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: 1/24/2018
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 01/25/2018 18:47:38 68.38,-103.29 87.16 01/25/2018 18:48:41 68.38,-103.31 87.15 0.60 63
2 01/25/2018 19:38:19 -68.24, 64.21 93.00 01/25/2018 19:38:11 -68.27, 64.20 92.97 3.33 8
3 01/25/2018 20:28:56 67.74,-127.86 86.48 01/25/2018 20:27:45 67.77,-128.75 86.54 37.47 71
4 01/28/2018 11:04:32 68.38, 12.48 86.47 01/28/2018 11:05:09 68.36, 12.55 86.44 3.36 37
5 01/28/2018 11:55:12 -68.18,-179.95 93.75 01/28/2018 11:54:40 -68.20, 179.99 93.73 3.39 32
6 01/31/2018 02:30:53 -69.02, -39.92 93.58 01/31/2018 02:32:02 -68.95, -38.49 93.71 57.56 69
7 01/31/2018 03:21:25 68.26, 128.40 85.63 01/31/2018 03:21:39 68.27, 128.33 85.64 3.10 14
8 01/31/2018 04:12:07 -68.17, -64.17 94.48 01/31/2018 04:11:09 -68.17, -64.16 94.48 0.34 58
9 02/02/2018 18:47:36 -68.37, 76.72 95.02 02/02/2018 18:48:41 -68.36, 76.67 95.04 2.18 65
10 02/02/2018 19:38:20 68.26,-115.83 84.86 02/02/2018 19:38:08 68.24,-115.83 84.84 1.63 12
11 02/02/2018 20:28:55 -67.79, 52.08 95.64 02/02/2018 20:27:43 -67.86, 51.36 95.54 31.38 72
12 02/05/2018 11:04:30 -68.31,-167.44 95.88 02/05/2018 11:05:10 -68.33,-167.49 95.87 2.86 40
13 02/05/2018 11:55:14 68.20, 0.01 84.00 02/05/2018 11:54:37 68.20, 0.01 84.01 0.90 37

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/24/2018
SNOs_Map_NOAA-20_TERRA_20180124.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/24/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service