Unstable approach — DAL451

KJFK · 13L

2026-07-20 18:45 UTC· KPDX → KJFK· DELTA AIR LINES INC· A21N

DAL451 (Delta AIR Lines) was operating from KPDX to KJFK on 2026-07-20. SkyMeter detected a low approach-stability score at John F Kennedy International Airport (KJFK) on runway 13L at 18:45 UTC. Trace data at the event: 1115 ft AGL, 146 kt GS. Approach stability score: 43/100. Scores below 50 occur on under 10% of approaches at this runway and indicate the v2 scorer flagged the approach as highly anomalous (three or more gates exceeded the runway's P90 envelope simultaneously). METAR at the time reported 9 kt wind, 9 kt crosswind component, 16,093 m visibility. The approach-stability score rates the final approach against stabilized-approach gates (glideslope, lateral deviation, descent rate, and IAS) at defined altitudes. A low score means one or more of those were outside the normal envelope for how the approach was flown. The score is graded by guidance type, so instrument approaches (ILS or an aligned straight-in) are held to the full gate set, while visual and pattern arrivals are surfaced only when the score is clearly low. The score is advisory and observational, a deviation measure, not an assertion of an accident. Detection algorithm and known limitations: see SkyMeter methodology.

Active FAA TFR during this flight

Source: FAA TFR archive (hourly snapshot)
  • SECURITY5/2811 2025-10-20 12:00Z – 2026-10-20 12:00Z SFC–1,000 ft

    NEW YORK, NY, Monday, October 20, 2025 through Tuesday, October 20, 2026 Local

    View FAA NOTAM →
  • SECURITY6/4115 2026-06-01 04:00Z – 2026-07-21 03:59Z SFC–400 ft

    BASKING RIDGE, NJ, Monday, June 1, 2026 through Monday, July 20, 2026 Local

    View FAA NOTAM →
  • SECURITY6/4117 2026-06-01 04:00Z – 2026-07-21 03:59Z SFC–400 ft

    Warren, NJ, Monday, June 1, 2026 through Monday, July 20, 2026 Local

    View FAA NOTAM →
  • SECURITY6/4167 2026-06-01 06:00Z – 2026-07-21 05:59Z SFC–400 ft

    Salt Lake City, UT, Monday, June 1, 2026 through Monday, July 20, 2026 Local

    View FAA NOTAM →
  • SECURITY6/4158 2026-06-01 06:00Z – 2026-07-21 05:59Z SFC–400 ft

    MERIDIAN, ID, Monday, June 1, 2026 through Monday, July 20, 2026 Local

    View FAA NOTAM →
  • SECURITY6/4164 2026-06-01 06:00Z – 2026-07-21 05:59Z SFC–400 ft

    Sandy, UT, Monday, June 1, 2026 through Monday, July 20, 2026 Local

    View FAA NOTAM →
  • SECURITY6/9462 2026-06-24 04:00Z – 2026-07-21 03:29Z SFC–400 ft

    Montclair, NJ, Wednesday, June 24, 2026 through Monday, July 20, 2026 Local

    View FAA NOTAM →
  • SECURITY6/7864 2026-07-03 15:07Z – 2026-07-21 05:59Z SFC–400 ft

    Sandy, UT

    View FAA NOTAM →
  • SECURITY6/7980 2026-07-03 16:07Z – 2026-07-21 03:59Z SFC–400 ft

    New Brunswick, NJ

    View FAA NOTAM →
  • SECURITY6/7862 2026-07-03 16:07Z – 2026-07-21 05:59Z SFC–400 ft

    Salt Lake City, UT

    View FAA NOTAM →
  • HAZARDS6/3388 2026-07-07 14:00Z – 2026-07-21 04:00Z SFC–10,000 ft

    17NM NE WINNEMUCCA, NV, Tuesday, July 7, 2026 through Tuesday, July 21, 2026 UTC

    View FAA NOTAM →
  • SECURITY6/7973 2026-07-07 16:07Z – 2026-07-21 03:59Z SFC–400 ft

    Basking Ridge, NJ

    View FAA NOTAM →
  • HAZARDS6/3783 2026-07-08 01:08Z – 2026-07-22 05:00Z SFC–10,000 ft

    40NM NW BASQUE, OR, Wednesday, July 8, 2026 through Wednesday, July 22, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/3798 2026-07-08 01:35Z – 2026-07-22 05:00Z SFC–10,000 ft

    40NM NW BASQUE, OR, Wednesday, July 8, 2026 through Wednesday, July 22, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/3807 2026-07-08 15:00Z – 2026-07-22 15:00Z SFC–9,000 ft

    10NM SE FALL RIVER MILLS, CA, Wednesday, July 8, 2026 through Wednesday, July 22, 2026 UTC

    View FAA NOTAM →
  • SECURITY6/8071 2026-07-08 16:07Z – 2026-07-21 06:59Z SFC–400 ft

    PORTLAND, OR

    View FAA NOTAM →
  • HAZARDS6/4014 2026-07-08 16:17Z – 2026-07-22 15:00Z SFC–9,000 ft

    10NM SE FALL RIVER MILLS, CA, Wednesday, July 8, 2026 through Wednesday, July 22, 2026 UTC

    View FAA NOTAM →
  • SECURITY6/7869 2026-07-09 11:07Z – 2026-07-21 05:59Z SFC–400 ft

    Meridian, ID

    View FAA NOTAM →
  • SECURITY6/7871 2026-07-09 11:07Z – 2026-07-21 05:59Z SFC–400 ft

    Boise, ID

    View FAA NOTAM →
  • HAZARDS6/4238 2026-07-09 13:00Z – 2026-07-23 05:00Z SFC–11,000 ft

    25 NM NE JOHN DAY, OR, Thursday, July 9, 2026 through Thursday, July 23, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4242 2026-07-09 13:00Z – 2026-07-23 05:00Z SFC–11,000 ft

    25 NM NE JOHN DAY, OR, Thursday, July 9, 2026 through Thursday, July 23, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4239 2026-07-09 14:00Z – 2026-07-23 05:00Z SFC–11,500 ft

    20NM NW BAKER CITY, OR, Thursday, July 9, 2026 through Thursday, July 23, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4558 2026-07-10 04:00Z – 2026-07-21 15:00Z SFC–9,000 ft

    10NM SE FALL RIVER MILLS, CA, Friday, July 10, 2026 through Tuesday, July 21, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4559 2026-07-10 04:00Z – 2026-07-21 15:00Z SFC–9,000 ft

    10NM SE FALL RIVER MILLS, CA, Friday, July 10, 2026 through Tuesday, July 21, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4555 2026-07-10 14:00Z – 2026-07-23 04:00Z SFC–10,500 ft

    44NM NE WELLS, NV, Friday, July 10, 2026 through Thursday, July 23, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4549 2026-07-10 14:00Z – 2026-07-24 05:00Z SFC–11,500 ft

    20NM NW BAKER CITY, OR, Friday, July 10, 2026 through Friday, July 24, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4548 2026-07-10 14:00Z – 2026-07-24 05:00Z SFC–11,500 ft

    20NM NW BAKER CITY, OR, Friday, July 10, 2026 through Friday, July 24, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4906 2026-07-11 02:45Z – 2026-07-24 04:00Z SFC–14,000 ft

    7NM N OREM, UT, Saturday, July 11, 2026 through Friday, July 24, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4908 2026-07-11 14:00Z – 2026-07-25 04:00Z SFC–8,000 ft

    35NM E LEWISTON, ID, Saturday, July 11, 2026 through Saturday, July 25, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4968 2026-07-12 15:00Z – 2026-07-27 05:00Z SFC–11,000 ft

    25 NM NE JOHN DAY, OR, Sunday, July 12, 2026 through Monday, July 27, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/4970 2026-07-12 15:00Z – 2026-07-27 05:00Z SFC–11,000 ft

    25 NM NE JOHN DAY, OR, Sunday, July 12, 2026 through Monday, July 27, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/5152 2026-07-13 04:00Z – 2026-07-27 04:00Z SFC–15,000 ft

    14NM S STEAMBOAT SPRINGS, CO, Monday, July 13, 2026 through Monday, July 27, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/5155 2026-07-13 13:00Z – 2026-07-26 04:00Z SFC–11,000 ft

    40NM NE WELLS, NV, Monday, July 13, 2026 through Sunday, July 26, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/5274 2026-07-13 17:54Z – 2026-07-27 04:00Z SFC–15,500 ft

    15NM E HEBER CITY, UT, Monday, July 13, 2026 through Monday, July 27, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/5876 2026-07-15 04:00Z – 2026-07-30 04:00Z SFC–13,500 ft

    7NM SE STEAMBOAT SPRINGS, CO, Wednesday, July 15, 2026 through Thursday, July 30, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/5880 2026-07-15 14:00Z – 2026-07-29 05:00Z SFC–11,500 ft

    20NM NW BAKER CITY, OR, Wednesday, July 15, 2026 through Wednesday, July 29, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/5879 2026-07-15 14:00Z – 2026-07-28 05:00Z SFC–11,500 ft

    20NM NW BAKER CITY, OR, Wednesday, July 15, 2026 through Tuesday, July 28, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6101 2026-07-16 04:05Z – 2026-07-23 04:00Z SFC–8,000 ft

    18NM W SPRAY, OR, Thursday, July 16, 2026 through Thursday, July 23, 2026 UTC

    View FAA NOTAM →
  • SECURITY6/5841 2026-07-16 13:00Z – 2026-07-27 05:59Z SFC–400 ft

    Cheyenne, WY, Thursday, July 16, 2026 through Sunday, July 26, 2026 Local

    View FAA NOTAM →
  • HAZARDS6/6100 2026-07-16 14:00Z – 2026-07-30 04:00Z SFC–10,000 ft

    41NM SE BURNS, OR, Thursday, July 16, 2026 through Thursday, July 30, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6151 2026-07-16 15:28Z – 2026-07-30 04:00Z SFC–8,000 ft

    18NM W SPRAY, OR, Thursday, July 16, 2026 through Thursday, July 30, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6221 2026-07-16 17:58Z – 2026-07-30 04:00Z SFC–12,000 ft

    9NM SE DUGWAY, UT, Thursday, July 16, 2026 through Thursday, July 30, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6388 2026-07-17 02:26Z – 2026-07-31 04:00Z SFC–10,000 ft

    63NM NE REDDING, CA, Friday, July 17, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6393 2026-07-17 02:30Z – 2026-07-31 04:00Z SFC–10,000 ft

    63NM NE REDDING, CA, Friday, July 17, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6408 2026-07-17 04:31Z – 2026-07-31 04:00Z SFC–9,000 ft

    10NM SW CULVER, OR, Friday, July 17, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6409 2026-07-17 04:39Z – 2026-07-30 07:00Z SFC–11,000 ft

    10NM SW MOUNT SHASTA, CA, Friday, July 17, 2026 through Thursday, July 30, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6434 2026-07-17 05:07Z – 2026-08-01 04:00Z SFC–10,000 ft

    63NM NE REDDING, CA, Friday, July 17, 2026 through Saturday, August 1, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6433 2026-07-17 05:08Z – 2026-08-01 04:00Z SFC–10,000 ft

    63NM NE REDDING, CA, Friday, July 17, 2026 through Saturday, August 1, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6358 2026-07-17 13:00Z – 2026-07-31 04:00Z SFC–12,000 ft

    9NM SE DUGWAY, UT, Friday, July 17, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6453 2026-07-17 15:04Z – 2026-08-01 04:00Z SFC–9,000 ft

    26NM NW RILEY, OR, Friday, July 17, 2026 through Saturday, August 1, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6454 2026-07-17 15:06Z – 2026-07-31 04:00Z SFC–9,000 ft

    10NM N RILEY, OR, Friday, July 17, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6458 2026-07-17 15:40Z – 2026-08-01 04:00Z SFC–9,000 ft

    9NM E MADRAS, OR, Friday, July 17, 2026 through Saturday, August 1, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6536 2026-07-17 21:00Z – 2026-08-01 04:00Z SFC–8,000 ft

    23NM NE PENDLETON, OR, Friday, July 17, 2026 through Saturday, August 1, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6537 2026-07-17 21:00Z – 2026-08-01 04:00Z SFC–9,000 ft

    14NM E WALLA WALLA, WA, Friday, July 17, 2026 through Saturday, August 1, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6564 2026-07-18 00:42Z – 2026-07-31 03:00Z SFC–9,000 ft

    24NM E PENDLETON, OR, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6568 2026-07-18 01:12Z – 2026-07-31 03:00Z SFC–6,000 ft

    48NM NE KENNEWICK, WA, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6571 2026-07-18 02:41Z – 2026-07-31 04:00Z SFC–3,500 ft

    19NM S MOSES LAKE, WA, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6572 2026-07-18 03:14Z – 2026-07-31 04:00Z SFC–11,000 ft

    18NM SE PRINEVILLE, OR, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6660 2026-07-18 14:00Z – 2026-07-31 10:00Z SFC–11,500 ft

    20NM NW BAKER CITY, OR, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6659 2026-07-18 14:00Z – 2026-07-31 10:00Z SFC–11,500 ft

    20NM NW BAKER CITY, OR, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6666 2026-07-18 15:00Z – 2026-07-31 05:00Z SFC–8,000 ft

    23NM NE PENDLETON, OR, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6682 2026-07-18 16:49Z – 2026-07-31 04:00Z SFC–11,500 ft

    24NM E BAKER CITY, OR, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6695 2026-07-18 20:09Z – 2026-07-31 04:00Z SFC–9,000 ft

    12NM SE MADRAS, OR, Saturday, July 18, 2026 through Friday, July 31, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6704 2026-07-18 22:29Z – 2026-07-21 04:00Z SFC–10,500 ft

    16NM NE SUSANVILLE, CA, Saturday, July 18, 2026 through Tuesday, July 21, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6734 2026-07-19 01:25Z – 2026-08-01 04:00Z SFC–9,000 ft

    26NM E MADRAS, OR, Sunday, July 19, 2026 through Saturday, August 1, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6738 2026-07-19 03:43Z – 2026-07-23 04:00Z SFC–6,500 ft

    7NM NE REDDING, CA, Sunday, July 19, 2026 through Thursday, July 23, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6741 2026-07-19 12:00Z – 2026-08-02 04:00Z SFC–6,500 ft

    7NM NE REDDING, CA, Sunday, July 19, 2026 through Sunday, August 2, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6733 2026-07-19 12:00Z – 2026-08-02 04:00Z SFC–10,500 ft

    16NM NE SUSANVILLE, CA, Sunday, July 19, 2026 through Sunday, August 2, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6756 2026-07-19 15:45Z – 2026-08-02 04:00Z SFC–8,000 ft

    39NM NW JOHN DAY, OR, Sunday, July 19, 2026 through Sunday, August 2, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6757 2026-07-19 16:07Z – 2026-08-02 04:00Z SFC–9,000 ft

    12NM SE MADRAS, OR, Sunday, July 19, 2026 through Sunday, August 2, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6766 2026-07-19 17:32Z – 2026-07-26 04:00Z SFC–13,000 ft

    5NM N HAILEY, ID, Sunday, July 19, 2026 through Sunday, July 26, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6774 2026-07-19 18:27Z – 2026-08-02 04:00Z SFC–10,500 ft

    22NM NE SUSANVILLE, CA, Sunday, July 19, 2026 through Sunday, August 2, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6778 2026-07-19 19:09Z – 2026-08-03 03:00Z SFC–8,000 ft

    1NM S FOSSIL, OR, Sunday, July 19, 2026 through Monday, August 3, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6812 2026-07-19 23:08Z – 2026-08-03 03:00Z SFC–11,000 ft

    23NM SE PRINEVILLE, OR, Sunday, July 19, 2026 through Monday, August 3, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6855 2026-07-20 01:34Z – 2026-08-03 03:00Z SFC–11,000 ft

    45NM NW BURNS, OR, Monday, July 20, 2026 through Monday, August 3, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6858 2026-07-20 14:00Z – 2026-08-04 04:00Z SFC–13,000 ft

    5NM N HAILEY, ID, Monday, July 20, 2026 through Tuesday, August 4, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6865 2026-07-20 14:00Z – 2026-08-04 04:00Z SFC–9,500 ft

    20NM N ENTERPRISE, OR, Monday, July 20, 2026 through Tuesday, August 4, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6866 2026-07-20 14:00Z – 2026-08-04 04:00Z SFC–9,000 ft

    PENDLETON, OR, Monday, July 20, 2026 through Tuesday, August 4, 2026 UTC

    View FAA NOTAM →
  • HAZARDS6/6894 2026-07-20 14:02Z – 2026-08-03 04:00Z SFC–12,500 ft

    12NM NW CRAIG, CO, Monday, July 20, 2026 through Monday, August 3, 2026 UTC

    View FAA NOTAM →

SkyMeter cross-referenced this flight against FAA-published TFRs that were active during its window and within its geographic bounding box. Overlap doesn't necessarily mean violation — the aircraft may have been outside the TFR’s precise polygon or flying under air-traffic-control coordination.

Pilot review data

  • Runway 13L
  • 1115 ft AGL at event
  • 146 kt ground speed
  • 0 fpm vertical
  • Approach stability 43/100
  • 9 kt wind
  • 9 kt crosswind component
  • 16,093 m visibility
  • METAR KJFK 261551Z 02020G32KT 10SM BKN016 OVC035 14/13 A2976 RMK AO2 PK WND 02032/1543 SLP076 P0006 T01440128 $

Flight context

  • DAL451
  • Delta AIR Lines
  • A21N
  • KPDX → KJFK
  • 2026-07-20 18:45 UTC
  • KJFK runway 13L

Automated analysis. Events shown on this page (such as go-around, unstable approach, or runway events) are heuristic classifications produced by algorithms from publicly broadcast ADS-B data. They are intended to surface flights of interest for further review — they are not findings of fact, and they do not determine pilot fault, regulatory compliance, or the cause of any occurrence. Coverage gaps and sensor noise can affect accuracy. Only the relevant civil aviation authority or accident investigation body can make official determinations. How we detect events · Dispute or correct this data

SkyMeter · trace data observed via ADS-B· KJFK