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: 11/23/2018
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 11/24/2018 10:39:41 -68.38,-161.26 91.15 11/24/2018 10:40:41 -68.39,-161.33 91.14 2.88 60
2 11/24/2018 11:30:26 68.30, 6.15 88.79 11/24/2018 11:30:08 68.28, 6.19 88.77 2.70 18
3 11/24/2018 12:20:57 -67.64, 174.30 91.87 11/24/2018 12:19:46 -67.72, 173.17 91.80 48.85 71
4 11/27/2018 02:56:36 -68.37, -45.48 90.65 11/27/2018 02:57:08 -68.34, -45.49 90.67 3.11 32
5 11/27/2018 03:47:20 68.24, 122.00 89.24 11/27/2018 03:46:35 68.23, 122.02 89.22 1.44 45
6 11/29/2018 18:22:51 68.55, -97.26 90.00 11/29/2018 18:24:03 68.51, -97.04 89.96 10.59 72
7 11/29/2018 19:13:30 -68.30, 70.37 90.25 11/29/2018 19:13:35 -68.29, 70.33 90.27 2.72 5
8 11/29/2018 20:04:14 68.18,-122.16 89.64 11/29/2018 20:03:02 68.17,-122.16 89.63 0.99 72
9 12/02/2018 10:39:43 68.38, 18.72 90.25 12/02/2018 10:40:31 68.38, 18.71 90.25 0.38 48
10 12/02/2018 11:30:25 -68.29,-173.85 89.84 12/02/2018 11:30:01 -68.28,-173.78 89.86 3.15 24
11 12/02/2018 12:20:51 67.20, -5.20 89.09 12/02/2018 12:19:44 67.26, -7.30 89.13 90.75 67
12 12/05/2018 02:06:09 -69.35, -34.13 88.43 12/05/2018 02:07:16 -69.21, -32.01 88.56 84.91 67
13 12/05/2018 02:56:36 68.33, 134.56 90.56 12/05/2018 02:56:57 68.31, 134.52 90.54 2.36 21
14 12/05/2018 03:47:18 -68.23, -58.00 89.53 12/05/2018 03:46:27 -68.21, -57.97 89.56 2.88 51

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/23/2018
SNOs_Map_NPP_TERRA_20181123.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/23/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service