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: 1/11/2018
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, 12.54 89.88 1.81 39
2 01/12/2018 11:55:14 -68.25, 179.99 90.23 01/12/2018 11:54:41 -68.24,-179.96 90.24 2.30 33
3 01/15/2018 02:30:55 -69.09, -39.98 89.82 01/15/2018 02:32:04 -68.94, -38.50 90.01 61.01 69
4 01/15/2018 03:21:27 68.33, 128.34 89.40 01/15/2018 03:21:40 68.34, 128.40 89.40 2.36 13
5 01/15/2018 04:12:08 -68.18, -64.15 90.77 01/15/2018 04:11:11 -68.17, -64.17 90.78 1.94 57
6 01/17/2018 18:47:37 -68.43, 76.67 91.01 01/17/2018 18:48:41 -68.41, 76.72 91.04 3.08 64
7 01/17/2018 19:38:20 68.26,-115.80 88.82 01/17/2018 19:38:09 68.24,-115.83 88.80 2.22 11
8 01/17/2018 20:28:56 -67.84, 52.04 91.62 01/17/2018 20:27:44 -67.85, 51.35 91.59 29.00 72
9 01/20/2018 11:04:31 -68.36,-167.47 91.64 01/20/2018 11:05:10 -68.36,-167.45 91.64 0.96 39
10 01/20/2018 11:55:14 68.19, 0.05 88.19 01/20/2018 11:54:38 68.19, -0.01 88.19 2.33 36
11 01/23/2018 02:30:52 68.87, 140.30 88.31 01/23/2018 02:32:02 68.79, 141.33 88.19 42.52 70
12 01/23/2018 03:21:25 -68.29, -51.62 92.31 01/23/2018 03:21:39 -68.30, -51.64 92.30 1.47 14
13 01/23/2018 04:12:09 68.18, 115.83 87.57 01/23/2018 04:11:06 68.18, 115.87 87.58 1.43 63

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/11/2018
SNOs_Map_NOAA-20_TERRA_20180111.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/11/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service