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: 3/28/2020
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 03/29/2020 22:24:59 -70.71, 20.91 113.19 03/29/2020 22:23:49 -70.76, 19.25 113.08 60.92 70
2 03/29/2020 23:14:36 70.05,-172.41 66.17 03/29/2020 23:14:22 70.06,-172.33 66.18 3.07 14
3 03/30/2020 00:04:05 -70.00, -4.85 113.90 03/30/2020 00:05:04 -69.98, -4.89 113.92 2.52 59
4 04/01/2020 14:41:36 -70.18, 136.01 114.74 04/01/2020 14:40:33 -70.16, 135.99 114.76 3.22 63
5 04/01/2020 15:31:04 70.02, -56.58 65.09 04/01/2020 15:31:17 70.04, -56.52 65.11 3.15 13
6 04/01/2020 16:20:41 -69.53, 110.38 115.39 04/01/2020 16:21:51 -69.53, 111.55 115.44 45.59 70
7 04/04/2020 06:58:04 -70.15,-108.16 115.80 04/04/2020 06:57:28 -70.13,-108.20 115.82 2.55 36
8 04/04/2020 07:47:31 70.03, 59.32 64.08 04/04/2020 07:48:12 70.01, 59.29 64.05 2.43 41
9 04/06/2020 22:24:58 70.42,-159.51 63.46 04/06/2020 22:23:46 70.46,-160.26 63.53 28.32 72
10 04/06/2020 23:14:32 -70.10, 7.66 116.86 04/06/2020 23:14:23 -70.10, 7.61 116.86 1.92 9
11 04/07/2020 00:03:59 69.98, 175.14 63.01 04/07/2020 00:05:07 69.99, 175.09 63.01 1.87 68
12 04/09/2020 14:41:29 70.15, -44.02 62.20 04/09/2020 14:40:35 70.18, -44.05 62.23 2.65 54
13 04/09/2020 15:30:59 -70.06, 123.48 117.91 04/09/2020 15:31:17 -70.08, 123.42 117.89 3.12 18
14 04/09/2020 16:20:40 69.16, -70.09 61.22 04/09/2020 16:21:46 69.17, -67.95 61.17 84.73 66

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/28/2020
SNOs_Map_LANDSAT-8_NPP_20200328.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/28/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service