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: 5/11/2017
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 05/14/2017 06:08:11 70.69, 85.13 51.91 05/14/2017 06:07:01 70.72, 83.59 51.99 56.75 70
2 05/14/2017 06:57:50 -70.09,-108.13 128.69 05/14/2017 06:57:33 -70.11,-108.12 128.66 2.72 17
3 05/14/2017 07:47:17 69.98, 59.37 51.21 05/14/2017 07:48:17 69.99, 59.37 51.21 0.85 60
4 05/16/2017 22:24:51 70.20,-159.73 50.81 05/16/2017 22:23:46 70.18,-159.77 50.79 2.78 65
5 05/16/2017 23:14:21 -70.09, 7.75 129.31 05/16/2017 23:14:28 -70.09, 7.68 129.31 2.79 7
6 05/17/2017 00:03:55 69.60, 174.71 50.21 05/17/2017 00:05:05 69.60, 175.72 50.18 39.02 70
7 05/19/2017 14:41:23 70.14, -43.93 50.16 05/19/2017 14:40:41 70.16, -43.97 50.19 2.69 42
8 05/19/2017 15:30:53 -70.03, 123.55 129.95 05/19/2017 15:31:22 -70.02, 123.56 129.97 1.94 29
9 05/22/2017 06:08:13 -70.95, -94.49 129.58 05/22/2017 06:07:05 -70.99, -96.85 129.48 85.56 68
10 05/22/2017 06:57:54 70.07, 71.85 49.56 05/22/2017 06:57:34 70.09, 71.91 49.58 2.67 20
11 05/22/2017 07:47:24 -69.97,-120.66 130.55 05/22/2017 07:48:16 -70.00,-120.64 130.53 2.96 52
12 05/24/2017 22:24:58 -70.18, 20.23 130.84 05/24/2017 22:23:45 -70.19, 20.22 130.82 1.52 73
13 05/24/2017 23:14:25 70.06,-172.29 49.05 05/24/2017 23:14:29 70.07,-172.30 49.06 1.45 4
14 05/25/2017 00:03:56 -69.91, -4.87 131.11 05/25/2017 00:05:09 -69.88, -4.68 131.15 7.95 73

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/11/2017
SNOs_Map_LANDSAT-8_NPP_20170512.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/11/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service