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: 7/29/2019
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 07/30/2019 10:39:36 68.35, 18.74 49.75 07/30/2019 10:40:18 68.37, 18.69 49.77 3.04 42
2 07/30/2019 11:30:18 -68.27,-173.84 130.32 07/30/2019 11:29:48 -68.26,-173.80 130.33 1.93 30
3 08/02/2019 02:06:00 -69.19, -33.93 128.73 08/02/2019 02:07:08 -69.08, -32.19 128.88 69.87 68
4 08/02/2019 02:56:31 68.37, 134.49 50.43 08/02/2019 02:56:46 68.36, 134.55 50.42 2.78 15
5 08/02/2019 03:47:11 -68.18, -57.95 129.75 08/02/2019 03:46:17 -68.20, -58.00 129.73 3.10 54
6 08/04/2019 18:22:41 -68.40, 82.91 128.84 08/04/2019 18:23:49 -68.41, 82.85 128.85 2.46 68
7 08/04/2019 19:13:25 68.28,-109.62 51.04 08/04/2019 19:13:16 68.29,-109.65 51.05 1.75 9
8 08/04/2019 20:04:02 -67.92, 58.14 129.32 08/04/2019 20:02:50 -67.97, 57.60 129.26 22.95 72
9 08/07/2019 10:39:37 -68.42,-161.34 128.10 08/07/2019 10:40:18 -68.40,-161.29 128.13 3.32 41
10 08/07/2019 11:30:20 68.24, 6.19 51.73 08/07/2019 11:29:46 68.22, 6.14 51.71 3.24 34
11 08/10/2019 02:06:00 69.01, 146.32 53.27 08/10/2019 02:07:09 68.92, 147.61 53.15 52.45 69
12 08/10/2019 02:56:31 -68.33, -45.45 127.43 08/10/2019 02:56:48 -68.32, -45.50 127.44 1.74 17
13 08/10/2019 03:47:15 68.21, 122.01 52.46 08/10/2019 03:46:15 68.20, 122.00 52.46 0.72 60

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/29/2019
SNOs_Map_NPP_TERRA_20190729.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/29/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service