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: 3/2/2020
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 03/02/2020 11:29:36 68.34, 6.16 75.21 03/02/2020 11:30:21 68.34, 6.11 75.21 2.10 45
2 03/02/2020 12:20:17 -68.21, 173.64 104.94 03/02/2020 12:19:51 -68.23, 173.62 104.91 3.20 26
3 03/05/2020 02:56:01 -69.17, -46.49 104.95 03/05/2020 02:57:09 -69.10, -44.69 105.08 71.74 68
4 03/05/2020 03:46:32 68.34, 121.92 74.18 03/05/2020 03:46:48 68.32, 121.97 74.15 3.42 16
5 03/05/2020 04:37:12 -68.16, -70.52 106.03 03/05/2020 04:36:19 -68.16, -70.58 106.02 2.46 53
6 03/07/2020 19:12:42 -68.37, 70.34 106.82 03/07/2020 19:13:47 -68.40, 70.32 106.81 2.97 65
7 03/07/2020 20:03:26 68.24,-122.18 73.03 03/07/2020 20:03:14 68.27,-122.18 73.06 3.40 12
8 03/07/2020 20:54:01 -67.78, 45.71 107.46 03/07/2020 20:52:49 -67.89, 45.01 107.32 31.89 72
9 03/10/2020 11:29:36 -68.32,-173.83 107.92 03/10/2020 11:30:11 -68.33,-173.85 107.92 1.29 35
10 03/10/2020 12:20:20 68.20, -6.36 71.94 03/10/2020 12:19:38 68.20, -6.36 71.94 0.66 42
11 03/13/2020 02:55:52 68.53, 134.36 71.25 03/13/2020 02:57:02 68.51, 134.64 71.21 11.83 70
12 03/13/2020 03:46:31 -68.28, -58.01 109.03 03/13/2020 03:46:34 -68.30, -57.97 109.01 2.82 3
13 03/13/2020 04:37:14 68.10, 109.53 70.78 03/13/2020 04:36:02 68.11, 109.44 70.80 3.76 72
14 03/15/2020 19:12:44 68.33,-109.62 69.98 03/15/2020 19:13:26 68.34,-109.64 69.99 2.01 42
15 03/15/2020 20:03:26 -68.24, 57.82 110.13 03/15/2020 20:02:56 -68.25, 57.88 110.12 2.88 30

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/2/2020
SNOs_Map_NPP_TERRA_20200302.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/02/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service