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BOSTON MARATHON 2025

Xiaoling Qian

Bib: 25139•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Race Day Weather
50°/40°F
broken 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
9:14/mi
28:42
↑ 97↓ 3451.5%
10K· 6.21 mi
9:21/mi
57:46
↑ 79↓ 1380.4%
15K· 9.32 mi
9:23/mi
1:26:55
↑ 67↓ 78
20K· 12.43 mi
9:44/mi
1:57:09
↑ 106↓ 860.1%
Half· 13.11 mi
9:43/mi
2:03:47
↑ 19↓ 370.5%
25K· 15.53 mi
10:01/mi
2:28:03
↑ 66↓ 880.2%
30K· 18.64 mi
10:47/mi
3:01:33
↑ 181↓ 1480.2%
20M
11:04/mi
3:16:36
↑ 64↓ 500.2%
21M
11:36/mi
3:28:12
↑ 106↓ 241.6%
35K· 21.75 mi
10:11/mi
3:35:49
↑ 17↓ 861.7%
23M
10:41/mi
3:49:12
↑ 23↓ 630.6%
24M
10:10/mi
3:59:22
↓ 821.3%
40K· 24.85 mi
10:41/mi
4:08:30
↓ 200.3%
25.2M
12:40/mi
4:12:52
↑ 13↓ 160.2%
Finish· 26.22 mi
11:12/mi
4:24:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:47
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:20:30
Pace10:43 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:2528:429:1428:42
9:14
-
10K
6.21 mi11:58:2957:469:1829:04
9:21
+0:07
15K
9.32 mi12:27:381:26:559:2029:09
9:23
+0:02
20K
12.43 mi12:57:521:57:099:2630:14
9:44
+0:21
Half
13.11 mi13:04:302:03:479:276:38
9:43
-0:01
25K
15.53 mi13:28:462:28:039:3224:16
10:01
+0:18
30K
18.64 mi14:02:163:01:339:4433:30
10:47
+0:46
20M
20.00 mi14:17:193:16:369:5015:03
11:04
+0:17
21M
21.00 mi14:28:553:28:129:5511:36
11:36
+0:32
35K
21.75 mi14:36:323:35:499:557:37
10:11
-1:25
23M
23.00 mi14:49:553:49:129:5813:23
10:41
+0:30
24M
24.00 mi15:00:053:59:229:5810:10
10:10
-0:31
40K
24.85 mi15:09:134:08:3010:009:08
10:41
+0:31
25.2M
25.20 mi15:13:354:12:5210:024:22
12:40
+1:59
Finish
26.22 mi15:25:004:24:1710:0511:25
11:12
-1:28

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

9:14 /mi

Average Pace

10:05 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:33

35% of race

Time at Steady Pace

1:12:17

27% of race

Time at Slower Pace

1:38:27

37% of race

Average Pace: 10:05 /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 mi11:29:2528:429:1428:42
9:14
#23352
10K
6.21 mi11:58:2957:469:1829:04
9:21
#23554
15K
9.32 mi12:27:381:26:559:2029:09
9:23
#23534
20K
12.43 mi12:57:521:57:099:2630:14
9:44
#23564
Half
13.11 mi13:04:302:03:479:276:38
9:43
#23600
25K
15.53 mi13:28:462:28:039:3224:16
10:01
#23508
30K
18.64 mi14:02:163:01:339:4433:30
10:47
#23506
20M
20.00 mi14:17:193:16:369:5015:03
11:04
#23516
21M
21.00 mi14:28:553:28:129:5511:36
11:36
#23482
35K
21.75 mi14:36:323:35:499:557:37
10:11
#23416
23M
23.00 mi14:49:553:49:129:5813:23
10:41
#23377
24M
24.00 mi15:00:053:59:229:5810:10
10:10
#23303
40K
24.85 mi15:09:134:08:3010:009:08
10:41
#23257
25.2M
25.20 mi15:13:354:12:5210:024:22
12:40
#23274
Finish
26.22 mi15:25:004:24:1710:0511:25
11:12
#23421
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi233529359935923440(Top 83%)9342(Top 76%)9342(Top 1497%)
10K6.21 mi3.10 mi23554-2029456-979456-9723710(Top 83%)9524(Top 78%)9524(Top 1526%)
15K9.32 mi3.11 mi23534+209431+259431+2523440(Top 83%)9342(Top 76%)9342(Top 1497%)
20K12.43 mi3.11 mi23564-309440-99440-923587(Top 83%)9473(Top 77%)9473(Top 1518%)
Half13.11 mi0.68 mi23600-369463-239463-2324186(Top 85%)9806(Top 80%)9806(Top 1571%)
25K15.53 mi2.42 mi23508+929422+419422+4123283(Top 82%)9355(Top 77%)9355(Top 1499%)
30K18.64 mi3.11 mi23506+29459-379459-3723570(Top 83%)9640(Top 79%)9640(Top 1545%)
20M20.00 mi1.36 mi23516-109485-269485-2623753(Top 84%)9820(Top 80%)9820(Top 1574%)
21M21.00 mi1.00 mi23482+349491-69491-622827(Top 80%)9411(Top 77%)9411(Top 1508%)
35K21.75 mi0.75 mi23416+669466+259466+2522402(Top 79%)9239(Top 76%)9239(Top 1481%)
23M23.00 mi1.25 mi23377+399461+59461+522508(Top 79%)9348(Top 76%)9348(Top 1498%)
24M24.00 mi1.00 mi23303+749447+149447+1421857(Top 77%)9069(Top 74%)9069(Top 1453%)
40K24.85 mi0.85 mi23257+469438+99438+922414(Top 79%)9420(Top 77%)9420(Top 1510%)
25.2M25.20 mi0.35 mi23274-179451-139451-1324514(Top 86%)10422(Top 85%)10422(Top 1670%)
Finish26.22 mi1.02 mi23421-1479543-929543-9225716(Top 91%)11004(Top 90%)11004(Top 1763%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

23440

Females

9342

F60-64

9342

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23710

Females

9524

F60-64

9524

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

23440

Females

9342

F60-64

9342

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23587

Females

9473

F60-64

9473

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24186

Females

9806

F60-64

9806

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

23283

Females

9355

F60-64

9355

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23570

Females

9640

F60-64

9640

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23753

Females

9820

F60-64

9820

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22827

Females

9411

F60-64

9411

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22402

Females

9239

F60-64

9239

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

22508

Females

9348

F60-64

9348

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21857

Females

9069

F60-64

9069

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22414

Females

9420

F60-64

9420

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24514

Females

10422

F60-64

10422

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

25716

Females

11004

F60-64

11004

Passing Analysis

Category:
Athletes Passed
1316
Passed By
1385
Net Change
-69
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23352
5K → 10K154356-202#23352#23554
10K → 15K180160+20#23554#23534
15K → 20K135165-30#23534#23564
20K → Half945-36#23564#23600
Half → 25K17179+92#23600#23508
25K → 30K158156+2#23508#23506
30K → 20M7282-10#23506#23516
20M → 21M9056+34#23516#23482
21M → 35K8822+66#23482#23416
35K → 23M7334+39#23416#23377
23M → 24M9521+74#23377#23303
24M → 40K7125+46#23303#23257
40K → 25.2M926-17#23257#23274
25.2M → Finish11158-147#23274#23421
TOTALS13161385-69
📊

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