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: 3/9/2019
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 03/11/2019 02:56:04 68.35, 134.57 72.15 03/11/2019 02:57:01 68.37, 134.56 72.16 2.18 57
2 03/11/2019 03:46:45 -68.22, -57.95 108.00 03/11/2019 03:46:32 -68.21, -57.99 108.01 1.99 13
3 03/11/2019 04:37:18 67.49, 110.26 71.24 03/11/2019 04:36:09 67.53, 108.86 71.32 59.66 69
4 03/13/2019 19:12:56 68.30,-109.59 71.04 03/13/2019 19:13:28 68.31,-109.63 71.04 2.07 32
5 03/13/2019 20:03:38 -68.22, 57.83 109.06 03/13/2019 20:02:58 -68.21, 57.89 109.07 2.65 40
6 03/16/2019 10:39:12 -68.74,-161.70 109.56 03/16/2019 10:40:23 -68.61,-161.01 109.71 31.07 71
7 03/16/2019 11:29:50 68.29, 6.20 69.97 03/16/2019 11:29:54 68.26, 6.21 69.94 3.32 4
8 03/16/2019 12:20:31 -68.15, 173.69 110.19 03/16/2019 12:19:24 -68.16, 173.73 110.17 2.08 67
9 03/19/2019 02:55:59 -68.34, -45.40 111.03 03/19/2019 02:56:51 -68.36, -45.42 111.02 2.00 52
10 03/19/2019 03:46:43 68.22, 122.06 68.83 03/19/2019 03:46:18 68.22, 122.07 68.84 0.76 25
11 03/19/2019 04:37:10 -67.32, -69.52 112.10 03/19/2019 04:36:01 -67.40, -71.24 111.98 74.06 69
12 03/21/2019 18:22:24 69.10, -97.96 68.71 03/21/2019 18:23:33 68.99, -96.36 68.55 64.93 69
13 03/21/2019 19:12:53 -68.31, 70.41 112.13 03/21/2019 19:13:14 -68.28, 70.40 112.16 3.07 21
14 03/21/2019 20:03:36 68.14,-122.06 67.69 03/21/2019 20:02:41 68.15,-122.11 67.70 2.34 55

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/9/2019
SNOs_Map_NPP_TERRA_20190309.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/09/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service