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: 9/24/2017
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 09/27/2017 06:08:57 -70.86, -94.67 107.53 09/27/2017 06:07:49 -70.88, -96.75 107.48 75.98 68
2 09/27/2017 06:58:36 70.10, 71.85 71.73 09/27/2017 06:58:20 70.08, 71.84 71.71 2.69 16
3 09/27/2017 07:48:06 -69.99,-120.67 108.37 09/27/2017 07:49:02 -70.00,-120.72 108.36 1.88 56
4 09/29/2017 22:25:40 -70.16, 20.17 107.19 09/29/2017 22:24:32 -70.17, 20.17 107.18 0.71 68
5 09/29/2017 23:15:07 70.05,-172.34 72.73 09/29/2017 23:15:16 70.04,-172.34 72.72 1.47 9
6 09/30/2017 00:04:42 -69.67, -5.24 107.64 09/30/2017 00:05:53 -69.69, -4.50 107.63 28.66 71
7 10/02/2017 14:42:10 -70.11, 135.98 106.20 10/02/2017 14:41:27 -70.13, 135.99 106.18 2.25 43
8 10/02/2017 15:31:37 70.00, -56.53 73.71 10/02/2017 15:32:11 70.01, -56.52 73.72 0.83 34
9 10/05/2017 06:09:01 70.71, 85.10 75.43 10/05/2017 06:07:52 70.76, 83.43 75.49 61.61 69
10 10/05/2017 06:58:40 -70.11,-108.14 105.16 10/05/2017 06:58:23 -70.10,-108.19 105.18 2.37 17
11 10/05/2017 07:48:07 70.00, 59.34 74.74 10/05/2017 07:49:07 69.98, 59.30 74.72 3.10 60
12 10/07/2017 22:25:41 70.15,-159.84 75.89 10/07/2017 22:24:37 70.16,-159.84 75.90 0.56 64
13 10/07/2017 23:15:11 -70.05, 7.65 104.20 10/07/2017 23:15:19 -70.07, 7.62 104.18 2.13 8
14 10/08/2017 00:04:45 69.55, 174.60 75.32 10/08/2017 00:05:55 69.53, 175.74 75.29 44.11 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/24/2017
SNOs_Map_LANDSAT-8_NPP_20170925.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/24/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service