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: 7/30/2019
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 07/31/2019 06:08:45 -70.95, -94.50 127.43 07/31/2019 06:07:38 -71.02, -97.02 127.25 91.67 67
2 07/31/2019 06:58:26 70.08, 71.86 51.76 07/31/2019 06:58:06 70.06, 71.84 51.74 2.56 20
3 07/31/2019 07:47:56 -69.97,-120.66 128.34 07/31/2019 07:48:48 -69.98,-120.72 128.34 2.35 52
4 08/02/2019 22:25:30 -70.15, 20.18 127.52 08/02/2019 22:24:17 -70.15, 20.17 127.51 0.55 73
5 08/02/2019 23:14:57 70.04,-172.32 52.39 08/02/2019 23:15:01 70.03,-172.34 52.38 1.60 4
6 08/03/2019 00:04:29 -69.82, -4.99 127.81 08/03/2019 00:05:41 -69.84, -4.73 127.82 10.12 72
7 08/05/2019 14:42:01 -70.11, 136.00 126.85 08/05/2019 14:41:12 -70.11, 136.00 126.84 0.65 49
8 08/05/2019 15:31:28 70.00, -56.51 53.06 08/05/2019 15:31:56 69.99, -56.52 53.05 0.39 28
9 08/08/2019 06:08:48 70.93, 85.48 54.67 08/08/2019 06:07:41 71.01, 83.00 54.85 90.10 67
10 08/08/2019 06:58:32 -70.06,-108.18 126.16 08/08/2019 06:58:07 -70.07,-108.18 126.14 1.49 25
11 08/08/2019 07:47:59 69.95, 59.31 53.75 08/08/2019 07:48:51 69.96, 59.30 53.76 1.50 52
12 08/10/2019 22:25:32 70.11,-159.86 54.66 08/10/2019 22:24:19 70.14,-159.82 54.69 3.08 73
13 08/10/2019 23:15:02 -70.02, 7.63 125.43 08/10/2019 23:15:01 -70.04, 7.65 125.40 2.80 1
14 08/11/2019 00:04:31 69.79, 174.96 54.37 08/11/2019 00:05:43 69.83, 175.28 54.39 12.82 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/30/2019
SNOs_Map_LANDSAT-8_NPP_20190730.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/30/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service