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Times and Time Zones

All times are in EDT time to prevent confusion due to time zone crossing. See the UAL1177 flight status page for this flight to view local times or setup timezone preferences in your user account.


Time Position Orientation Groundspeed Altitude Reporting Facility
EDT Latitude Longitude Course Direction KTS MPH feet Rate Location/Type
Sun 09:36:05 PM 39.8590 -104.6760 73° East 2 2  Level FlightAware ADS-B
Sun 09:36:21 PM 39.8600 -104.6760 360° North 15 17 514 Level FlightAware ADS-B
Sun 09:38:00 PM 39.8928 -104.4601 78° East  Level FlightAware Approximate
Sun 09:39:00 PM 39.9570 -104.3739 30° Northeast  Level FlightAware Approximate
Sun 09:40:00 PM 40.0543 -104.3709 323° Northwest  Level FlightAware Approximate
Sun 09:41:00 PM 40.1336 -104.4502 323° Northwest  Level FlightAware Approximate
Sun 09:41:12 PM 39.8610 -104.6780 323° Northwest 26 30  Level FlightAware ADS-B
Sun 09:47:22 PM 39.8997 -104.6870 360° North 196 226 5,800 971 Climbing FlightAware ADS-B
Sun 09:47:29 PM 39.9061 -104.6870 360° North 196 226 6,100 2,400 Climbing FlightAware ADS-B
Sun 09:47:37 PM 39.9134 -104.6870 360° North 200 230 6,400 1,846 Climbing FlightAware ADS-B
Sun 09:47:42 PM 39.9184 -104.6880 351° North 204 235 6,500 1,091 Climbing FlightAware ADS-B
Sun 09:47:48 PM 39.9237 -104.6890 352° North 210 242 6,600 1,091 Climbing FlightAware ADS-B
Sun 09:47:53 PM 39.9291 -104.6900 352° North 215 247 6,700 1,333 Climbing FlightAware ADS-B
Sun 09:48:06 PM 39.9424 -104.6950 344° North 231 266 7,000 1,241 Climbing FlightAware ADS-B
Sun 09:48:22 PM 39.9588 -104.7010 344° North 248 285 7,300 1,742 Climbing FlightAware ADS-B
Sun 09:48:37 PM 39.9761 -104.7070 345° North 250 288 7,900 2,200 Climbing FlightAware ADS-B
Sun 09:48:52 PM 39.9932 -104.7130 345° North 254 292 8,400 1,800 Climbing FlightAware ADS-B
Sun 09:49:07 PM 40.0099 -104.7190 345° North 263 303 8,800 1,400 Climbing FlightAware ADS-B
Sun 09:49:22 PM 40.0283 -104.7250 346° North 279 321 9,100 1,000 Climbing FlightAware ADS-B
Sun 09:49:37 PM 40.0483 -104.7320 345° North 299 344 9,300 1,143 Climbing FlightAware ADS-B
Sun 09:49:43 PM 40.0564 -104.7360 339° North 302 348 9,500 2,625 Climbing FlightAware ADS-B
Sun 09:49:53 PM 40.0692 -104.7410 343° North 300 345 10,000 2,368 Climbing FlightAware ADS-B
Sun 09:50:21 PM 40.1076 -104.7590 340° North 312 359 11,000 1,525 Climbing FlightAware ADS-B
Sun 09:50:52 PM 40.1512 -104.7790 341° North 348 400 11,500 1,180 Climbing FlightAware ADS-B
Sun 09:51:22 PM 40.1998 -104.8020 340° North 377 434 12,200 1,672 Climbing FlightAware ADS-B
Sun 09:51:53 PM 40.2519 -104.8270 340° North 387 445 13,200 2,419 Climbing FlightAware ADS-B
Sun 09:52:24 PM 40.3033 -104.8510 340° North 384 442 14,700 3,387 Climbing FlightAware ADS-B
Sun 09:52:55 PM 40.3538 -104.8750 340° North 364 419 16,700 3,049 Climbing FlightAware ADS-B
Sun 09:53:25 PM 40.4019 -104.8980 340° North 368 423 17,800 2,200 Climbing FlightAware ADS-B
Sun 09:53:55 PM 40.4509 -104.9210 340° North 376 433 18,900 2,066 Climbing FlightAware ADS-B
Sun 09:54:26 PM 40.5011 -104.9440 341° North 382 440 19,900 1,935 Climbing FlightAware ADS-B
Sun 09:54:57 PM 40.5528 -104.9680 341° North 392 451 20,900 1,976 Climbing FlightAware ADS-B
Sun 09:55:48 PM 40.6423 -105.0100 340° North 394 453 22,600 1,453 Climbing FlightAware ADS-B
Sun 09:56:32 PM 40.7201 -105.0470 340° North 425 489 23,200 1,034 Climbing FlightAware ADS-B
Sun 09:56:46 PM 40.7470 -105.0620 337° Northwest 426 490 23,600 1,500 Climbing FlightAware ADS-B
Sun 09:57:00 PM 40.7707 -105.0770 334° Northwest 429 494 23,900 1,400 Climbing FlightAware ADS-B
Sun 09:57:16 PM 40.8002 -105.0940 336° Northwest 435 501 24,300 1,304 Climbing FlightAware ADS-B
Sun 09:57:23 PM 40.8135 -105.1040 330° Northwest 435 501 24,400 1,200 Climbing FlightAware ADS-B
Sun 09:57:31 PM 40.8258 -105.1170 321° Northwest 433 498 24,600 1,263 Climbing FlightAware ADS-B
Sun 09:57:42 PM 40.8394 -105.1370 312° West 431 496 24,800 1,125 Climbing FlightAware ADS-B
Sun 09:57:47 PM 40.8450 -105.1480 304° West 429 494 24,900 2,571 Climbing FlightAware ADS-B
Sun 09:58:31 PM 40.8800 -105.2480 295° West 410 472 26,900 1,880 Climbing FlightAware ADS-B
Sun 09:59:10 PM 40.9110 -105.3380 295° West 420 483 27,500 643 Climbing FlightAware ADS-B
Sun 09:59:55 PM 40.9460 -105.4430 294° West 440 506 27,800 918 Climbing FlightAware ADS-B
Sun 10:00:35 PM 40.9790 -105.5390 295° West 439 505 28,800 1,500 Climbing FlightAware ADS-B
Sun 10:01:15 PM 41.0130 -105.6410 294° West 436 502 29,800 1,500 Climbing FlightAware ADS-B
Sun 10:01:59 PM 41.0490 -105.7490 294° West 432 497 30,900 1,432 Climbing FlightAware ADS-B
Sun 10:02:43 PM 41.0850 -105.8550 294° West 427 491 31,900 1,429 Climbing FlightAware ADS-B
Sun 10:03:23 PM 41.1160 -105.9480 294° West 421 484 32,900 1,313 Climbing FlightAware ADS-B
Sun 10:04:19 PM 41.1600 -106.0800 294° West 418 481 34,000 673 Climbing FlightAware ADS-B
Sun 10:05:01 PM 41.1870 -106.1640 293° West 418 481 34,000  Level FlightAware ADS-B
Sun 10:05:37 PM 41.2100 -106.2370 293° West 418 481 34,000  Level FlightAware ADS-B
Sun 10:06:26 PM 41.2410 -106.3350 293° West 418 481 34,000 1,143 Level FlightAware ADS-B
Sun 10:07:22 PM 41.2970 -106.4980 295° West 417 480 36,000 1,304 Climbing FlightAware ADS-B
Sun 10:07:58 PM 41.3210 -106.5700 294° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:08:46 PM 41.3510 -106.6670 292° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:09:23 PM 41.3750 -106.7410 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:10:13 PM 41.4070 -106.8420 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:10:47 PM 41.4290 -106.9100 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:11:26 PM 41.4540 -106.9890 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:12:15 PM 41.4850 -107.0880 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:12:51 PM 41.5080 -107.1600 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:14:03 PM 41.5540 -107.3050 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:14:39 PM 41.5770 -107.3780 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:15:48 PM 41.6220 -107.5170 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:16:34 PM 41.6510 -107.6100 293° West 417 480 36,000  Level FlightAware ADS-B
Sun 10:16:56 PM 41.7275 -107.8425 293° West 410 472 36,000  Level Denver Center
Sun 10:17:31 PM 41.7561 -107.9325 293° West 410 472 36,000  Level Salt Lake Center
Sun 10:18:32 PM 41.7983 -108.0694 293° West 414 476 36,000  Level Salt Lake Center
Sun 10:19:33 PM 41.8403 -108.2047 293° West 413 475 36,000  Level Salt Lake Center
Sun 10:20:35 PM 41.8897 -108.3653 293° West 417 480 36,000  Level Salt Lake Center
Sun 10:21:35 PM 41.9319 -108.5022 293° West 417 480 36,000  Level Salt Lake Center
Sun 10:22:36 PM 41.9800 -108.6628 292° West 417 480 36,000  Level Salt Lake Center
Sun 10:23:37 PM 42.0206 -108.8014 292° West 418 481 36,000  Level Salt Lake Center
Sun 10:24:38 PM 42.0633 -108.9411 292° West 422 486 36,000  Level Salt Lake Center
Sun 10:25:40 PM 42.1114 -109.1056 292° West 424 488 36,000  Level Salt Lake Center
Sun 10:26:41 PM 42.1533 -109.2475 292° West 427 491 36,000  Level Salt Lake Center
Sun 10:27:42 PM 42.2011 -109.4133 291° West 427 491 36,000  Level Salt Lake Center
Sun 10:28:43 PM 42.2417 -109.5511 292° West 419 482 36,000  Level Salt Lake Center
Sun 10:29:44 PM 42.2817 -109.6897 291° West 417 480 36,000  Level Salt Lake Center
Sun 10:30:45 PM 42.3281 -109.8522 291° West 415 478 36,000  Level Salt Lake Center
Sun 10:31:46 PM 42.3683 -109.9911 291° West 416 479 36,000  Level Salt Lake Center
Sun 10:32:47 PM 42.4081 -110.1286 291° West 412 474 36,000  Level Salt Lake Center
Sun 10:33:48 PM 42.4533 -110.2894 291° West 410 472 36,000  Level Salt Lake Center
Sun 10:34:49 PM 42.4925 -110.4256 291° West 407 468 36,000  Level Salt Lake Center
Sun 10:35:50 PM 42.5383 -110.5872 291° West 410 472 36,000  Level Salt Lake Center
Sun 10:36:51 PM 42.5825 -110.7250 294° West 417 480 36,000  Level Salt Lake Center
Sun 10:37:52 PM 42.6417 -110.8550 302° West 422 486 36,000  Level Salt Lake Center
Sun 10:38:53 PM 42.7108 -110.9981 303° West 427 491 36,000  Level Salt Lake Center
Sun 10:39:54 PM 42.8014 -111.1014 320° Northwest 441 507 36,000  Level Salt Lake Center
Sun 10:40:55 PM 42.9033 -111.2247 318° Northwest 439 505 36,000  Level Salt Lake Center
Sun 10:41:56 PM 42.9908 -111.3308 318° Northwest 438 504 36,000  Level Salt Lake Center
Sun 10:42:58 PM 43.0750 -111.4417 316° Northwest 439 505 36,000  Level Salt Lake Center
Sun 10:43:59 PM 43.1606 -111.5894 308° West 441 507 36,000  Level Salt Lake Center
Sun 10:45:00 PM 43.2300 -111.7192 306° West 441 507 36,000  Level Salt Lake Center
Sun 10:46:01 PM 43.3108 -111.8717 306° West 442 509 36,000  Level Salt Lake Center
Sun 10:47:02 PM 43.3814 -112.0014 307° West 443 510 36,000  Level Salt Lake Center
Sun 10:48:03 PM 43.4517 -112.1306 307° West 441 507 36,000  Level Salt Lake Center
Sun 10:49:04 PM 43.5133 -112.2986 297° West 439 505 36,000  Level Salt Lake Center
Sun 10:50:05 PM 43.5411 -112.4514 284° West 430 495 36,000  Level Salt Lake Center
Sun 10:51:06 PM 43.5694 -112.6025 285° West 428 493 36,000  Level Salt Lake Center
Sun 10:52:07 PM 43.6011 -112.7792 284° West 425 489 36,000  Level Salt Lake Center
Sun 10:53:08 PM 43.6300 -112.9344 284° West 431 496 36,000  Level Salt Lake Center
Sun 10:54:09 PM 43.6575 -113.0867 284° West 431 496 36,000  Level Salt Lake Center
Sun 10:55:10 PM 43.6897 -113.2678 284° West 435 501 36,000  Level Salt Lake Center
Sun 10:56:11 PM 43.7253 -113.4219 288° West 438 504 36,000  Level Salt Lake Center
Sun 10:57:12 PM 43.7653 -113.5772 290° West 447 514 36,000  Level Salt Lake Center
Sun 10:58:13 PM 43.8114 -113.7544 290° West 438 504 36,000  Level Salt Lake Center
Sun 10:59:13 PM 43.8489 -113.9058 289° West 440 506 36,000  Level Salt Lake Center
Sun 11:00:14 PM 43.8867 -114.0589 289° West 439 505 36,000  Level Salt Lake Center
Sun 11:01:15 PM 43.9331 -114.2367 290° West 442 509 36,000  Level Salt Lake Center
Sun 11:02:16 PM 43.9714 -114.3900 289° West 439 505 36,000  Level Salt Lake Center
Sun 11:03:17 PM 44.0186 -114.5678 290° West 439 505 36,000  Level Salt Lake Center
Sun 11:04:18 PM 44.0564 -114.7250 289° West 446 513 36,000  Level Salt Lake Center
Sun 11:05:19 PM 44.0942 -114.8803 289° West 445 512 36,000  Level Salt Lake Center
Sun 11:06:20 PM 44.1367 -115.0642 288° West 446 513 36,000  Level Salt Lake Center
Sun 11:07:21 PM 44.1747 -115.2194 289° West 444 511 36,000  Level Salt Lake Center
Sun 11:08:22 PM 44.2128 -115.3733 289° West 439 505 36,000  Level Salt Lake Center
Sun 11:09:23 PM 44.2542 -115.5494 288° West 430 495 36,000  Level Salt Lake Center
Sun 11:10:24 PM 44.2903 -115.7008 288° West 429 494 36,000  Level Salt Lake Center
Sun 11:11:24 PM 44.3264 -115.8536 288° West 431 496 36,000  Level Salt Lake Center
Sun 11:12:25 PM 44.3683 -116.0344 288° West 434 499 36,000  Level Salt Lake Center
Sun 11:13:26 PM 44.4017 -116.1856 287° West 438 504 36,000  Level Salt Lake Center
Sun 11:14:27 PM 44.4403 -116.3536 288° West 435 501 36,000  Level Salt Lake Center
Sun 11:15:28 PM 44.4756 -116.5069 288° West 432 497 36,000  Level Salt Lake Center
Sun 11:16:29 PM 44.5158 -116.6839 288° West 427 491 36,000  Level Salt Lake Center
Sun 11:17:30 PM 44.5497 -116.8369 287° West 429 494 36,000  Level Salt Lake Center
Sun 11:23:16 PM 44.7530 -117.7610 287° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:24:05 PM 44.7750 -117.8730 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:24:41 PM 44.7920 -117.9550 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:25:29 PM 44.8140 -118.0650 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:26:05 PM 44.8310 -118.1470 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:26:53 PM 44.8530 -118.2560 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:27:29 PM 44.8700 -118.3380 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:28:18 PM 44.8930 -118.4500 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:28:54 PM 44.9090 -118.5330 285° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:29:42 PM 44.9320 -118.6420 287° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:30:18 PM 44.9480 -118.7250 285° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:31:07 PM 44.9710 -118.8370 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:31:43 PM 44.9880 -118.9190 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:32:31 PM 45.0100 -119.0290 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:33:07 PM 45.0270 -119.1110 286° West 428 493 36,000  Level FlightAware ADS-B
Sun 11:33:37 PM 45.0944 -119.3839 286° West 410 472 36,000  Level Seattle Center
Sun 11:34:38 PM 45.1267 -119.5389 286° West 414 476 36,000 -149 Level Seattle Center
Sun 11:35:38 PM 45.1583 -119.6947 286° West 416 479 35,700 -645 Descending Seattle Center
Sun 11:36:39 PM 45.1900 -119.8503 286° West 418 481 34,700 -1,091 Descending Seattle Center
Sun 11:37:39 PM 45.2211 -120.0033 286° West 413 475 33,500 -2,083 Descending Seattle Center
Sun 11:38:40 PM 45.2519 -120.1569 286° West 411 473 30,500 -3,174 Descending Seattle Center
Sun 11:39:40 PM 45.2825 -120.3092 286° West 406 467 27,100 -2,975 Descending Seattle Center
Sun 11:40:41 PM 45.3192 -120.4978 286° West 416 479 24,500 -2,410 Descending Seattle Center
Sun 11:41:42 PM 45.3431 -120.6525 282° West 407 468 22,200 -2,182 Descending Seattle Center
Sun 11:42:42 PM 45.3636 -120.8022 281° West 394 453 20,100 -2,182 Descending Seattle Center
Sun 11:43:43 PM 45.3861 -120.9503 282° West 388 447 17,800 -2,231 Descending Seattle Center
Sun 11:44:43 PM 45.4081 -121.0953 282° West 379 436 15,600 -2,033 Descending Seattle Center
Sun 11:45:44 PM 45.4319 -121.2342 284° West 368 423 13,700 -2,033 Descending Seattle Center
Sun 11:46:44 PM 45.4583 -121.3656 286° West 353 406 11,500 -1,846 Descending Seattle Center
Sun 11:47:28 PM 45.4822 -121.4706 288° West 342 394 10,500 -1,180 Descending Seattle Center
Sun 11:47:45 PM 45.4836 -121.4956 275° West 344 396 10,300 -698 Descending Seattle Center
Sun 11:48:11 PM 45.5003 -121.5556 292° West 341 392 10,000 -300 Descending Seattle Center
Sun 11:48:45 PM 45.5081 -121.6133 281° West 315 362 10,000  Level Seattle Center
Sun 11:49:11 PM 45.5211 -121.6642 290° West 263 303 10,000  Level Seattle Center
Sun 11:49:46 PM 45.5283 -121.7175 281° West 281 323 10,000 -448 Level Seattle Center
Sun 11:50:18 PM 45.5331 -121.7831 276° West 257 296 9,500 -1,000 Descending Seattle Center
Sun 11:50:46 PM 45.5317 -121.8189 267° West 261 300 9,000 -1,164 Descending Seattle Center
Sun 11:51:25 PM 45.5336 -121.8908 272° West 250 288 8,200 -1,377 Descending Seattle Center
Sun 11:51:47 PM 45.5319 -121.9178 265° West 253 291 7,600 -1,778 Descending Seattle Center
Sun 11:52:19 PM 45.5336 -121.9836 272° West 254 292 6,600 -1,400 Descending Seattle Center
Sun 11:52:47 PM 45.5350 -122.0136 274° West 256 295 6,200 -1,279 Descending Seattle Center
Sun 11:53:20 PM 45.5350 -122.0850 270° West 260 299 5,300 -984 Descending Seattle Center
Sun 11:53:48 PM 45.5369 -122.1178 275° West 263 303 5,200  Descending Seattle Center
Sun 11:54:20 PM 45.5353 -122.1806 268° West 244 281 5,300 -200 Climbing Seattle Center
Sun 11:54:48 PM 45.5367 -122.2119 274° West 248 285 5,000 -1,475 Descending Seattle Center
Sun 11:55:21 PM 45.5347 -122.2736 267° West 235 270 3,800 -1,967 Descending Seattle Center
Sun 11:55:49 PM 45.5369 -122.3250 274° West 240 276 3,000 -1,714 Descending Seattle Center

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