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: 8/28/2019
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 08/28/2019 18:22:45 68.42, -97.10 58.70 08/28/2019 18:23:41 68.40, -97.15 58.67 3.16 56
2 08/28/2019 19:13:26 -68.28, 70.40 121.43 08/28/2019 19:13:11 -68.28, 70.34 121.44 2.47 15
3 08/28/2019 20:03:58 67.50,-121.34 57.80 08/28/2019 20:02:49 67.56,-122.85 57.87 64.59 69
4 08/31/2019 10:39:40 68.40, 18.69 59.64 08/31/2019 10:40:09 68.40, 18.73 59.63 1.74 29
5 08/31/2019 11:30:21 -68.26,-173.80 120.50 08/31/2019 11:29:40 -68.23,-173.84 120.53 3.31 41
6 09/03/2019 02:05:56 -68.77, -33.33 119.04 09/03/2019 02:07:07 -68.68, -32.69 119.14 27.48 71
7 09/03/2019 02:56:34 68.33, 134.56 60.54 09/03/2019 02:56:38 68.35, 134.55 60.55 1.97 4
8 09/03/2019 03:47:16 -68.24, -58.01 119.55 09/03/2019 03:46:08 -68.24, -57.95 119.55 2.31 68
9 09/05/2019 18:22:44 -68.43, 82.89 118.40 09/05/2019 18:23:39 -68.40, 82.85 118.43 3.19 55
10 09/05/2019 19:13:28 68.32,-109.65 61.51 09/05/2019 19:13:06 68.29,-109.64 61.48 2.75 22
11 09/05/2019 20:03:57 -67.52, 58.66 119.29 09/05/2019 20:02:47 -67.57, 57.16 119.23 63.91 70
12 09/08/2019 09:49:15 69.47, 29.92 63.66 09/08/2019 09:50:21 69.40, 32.36 63.56 95.95 66
13 09/08/2019 10:39:39 -68.41,-161.31 117.42 09/08/2019 10:40:07 -68.40,-161.27 117.43 1.96 28
14 09/08/2019 11:30:22 68.25, 6.21 62.44 09/08/2019 11:29:35 68.23, 6.18 62.42 2.19 47
15 09/11/2019 02:05:53 68.55, 146.96 63.73 09/11/2019 02:07:05 68.50, 147.10 63.67 8.12 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/28/2019
SNOs_Map_NPP_TERRA_20190828.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/28/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service