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: 4/16/2017
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 04/17/2017 14:41:19 70.20, -43.96 59.45 04/17/2017 14:40:37 70.19, -44.01 59.45 2.17 42
2 04/17/2017 15:30:49 -70.09, 123.51 120.67 04/17/2017 15:31:19 -70.09, 123.46 120.67 1.77 30
3 04/20/2017 06:08:08 -70.87, -94.74 120.82 04/20/2017 06:07:00 -70.93, -96.74 120.70 73.16 68
4 04/20/2017 06:57:46 70.17, 71.86 58.49 04/20/2017 06:57:31 70.15, 71.83 58.47 2.63 15
5 04/20/2017 07:47:16 -70.06,-120.66 121.63 04/20/2017 07:48:13 -70.04,-120.70 121.65 1.86 57
6 04/22/2017 22:24:47 -70.23, 20.19 122.34 04/22/2017 22:23:42 -70.20, 20.20 122.37 3.37 65
7 04/22/2017 23:14:14 70.13,-172.32 57.54 04/22/2017 23:14:26 70.10,-172.34 57.52 2.63 12
8 04/23/2017 00:03:51 -69.63, -5.37 122.95 04/23/2017 00:05:01 -69.63, -4.31 122.98 40.98 70
9 04/25/2017 14:41:15 -70.19, 136.01 123.27 04/25/2017 14:40:38 -70.21, 135.95 123.24 3.35 37
10 04/25/2017 15:30:42 70.08, -56.50 56.62 04/25/2017 15:31:21 70.06, -56.50 56.60 1.98 39
11 04/28/2017 06:08:08 70.52, 84.74 56.21 04/28/2017 06:06:57 70.60, 83.80 56.32 35.83 71
12 04/28/2017 06:57:43 -70.14,-108.18 124.17 04/28/2017 06:57:32 -70.12,-108.14 124.19 2.94 11
13 04/28/2017 07:47:10 70.03, 59.30 55.71 04/28/2017 07:48:16 70.02, 59.33 55.70 0.99 66

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/16/2017
SNOs_Map_LANDSAT-8_NPP_20170418.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/16/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service