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: 9/15/2019
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 09/17/2019 18:47:09 -68.50, 76.57 113.76 09/17/2019 18:48:20 -68.50, 76.77 113.77 8.20 71
2 09/17/2019 19:37:51 68.27,-115.82 66.02 09/17/2019 19:37:49 68.28,-115.85 66.03 1.35 2
3 09/17/2019 20:28:32 -68.13, 51.67 114.11 09/17/2019 20:27:20 -68.12, 51.59 114.13 3.69 72
4 09/20/2019 11:04:03 -68.38,-167.51 112.85 09/20/2019 11:04:55 -68.36,-167.53 112.87 2.07 52
5 09/20/2019 11:54:47 68.26, -0.05 67.05 09/20/2019 11:54:22 68.25, -0.02 67.04 1.54 25
6 09/20/2019 12:45:14 -67.36, 168.38 113.84 09/20/2019 12:44:05 -67.42, 166.66 113.78 73.64 69
7 09/23/2019 03:20:57 -68.32, -51.66 111.87 09/23/2019 03:21:29 -68.32, -51.73 111.87 2.81 32
8 09/23/2019 04:11:41 68.20, 115.80 68.03 09/23/2019 04:10:56 68.21, 115.79 68.04 1.11 45
9 09/25/2019 18:47:19 68.83,-103.90 69.68 09/25/2019 18:48:29 68.74,-103.00 69.59 37.70 70
10 09/25/2019 19:37:53 -68.31, 64.12 110.84 09/25/2019 19:38:05 -68.31, 64.11 110.83 0.71 12
11 09/25/2019 20:28:37 68.19,-128.43 69.07 09/25/2019 20:27:32 68.20,-128.38 69.07 2.24 65
12 09/28/2019 11:04:07 68.40, 12.44 70.29 09/28/2019 11:05:12 68.43, 12.46 70.32 3.38 65
13 09/28/2019 11:54:49 -68.30, 179.89 109.80 09/28/2019 11:54:43 -68.28, 179.92 109.82 1.98 6
14 09/28/2019 12:45:27 67.86, -12.25 69.79 09/28/2019 12:44:15 67.89, -12.90 69.80 27.29 72

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/15/2019
SNOs_Map_NOAA-20_TERRA_20190915.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/15/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service