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: 11/23/2019
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 11/24/2019 18:22:23 -68.47, 82.91 91.04 11/24/2019 18:23:31 -68.48, 82.97 91.03 2.69 68
2 11/24/2019 19:13:07 68.34,-109.61 88.84 11/24/2019 19:12:59 68.31,-109.59 88.81 2.64 8
3 11/24/2019 20:03:44 -67.99, 58.14 91.50 11/24/2019 20:02:32 -68.04, 57.72 91.46 18.33 72
4 11/27/2019 10:39:16 -68.43,-161.26 90.58 11/27/2019 10:40:03 -68.41,-161.24 90.59 1.74 47
5 11/27/2019 11:30:00 68.29, 6.21 89.31 11/27/2019 11:29:30 68.30, 6.26 89.30 2.02 30
6 11/27/2019 12:20:24 -67.25, 174.82 91.72 11/27/2019 12:19:16 -67.30, 172.75 91.70 88.83 68
7 11/30/2019 02:05:44 69.37, 145.90 90.83 11/30/2019 02:06:51 69.26, 148.06 90.74 85.81 67
8 11/30/2019 02:56:09 -68.38, -45.43 90.15 11/30/2019 02:56:35 -68.38, -45.41 90.16 1.06 26
9 11/30/2019 03:46:53 68.26, 122.04 89.73 11/30/2019 03:46:02 68.27, 122.10 89.74 2.70 51
10 12/02/2019 18:22:24 68.64, -97.32 90.52 12/02/2019 18:23:35 68.60, -96.91 90.48 17.37 71
11 12/02/2019 19:13:02 -68.34, 70.39 89.78 12/02/2019 19:13:08 -68.34, 70.41 89.79 0.88 6
12 12/02/2019 20:03:46 68.22,-122.14 90.11 12/02/2019 20:02:35 68.22,-122.09 90.11 2.23 71
13 12/05/2019 10:39:13 68.45, 18.71 90.69 12/05/2019 10:40:10 68.43, 18.75 90.67 2.55 57
14 12/05/2019 11:29:54 -68.31,-173.79 89.45 12/05/2019 11:29:41 -68.28,-173.80 89.48 3.01 13
15 12/05/2019 12:20:27 67.59, -5.59 89.85 12/05/2019 12:19:17 67.66, -6.88 89.90 55.11 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/23/2019
SNOs_Map_NPP_TERRA_20191123.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/23/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service