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(CZ) China Southern Airlines 8509 On-Time Performance Rating

Date Range:

01-Apr-2024 to 31-May-2024

(SZX) Shenzhen Bao'an International Airport

Shenzhen, CN

(CGO) Zhengzhou Xinzheng Airport

Zhengzhou, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
17
63%
Late
1
4%
Very Late
0
0%
Excessive
6
22%
Cancelled
3
11%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
199.45454545454547
Standard Deviation
310.3
Min
0
Max
956

CZ 8509 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 63%
Average Delay Time 199.45454545454547 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 199.45454545454547 min
This flight has an average delay of 199.45454545454547 minutes with a standard deviation of 310.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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