N77520
Boeing 737NG 824/W
B738 · callsign UAL1220 · ICAO AA7E51
United Airlines
United Airlines
1Crossings
Oct 8First seen
Oct 8, 4:13 pmLast seen
9.2 nmClosest pass
19,000 ftLowest
Every crossing
| When | Closest | Altitude |
|---|---|---|
| Thu Oct 8, 4:05 pm | 9.2 nm | 19,000–26,925 ft |