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: 11/13/2019
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 11/15/2019 11:04:14 68.33, 12.49 86.70 11/15/2019 11:04:44 68.35, 12.52 86.72 2.87 30
2 11/15/2019 11:54:55 -68.19, 179.98 93.43 11/15/2019 11:54:15 -68.20, 179.96 93.43 0.58 40
3 11/18/2019 02:30:31 -68.76, -39.62 92.23 11/18/2019 02:31:42 -68.67, -38.85 92.30 32.32 71
4 11/18/2019 03:21:08 68.26, 128.35 87.29 11/18/2019 03:21:14 68.27, 128.31 87.31 2.52 6
5 11/18/2019 04:11:50 -68.18, -64.23 92.79 11/18/2019 04:10:44 -68.18, -64.17 92.79 2.16 66
6 11/20/2019 18:47:19 -68.37, 76.67 91.99 11/20/2019 18:48:16 -68.38, 76.67 91.98 0.93 57
7 11/20/2019 19:38:03 68.24,-115.86 87.90 11/20/2019 19:37:43 68.25,-115.83 87.90 1.36 20
8 11/20/2019 20:28:33 -67.51, 52.37 92.82 11/20/2019 20:27:23 -67.60, 51.04 92.76 57.12 70
9 11/23/2019 11:04:13 -68.35,-167.54 91.43 11/23/2019 11:04:44 -68.35,-167.48 91.43 2.46 31
10 11/23/2019 11:54:56 68.18, -0.00 88.41 11/23/2019 11:54:12 68.17, -0.05 88.40 2.01 44
11 11/26/2019 02:30:30 68.64, 140.54 89.39 11/26/2019 02:31:40 68.59, 141.06 89.34 22.17 70
12 11/26/2019 03:21:07 -68.29, -51.68 90.96 11/26/2019 03:21:14 -68.27, -51.69 90.97 1.53 7
13 11/26/2019 04:11:51 68.16, 115.78 88.93 11/26/2019 04:10:41 68.14, 115.80 88.91 2.50 70

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 11/13/2019
SNOs_Map_NOAA-20_TERRA_20191113.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 11/13/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service