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: 4/20/2017
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 22:24:48 -70.20, 20.15 122.37 04/22/2017 22:23:43 -70.23, 20.15 122.34 3.34 65
2 04/22/2017 23:14:15 70.10,-172.35 57.52 04/22/2017 23:14:27 70.13,-172.37 57.55 3.18 12
3 04/23/2017 00:03:51 -69.66, -5.33 122.93 04/23/2017 00:05:02 -69.66, -4.35 122.95 37.93 71
4 04/25/2017 14:41:14 -70.22, 136.05 123.24 04/25/2017 14:40:37 -70.19, 135.99 123.26 3.48 37
5 04/25/2017 15:30:42 70.05, -56.54 56.59 04/25/2017 15:31:20 70.04, -56.46 56.57 3.57 38
6 04/28/2017 06:08:07 70.55, 84.78 56.24 04/28/2017 06:06:56 70.57, 83.84 56.29 34.94 71
7 04/28/2017 06:57:42 -70.17,-108.14 124.15 04/28/2017 06:57:32 -70.15,-108.18 124.16 2.26 10
8 04/28/2017 07:47:09 70.06, 59.34 55.74 04/28/2017 07:48:16 70.05, 59.28 55.73 2.43 67
9 04/30/2017 22:24:40 70.22,-159.82 55.09 04/30/2017 22:23:45 70.22,-159.84 55.10 0.64 55
10 04/30/2017 23:14:10 -70.11, 7.66 125.03 04/30/2017 23:14:27 -70.12, 7.64 125.02 0.84 17
11 05/01/2017 00:03:50 69.28, 174.17 54.16 05/01/2017 00:04:57 69.27, 176.19 54.10 79.69 67
12 05/03/2017 14:41:07 70.21, -43.95 54.29 05/03/2017 14:40:40 70.19, -44.02 54.27 3.52 27
13 05/03/2017 15:30:38 -70.06, 123.46 125.88 05/03/2017 15:31:22 -70.08, 123.46 125.85 3.11 44

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/20/2017
SNOs_Map_LANDSAT-8_NPP_20170422.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/20/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service