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: 5/14/2018
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 05/17/2018 06:07:54 70.22, 84.29 50.82 05/17/2018 06:06:58 70.23, 84.33 50.84 2.09 56
2 05/17/2018 06:57:23 -70.16,-108.17 129.25 05/17/2018 06:57:40 -70.14,-108.21 129.27 2.89 17
3 05/17/2018 07:47:04 69.29, 58.28 49.90 05/17/2018 07:48:10 69.28, 60.37 49.84 82.08 66
4 05/19/2018 22:24:21 70.22,-159.83 50.24 05/19/2018 22:23:53 70.22,-159.87 50.23 1.62 28
5 05/19/2018 23:13:51 -70.11, 7.64 129.88 05/19/2018 23:14:35 -70.12, 7.60 129.87 2.00 44
6 05/22/2018 13:51:20 -70.39, 148.64 130.14 05/22/2018 13:50:07 -70.47, 148.20 130.04 18.52 73
7 05/22/2018 14:40:49 70.17, -44.04 49.64 05/22/2018 14:40:47 70.15, -43.99 49.62 2.71 2
8 05/22/2018 15:30:19 -70.06, 123.44 130.48 05/22/2018 15:31:29 -70.05, 123.48 130.49 1.38 70
9 05/25/2018 06:07:49 -70.22, -95.73 130.81 05/25/2018 06:06:57 -70.24, -95.67 130.78 3.43 52
10 05/25/2018 06:57:15 70.16, 71.83 49.13 05/25/2018 06:57:41 70.13, 71.80 49.11 2.99 26
11 05/25/2018 07:47:01 -69.17,-121.87 131.83 05/25/2018 07:48:07 -69.19,-119.49 131.87 94.13 66
12 05/27/2018 21:34:32 71.08,-146.19 49.59 05/27/2018 21:33:25 71.11,-148.64 49.69 88.31 67
13 05/27/2018 22:24:16 -70.21, 20.14 131.27 05/27/2018 22:23:52 -70.23, 20.12 131.25 2.28 24
14 05/27/2018 23:13:43 70.09,-172.38 48.61 05/27/2018 23:14:35 70.07,-172.32 48.58 3.38 52

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/14/2018
SNOs_Map_LANDSAT-8_NPP_20180515.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/14/2018 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service