30/2019 02:56:09 -68.39, -45.45 90.15 11/30/2019 02:56:33 -68.39, -45.39 90.15 2.18 24
12 11/30/2019 03:46:52 68.21, 122.09 89.69 11/30/2019 03:46:01 68.21, 122.04 89.68 2.32 51
13 12/02/2019 18:22:22 68.55, -97.19 90.42 12/02/2019 18:23:34 68.49, -97.03 90.37 9.00 72
14 12/02/2019 19:13:02 -68.35, 70.38 89.77 12/02/2019 19:13:05 -68.34, 70.43 89.78 2.17 3
15 12/02/2019 20:03:45 68.18,-122.09 90.07 12/02/2019 20:02:33 68.17,-122.14 90.05 2.49 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/21/2019
SNOs_Map_NPP_TERRA_20191121.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/21/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service