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: 1/10/2018
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 01/12/2018 11:04:32 68.34, 12.56 89.87 01/12/2018 11:05:11 68.36, 12.55 89.89 2.82 39
2 01/12/2018 11:55:14 -68.25, 180.00 90.24 01/12/2018 11:54:41 -68.25,-179.95 90.24 1.94 33
3 01/15/2018 02:30:55 -69.08, -39.97 89.83 01/15/2018 02:32:04 -68.95, -38.48 89.99 60.87 69
4 01/15/2018 03:21:27 68.32, 128.35 89.39 01/15/2018 03:21:41 68.29, 128.34 89.36 3.60 14
5 01/15/2018 04:12:08 -68.18, -64.15 90.77 01/15/2018 04:11:11 -68.18, -64.15 90.76 0.54 57
6 01/17/2018 18:47:36 -68.37, 76.75 91.07 01/17/2018 18:48:42 -68.38, 76.68 91.07 2.74 66
7 01/17/2018 19:38:20 68.26,-115.80 88.81 01/17/2018 19:38:09 68.26,-115.81 88.82 0.98 11
8 01/17/2018 20:28:56 -67.84, 52.04 91.63 01/17/2018 20:27:44 -67.88, 51.37 91.57 28.49 72
9 01/20/2018 11:04:31 -68.35,-167.47 91.64 01/20/2018 11:05:11 -68.34,-167.48 91.66 1.45 40
10 01/20/2018 11:55:15 68.24, -0.01 88.24 01/20/2018 11:54:38 68.23, 0.03 88.23 2.65 37
11 01/23/2018 02:30:53 68.92, 140.23 88.36 01/23/2018 02:32:03 68.79, 141.32 88.19 46.34 70
12 01/23/2018 03:21:25 -68.28, -51.61 92.31 01/23/2018 03:21:40 -68.29, -51.65 92.31 1.93 15
13 01/23/2018 04:12:09 68.17, 115.84 87.57 01/23/2018 04:11:07 68.17, 115.86 87.58 0.78 62

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/10/2018
SNOs_Map_NOAA-20_TERRA_20180110.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/10/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service