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: 10/31/2017
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 11/02/2017 18:22:55 -68.43, 82.91 96.69 11/02/2017 18:24:06 -68.42, 82.84 96.69 2.84 71
2 11/02/2017 19:13:39 68.30,-109.62 83.20 11/02/2017 19:13:33 68.30,-109.66 83.20 1.92 6
3 11/02/2017 20:04:18 -68.06, 58.00 97.03 11/02/2017 20:03:05 -68.09, 57.73 97.01 12.16 73
4 11/05/2017 10:39:49 -68.43,-161.33 95.86 11/05/2017 10:40:35 -68.42,-161.28 95.87 2.42 46
5 11/05/2017 11:30:32 68.25, 6.21 83.98 11/05/2017 11:30:03 68.24, 6.15 83.96 2.85 29
6 11/05/2017 12:20:56 -67.20, 174.81 97.04 11/05/2017 12:19:49 -67.25, 172.65 97.04 93.32 67
7 11/08/2017 02:06:16 69.27, 145.98 85.75 11/08/2017 02:07:23 69.19, 147.93 85.70 77.31 67
8 11/08/2017 02:56:43 -68.38, -45.50 95.12 11/08/2017 02:57:06 -68.37, -45.46 95.13 2.09 23
9 11/08/2017 03:47:27 68.26, 121.97 84.78 11/08/2017 03:46:33 68.25, 122.03 84.76 3.06 54
10 11/10/2017 18:22:55 68.43, -97.11 85.68 11/10/2017 18:24:07 68.42, -97.16 85.68 2.09 72
11 11/10/2017 19:13:37 -68.34, 70.33 94.40 11/10/2017 19:13:37 -68.33, 70.37 94.41 1.72 0
12 11/10/2017 20:04:18 68.06,-122.01 85.33 11/10/2017 20:03:06 68.09,-122.27 85.36 11.81 72
13 11/13/2017 10:39:49 68.39, 18.71 86.36 11/13/2017 10:40:38 68.39, 18.68 86.37 1.45 49
14 11/13/2017 11:30:31 -68.29,-173.85 93.73 11/13/2017 11:30:08 -68.30,-173.79 93.72 2.52 23
15 11/13/2017 12:20:58 67.26, -5.27 85.27 11/13/2017 12:19:51 67.28, -7.32 85.25 88.32 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/31/2017
SNOs_Map_NPP_TERRA_20171031.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/31/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service