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: 10/29/2017
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 10/31/2017 02:06:15 -69.23, -33.95 96.75 10/31/2017 02:07:24 -69.13, -32.18 96.82 70.86 69
2 10/31/2017 02:56:45 68.35, 134.55 82.40 10/31/2017 02:57:03 68.34, 134.49 82.39 2.69 18
3 10/31/2017 03:47:26 -68.23, -57.97 97.72 10/31/2017 03:46:33 -68.25, -58.00 97.71 2.51 53
4 11/02/2017 18:22:56 -68.49, 82.83 96.63 11/02/2017 18:24:07 -68.47, 82.87 96.64 2.75 71
5 11/02/2017 19:13:40 68.36,-109.70 83.26 11/02/2017 19:13:34 68.35,-109.63 83.25 2.82 6
6 11/02/2017 20:04:19 -68.12, 57.93 96.97 11/02/2017 20:03:06 -68.14, 57.76 96.96 7.66 73
7 11/05/2017 10:39:50 -68.44,-161.34 95.85 11/05/2017 10:40:40 -68.42,-161.32 95.87 2.35 50
8 11/05/2017 11:30:34 68.32, 6.13 84.04 11/05/2017 11:30:07 68.30, 6.18 84.02 2.59 27
9 11/05/2017 12:21:00 -67.37, 174.61 96.88 11/05/2017 12:19:51 -67.43, 172.80 96.86 77.60 69
10 11/08/2017 02:06:20 69.50, 145.66 85.98 11/08/2017 02:07:26 69.41, 148.17 85.93 98.44 66
11 11/08/2017 02:56:43 -68.40, -45.52 95.10 11/08/2017 02:57:13 -68.38, -45.52 95.13 2.55 30
12 11/08/2017 03:47:27 68.28, 121.95 84.79 11/08/2017 03:46:40 68.25, 121.98 84.77 2.87 47
13 11/10/2017 18:23:02 68.82, -97.63 86.07 11/10/2017 18:24:13 68.70, -96.90 85.96 32.89 71
14 11/10/2017 19:13:37 -68.36, 70.30 94.39 11/10/2017 19:13:48 -68.33, 70.29 94.42 3.39 11
15 11/10/2017 20:04:20 68.19,-122.17 85.46 11/10/2017 20:03:15 68.21,-122.21 85.47 2.97 65

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/29/2017
SNOs_Map_NPP_TERRA_20171029.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/29/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service