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: 10/6/2019
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 10/07/2019 18:22:42 -68.47, 82.94 106.04 10/07/2019 18:23:35 -68.49, 82.91 106.02 2.09 53
2 10/07/2019 19:13:26 68.35,-109.59 73.86 10/07/2019 19:13:02 68.38,-109.57 73.89 3.42 24
3 10/07/2019 20:03:54 -67.51, 58.77 106.96 10/07/2019 20:02:45 -67.54, 57.09 106.95 71.51 69
4 10/10/2019 09:49:12 69.54, 29.92 76.04 10/10/2019 09:50:18 69.41, 32.33 75.94 95.16 66
5 10/10/2019 10:39:35 -68.44,-161.25 105.05 10/10/2019 10:40:04 -68.42,-161.30 105.07 3.23 29
6 10/10/2019 11:30:19 68.32, 6.22 74.85 10/10/2019 11:29:31 68.30, 6.21 74.83 1.69 48
7 10/13/2019 02:05:50 68.66, 146.91 76.17 10/13/2019 02:07:01 68.61, 147.18 76.13 12.41 71
8 10/13/2019 02:56:29 -68.41, -45.44 104.07 10/13/2019 02:56:33 -68.39, -45.45 104.09 1.75 4
9 10/13/2019 03:47:13 68.29, 122.02 75.83 10/13/2019 03:46:00 68.28, 122.06 75.81 2.22 73
10 10/15/2019 18:22:41 68.47, -97.08 76.99 10/15/2019 18:23:32 68.46, -97.12 76.98 1.99 51
11 10/15/2019 19:13:23 -68.38, 70.36 103.10 10/15/2019 19:13:02 -68.36, 70.40 103.12 2.45 21
12 10/15/2019 20:03:51 67.40,-121.12 75.96 10/15/2019 20:02:43 67.46,-123.01 75.98 80.99 68
13 10/18/2019 10:39:35 68.45, 18.72 77.95 10/18/2019 10:40:01 68.42, 18.71 77.92 2.92 26
14 10/18/2019 11:30:16 -68.30,-173.77 102.19 10/18/2019 11:29:31 -68.33,-173.77 102.17 2.74 45

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/6/2019
SNOs_Map_NPP_TERRA_20191006.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/06/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service