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: 4/11/2018
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 04/13/2018 03:21:09 -68.35, -51.76 120.76 04/13/2018 03:22:21 -68.33, -51.76 120.79 2.78 72
2 04/13/2018 04:11:53 68.22, 115.71 59.10 04/13/2018 04:11:48 68.21, 115.75 59.09 2.16 5
3 04/13/2018 05:02:32 -67.98, -76.67 121.16 04/13/2018 05:01:20 -68.00, -76.86 121.14 8.43 72
4 04/15/2018 19:38:02 -68.29, 64.09 121.79 04/15/2018 19:38:54 -68.29, 64.06 121.79 1.29 52
5 04/15/2018 20:28:46 68.16,-128.44 58.08 04/15/2018 20:28:21 68.17,-128.43 58.08 0.95 25
6 04/15/2018 21:19:13 -67.27, 39.97 122.84 04/15/2018 21:18:04 -67.35, 38.26 122.75 73.77 69
7 04/18/2018 11:54:56 -68.28, 179.88 122.74 04/18/2018 11:55:27 -68.25, 179.89 122.77 3.04 31
8 04/18/2018 12:45:38 68.10, -12.59 57.07 04/18/2018 12:44:53 68.13, -12.61 57.10 3.27 45
9 04/21/2018 03:21:13 68.68, 127.80 56.76 04/21/2018 03:22:24 68.59, 128.53 56.66 31.37 71
10 04/21/2018 04:11:48 -68.22, -64.27 123.73 04/21/2018 04:11:59 -68.22, -64.29 123.73 0.72 11
11 04/21/2018 05:02:32 68.10, 103.19 56.15 04/21/2018 05:01:26 68.10, 103.22 56.14 1.30 66
12 04/23/2018 19:38:00 68.31,-115.93 55.48 04/23/2018 19:39:02 68.28,-115.98 55.45 3.22 62
13 04/23/2018 20:28:42 -68.21, 51.51 124.63 04/23/2018 20:28:32 -68.19, 51.54 124.66 2.69 10
14 04/23/2018 21:19:17 67.61,-140.44 54.75 04/23/2018 21:18:06 67.68,-141.41 54.83 41.62 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/11/2018
SNOs_Map_NOAA-20_TERRA_20180411.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/11/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service