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: 5/1/2020
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 05/02/2020 19:12:47 68.33,-109.64 52.53 05/02/2020 19:13:16 68.33,-109.58 52.52 2.39 29
2 05/02/2020 20:03:28 -68.20, 57.86 127.62 05/02/2020 20:02:46 -68.21, 57.91 127.61 2.81 42
3 05/05/2020 10:39:02 -68.67,-161.62 127.89 05/05/2020 10:40:14 -68.56,-161.06 128.01 25.67 72
4 05/05/2020 11:29:41 68.28, 6.20 51.71 05/05/2020 11:29:44 68.28, 6.25 51.71 2.18 3
5 05/05/2020 12:20:22 -68.14, 173.70 128.45 05/05/2020 12:19:15 -68.12, 173.68 128.48 2.87 67
6 05/08/2020 02:55:51 -68.35, -45.42 128.96 05/08/2020 02:56:45 -68.36, -45.41 128.95 1.44 54
7 05/08/2020 03:46:33 68.18, 122.10 50.87 05/08/2020 03:46:12 68.20, 122.03 50.88 3.27 21
8 05/08/2020 04:37:02 -67.39, -69.60 129.94 05/08/2020 04:35:53 -67.47, -71.17 129.85 67.37 69
9 05/10/2020 18:22:21 69.42, -98.42 51.43 05/10/2020 18:23:27 69.29, -95.99 51.29 96.12 66
10 05/10/2020 19:12:44 -68.30, 70.41 129.71 05/10/2020 19:13:13 -68.29, 70.39 129.72 1.56 29
11 05/10/2020 20:03:28 68.19,-122.13 50.17 05/10/2020 20:02:40 68.18,-122.10 50.16 1.95 48
12 05/13/2020 10:38:59 68.52, 18.59 49.85 05/13/2020 10:40:10 68.45, 18.83 49.78 12.53 71
13 05/13/2020 11:29:38 -68.26,-173.75 130.43 05/13/2020 11:29:42 -68.23,-173.80 130.45 3.22 4
14 05/13/2020 12:20:21 68.09, -6.24 49.41 05/13/2020 12:19:09 68.11, -6.29 49.43 3.24 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/1/2020
SNOs_Map_NPP_TERRA_20200501.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/01/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service