Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/29/2019
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 08/31/2019 10:39:40 68.39, 18.71 59.62 08/31/2019 10:40:10 68.36, 18.69 59.59 3.33 30
2 08/31/2019 11:30:21 -68.25,-173.79 120.51 08/31/2019 11:29:40 -68.24,-173.82 120.52 1.35 41
3 09/03/2019 02:05:56 -68.76, -33.32 119.05 09/03/2019 02:07:08 -68.64, -32.74 119.18 26.82 72
4 09/03/2019 02:56:33 68.32, 134.57 60.53 09/03/2019 02:56:38 68.31, 134.51 60.51 2.75 5
5 09/03/2019 03:47:15 -68.23, -57.99 119.56 09/03/2019 03:46:08 -68.20, -58.00 119.59 3.49 67
6 09/05/2019 18:22:44 -68.42, 82.91 118.41 09/05/2019 18:23:39 -68.42, 82.88 118.40 1.17 55
7 09/05/2019 19:13:28 68.31,-109.64 61.50 09/05/2019 19:13:06 68.31,-109.61 61.50 1.71 22
8 09/05/2019 20:03:57 -67.51, 58.67 119.30 09/05/2019 20:02:48 -67.53, 57.12 119.26 65.77 69
9 09/08/2019 09:49:16 69.52, 29.85 63.70 09/08/2019 09:50:21 69.43, 32.40 63.59 99.97 65
10 09/08/2019 10:39:39 -68.40,-161.30 117.42 09/08/2019 10:40:08 -68.37,-161.30 117.46 3.17 29
11 09/08/2019 11:30:22 68.24, 6.22 62.43 09/08/2019 11:29:35 68.26, 6.21 62.45 2.48 47
12 09/11/2019 02:05:54 68.60, 146.90 63.78 09/11/2019 02:07:05 68.54, 147.15 63.71 12.22 71
13 09/11/2019 02:56:33 -68.33, -45.44 116.48 09/11/2019 02:56:37 -68.32, -45.48 116.50 2.12 4
14 09/11/2019 03:47:17 68.23, 122.01 63.43 09/11/2019 03:46:04 68.21, 122.03 63.40 2.58 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/29/2019
SNOs_Map_NPP_TERRA_20190830.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/29/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service