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: 4/21/2017
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 04/22/2017 22:24:47 -70.25, 20.21 122.33 04/22/2017 22:23:43 -70.25, 20.13 122.32 2.88 64
2 04/22/2017 23:14:15 70.09,-172.37 57.51 04/22/2017 23:14:26 70.09,-172.31 57.50 2.30 11
3 04/23/2017 00:03:51 -69.64, -5.35 122.94 04/23/2017 00:05:01 -69.62, -4.29 123.00 41.10 70
4 04/25/2017 14:41:15 -70.20, 136.03 123.26 04/25/2017 14:40:38 -70.20, 135.97 123.25 2.16 37
5 04/25/2017 15:30:42 70.10, -56.48 56.63 04/25/2017 15:31:22 70.10, -56.56 56.63 2.97 40
6 04/28/2017 06:08:07 70.53, 84.76 56.23 04/28/2017 06:06:56 70.58, 83.82 56.30 34.92 71
7 04/28/2017 06:57:42 -70.15,-108.17 124.16 04/28/2017 06:57:32 -70.16,-108.20 124.15 1.88 10
8 04/28/2017 07:47:09 70.04, 59.32 55.72 04/28/2017 07:48:16 70.06, 59.27 55.74 2.87 67
9 04/30/2017 22:24:40 70.20,-159.85 55.07 04/30/2017 22:23:45 70.23,-159.85 55.11 3.39 55
10 04/30/2017 23:14:10 -70.09, 7.63 125.05 04/30/2017 23:14:27 -70.13, 7.63 125.01 3.56 17
11 05/01/2017 00:03:50 69.26, 174.14 54.14 05/01/2017 00:04:57 69.28, 176.18 54.11 80.35 67
12 05/03/2017 14:41:07 70.19, -43.99 54.26 05/03/2017 14:40:40 70.19, -44.03 54.28 1.67 27
13 05/03/2017 15:30:37 -70.09, 123.50 125.85 05/03/2017 15:31:22 -70.09, 123.45 125.85 1.93 45

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/21/2017
SNOs_Map_LANDSAT-8_NPP_20170423.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/21/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service