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: 11/17/2019
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 11/19/2019 10:39:21 68.40, 18.77 87.74 11/19/2019 10:39:59 68.38, 18.74 87.73 1.76 38
2 11/19/2019 11:30:02 -68.27,-173.75 92.38 11/19/2019 11:29:29 -68.28,-173.75 92.38 1.32 33
3 11/22/2019 02:05:42 -69.12, -33.74 90.96 11/22/2019 02:06:51 -69.02, -32.23 91.04 60.93 69
4 11/22/2019 02:56:14 68.35, 134.60 88.29 11/22/2019 02:56:28 68.34, 134.57 88.28 1.32 14
5 11/22/2019 03:46:55 -68.22, -57.91 91.83 11/22/2019 03:45:58 -68.24, -57.91 91.82 2.42 57
6 11/24/2019 18:22:23 -68.43, 82.95 91.08 11/24/2019 18:23:30 -68.42, 82.90 91.10 3.05 67
7 11/24/2019 19:13:07 68.31,-109.57 88.81 11/24/2019 19:12:57 68.29,-109.60 88.79 1.72 10
8 11/24/2019 20:03:43 -67.91, 58.25 91.59 11/24/2019 20:02:31 -67.97, 57.65 91.53 26.14 72
9 11/27/2019 10:39:16 -68.39,-161.22 90.61 11/27/2019 10:39:58 -68.42,-161.21 90.58 3.08 42
10 11/27/2019 11:29:59 68.27, 6.25 89.28 11/27/2019 11:29:25 68.24, 6.22 89.25 3.19 34
11 11/30/2019 02:05:38 69.08, 146.32 90.54 11/30/2019 02:06:47 68.96, 147.71 90.43 57.31 69
12 11/30/2019 02:56:08 -68.35, -45.39 90.19 11/30/2019 02:56:26 -68.36, -45.40 90.18 1.04 18
13 11/30/2019 03:46:52 68.23, 122.07 89.70 11/30/2019 03:45:53 68.23, 122.10 89.71 1.39 59

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/17/2019
SNOs_Map_NPP_TERRA_20191117.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/17/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service