Simultaneous Nadir Overpasses (SNOs) between METOP-A and NPP TLE Epoch: 2011 12 13. Predictions up to the next 14.0 days: Date Time(METOP-A) METOP-A Lat/Lon NPP Lat/Lon Distance(km) Time Diff(sec) 12/15/2011 22:32:44 ( 75.96,-157.96) ( 75.96,-174.64) 448.61 13 12/15/2011 23:23:30 ( -75.74, 8.62) ( -75.74, -6.60) 415.69 20 12/16/2011 00:14:19 ( 75.33, 174.67) ( 75.36, 161.91) 358.47 31 12/16/2011 01:05:03 ( -75.20, -18.40) ( -75.19, -30.25) 336.23 35 12/16/2011 01:55:50 ( 74.88, 148.01) ( 74.89, 137.91) 292.48 42 12/16/2011 02:46:33 ( -74.79, -44.90) ( -74.77, -54.42) 277.44 44 12/16/2011 03:37:19 ( 74.52, 121.67) ( 74.52, 113.57) 240.34 49 12/16/2011 04:28:03 ( -74.38, -71.35) ( -74.39, -78.77) 222.02 52 12/16/2011 05:18:48 ( 74.15, 95.38) ( 74.13, 89.19) 188.17 56 12/16/2011 06:09:31 ( -74.07, -97.50) ( -74.06,-103.30) 177.00 57 12/16/2011 07:00:16 ( 73.83, 69.25) ( 73.80, 64.64) 142.99 61 12/16/2011 07:50:59 ( -73.70,-123.74) ( -73.72,-127.86) 128.47 63 12/16/2011 08:41:43 ( 73.51, 43.15) ( 73.51, 39.95) 101.16 65 12/16/2011 09:32:27 ( -73.38,-149.82) ( -73.43,-152.56) 87.04 67 12/16/2011 10:23:11 ( 73.19, 17.08) ( 73.22, 15.23) 59.45 69 12/16/2011 11:13:54 ( -73.11,-175.77) ( -73.09,-177.17) 45.26 71 12/16/2011 12:04:38 ( 72.91, -8.86) ( 72.87, -9.40) 18.09 73 12/16/2011 12:55:21 ( -72.83, 158.29) ( -72.80, 158.08) 8.02 74 12/16/2011 13:46:03 ( 72.74, -34.57) ( 72.73, -34.48) 3.27 71 12/16/2011 14:36:44 ( -72.76, 132.80) ( -72.76, 132.79) 0.39 68 12/16/2011 15:27:24 ( 72.76, -59.85) ( 72.74, -59.87) 2.69 62 12/16/2011 16:18:06 ( -72.73, 107.41) ( -72.72, 107.50) 3.50 61 12/16/2011 17:08:46 ( 72.74, -85.24) ( 72.75, -85.27) 1.38 54 12/16/2011 17:59:28 ( -72.71, 82.03) ( -72.73, 82.10) 2.99 53 12/16/2011 18:50:08 ( 72.72,-110.63) ( 72.71,-110.56) 2.51 47 12/16/2011 19:40:49 ( -72.74, 56.75) ( -72.74, 56.71) 1.31 44 12/16/2011 20:31:29 ( 72.75,-135.91) ( 72.72,-135.95) 3.23 38 12/16/2011 21:22:11 ( -72.72, 31.36) ( -72.70, 31.42) 3.05 37 12/16/2011 22:12:51 ( 72.72,-161.30) ( 72.73,-161.35) 1.93 30 12/16/2011 23:03:33 ( -72.69, 5.97) ( -72.71, 6.02) 2.10 29 12/16/2011 23:54:13 ( 72.70, 173.32) ( 72.69, 173.36) 1.86 23 12/17/2011 00:44:54 ( -72.72, -19.31) ( -72.72, -19.37) 2.24 20 12/17/2011 01:35:35 ( 72.68, 147.93) ( 72.70, 147.97) 2.81 15 12/17/2011 02:26:16 ( -72.70, -44.70) ( -72.68, -44.66) 2.83 13 12/17/2011 03:16:56 ( 72.71, 122.65) ( 72.71, 122.57) 2.68 6 12/17/2011 04:07:38 ( -72.68, -70.08) ( -72.69, -70.06) 1.29 5 12/17/2011 04:58:18 ( 72.68, 97.26) ( 72.67, 97.28) 1.51 1 12/17/2011 05:48:59 ( -72.71, -95.36) ( -72.70, -95.46) 3.17 4 12/17/2011 06:39:40 ( 72.66, 71.88) ( 72.68, 71.88) 2.33 9 12/17/2011 07:30:21 ( -72.68,-120.75) ( -72.66,-120.75) 2.90 11 12/17/2011 08:21:02 ( 72.64, 46.49) ( 72.64, 46.59) 3.50 16 12/17/2011 09:11:43 ( -72.66,-146.14) ( -72.67,-146.14) 0.80 19 12/17/2011 10:02:23 ( 72.67, 21.21) ( 72.65, 21.20) 1.65 25 12/17/2011 10:53:05 ( -72.64,-171.52) ( -72.63,-171.43) 3.25 26 12/17/2011 11:43:45 ( 72.64, -4.18) ( 72.66, -4.20) 2.16 33 12/17/2011 12:34:26 ( -72.66, 163.19) ( -72.64, 163.17) 3.24 35 12/17/2011 13:25:07 ( 72.62, -29.57) ( 72.62, -29.49) 2.60 40 12/17/2011 14:15:48 ( -72.64, 137.81) ( -72.65, 137.78) 1.17 43 12/17/2011 15:06:28 ( 72.65, -54.85) ( 72.63, -54.88) 2.20 49 12/17/2011 15:57:10 ( -72.62, 112.42) ( -72.61, 112.49) 2.56 50 12/17/2011 16:47:50 ( 72.62, -80.23) ( 72.64, -80.28) 2.38 57 12/17/2011 17:38:32 ( -72.60, 87.04) ( -72.62, 87.09) 2.90 58 12/17/2011 18:29:12 ( 72.60,-105.62) ( 72.60,-105.57) 1.70 64 12/17/2011 19:19:53 ( -72.62, 61.75) ( -72.63, 61.69) 1.97 67 12/17/2011 20:10:33 ( 72.63,-130.90) ( 72.61,-130.97) 2.94 73 12/17/2011 21:01:16 ( -72.55, 36.26) ( -72.59, 36.40) 6.14 73 12/17/2011 21:52:00 ( 72.35,-156.81) ( 72.37,-155.85) 32.48 71 12/17/2011 22:42:43 ( -72.27, 10.37) ( -72.34, 11.52) 39.81 71 12/17/2011 23:33:28 ( 72.02, 177.21) ( 72.07, 179.36) 74.14 67 12/18/2011 00:24:11 ( -71.94, -15.61) ( -71.99, -13.18) 84.05 66 12/18/2011 01:14:56 ( 71.68, 151.24) ( 71.77, 154.55) 115.82 63 12/18/2011 02:05:38 ( -71.66, -41.48) ( -71.69, -38.00) 121.78 63 12/18/2011 02:56:24 ( 71.35, 125.30) ( 71.41, 129.82) 160.64 58 12/18/2011 03:47:06 ( -71.33, -67.42) ( -71.34, -62.74) 166.57 58 12/18/2011 04:37:52 ( 71.01, 99.37) ( 71.06, 105.06) 205.58 53 12/18/2011 05:28:35 ( -70.94, -93.43) ( -70.99, -87.50) 214.97 52 12/18/2011 06:19:21 ( 70.62, 73.38) ( 70.65, 80.37) 257.60 46 12/18/2011 07:10:04 ( -70.55,-119.41) ( -70.58,-112.20) 266.77 45 12/18/2011 08:00:51 ( 70.17, 47.33) ( 70.24, 55.65) 313.25 38 12/18/2011 08:51:34 ( -70.10,-145.46) ( -70.12,-136.84) 325.61 36 12/18/2011 09:42:23 ( 69.62, 21.15) ( 69.66, 31.14) 386.36 25