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: 12/16/2018
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 12/18/2018 10:39:41 68.40, 18.68 91.67 12/18/2018 10:40:29 68.39, 18.73 91.66 2.01 48
2 12/18/2018 11:30:22 -68.25,-173.81 88.48 12/18/2018 11:29:59 -68.28,-173.77 88.45 3.39 23
3 12/18/2018 12:20:49 67.21, -5.23 90.49 12/18/2018 12:19:42 67.28, -7.28 90.55 88.10 67
4 12/21/2018 02:06:10 -69.48, -34.34 87.19 12/21/2018 02:07:16 -69.34, -31.83 87.34 99.19 66
5 12/21/2018 02:56:35 68.35, 134.51 91.68 12/21/2018 02:56:59 68.35, 134.56 91.67 2.26 24
6 12/21/2018 03:47:16 -68.21, -57.99 88.48 12/21/2018 03:46:30 -68.18, -58.01 88.50 2.84 46
7 12/23/2018 18:22:48 -68.59, 82.66 88.10 12/23/2018 18:24:00 -68.52, 83.00 88.18 15.64 72
8 12/23/2018 19:13:28 68.32,-109.67 91.63 12/23/2018 19:13:28 68.30,-109.62 91.61 2.94 0
9 12/23/2018 20:04:09 -68.16, 57.84 88.53 12/23/2018 20:02:59 -68.13, 57.82 88.56 3.43 70
10 12/26/2018 10:39:38 -68.39,-161.30 88.37 12/26/2018 10:40:30 -68.41,-161.25 88.35 3.18 52
11 12/26/2018 11:30:21 68.23, 6.21 91.47 12/26/2018 11:29:58 68.24, 6.19 91.48 1.75 23
12 12/26/2018 12:20:49 -67.37, 174.58 89.40 12/26/2018 12:19:40 -67.46, 172.93 89.29 71.39 69
13 12/29/2018 02:06:08 69.42, 145.75 92.57 12/29/2018 02:07:14 69.34, 148.17 92.46 95.22 66
14 12/29/2018 02:56:32 -68.35, -45.49 88.53 12/29/2018 02:57:00 -68.34, -45.45 88.54 1.49 28
15 12/29/2018 03:47:15 68.19, 122.03 91.31 12/29/2018 03:46:28 68.17, 121.99 91.29 2.75 47

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/16/2018
SNOs_Map_NPP_TERRA_20181216.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/16/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service