Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/14/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 04/17/2023 09:56:36 -71.49,-154.97 118.97 04/17/2023 09:57:43 -71.38,-152.57 119.15 85.80 67
2 04/17/2023 10:47:04 70.60, 13.85 60.09 04/17/2023 10:47:18 70.58, 13.86 60.07 2.12 14
3 04/17/2023 11:37:46 -70.51,-178.68 120.03 04/17/2023 11:36:43 -70.50,-178.61 120.03 2.49 63
4 04/19/2023 22:50:17 -70.71, 12.88 120.67 04/19/2023 22:51:28 -70.72, 12.99 120.67 4.32 71
5 04/19/2023 23:41:00 70.55,-179.55 59.15 04/19/2023 23:40:52 70.58,-179.57 59.17 2.73 8
6 04/20/2023 00:31:35 -70.09, -11.50 121.35 04/20/2023 00:30:24 -70.11, -12.59 121.29 41.27 71
7 04/22/2023 11:44:13 -70.67, 179.47 121.58 04/22/2023 11:45:02 -70.68, 179.52 121.58 2.21 49
8 04/22/2023 12:34:57 70.56, -13.05 58.30 04/22/2023 12:34:26 70.53, -13.04 58.27 3.37 31
9 04/25/2023 00:38:09 -70.64, -13.96 122.46 04/25/2023 00:38:35 -70.66, -13.93 122.45 2.79 26
10 04/25/2023 01:28:53 70.53, 153.52 57.42 04/25/2023 01:27:59 70.51, 153.51 57.40 2.37 54
11 04/27/2023 12:41:28 70.97, -15.31 57.08 04/27/2023 12:42:40 70.85, -14.70 56.93 26.00 72
12 04/27/2023 13:32:05 -70.61, 152.61 123.31 04/27/2023 13:32:08 -70.60, 152.58 123.32 1.46 3
13 04/27/2023 14:22:46 70.35, -39.67 56.41 04/27/2023 14:21:33 70.40, -40.06 56.47 15.76 73

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/14/2023
SNOs_Map_NOAA-20_TERRA_20230415.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/14/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA