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: 3/23/2020
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 03/24/2020 14:41:40 70.16, -44.01 68.37 03/24/2020 14:40:33 70.14, -43.98 68.37 2.52 67
2 03/24/2020 15:31:10 -70.05, 123.46 111.75 03/24/2020 15:31:15 -70.06, 123.46 111.74 0.93 5
3 03/24/2020 16:20:43 69.61, -69.50 67.82 03/24/2020 16:21:53 69.61, -68.57 67.79 35.97 70
4 03/27/2020 06:58:08 70.13, 71.83 67.29 03/27/2020 06:57:28 70.11, 71.84 67.27 2.77 40
5 03/27/2020 07:47:38 -70.02,-120.69 112.83 03/27/2020 07:48:10 -70.02,-120.72 112.83 1.06 32
6 03/29/2020 22:25:00 -70.70, 20.90 113.20 03/29/2020 22:23:50 -70.77, 19.24 113.07 61.28 70
7 03/29/2020 23:14:36 70.10,-172.34 66.21 03/29/2020 23:14:23 70.07,-172.35 66.19 2.69 13
8 03/30/2020 00:04:06 -70.00, -4.85 113.90 03/30/2020 00:05:05 -69.99, -4.90 113.92 2.06 59
9 04/01/2020 14:41:36 -70.18, 136.01 114.74 04/01/2020 14:40:33 -70.16, 135.98 114.75 2.76 63
10 04/01/2020 15:31:03 70.06, -56.51 65.14 04/01/2020 15:31:17 70.05, -56.53 65.12 2.21 14
11 04/01/2020 16:20:41 -69.52, 110.38 115.40 04/01/2020 16:21:51 -69.53, 111.55 115.43 45.41 70
12 04/04/2020 06:58:04 -70.15,-108.16 115.80 04/04/2020 06:57:28 -70.13,-108.20 115.81 2.53 36
13 04/04/2020 07:47:31 70.02, 59.32 64.07 04/04/2020 07:48:12 70.02, 59.28 64.06 1.62 41

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/23/2020
SNOs_Map_LANDSAT-8_NPP_20200323.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/23/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service