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: 7/19/2019
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 07/19/2019 18:22:39 -68.46, 82.84 132.41 07/19/2019 18:23:50 -68.43, 82.89 132.45 3.85 71
2 07/19/2019 19:13:22 68.26,-109.61 47.40 07/19/2019 19:13:18 68.26,-109.67 47.39 2.52 4
3 07/19/2019 20:04:02 -68.09, 57.94 132.78 07/19/2019 20:02:49 -68.10, 57.77 132.76 7.00 73
4 07/22/2019 10:39:33 -68.36,-161.27 132.00 07/22/2019 10:40:20 -68.38,-161.29 131.99 2.96 47
5 07/22/2019 11:30:17 68.22, 6.21 47.87 07/22/2019 11:29:48 68.21, 6.15 47.86 2.92 29
6 07/22/2019 12:20:41 -67.18, 174.81 133.20 07/22/2019 12:19:34 -67.21, 172.65 133.11 93.33 67
7 07/25/2019 02:06:01 69.20, 146.05 49.41 07/25/2019 02:07:09 69.05, 147.79 49.22 70.59 68
8 07/25/2019 02:56:28 -68.31, -45.44 131.50 07/25/2019 02:56:50 -68.34, -45.47 131.48 2.92 22
9 07/25/2019 03:47:12 68.18, 122.04 48.38 07/25/2019 03:46:18 68.16, 121.97 48.36 3.33 54
10 07/27/2019 18:22:41 68.41, -97.11 49.19 07/27/2019 18:23:49 68.39, -97.15 49.16 2.53 68
11 07/27/2019 19:13:22 -68.27, 70.38 130.95 07/27/2019 19:13:19 -68.30, 70.36 130.93 2.70 3
12 07/27/2019 20:04:02 67.93,-121.87 48.71 07/27/2019 20:02:50 67.95,-122.40 48.75 22.13 72
13 07/30/2019 10:39:36 68.37, 18.71 49.78 07/30/2019 10:40:19 68.35, 18.67 49.75 3.19 43
14 07/30/2019 11:30:17 -68.23,-173.79 130.36 07/30/2019 11:29:49 -68.25,-173.81 130.34 2.27 28
15 08/02/2019 02:06:01 -69.21, -33.95 128.71 08/02/2019 02:07:09 -69.15, -32.10 128.81 73.58 68
16 08/02/2019 02:56:31 68.34, 134.52 50.41 08/02/2019 02:56:48 68.36, 134.56 50.42 2.86 17
17 08/02/2019 03:47:12 -68.20, -57.98 129.74 08/02/2019 03:46:19 -68.21, -57.99 129.72 1.66 53

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/19/2019
SNOs_Map_NPP_TERRA_20190719.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/19/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service