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: 5/20/2018
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 05/22/2018 13:51:19 -70.42, 148.68 130.11 05/22/2018 13:50:06 -70.44, 148.25 130.07 16.30 73
2 05/22/2018 14:40:49 70.15, -44.06 49.62 05/22/2018 14:40:47 70.16, -44.02 49.64 2.35 2
3 05/22/2018 15:30:18 -70.09, 123.49 130.45 05/22/2018 15:31:29 -70.08, 123.44 130.46 2.40 71
4 05/25/2018 06:07:49 -70.25, -95.68 130.78 05/25/2018 06:06:58 -70.27, -95.71 130.75 2.28 51
5 05/25/2018 06:57:16 70.14, 71.81 49.12 05/25/2018 06:57:42 70.15, 71.78 49.13 1.68 26
6 05/25/2018 07:47:02 -69.15,-121.90 131.85 05/25/2018 07:48:07 -69.16,-119.45 131.90 97.00 65
7 05/27/2018 21:34:33 71.06,-146.22 49.57 05/27/2018 21:33:26 71.13,-148.67 49.71 88.87 67
8 05/27/2018 22:24:16 -70.19, 20.11 131.29 05/27/2018 22:23:51 -70.20, 20.16 131.27 2.78 25
9 05/27/2018 23:13:43 70.08,-172.40 48.60 05/27/2018 23:14:35 70.09,-172.35 48.61 2.45 52
10 05/30/2018 13:51:13 70.28, -31.51 48.39 05/30/2018 13:50:04 70.29, -31.51 48.41 0.85 69
11 05/30/2018 14:40:43 -70.17, 135.97 131.72 05/30/2018 14:40:46 -70.19, 135.95 131.70 2.25 3
12 05/30/2018 15:30:14 69.84, -56.85 47.96 05/30/2018 15:31:25 69.82, -56.17 47.91 26.40 71
13 06/02/2018 06:07:40 70.26, 84.34 48.01 06/02/2018 06:06:59 70.28, 84.27 48.04 3.55 41
14 06/02/2018 06:57:10 -70.16,-108.17 132.10 06/02/2018 06:57:40 -70.13,-108.18 132.12 2.82 30

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2018
SNOs_Map_LANDSAT-8_NPP_20180521.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/20/2018 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service