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: 1/20/2019
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 01/20/2019 18:47:41 -68.36, 76.63 91.65 01/20/2019 18:48:43 -68.36, 76.66 91.65 1.21 62
2 01/20/2019 19:38:24 68.19,-115.84 88.17 01/20/2019 19:38:11 68.20,-115.89 88.19 2.91 13
3 01/20/2019 20:28:59 -67.72, 52.06 92.32 01/20/2019 20:27:47 -67.75, 51.22 92.26 35.75 72
4 01/23/2019 11:04:37 -68.30,-167.53 92.31 01/23/2019 11:05:13 -68.28,-167.57 92.34 3.30 36
5 01/23/2019 11:55:21 68.18, -0.07 87.57 01/23/2019 11:54:40 68.17, -0.05 87.55 1.93 41
6 01/26/2019 02:30:56 68.66, 140.45 87.43 01/26/2019 02:32:07 68.57, 141.04 87.31 26.02 71
7 01/26/2019 03:21:32 -68.24, -51.69 93.01 01/26/2019 03:21:41 -68.24, -51.73 93.02 2.02 9
8 01/26/2019 04:12:16 68.13, 115.77 86.86 01/26/2019 04:11:08 68.12, 115.78 86.86 0.58 68
9 01/28/2019 18:47:47 68.34,-103.36 86.41 01/28/2019 18:48:39 68.35,-103.34 86.42 1.38 52
10 01/28/2019 19:38:28 -68.19, 64.16 93.76 01/28/2019 19:38:10 -68.19, 64.10 93.75 2.47 18
11 01/28/2019 20:28:58 67.32,-127.47 85.34 01/28/2019 20:27:50 67.35,-129.23 85.42 75.54 68
12 01/31/2019 10:14:18 -69.41,-156.35 93.19 01/31/2019 10:15:24 -69.36,-153.83 93.32 98.79 66
13 01/31/2019 11:04:43 68.29, 12.48 85.63 01/31/2019 11:05:08 68.30, 12.47 85.64 1.12 25
14 01/31/2019 11:55:25 -68.19, 179.93 94.49 01/31/2019 11:54:38 -68.20, 179.99 94.47 2.83 47

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/20/2019
SNOs_Map_NOAA-20_TERRA_20190120.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/20/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service