Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and PACE Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/12/2025
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (PACE) Time (PACE) Lat,Lon (PACE) SZA (PACE ) Distance(km) Time Diff (sec)
1 03/12/2025 09:02:28 80.03, 5.45 85.63 03/12/2025 09:02:39 80.03, 5.59 85.60 2.88 11
2 03/14/2025 13:30:40 81.22,-100.23 90.72 03/14/2025 13:31:52 81.92,-100.29 90.81 77.84 72
3 03/14/2025 14:19:34 -79.91, 107.41 95.50 03/14/2025 14:19:17 -79.91, 107.35 95.48 1.14 17
4 03/16/2025 18:46:04 -80.04, 39.44 96.12 03/16/2025 18:46:51 -80.05, 39.35 96.13 1.80 47
5 03/16/2025 19:36:44 79.90,-151.77 83.60 03/16/2025 19:35:58 79.90,-151.74 83.62 0.52 46
6 03/19/2025 00:03:11 79.95, 141.08 82.82 03/19/2025 00:03:29 79.96, 140.92 82.84 3.21 18
7 03/19/2025 00:52:29 -76.65, -31.81 102.03 03/19/2025 00:51:16 -76.35, -33.56 102.12 55.79 73
8 03/21/2025 05:20:20 -79.92,-117.88 98.14 03/21/2025 05:20:07 -79.92,-117.98 98.11 1.90 13
9 03/23/2025 09:46:49 -80.04, 174.32 98.79 03/23/2025 09:47:38 -80.04, 174.27 98.80 0.95 49
10 03/23/2025 10:37:27 79.84, -16.40 80.83 03/23/2025 10:36:44 79.85, -16.54 80.87 2.81 43
11 03/25/2025 15:03:58 80.03, -84.86 80.31 03/25/2025 15:04:16 80.02, -84.77 80.29 1.67 18

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 3/12/2025
SNOs_Map_NOAA-21_PACE_20250312.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 03/12/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE