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: 4/30/2020
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 04/30/2020 04:37:06 67.46, 110.29 52.44 04/30/2020 04:35:57 67.50, 108.84 52.48 61.99 69
2 05/02/2020 19:12:47 68.32,-109.62 52.52 05/02/2020 19:13:16 68.31,-109.60 52.51 1.41 29
3 05/02/2020 20:03:28 -68.18, 57.87 127.64 05/02/2020 20:02:46 -68.20, 57.90 127.62 2.06 42
4 05/05/2020 10:39:02 -68.66,-161.60 127.91 05/05/2020 10:40:13 -68.56,-161.05 128.01 24.43 71
5 05/05/2020 11:29:41 68.27, 6.22 51.70 05/05/2020 11:29:43 68.28, 6.26 51.71 2.15 2
6 05/05/2020 12:20:22 -68.13, 173.72 128.46 05/05/2020 12:19:14 -68.12, 173.69 128.48 1.63 68
7 05/08/2020 02:55:50 -68.34, -45.40 128.97 05/08/2020 02:56:42 -68.36, -45.41 128.95 2.85 52
8 05/08/2020 03:46:34 68.22, 122.05 50.91 05/08/2020 03:46:10 68.19, 122.04 50.88 3.34 24
9 05/08/2020 04:37:01 -67.32, -69.52 130.01 05/08/2020 04:35:53 -67.36, -71.29 129.97 75.77 68
10 05/10/2020 18:22:19 69.29, -98.24 51.31 05/10/2020 18:23:26 69.15, -96.16 51.15 83.77 67
11 05/10/2020 19:12:44 -68.28, 70.44 129.73 05/10/2020 19:13:10 -68.27, 70.37 129.75 3.24 26
12 05/10/2020 20:03:28 68.17,-122.11 50.15 05/10/2020 20:02:37 68.15,-122.12 50.13 2.65 51
13 05/13/2020 10:38:57 68.39, 18.76 49.72 05/13/2020 10:40:06 68.38, 18.77 49.71 1.25 69
14 05/13/2020 11:29:38 -68.24,-173.73 130.45 05/13/2020 11:29:37 -68.22,-173.79 130.46 2.88 1
15 05/13/2020 12:20:18 67.91, -6.01 49.22 05/13/2020 12:19:06 67.99, -6.41 49.30 18.99 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/30/2020
SNOs_Map_NPP_TERRA_20200430.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/30/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service