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: 8/17/2019
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 08/18/2019 02:05:58 -68.96, -33.60 124.35 08/18/2019 02:07:08 -68.89, -32.43 124.45 47.69 70
2 08/18/2019 02:56:33 68.35, 134.51 55.04 08/18/2019 02:56:43 68.34, 134.55 55.03 1.82 10
3 08/18/2019 03:47:14 -68.22, -57.99 125.09 08/18/2019 03:46:13 -68.22, -57.96 125.08 1.51 61
4 08/20/2019 18:22:43 -68.40, 82.92 124.06 08/20/2019 18:23:45 -68.41, 82.86 124.05 2.73 62
5 08/20/2019 19:13:27 68.28,-109.61 55.84 08/20/2019 19:13:12 68.30,-109.62 55.86 3.10 15
6 08/20/2019 20:04:00 -67.70, 58.42 124.74 08/20/2019 20:02:49 -67.80, 57.42 124.63 43.37 71
7 08/23/2019 10:39:38 -68.37,-161.27 123.19 08/23/2019 10:40:14 -68.37,-161.31 123.20 1.48 36
8 08/23/2019 11:30:22 68.25, 6.19 56.71 08/23/2019 11:29:41 68.26, 6.21 56.71 1.14 41
9 08/26/2019 02:05:58 68.82, 146.59 58.17 08/26/2019 02:07:08 68.71, 147.36 58.05 33.15 70
10 08/26/2019 02:56:33 -68.34, -45.47 122.30 08/26/2019 02:56:43 -68.32, -45.48 122.33 2.53 10
11 08/26/2019 03:47:17 68.23, 121.99 57.60 08/26/2019 03:46:10 68.21, 122.03 57.58 2.85 67
12 08/28/2019 18:22:45 68.42, -97.11 58.70 08/28/2019 18:23:40 68.43, -97.10 58.71 1.68 55
13 08/28/2019 19:13:26 -68.27, 70.41 121.44 08/28/2019 19:13:11 -68.27, 70.34 121.44 2.70 15
14 08/28/2019 20:03:58 67.51,-121.34 57.80 08/28/2019 20:02:49 67.54,-122.86 57.86 64.54 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/17/2019
SNOs_Map_NPP_TERRA_20190817.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/17/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service