Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-A and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/3/2020
Index Date (METOP-A) Time (METOP-A) Lat,Lon (METOP-A) SZA (METOP-A ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 04/03/2020 22:31:04 -75.14, 7.99 110.18 04/03/2020 22:31:38 -75.15, 8.07 110.18 2.97 34
2 04/03/2020 23:21:44 75.14, 175.32 69.81 04/03/2020 23:22:24 75.16, 175.37 69.81 2.64 40
3 04/04/2020 00:12:25 -75.17, -17.27 110.19 04/04/2020 00:13:08 -75.16, -17.31 110.20 1.58 43
4 04/04/2020 01:03:05 75.17, 150.06 69.81 04/04/2020 01:03:54 75.16, 149.98 69.79 2.13 49
5 04/04/2020 01:53:47 -75.15, -42.67 110.23 04/04/2020 01:54:38 -75.16, -42.70 110.23 1.74 51
6 04/04/2020 02:44:27 75.15, 124.66 69.76 04/04/2020 02:45:24 75.17, 124.60 69.77 2.78 57
7 04/04/2020 03:35:09 -75.13, -68.07 110.27 04/04/2020 03:36:07 -75.12, -67.95 110.30 3.55 58
8 04/04/2020 04:25:49 75.13, 99.26 69.72 04/04/2020 04:26:53 75.12, 99.35 69.69 2.50 64
9 04/04/2020 05:16:30 -75.16, -93.33 110.27 04/04/2020 05:17:37 -75.12, -93.34 110.33 3.80 67
10 04/04/2020 06:07:10 75.15, 74.00 69.72 04/04/2020 06:08:23 75.13, 73.96 69.67 3.39 73
11 04/04/2020 06:57:53 -75.09,-118.86 110.35 04/04/2020 06:59:07 -75.13,-118.72 110.35 5.72 74
12 04/04/2020 07:48:38 74.84, 47.80 69.45 04/04/2020 07:49:48 74.89, 49.26 69.37 42.66 70
13 04/04/2020 08:39:21 -74.78,-145.05 110.62 04/04/2020 08:40:31 -74.84,-143.29 110.70 51.68 70
14 04/04/2020 09:30:06 74.53, 21.63 69.19 04/04/2020 09:31:11 74.56, 24.80 68.96 93.89 65

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 4/3/2020
SNOs_Map_METOP-A_NPP_20200404.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 04/03/2020 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service