Simultaneous Nadir Overpasses (SNOs) Predictions  
  Prediction of SNOs between METOP-B and NPP Satellite Orbit: 
  Table of predicted SNOs for the next  14.0 days since TLE Epoch: 10/1/2021
  | Index | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) | 
  
 | 1 | 10/08/2021 | 23:55:49 | 73.38, 174.47 | 79.59 | 10/08/2021 | 23:54:42 | 73.41, 171.78 | 79.69 | 85.56 | 67 | 
 | 2 | 10/09/2021 | 00:46:33 | -73.30, -18.39 | 100.48 | 10/09/2021 | 00:45:24 | -73.30, -20.66 | 100.42 | 72.29 | 69 | 
 | 3 | 10/09/2021 | 01:37:17 | 73.06, 148.41 | 79.30 | 10/09/2021 | 01:36:05 | 73.06, 147.17 | 79.35 | 40.30 | 72 | 
 | 4 | 10/09/2021 | 02:28:00 | -73.03, -44.33 | 100.72 | 10/09/2021 | 02:26:48 | -73.00, -45.38 | 100.71 | 34.32 | 72 | 
 | 5 | 10/09/2021 | 03:18:44 | 72.79, 122.49 | 79.07 | 10/09/2021 | 03:17:30 | 72.82, 122.32 | 79.11 | 6.45 | 74 | 
 | 6 | 10/09/2021 | 04:09:27 | -72.76, -70.25 | 100.95 | 10/09/2021 | 04:08:13 | -72.75, -70.23 | 100.95 | 0.47 | 74 | 
 | 7 | 10/09/2021 | 05:00:06 | 72.76,  97.11 | 79.07 | 10/09/2021 | 04:58:59 | 72.77,  97.05 | 79.09 | 2.07 | 67 | 
 | 8 | 10/09/2021 | 05:50:49 | -72.73, -95.63 | 100.95 | 10/09/2021 | 05:49:43 | -72.76, -95.62 | 100.91 | 2.83 | 66 | 
 | 9 | 10/09/2021 | 06:41:28 | 72.74,  71.72 | 79.08 | 10/09/2021 | 06:40:28 | 72.72,  71.77 | 79.07 | 2.59 | 60 | 
 | 10 | 10/09/2021 | 07:32:10 | -72.76,-120.91 | 100.89 | 10/09/2021 | 07:31:13 | -72.76,-121.00 | 100.88 | 2.92 | 57 | 
 | 11 | 10/09/2021 | 08:22:50 | 72.72,  46.34 | 79.09 | 10/09/2021 | 08:21:58 | 72.73,  46.39 | 79.10 | 1.80 | 52 | 
 | 12 | 10/09/2021 | 09:13:32 | -72.74,-146.29 | 100.89 | 10/09/2021 | 09:12:42 | -72.72,-146.28 | 100.91 | 2.75 | 50 | 
 | 13 | 10/09/2021 | 10:04:11 | 72.75,  21.06 | 79.14 | 10/09/2021 | 10:03:28 | 72.73,  21.00 | 79.13 | 2.64 | 43 | 
 | 14 | 10/09/2021 | 10:54:54 | -72.72,-171.68 | 100.88 | 10/09/2021 | 10:54:12 | -72.72,-171.66 | 100.87 | 0.64 | 42 | 
 | 15 | 10/09/2021 | 11:45:33 | 72.73,  -4.33 | 79.15 | 10/09/2021 | 11:44:58 | 72.74,  -4.38 | 79.16 | 2.07 | 35 | 
 | 16 | 10/09/2021 | 12:36:16 | -72.70, 162.94 | 100.87 | 10/09/2021 | 12:35:42 | -72.73, 162.96 | 100.84 | 3.15 | 34 | 
 | 17 | 10/09/2021 | 13:26:55 | 72.71, -29.71 | 79.15 | 10/09/2021 | 13:26:27 | 72.69, -29.66 | 79.14 | 2.42 | 28 | 
 | 18 | 10/09/2021 | 14:17:37 | -72.73, 137.66 | 100.82 | 10/09/2021 | 14:17:12 | -72.73, 137.57 | 100.81 | 2.80 | 25 | 
 | 19 | 10/09/2021 | 15:08:17 | 72.68, -55.10 | 79.16 | 10/09/2021 | 15:07:57 | 72.69, -55.04 | 79.17 | 2.13 | 20 | 
 | 20 | 10/09/2021 | 15:58:59 | -72.71, 112.27 | 100.81 | 10/09/2021 | 15:58:41 | -72.68, 112.29 | 100.83 | 2.49 | 18 | 
 | 21 | 10/09/2021 | 16:49:38 | 72.71, -80.38 | 79.21 | 10/09/2021 | 16:49:27 | 72.70, -80.43 | 79.20 | 2.27 | 11 | 
 | 22 | 10/09/2021 | 17:40:21 | -72.68,  86.89 | 100.81 | 10/09/2021 | 17:40:11 | -72.69,  86.91 | 100.80 | 0.88 | 10 | 
 | 23 | 10/09/2021 | 18:31:00 | 72.69,-105.76 | 79.22 | 10/09/2021 | 18:30:57 | 72.70,-105.81 | 79.23 | 2.16 | 3 | 
 | 24 | 10/09/2021 | 19:21:43 | -72.66,  61.50 | 100.80 | 10/09/2021 | 19:21:41 | -72.69,  61.53 | 100.77 | 3.47 | 2 | 
 | 25 | 10/09/2021 | 20:12:22 | 72.67,-131.15 | 79.22 | 10/09/2021 | 20:12:26 | 72.66,-131.09 | 79.21 | 2.28 | 4 | 
 | 26 | 10/09/2021 | 21:03:04 | -72.69,  36.22 | 100.75 | 10/09/2021 | 21:03:11 | -72.70,  36.14 | 100.74 | 2.74 | 7 | 
 | 27 | 10/09/2021 | 21:53:44 | 72.65,-156.53 | 79.23 | 10/09/2021 | 21:53:56 | 72.66,-156.47 | 79.24 | 2.48 | 12 | 
 | 28 | 10/09/2021 | 22:44:26 | -72.67,  10.84 | 100.74 | 10/09/2021 | 22:44:40 | -72.65,  10.86 | 100.76 | 2.24 | 14 | 
 | 29 | 10/09/2021 | 23:35:05 | 72.68, 178.19 | 79.28 | 10/09/2021 | 23:35:26 | 72.67, 178.14 | 79.27 | 1.91 | 21 | 
 | 30 | 10/10/2021 | 00:25:48 | -72.65, -14.54 | 100.74 | 10/10/2021 | 00:26:10 | -72.66, -14.52 | 100.73 | 1.16 | 22 | 
 | 31 | 10/10/2021 | 01:16:27 | 72.65, 152.81 | 79.29 | 10/10/2021 | 01:16:56 | 72.67, 152.76 | 79.30 | 2.34 | 29 | 
 | 32 | 10/10/2021 | 02:07:09 | -72.68, -39.82 | 100.68 | 10/10/2021 | 02:07:40 | -72.66, -39.90 | 100.70 | 3.23 | 31 | 
 | 33 | 10/10/2021 | 02:57:49 | 72.63, 127.42 | 79.29 | 10/10/2021 | 02:58:25 | 72.62, 127.48 | 79.28 | 2.19 | 36 | 
 | 34 | 10/10/2021 | 03:48:31 | -72.66, -65.21 | 100.68 | 10/10/2021 | 03:49:10 | -72.66, -65.29 | 100.67 | 2.73 | 39 | 
 | 35 | 10/10/2021 | 04:39:11 | 72.61, 102.04 | 79.30 | 10/10/2021 | 04:39:55 | 72.63, 102.10 | 79.31 | 2.83 | 44 | 
 | 36 | 10/10/2021 | 05:29:53 | -72.63, -90.59 | 100.67 | 10/10/2021 | 05:30:39 | -72.62, -90.57 | 100.69 | 2.00 | 46 | 
 | 37 | 10/10/2021 | 06:20:32 | 72.64,  76.76 | 79.35 | 10/10/2021 | 06:21:25 | 72.63,  76.71 | 79.34 | 1.60 | 53 | 
 | 38 | 10/10/2021 | 07:11:15 | -72.61,-115.98 | 100.66 | 10/10/2021 | 07:12:09 | -72.62,-115.95 | 100.66 | 1.45 | 54 | 
 | 39 | 10/10/2021 | 08:01:54 | 72.62,  51.37 | 79.36 | 10/10/2021 | 08:02:55 | 72.64,  51.33 | 79.37 | 2.59 | 61 | 
 | 40 | 10/10/2021 | 08:52:36 | -72.64,-141.26 | 100.61 | 10/10/2021 | 08:53:39 | -72.63,-141.33 | 100.63 | 2.97 | 63 | 
 | 41 | 10/10/2021 | 09:43:16 | 72.60,  25.99 | 79.37 | 10/10/2021 | 09:44:24 | 72.59,  26.05 | 79.35 | 2.16 | 68 | 
 | 42 | 10/10/2021 | 10:33:58 | -72.62,-166.64 | 100.60 | 10/10/2021 | 10:35:09 | -72.63,-166.72 | 100.60 | 2.78 | 71 | 
 | 43 | 10/10/2021 | 11:24:40 | 72.47,   0.40 | 79.27 | 10/10/2021 | 11:25:53 | 72.54,   0.77 | 79.33 | 14.85 | 73 | 
 | 44 | 10/10/2021 | 12:15:23 | -72.45, 167.67 | 100.74 | 10/10/2021 | 12:16:36 | -72.48, 168.21 | 100.73 | 18.64 | 73 | 
 | 45 | 10/10/2021 | 13:06:07 | 72.19, -25.49 | 79.04 | 10/10/2021 | 13:07:17 | 72.24, -24.00 | 79.04 | 50.73 | 70 | 
 | 46 | 10/10/2021 | 13:56:51 | -72.12, 141.69 | 101.03 | 10/10/2021 | 13:58:00 | -72.18, 143.43 | 101.01 | 59.84 | 69 | 
 | 47 | 10/10/2021 | 14:47:35 | 71.86, -51.45 | 78.75 | 10/10/2021 | 14:48:41 | 71.94, -48.80 | 78.75 | 92.27 | 66 | 
 | 48 | 10/10/2021 | 15:38:18 | -71.84, 115.82 | 101.26 | 10/10/2021 | 15:39:24 | -71.88, 118.63 | 101.30 | 97.34 | 66 | 
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 10/1/2021 
 Download SNOs between METOP-B and NPP since TLE EPOCH: 10/01/2021 in txt file. 
 Historial Predications of SNOs between METOP-B and NPP
 Download SNOs between METOP-B and NPP since TLE EPOCH: 10/01/2021 in txt file. 
 Historial Predications of SNOs between METOP-B and NPP