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: 12/17/2017
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 12/19/2017 07:46:20 -68.42,-117.95 88.28 12/19/2017 07:47:25 -68.40,-117.97 88.31 2.60 65
2 12/19/2017 08:36:59 68.28, 49.56 91.58 12/19/2017 08:36:52 68.29, 49.55 91.59 1.25 7
3 12/19/2017 09:27:36 -68.05,-142.81 88.66 12/19/2017 09:26:24 -68.08,-143.08 88.63 11.48 72
4 12/22/2017 02:31:02 68.63, 140.62 91.96 12/22/2017 02:32:14 68.56, 141.00 91.88 17.75 72
5 12/22/2017 03:21:38 -68.33, -51.67 88.35 12/22/2017 03:21:46 -68.34, -51.62 88.34 2.21 8
6 12/22/2017 04:12:17 68.20, 115.83 91.52 12/22/2017 04:11:14 68.18, 115.83 91.50 2.17 63
7 12/24/2017 21:15:54 -69.31, 38.53 87.39 12/24/2017 21:17:01 -69.19, 40.57 87.53 81.54 67
8 12/24/2017 22:06:18 68.38,-152.89 91.67 12/24/2017 22:06:41 68.36,-152.83 91.65 3.43 23
9 12/24/2017 22:56:57 -68.24, 14.62 88.48 12/24/2017 22:56:12 -68.21, 14.62 88.51 2.94 45
10 12/27/2017 16:50:57 -68.37, 105.97 88.45 12/27/2017 16:51:42 -68.38, 105.94 88.44 1.97 45
11 12/27/2017 17:41:36 68.24, -86.54 91.43 12/27/2017 17:41:09 68.27, -86.55 91.45 2.85 27
12 12/27/2017 18:32:01 -67.34, 81.89 89.49 12/27/2017 18:30:53 -67.40, 80.08 89.42 77.95 68
13 12/30/2017 11:35:37 68.43, 4.73 91.46 12/30/2017 11:36:42 68.41, 4.73 91.43 1.92 65
14 12/30/2017 12:26:17 -68.33, 172.19 88.65 12/30/2017 12:26:12 -68.32, 172.25 88.66 2.79 5
15 12/30/2017 13:16:54 68.10, -20.19 91.12 12/30/2017 13:15:41 68.10, -20.37 91.12 7.22 73

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 12/17/2017
SNOs_Map_NOAA-20_TERRA_20171217.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 12/17/2017 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service