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: 3/20/2020
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 70.83,-158.90 70.08 03/21/2020 22:23:52 70.92,-161.00 70.25 77.31 68
2 03/21/2020 23:14:41 -70.12, 7.68 110.62 03/21/2020 23:14:20 -70.10, 7.62 110.63 2.98 21
3 03/22/2020 00:04:09 69.96, 175.10 69.22 03/22/2020 00:05:04 69.98, 175.12 69.23 2.17 55
4 03/24/2020 14:41:40 70.16, -44.02 68.37 03/24/2020 14:40:33 70.15, -44.00 68.38 1.13 67
5 03/24/2020 15:31:10 -70.05, 123.46 111.75 03/24/2020 15:31:15 -70.06, 123.45 111.73 1.75 5
6 03/24/2020 16:20:43 69.61, -69.50 67.82 03/24/2020 16:21:53 69.62, -68.59 67.80 35.63 70
7 03/27/2020 06:58:08 70.13, 71.83 67.30 03/27/2020 06:57:28 70.12, 71.82 67.29 2.03 40
8 03/27/2020 07:47:38 -70.03,-120.68 112.82 03/27/2020 07:48:10 -70.03,-120.73 112.82 1.72 32
9 03/29/2020 22:25:00 -70.72, 20.92 113.18 03/29/2020 22:23:50 -70.78, 19.23 113.06 62.39 70
10 03/29/2020 23:14:36 70.11,-172.32 66.22 03/29/2020 23:14:23 70.09,-172.37 66.20 3.19 13
11 03/30/2020 00:04:06 -70.01, -4.83 113.89 03/30/2020 00:05:05 -70.00, -4.91 113.91 3.44 59
12 04/01/2020 14:41:37 -70.15, 135.97 114.77 04/01/2020 14:40:33 -70.17, 135.97 114.74 1.91 64
13 04/01/2020 15:31:04 70.03, -56.56 65.11 04/01/2020 15:31:17 70.06, -56.55 65.13 2.97 13
14 04/01/2020 16:20:41 -69.55, 110.41 115.37 04/01/2020 16:21:51 -69.54, 111.53 115.42 43.61 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/20/2020
SNOs_Map_LANDSAT-8_NPP_20200320.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/20/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service