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: 1/16/2018
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 01/17/2018 18:47:37 -68.42, 76.68 91.02 01/17/2018 18:48:42 -68.44, 76.75 91.01 3.20 65
2 01/17/2018 19:38:20 68.24,-115.78 88.80 01/17/2018 19:38:10 68.27,-115.81 88.82 2.69 10
3 01/17/2018 20:28:57 -67.89, 51.98 91.58 01/17/2018 20:27:44 -67.94, 51.43 91.51 23.66 73
4 01/20/2018 11:04:31 -68.35,-167.46 91.64 01/20/2018 11:05:12 -68.36,-167.47 91.64 0.73 41
5 01/20/2018 11:55:15 68.23, -0.00 88.23 01/20/2018 11:54:39 68.24, 0.04 88.24 1.98 36
6 01/23/2018 02:30:54 68.97, 140.17 88.41 01/23/2018 02:32:03 68.87, 141.41 88.27 51.02 69
7 01/23/2018 03:21:26 -68.34, -51.68 92.26 01/23/2018 03:21:41 -68.32, -51.63 92.28 2.66 15
8 01/23/2018 04:12:09 68.17, 115.85 87.56 01/23/2018 04:11:09 68.15, 115.81 87.55 2.76 60
9 01/25/2018 18:47:37 68.36,-103.27 87.14 01/25/2018 18:48:39 68.37,-103.32 87.14 2.27 62
10 01/25/2018 19:38:19 -68.27, 64.18 92.97 01/25/2018 19:38:09 -68.27, 64.19 92.97 0.66 10
11 01/25/2018 20:28:54 67.67,-127.77 86.40 01/25/2018 20:27:43 67.76,-128.76 86.53 43.00 71
12 01/28/2018 11:04:32 68.35, 12.52 86.44 01/28/2018 11:05:07 68.36, 12.56 86.44 1.85 35
13 01/28/2018 11:55:13 -68.20,-179.97 93.73 01/28/2018 11:54:38 -68.20, 180.00 93.72 1.31 35

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/16/2018
SNOs_Map_NOAA-20_TERRA_20180116.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/16/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service