Tracked flight number

O37109

CSS7109SF AirlinesAug 20 – Sep 24, 2026

Data through Sep 24, 2026 UTC

Analysis window

Aug 20 – Sep 24, 2026

Every derived statistic, daily trend, route, tail number assignment, flight observation, and mapped path below uses this flight-date window.

Global rankings

Among tracked flight numbers · Aug 20 – Sep 24, 2026

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Tracked flights

#63,676of 163,734 · tied

Tracked distance

#38,384of 163,734

21,289 mi

Observed time

#40,447of 163,734 · tied

44.7 hr

Route breadth

#33,359of 163,734 · tied

Active aircraft

#95,450of 163,734 · tied

Active days

#61,382of 163,734 · tied

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Tracked flights17

17 active days

Tracked distance21,289 mi

1,252 mi avg per flight

Observed time44 hr 42 min

2 hr 38 min average

Tracking Confidence100.0%

Average across flights included in analytics

Named routes1

2 aircraft types

Average mid-flight altitude—

Average mid-flight speed—

Tracked activity

Aug 20 – Sep 24, 2026 · 17 active days

Flights17

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Sep 23

Observed route footprint

Routes tracked as O37109

Directional airport pairings in Aug 20 – Sep 24, 2026.

1 routes shown

Route	Flights	Active days	Tail numbers	Tracked distance	Observed	First observed	Last observed
PEK → SZX	17	17	0	21,289 mi	44 hr 42 min	Aug 20, 2026, 4:33 PM UTC	Sep 23, 2026, 7:42 PM UTC

Observed tail number assignments

Tail numbers tracked as O37109

Open a tail number for its complete tracked profile.

4 tail numbers shown

Tail number	Type	Flights	Routes	Tracked distance	First observed	Last observed
B-227F	B738	11	1	13,763 mi	Aug 20, 2026, 4:33 PM UTC	Sep 12, 2026, 6:41 PM UTC
B-2828	B752	2	1	2,548 mi	Sep 22, 2026, 4:41 PM UTC	Sep 23, 2026, 7:42 PM UTC
B-2839	B752	2	1	2,488 mi	Sep 20, 2026, 4:41 PM UTC	Sep 21, 2026, 6:52 PM UTC
B-227D	B738	2	1	2,490 mi	Aug 24, 2026, 4:37 PM UTC	Aug 25, 2026, 7:10 PM UTC

Observed aircraft types

Aircraft types tracked as O37109

Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.

2 aircraft types shown

Type	Aircraft name	Flights	Makeup	Tail numbers	Tracked distance	Routes	First observed	Last observed
B738	Boeing 737-800	13	76.5%	2	16,253 mi	1	Aug 20, 2026, 4:33 PM UTC	Sep 12, 2026, 6:41 PM UTC
B752	Boeing 757-200	4	23.5%	2	5,036 mi	1	Sep 20, 2026, 4:41 PM UTC	Sep 23, 2026, 7:42 PM UTC

Observation log

Flight observations

Latest 100 flights for O37109 within Aug 20 – Sep 24, 2026

19 observations shown

Confidence	Route	Tail number	Aircraft	First observed	Last observed	Observed	Tracked distance
High · 100	PEK → SZX	B-2828	B752	Sep 23, 2026, 5:02 PM UTC	Sep 23, 2026, 7:42 PM UTC	2 hr 40 min	1,257 mi
High · 100	PEK → SZX	B-2828	B752	Sep 22, 2026, 4:41 PM UTC	Sep 22, 2026, 7:16 PM UTC	2 hr 35 min	1,291 mi
High · 100	PEK → SZX