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: 1/13/2019
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 01/15/2019 11:04:33 68.32, 12.45 89.38 01/15/2019 11:05:13 68.30, 12.46 89.35 2.01 40
2 01/15/2019 11:55:14 -68.18, 179.95 90.78 01/15/2019 11:54:43 -68.19, 179.96 90.77 1.70 31
3 01/18/2019 02:30:56 -69.02, -40.03 90.41 01/18/2019 02:32:05 -68.90, -38.57 90.57 59.70 69
4 01/18/2019 03:21:28 68.26, 128.29 88.81 01/18/2019 03:21:42 68.24, 128.26 88.78 3.34 14
5 01/18/2019 04:12:09 -68.12, -64.20 91.36 01/18/2019 04:11:12 -68.13, -64.24 91.34 2.00 57
6 01/20/2019 18:47:40 -68.32, 76.68 91.69 01/20/2019 18:48:44 -68.34, 76.62 91.67 3.18 64
7 01/20/2019 19:38:24 68.21,-115.87 88.19 01/20/2019 19:38:11 68.23,-115.87 88.21 2.25 13
8 01/20/2019 20:28:59 -67.74, 52.04 92.31 01/20/2019 20:27:47 -67.79, 51.25 92.23 33.98 72
9 01/23/2019 11:04:37 -68.32,-167.55 92.29 01/23/2019 11:05:13 -68.34,-167.50 92.28 3.07 36
10 01/23/2019 11:55:20 68.16, -0.03 87.54 01/23/2019 11:54:41 68.17, -0.06 87.55 1.95 39
11 01/26/2019 02:30:58 68.75, 140.34 87.52 01/26/2019 02:32:09 68.61, 141.07 87.35 33.30 71
12 01/26/2019 03:21:33 -68.27, -51.71 92.99 01/26/2019 03:21:43 -68.29, -51.69 92.97 2.57 10
13 01/26/2019 04:12:16 68.10, 115.80 86.84 01/26/2019 04:11:11 68.11, 115.75 86.85 2.33 65

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/13/2019
SNOs_Map_NOAA-20_TERRA_20190113.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/13/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service