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: 11/1/2017
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 11/02/2017 18:22:55 -68.44, 82.89 96.68 11/02/2017 18:24:05 -68.45, 82.87 96.67 0.74 70
2 11/02/2017 19:13:39 68.31,-109.63 83.21 11/02/2017 19:13:32 68.33,-109.63 83.22 1.88 7
3 11/02/2017 20:04:17 -68.02, 58.06 97.07 11/02/2017 20:03:05 -68.06, 57.69 97.04 15.83 72
4 11/05/2017 10:39:49 -68.39,-161.28 95.90 11/05/2017 10:40:35 -68.41,-161.29 95.88 2.01 46
5 11/05/2017 11:30:33 68.26, 6.19 83.99 11/05/2017 11:30:02 68.29, 6.21 84.01 2.81 31
6 11/05/2017 12:20:56 -67.16, 174.86 97.08 11/05/2017 12:19:49 -67.25, 172.65 97.05 95.76 67
7 11/08/2017 02:06:15 69.24, 146.03 85.72 11/08/2017 02:07:23 69.08, 147.80 85.59 71.90 68
8 11/08/2017 02:56:42 -68.35, -45.45 95.15 11/08/2017 02:57:04 -68.37, -45.45 95.13 2.78 22
9 11/08/2017 03:47:26 68.22, 122.01 84.74 11/08/2017 03:46:31 68.25, 122.04 84.76 2.98 55
10 11/10/2017 18:22:55 68.45, -97.13 85.70 11/10/2017 18:24:04 68.42, -97.15 85.67 3.05 69
11 11/10/2017 19:13:36 -68.31, 70.37 94.44 11/10/2017 19:13:34 -68.33, 70.38 94.41 2.70 2
12 11/10/2017 20:04:16 67.97,-121.90 85.25 11/10/2017 20:03:04 68.03,-122.33 85.30 19.43 72
13 11/13/2017 10:39:49 68.41, 18.68 86.38 11/13/2017 10:40:33 68.42, 18.74 86.40 2.88 44
14 11/13/2017 11:30:30 -68.26,-173.81 93.75 11/13/2017 11:30:04 -68.28,-173.80 93.74 1.75 26

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/1/2017
SNOs_Map_NPP_TERRA_20171101.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/01/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service