Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/18/2019
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 01/20/2019 06:08:38 -70.59, -95.08 89.26 01/20/2019 06:07:27 -70.63, -96.37 89.16 47.65 71
2 01/20/2019 06:58:12 70.10, 71.84 90.27 01/20/2019 06:58:03 70.11, 71.77 90.28 2.85 9
3 01/20/2019 07:47:43 -69.94,-120.75 89.90 01/20/2019 07:48:44 -69.96,-120.69 89.89 3.32 61
4 01/22/2019 22:25:15 -70.12, 20.11 90.30 01/22/2019 22:24:12 -70.14, 20.18 90.27 3.41 63
5 01/22/2019 23:14:41 70.07,-172.32 89.65 01/22/2019 23:14:56 70.04,-172.35 89.62 3.41 15
6 01/23/2019 00:04:20 -69.47, -5.52 90.93 01/23/2019 00:05:29 -69.46, -4.19 91.00 51.85 69
7 01/25/2019 14:41:43 -70.14, 136.02 90.91 01/25/2019 14:41:06 -70.13, 135.97 90.92 2.54 37
8 01/25/2019 15:31:10 70.03, -56.49 88.98 01/25/2019 15:31:50 70.02, -56.56 88.97 2.48 40
9 01/28/2019 06:08:36 70.54, 84.84 88.80 01/28/2019 06:07:25 70.58, 83.72 88.90 42.03 71
10 01/28/2019 06:58:12 -70.11,-108.15 91.62 01/28/2019 06:58:00 -70.11,-108.23 91.61 3.09 12
11 01/28/2019 07:47:40 69.94, 59.25 88.21 01/28/2019 07:48:43 69.96, 59.32 88.22 3.31 63
12 01/30/2019 22:25:10 70.17,-159.82 87.73 01/30/2019 22:24:10 70.15,-159.83 87.72 1.97 60
13 01/30/2019 23:14:40 -70.07, 7.67 92.38 01/30/2019 23:14:52 -70.05, 7.64 92.40 2.53 12
14 01/31/2019 00:04:17 69.40, 174.40 86.99 01/31/2019 00:05:26 69.41, 175.89 86.93 58.23 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/18/2019
SNOs_Map_LANDSAT-8_NPP_20190118.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/18/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service