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BOSTON MARATHON 2025

Mitra Stoner

Bib: 21327•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 36%
Division (F60-64)
#0 / 624
Top 6%
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
7:46/mi
24:09
↑ 97↓ 3451.5%
10K· 6.21 mi
7:41/mi
48:01
↑ 79↓ 1380.4%
15K· 9.32 mi
7:45/mi
1:12:07
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:37:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:42:35
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:03:42
↑ 66↓ 880.2%
30K· 18.64 mi
8:56/mi
2:31:27
↑ 181↓ 1480.2%
20M
9:10/mi
2:43:54
↑ 64↓ 500.2%
21M
9:44/mi
2:53:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:51/mi
3:00:15
↑ 17↓ 861.7%
23M
9:21/mi
3:11:57
↑ 23↓ 630.6%
24M
9:26/mi
3:21:23
↓ 821.3%
40K· 24.85 mi
9:42/mi
3:29:41
↓ 200.3%
25.2M
10:26/mi
3:33:17
↑ 13↓ 160.2%
Finish· 26.22 mi
9:44/mi
3:43:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:35
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time2:00:37
Pace9:12 /mi
📊Positive Split: 17.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4124:097:4624:09
7:46
-
10K
6.21 mi11:49:3348:017:4423:52
7:41
-0:05
15K
9.32 mi12:13:391:12:077:4424:06
7:45
+0:04
20K
12.43 mi12:38:411:37:097:4925:02
8:03
+0:18
Half
13.11 mi12:44:071:42:357:505:26
7:58
-0:05
25K
15.53 mi13:05:142:03:427:5821:07
8:43
+0:45
30K
18.64 mi13:32:592:31:278:0727:45
8:56
+0:13
20M
20.00 mi13:45:262:43:548:1212:27
9:10
+0:14
21M
21.00 mi13:55:102:53:388:169:44
9:44
+0:34
35K
21.75 mi14:01:473:00:158:176:37
8:51
-0:53
23M
23.00 mi14:13:293:11:578:2111:42
9:21
+0:30
24M
24.00 mi14:22:553:21:238:239:26
9:26
+0:05
40K
24.85 mi14:31:133:29:418:268:18
9:42
+0:16
25.2M
25.20 mi14:34:493:33:178:283:36
10:26
+0:44
Finish
26.22 mi14:44:443:43:128:319:55
9:44
-0:42

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

7:41 /mi

Average Pace

8:31 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:35

46% of race

Time at Steady Pace

1:19:38

36% of race

Time at Slower Pace

40:59

18% of race

Average Pace: 8:31 /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 mi11:25:4124:097:4624:09
7:46
#14595
10K
6.21 mi11:49:3348:017:4423:52
7:41
#14139
15K
9.32 mi12:13:391:12:077:4424:06
7:45
#14097
20K
12.43 mi12:38:411:37:097:4925:02
8:03
#14402
Half
13.11 mi12:44:071:42:357:505:26
7:58
#14443
25K
15.53 mi13:05:142:03:427:5821:07
8:43
#15273
30K
18.64 mi13:32:592:31:278:0727:45
8:56
#15698
20M
20.00 mi13:45:262:43:548:1212:27
9:10
#15832
21M
21.00 mi13:55:102:53:388:169:44
9:44
#15868
35K
21.75 mi14:01:473:00:158:176:37
8:51
#15892
23M
23.00 mi14:13:293:11:578:2111:42
9:21
#15991
24M
24.00 mi14:22:553:21:238:239:26
9:26
#16152
40K
24.85 mi14:31:133:29:418:268:18
9:42
#16317
25.2M
25.20 mi14:34:493:33:178:283:36
10:26
#16375
Finish
26.22 mi14:44:443:43:128:319:55
9:44
#16680
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi145954279427914012(Top 49%)4024(Top 33%)4024(Top 645%)
10K6.21 mi3.10 mi14139+4564021+2584021+25813735(Top 48%)3802(Top 31%)3802(Top 609%)
15K9.32 mi3.11 mi14097+424030-94030-914012(Top 49%)4024(Top 33%)4024(Top 645%)
20K12.43 mi3.11 mi14402-3054237-2074237-20715352(Top 54%)4836(Top 40%)4836(Top 775%)
Half13.11 mi0.68 mi14443-414263-264263-2615697(Top 55%)5017(Top 41%)5017(Top 804%)
25K15.53 mi2.42 mi15273-8304760-4974760-49718452(Top 65%)6675(Top 55%)6675(Top 1070%)
30K18.64 mi3.11 mi15698-4255049-2895049-28917324(Top 61%)6201(Top 51%)6201(Top 994%)
20M20.00 mi1.36 mi15832-1345170-1215170-12117606(Top 62%)6470(Top 53%)6470(Top 1037%)
21M21.00 mi1.00 mi15868-365232-625232-6217193(Top 61%)6365(Top 52%)6365(Top 1020%)
35K21.75 mi0.75 mi15892-245263-315263-3117491(Top 62%)6617(Top 54%)6617(Top 1060%)
23M23.00 mi1.25 mi15991-995360-975360-9717999(Top 63%)6979(Top 57%)6979(Top 1118%)
24M24.00 mi1.00 mi16152-1615468-1085468-10819382(Top 68%)7756(Top 63%)7756(Top 1243%)
40K24.85 mi0.85 mi16317-1655588-1205588-12019510(Top 69%)7893(Top 65%)7893(Top 1265%)
25.2M25.20 mi0.35 mi16375-585630-425630-4218810(Top 66%)7521(Top 62%)7521(Top 1205%)
Finish26.22 mi1.02 mi16680-3055834-2045834-20422029(Top 78%)9166(Top 75%)9166(Top 1469%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

14012

Females

4024

F60-64

4024

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

13735

Females

3802

F60-64

3802

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

14012

Females

4024

F60-64

4024

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15352

Females

4836

F60-64

4836

20K→Half

12.4 - 13.1 mi

Top 55%
×2story building
+19ft-37ft

Overall

15697

Females

5017

F60-64

5017

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18452

Females

6675

F60-64

6675

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17324

Females

6201

F60-64

6201

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

17606

Females

6470

F60-64

6470

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

17193

Females

6365

F60-64

6365

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17491

Females

6617

F60-64

6617

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

17999

Females

6979

F60-64

6979

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19382

Females

7756

F60-64

7756

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19510

Females

7893

F60-64

7893

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18810

Females

7521

F60-64

7521

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22029

Females

9166

F60-64

9166

Passing Analysis

Category:
Athletes Passed
1525
Passed By
3610
Net Change
-2085
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14595
5K → 10K562106+456#14595#14139
10K → 15K224182+42#14139#14097
15K → 20K128433-305#14097#14402
20K → Half2768-41#14402#14443
Half → 25K41871-830#14443#15273
25K → 30K126551-425#15273#15698
30K → 20M84218-134#15698#15832
20M → 21M103139-36#15832#15868
21M → 35K5983-24#15868#15892
35K → 23M80179-99#15892#15991
23M → 24M28189-161#15991#16152
24M → 40K25190-165#16152#16317
40K → 25.2M1674-58#16317#16375
25.2M → Finish22327-305#16375#16680
TOTALS15253610-2085
📊

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