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: 1/18/2018
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 01/20/2018 11:04:31 -68.37,-167.49 91.62 01/20/2018 11:05:12 -68.37,-167.46 91.64 1.26 41
2 01/20/2018 11:55:14 68.20, 0.04 88.20 01/20/2018 11:54:40 68.19, -0.02 88.19 2.63 34
3 01/23/2018 02:30:54 68.99, 140.14 88.43 01/23/2018 02:32:03 68.91, 141.46 88.30 53.27 69
4 01/23/2018 03:21:25 -68.30, -51.64 92.29 01/23/2018 03:21:42 -68.30, -51.66 92.30 0.80 17
5 01/23/2018 04:12:09 68.19, 115.82 87.58 01/23/2018 04:11:09 68.18, 115.85 87.59 1.14 60
6 01/25/2018 18:47:38 68.38,-103.29 87.16 01/25/2018 18:48:41 68.39,-103.30 87.16 0.95 63
7 01/25/2018 19:38:19 -68.24, 64.22 93.01 01/25/2018 19:38:12 -68.24, 64.15 93.00 2.81 7
8 01/25/2018 20:28:56 67.74,-127.86 86.48 01/25/2018 20:27:45 67.78,-128.74 86.55 37.29 71
9 01/28/2018 11:04:31 68.32, 12.56 86.41 01/28/2018 11:05:10 68.32, 12.50 86.41 2.39 39
10 01/28/2018 11:55:13 -68.22, 180.00 93.70 01/28/2018 11:54:40 -68.23,-179.98 93.70 0.82 33
11 01/31/2018 02:30:54 -69.06, -39.97 93.54 01/31/2018 02:32:03 -68.93, -38.52 93.72 59.82 69
12 01/31/2018 03:21:26 68.31, 128.34 85.67 01/31/2018 03:21:39 68.31, 128.36 85.67 1.10 13
13 01/31/2018 04:12:07 -68.16, -64.15 94.50 01/31/2018 04:11:10 -68.16, -64.19 94.49 1.44 57

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/18/2018
SNOs_Map_NOAA-20_TERRA_20180118.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/18/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service