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: 7/17/2017
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 07/19/2017 22:25:01 71.01,-158.50 50.29 07/19/2017 22:23:55 71.09,-161.18 50.48 97.08 66
2 07/19/2017 23:14:46 -70.08, 7.74 130.60 07/19/2017 23:14:20 -70.11, 7.73 130.56 3.07 26
3 07/20/2017 00:04:13 69.98, 175.24 49.32 07/20/2017 00:05:04 70.00, 175.21 49.33 2.17 51
4 07/22/2017 14:41:46 70.22, -43.82 50.05 07/22/2017 14:40:33 70.23, -44.01 50.09 7.14 73
5 07/22/2017 15:31:17 -70.06, 123.58 130.10 07/22/2017 15:31:14 -70.08, 123.54 130.07 3.28 3
6 07/22/2017 16:20:44 69.95, -68.92 49.81 07/22/2017 16:21:57 69.92, -68.90 49.78 3.15 73
7 07/25/2017 06:58:17 70.13, 71.93 50.53 07/25/2017 06:57:24 70.11, 71.96 50.52 2.71 53
8 07/25/2017 07:47:47 -70.03,-120.58 129.56 07/25/2017 07:48:06 -70.01,-120.57 129.58 2.38 19
9 07/25/2017 08:37:29 69.09, 45.79 49.57 07/25/2017 08:38:35 69.11, 48.05 49.49 89.62 66
10 07/27/2017 23:14:48 70.10,-172.24 51.10 07/27/2017 23:14:18 70.10,-172.24 51.10 0.43 30
11 07/28/2017 00:04:18 -70.00, -4.75 128.99 07/28/2017 00:05:00 -69.99, -4.76 129.00 1.26 42
12 07/30/2017 14:41:46 -70.51, 136.59 127.89 07/30/2017 14:40:35 -70.55, 135.52 127.80 39.69 71
13 07/30/2017 15:31:19 70.06, -56.41 51.70 07/30/2017 15:31:12 70.09, -56.44 51.73 2.61 7
14 07/30/2017 16:20:49 -69.97, 111.08 128.38 07/30/2017 16:21:54 -69.97, 111.04 128.38 1.84 65

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/17/2017
SNOs_Map_LANDSAT-8_NPP_20170718.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/17/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service