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: 1/17/2019
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 01/19/2019 10:39:33 68.38, 18.70 88.66 01/19/2019 10:40:28 68.36, 18.72 88.64 1.85 55
2 01/19/2019 11:30:14 -68.24,-173.80 91.50 01/19/2019 11:29:58 -68.25,-173.78 91.48 2.22 16
3 01/19/2019 12:20:46 67.47, -5.54 87.71 01/19/2019 12:19:36 67.53, -6.98 87.81 61.38 70
4 01/22/2019 02:56:25 68.31, 134.56 88.01 01/22/2019 02:56:57 68.30, 134.53 88.00 1.54 32
5 01/22/2019 03:47:07 -68.22, -58.00 92.10 01/22/2019 03:46:27 -68.20, -57.97 92.12 2.51 40
6 01/24/2019 18:22:43 -68.84, 82.33 92.07 01/24/2019 18:23:54 -68.70, 83.24 92.24 39.70 71
7 01/24/2019 19:13:19 68.29,-109.65 87.37 01/24/2019 19:13:26 68.31,-109.59 87.38 2.73 7
8 01/24/2019 20:04:00 -68.15, 57.86 92.80 01/24/2019 20:02:57 -68.15, 57.85 92.79 0.40 63
9 01/27/2019 10:39:29 -68.39,-161.31 93.19 01/27/2019 10:40:29 -68.38,-161.27 93.21 2.15 60
10 01/27/2019 11:30:12 68.23, 6.21 86.63 01/27/2019 11:29:57 68.21, 6.16 86.61 3.06 15
11 01/27/2019 12:20:45 -67.65, 174.25 93.98 01/27/2019 12:19:34 -67.72, 173.23 93.88 43.86 71
12 01/30/2019 02:56:22 -68.33, -45.45 93.97 01/30/2019 02:56:59 -68.34, -45.44 93.96 2.05 37
13 01/30/2019 03:47:06 68.22, 122.00 85.91 01/30/2019 03:46:26 68.22, 122.06 85.92 2.73 40

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/17/2019
SNOs_Map_NPP_TERRA_20190117.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/17/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service