Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/9/2018
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 01/09/2018 18:47:38 68.40,-103.28 90.34 01/09/2018 18:48:42 68.38,-103.32 90.31 2.80 64
2 01/09/2018 19:38:19 -68.26, 64.22 89.82 01/09/2018 19:38:12 -68.26, 64.18 89.81 2.05 7
3 01/09/2018 20:28:56 67.76,-127.84 89.67 01/09/2018 20:27:45 67.82,-128.69 89.76 36.49 71
4 01/12/2018 11:04:33 68.38, 12.51 89.91 01/12/2018 11:05:11 68.38, 12.56 89.90 2.34 38
5 01/12/2018 11:55:14 -68.24,-179.99 90.25 01/12/2018 11:54:42 -68.21, 180.00 90.27 3.05 32
6 01/15/2018 02:30:55 -69.07, -39.95 89.84 01/15/2018 02:32:04 -68.98, -38.45 89.97 60.53 69
7 01/15/2018 03:21:26 68.31, 128.36 89.38 01/15/2018 03:21:40 68.32, 128.37 89.38 0.56 14
8 01/15/2018 04:12:07 -68.17, -64.13 90.78 01/15/2018 04:11:11 -68.15, -64.19 90.79 2.95 56
9 01/17/2018 18:47:37 -68.41, 76.69 91.03 01/17/2018 18:48:42 -68.42, 76.73 91.03 1.50 65
10 01/17/2018 19:38:20 68.25,-115.78 88.80 01/17/2018 19:38:10 68.25,-115.83 88.80 1.97 10
11 01/17/2018 20:28:56 -67.83, 52.06 91.64 01/17/2018 20:27:44 -67.92, 51.42 91.53 28.96 72
12 01/20/2018 11:04:31 -68.34,-167.45 91.65 01/20/2018 11:05:12 -68.34,-167.48 91.66 1.34 41
13 01/20/2018 11:55:15 68.23, 0.00 88.23 01/20/2018 11:54:39 68.23, 0.03 88.23 1.14 36
14 01/23/2018 02:30:54 68.96, 140.17 88.40 01/23/2018 02:32:03 68.87, 141.42 88.27 50.77 69

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/9/2018
SNOs_Map_NOAA-20_TERRA_20180109.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/09/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service