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: 7/15/2019
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 07/15/2019 18:47:27 -68.40, 76.66 133.16 07/15/2019 18:48:34 -68.39, 76.66 133.18 1.16 67
2 07/15/2019 19:38:11 68.27,-115.86 46.71 07/15/2019 19:38:01 68.28,-115.83 46.73 1.94 10
3 07/15/2019 20:28:47 -67.87, 51.96 133.69 07/15/2019 20:27:35 -67.95, 51.42 133.59 24.37 72
4 07/18/2019 11:04:20 -68.36,-167.51 132.75 07/18/2019 11:05:05 -68.35,-167.51 132.76 0.88 45
5 07/18/2019 11:55:04 68.23, -0.04 47.13 07/18/2019 11:54:32 68.24, -0.00 47.14 1.86 32
6 07/21/2019 02:30:47 69.26, 139.73 48.67 07/21/2019 02:31:54 69.14, 141.70 48.50 79.04 67
7 07/21/2019 03:21:13 -68.32, -51.69 132.29 07/21/2019 03:21:37 -68.31, -51.69 132.31 0.99 24
8 07/21/2019 04:11:57 68.19, 115.78 47.58 07/21/2019 04:11:04 68.20, 115.82 47.59 1.50 53
9 07/23/2019 18:47:26 68.53,-103.50 48.45 07/23/2019 18:48:37 68.48,-103.26 48.38 11.26 71
10 07/23/2019 19:38:05 -68.29, 64.13 131.80 07/23/2019 19:38:09 -68.27, 64.13 131.82 1.50 4
11 07/23/2019 20:28:49 68.16,-128.40 48.08 07/23/2019 20:27:36 68.15,-128.37 48.08 1.28 73
12 07/26/2019 11:04:17 68.39, 12.46 48.87 07/26/2019 11:05:12 68.38, 12.48 48.86 1.37 55
13 07/26/2019 11:54:58 -68.25, 179.96 131.27 07/26/2019 11:54:43 -68.23, 179.93 131.29 2.48 15
14 07/26/2019 12:45:30 67.48, -11.78 47.95 07/26/2019 12:44:21 67.49, -13.27 48.01 63.44 69

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/15/2019
SNOs_Map_NOAA-20_TERRA_20190715.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/15/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service