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: 6/19/2020
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 06/21/2020 02:31:03 68.42, 140.78 44.89 06/21/2020 02:32:02 68.40, 140.83 44.86 3.35 59
2 06/21/2020 03:21:44 -68.28, -51.71 135.26 06/21/2020 03:21:32 -68.29, -51.66 135.25 2.52 12
3 06/21/2020 04:12:18 67.62, 116.42 44.07 06/21/2020 04:11:08 67.68, 115.26 44.15 49.20 70
4 06/23/2020 18:47:55 68.36,-103.37 44.86 06/23/2020 18:48:31 68.35,-103.35 44.84 2.05 36
5 06/23/2020 19:38:36 -68.22, 64.14 135.29 06/23/2020 19:38:01 -68.25, 64.16 135.27 3.11 35
6 06/26/2020 10:14:15 -69.01,-155.76 134.41 06/26/2020 10:15:25 -68.91,-154.42 134.53 54.40 70
7 06/26/2020 11:04:48 68.31, 12.48 44.88 06/26/2020 11:05:01 68.29, 12.46 44.86 1.95 13
8 06/26/2020 11:55:30 -68.21, 179.92 135.22 06/26/2020 11:54:31 -68.19, 179.98 135.24 3.05 59
9 06/29/2020 02:30:58 -68.41, -39.19 134.89 06/29/2020 02:32:03 -68.41, -39.16 134.90 1.19 65
10 06/29/2020 03:21:41 68.25, 128.33 44.95 06/29/2020 03:21:31 68.23, 128.27 44.93 3.23 10
11 06/29/2020 04:12:17 -67.83, -63.83 135.48 06/29/2020 04:11:05 -67.91, -64.47 135.38 28.67 72
12 07/01/2020 18:47:51 -68.35, 76.66 134.77 07/01/2020 18:48:33 -68.35, 76.65 134.78 0.76 42
13 07/01/2020 19:38:35 68.24,-115.89 45.12 07/01/2020 19:38:00 68.22,-115.86 45.10 2.96 35

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 6/19/2020
SNOs_Map_NOAA-20_TERRA_20200619.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 06/19/2020 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service