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: 3/21/2020
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 03/21/2020 22:25:00 70.85,-158.87 70.10 03/21/2020 22:23:52 70.90,-160.97 70.23 76.76 68
2 03/21/2020 23:14:42 -70.08, 7.63 110.66 03/21/2020 23:14:20 -70.08, 7.65 110.65 0.97 22
3 03/22/2020 00:04:09 69.97, 175.12 69.23 03/22/2020 00:05:04 69.96, 175.15 69.21 2.18 55
4 03/24/2020 14:41:40 70.17, -44.00 68.38 03/24/2020 14:40:34 70.18, -44.05 68.41 2.53 66
5 03/24/2020 15:31:10 -70.06, 123.48 111.74 03/24/2020 15:31:15 -70.05, 123.48 111.75 1.43 5
6 03/24/2020 16:20:43 69.62, -69.49 67.83 03/24/2020 16:21:53 69.60, -68.56 67.78 36.00 70
7 03/27/2020 06:58:08 70.14, 71.84 67.30 03/27/2020 06:57:29 70.15, 71.77 67.32 3.04 39
8 03/27/2020 07:47:38 -70.04,-120.68 112.82 03/27/2020 07:48:10 -70.01,-120.70 112.84 2.80 32
9 03/29/2020 22:24:59 -70.71, 20.92 113.19 03/29/2020 22:23:49 -70.76, 19.26 113.08 61.21 70
10 03/29/2020 23:14:36 70.05,-172.40 66.17 03/29/2020 23:14:22 70.07,-172.34 66.19 3.11 14
11 03/30/2020 00:04:06 -69.95, -4.91 113.95 03/30/2020 00:05:04 -69.98, -4.88 113.93 3.22 58
12 04/01/2020 14:41:37 -70.14, 135.95 114.78 04/01/2020 14:40:33 -70.15, 135.99 114.76 2.55 64
13 04/01/2020 15:31:04 70.02, -56.57 65.09 04/01/2020 15:31:17 70.04, -56.53 65.12 3.34 13
14 04/01/2020 16:20:41 -69.53, 110.39 115.39 04/01/2020 16:21:51 -69.53, 111.56 115.44 45.18 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/21/2020
SNOs_Map_LANDSAT-8_NPP_20200321.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/21/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service