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BOSTON MARATHON 2024

Fengxia Zhan

Bib: 23430•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:25/mi
29:16
↑ 97↓ 3451.5%
10K· 6.21 mi
9:11/mi
57:47
↑ 79↓ 1380.4%
15K· 9.32 mi
9:30/mi
1:27:19
↑ 67↓ 78
20K· 12.43 mi
9:47/mi
1:57:43
↑ 106↓ 860.1%
Half· 13.11 mi
9:37/mi
2:04:17
↑ 19↓ 370.5%
25K· 15.53 mi
10:13/mi
2:29:04
↑ 66↓ 880.2%
30K· 18.64 mi
12:13/mi
3:07:01
↑ 181↓ 1480.2%
20M
12:43/mi
3:24:18
↑ 64↓ 500.2%
21M
14:57/mi
3:39:15
↑ 106↓ 241.6%
35K· 21.75 mi
14:15/mi
3:49:55
↑ 17↓ 861.7%
23M
13:28/mi
4:06:47
↑ 23↓ 630.6%
24M
12:38/mi
4:19:25
↓ 821.3%
40K· 24.85 mi
12:50/mi
4:30:23
↓ 200.3%
25.2M
13:06/mi
4:34:54
↑ 13↓ 160.2%
Finish· 26.22 mi
11:23/mi
4:46:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:17
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:42:13
Pace12:22 /mi
📊Positive Split: 30.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5029:169:2529:16
9:25
-
10K
6.21 mi12:13:2157:479:1828:31
9:11
-0:14
15K
9.32 mi12:42:531:27:199:2229:32
9:30
+0:19
20K
12.43 mi13:13:171:57:439:2830:24
9:47
+0:17
Half
13.11 mi13:19:512:04:179:296:34
9:37
-0:10
25K
15.53 mi13:44:382:29:049:3624:47
10:13
+0:36
30K
18.64 mi14:22:353:07:0110:0237:57
12:13
+2:00
20M
20.00 mi14:39:523:24:1810:1317:17
12:43
+0:30
21M
21.00 mi14:54:493:39:1510:2614:57
14:57
+2:14
35K
21.75 mi15:05:293:49:5510:3410:40
14:15
-0:42
23M
23.00 mi15:22:214:06:4710:4416:52
13:28
-0:47
24M
24.00 mi15:34:594:19:2510:4912:38
12:38
-0:50
40K
24.85 mi15:45:574:30:2310:5310:58
12:50
+0:12
25.2M
25.20 mi15:50:284:34:5410:554:31
13:06
+0:16
Finish
26.22 mi16:02:044:46:3010:5611:36
11:23
-1:43

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:11 /mi

Average Pace

10:56 /mi

Slowest Pace

14:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:04

52% of race

Time at Steady Pace

1:34:57

33% of race

Time at Slower Pace

42:29

15% of race

Average Pace: 10:56 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:44:5029:169:2529:16
9:25
#21502
10K
6.21 mi12:13:2157:479:1828:31
9:11
#20975
15K
9.32 mi12:42:531:27:199:2229:32
9:30
#20836
20K
12.43 mi13:13:171:57:439:2830:24
9:47
#20602
Half
13.11 mi13:19:512:04:179:296:34
9:37
#20580
25K
15.53 mi13:44:382:29:049:3624:47
10:13
#20412
30K
18.64 mi14:22:353:07:0110:0237:57
12:13
#20844
20M
20.00 mi14:39:523:24:1810:1317:17
12:43
#21007
21M
21.00 mi14:54:493:39:1510:2614:57
14:57
#21214
35K
21.75 mi15:05:293:49:5510:3410:40
14:15
#21440
23M
23.00 mi15:22:214:06:4710:4416:52
13:28
#21555
24M
24.00 mi15:34:594:19:2510:4912:38
12:38
#21604
40K
24.85 mi15:45:574:30:2310:5310:58
12:50
#21630
25.2M
25.20 mi15:50:284:34:5410:554:31
13:06
#21611
Finish
26.22 mi16:02:044:46:3010:5611:36
11:23
#21623
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi215028673867320686(Top 81%)8149(Top 75%)8149(Top 1484%)
10K6.21 mi3.10 mi20975+5278373+3008373+30020434(Top 80%)8064(Top 74%)8064(Top 1469%)
15K9.32 mi3.11 mi20836+1398271+1028271+10220686(Top 81%)8149(Top 75%)8149(Top 1484%)
20K12.43 mi3.11 mi20602+2348149+1228149+12220020(Top 78%)7821(Top 72%)7821(Top 1425%)
Half13.11 mi0.68 mi20580+228144+58144+520485(Top 80%)8150(Top 75%)8150(Top 1485%)
25K15.53 mi2.42 mi20412+1688062+828062+8219721(Top 77%)7775(Top 71%)7775(Top 1416%)
30K18.64 mi3.11 mi20844-4328351-2898351-28922298(Top 87%)9295(Top 85%)9295(Top 1693%)
20M20.00 mi1.36 mi21007-1638471-1208471-12022487(Top 88%)9501(Top 87%)9501(Top 1731%)
21M21.00 mi1.00 mi21214-2078596-1258596-12523504(Top 92%)10033(Top 92%)10033(Top 1828%)
35K21.75 mi0.75 mi21440-2268731-1358731-13524480(Top 96%)10515(Top 96%)10515(Top 1915%)
23M23.00 mi1.25 mi21555-1158816-858816-8523185(Top 91%)9927(Top 91%)9927(Top 1808%)
24M24.00 mi1.00 mi21604-498872-568872-5622497(Top 88%)9673(Top 89%)9673(Top 1762%)
40K24.85 mi0.85 mi21630-268904-328904-3221986(Top 86%)9465(Top 87%)9465(Top 1724%)
25.2M25.20 mi0.35 mi21611+198902+28902+219934(Top 78%)8486(Top 78%)8486(Top 1546%)
Finish26.22 mi1.02 mi21623-128919-178919-1722201(Top 87%)9544(Top 87%)9544(Top 1738%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

20686

Females

8149

F60-64

8149

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

20434

Females

8064

F60-64

8064

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

20686

Females

8149

F60-64

8149

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20020

Females

7821

F60-64

7821

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

20485

Females

8150

F60-64

8150

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

19721

Females

7775

F60-64

7775

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

22298

Females

9295

F60-64

9295

30K→20M

18.6 - 20.0 mi

Top 88%
×5story building
+64ft-50ft

Overall

22487

Females

9501

F60-64

9501

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

23504

Females

10033

F60-64

10033

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

24480

Females

10515

F60-64

10515

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

23185

Females

9927

F60-64

9927

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

22497

Females

9673

F60-64

9673

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

21986

Females

9465

F60-64

9465

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

19934

Females

8486

F60-64

8486

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

22201

Females

9544

F60-64

9544

Passing Analysis

Category:
Athletes Passed
1788
Passed By
1909
Net Change
-121
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21502
5K → 10K59568+527#21502#20975
10K → 15K270131+139#20975#20836
15K → 20K30874+234#20836#20602
20K → Half4523+22#20602#20580
Half → 25K22961+168#20580#20412
25K → 30K69501-432#20412#20844
30K → 20M33196-163#20844#21007
20M → 21M23230-207#21007#21214
21M → 35K18244-226#21214#21440
35K → 23M45160-115#21440#21555
23M → 24M4493-49#21555#21604
24M → 40K4066-26#21604#21630
40K → 25.2M289+19#21630#21611
25.2M → Finish4153-12#21611#21623
TOTALS17881909-121
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing