Boston Marathon logo
BOSTON MARATHON 2025

Molly Quesenberry

Bib: 21899•F

PA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:43
Rank: #16271
Start → 5K
24:43 | 7:57/mi
10K· 6.21 mi
50:21
Rank: #17286 (-1015)
5K → 10K
25:38 | 8:15/mi
15K· 9.32 mi
1:16:21
Rank: #17714 (-428)
10K → 15K
26:00 | 8:22/mi
20K· 12.43 mi
1:42:58
Rank: #17915 (-201)
15K → 20K
26:37 | 8:34/mi
Half· 13.11 mi
1:48:37
Rank: #17888 (+27)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:10:03
Rank: #18076 (-188)
Half → 25K
21:26 | 8:50/mi
30K· 18.64 mi
2:39:00
Rank: #18321 (-245)
25K → 30K
28:57 | 9:19/mi
20M
2:52:06
Rank: #18463 (-142)
30K → 20M
13:06 | 9:38/mi
21M
3:02:53
Rank: #18667 (-204)
20M → 21M
10:47 | 10:47/mi
35K· 21.75 mi
3:10:01
Rank: #18751 (-84)
21M → 35K
7:08 | 9:32/mi
23M
3:22:24
Rank: #18875 (-124)
35K → 23M
12:23 | 9:53/mi
24M
3:31:50
Rank: #18921 (-46)
23M → 24M
9:26 | 9:26/mi
40K· 24.85 mi
3:40:17
Rank: #18952 (-31)
24M → 40K
8:27 | 9:53/mi
25.2M
3:44:10
Rank: #19016 (-64)
40K → 25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
3:54:24
Rank: #19225 (-209)
25.2M → Finish
10:14 | 10:03/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:37
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:05:47
Pace9:36 /mi
📊Positive Split: 15.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4824:437:5724:43
7:57
-
10K
6.21 mi11:45:2650:218:0625:38
8:15
+0:18
15K
9.32 mi12:11:261:16:218:1126:00
8:22
+0:07
20K
12.43 mi12:38:031:42:588:1726:37
8:34
+0:12
Half
13.11 mi12:43:421:48:378:175:39
8:17
-0:17
25K
15.53 mi13:05:082:10:038:2221:26
8:50
+0:33
30K
18.64 mi13:34:052:39:008:3228:57
9:19
+0:29
20M
20.00 mi13:47:112:52:068:3613:06
9:38
+0:19
21M
21.00 mi13:57:583:02:538:4310:47
10:47
+1:09
35K
21.75 mi14:05:063:10:018:447:08
9:32
-1:15
23M
23.00 mi14:17:293:22:248:4812:23
9:53
+0:21
24M
24.00 mi14:26:553:31:508:509:26
9:26
-0:27
40K
24.85 mi14:35:223:40:178:528:27
9:53
+0:27
25.2M
25.20 mi14:39:153:44:108:543:53
11:16
+1:23
Finish
26.22 mi14:49:293:54:248:5710:14
10:03
-1:13

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

7:57 /mi

Average Pace

8:57 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:03

55% of race

Time at Steady Pace

1:19:27

34% of race

Time at Slower Pace

24:54

11% of race

Average Pace: 8:56 /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 mi11:19:4824:437:5724:43
7:57
#16271
10K
6.21 mi11:45:2650:218:0625:38
8:15
#17286
15K
9.32 mi12:11:261:16:218:1126:00
8:22
#17714
20K
12.43 mi12:38:031:42:588:1726:37
8:34
#17915
Half
13.11 mi12:43:421:48:378:175:39
8:17
#17888
25K
15.53 mi13:05:082:10:038:2221:26
8:50
#18076
30K
18.64 mi13:34:052:39:008:3228:57
9:19
#18321
20M
20.00 mi13:47:112:52:068:3613:06
9:38
#18463
21M
21.00 mi13:57:583:02:538:4310:47
10:47
#18667
35K
21.75 mi14:05:063:10:018:447:08
9:32
#18751
23M
23.00 mi14:17:293:22:248:4812:23
9:53
#18875
24M
24.00 mi14:26:553:31:508:509:26
9:26
#18921
40K
24.85 mi14:35:223:40:178:528:27
9:53
#18952
25.2M
25.20 mi14:39:153:44:108:543:53
11:16
#19016
Finish
26.22 mi14:49:293:54:248:5710:14
10:03
#19225
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi162715316531618519(Top 65%)6618(Top 54%)6618(Top 508%)
10K6.21 mi3.10 mi17286-10155898-5825898-58218242(Top 64%)6452(Top 53%)6452(Top 495%)
15K9.32 mi3.11 mi17714-4286152-2546152-25418519(Top 65%)6618(Top 54%)6618(Top 508%)
20K12.43 mi3.11 mi17915-2016287-1356287-13518661(Top 66%)6727(Top 55%)6727(Top 516%)
Half13.11 mi0.68 mi17888+276278+96278+917893(Top 63%)6272(Top 51%)6272(Top 481%)
25K15.53 mi2.42 mi18076-1886407-1296407-12919167(Top 67%)7062(Top 58%)7062(Top 542%)
30K18.64 mi3.11 mi18321-2456568-1616568-16119198(Top 68%)7226(Top 59%)7226(Top 555%)
20M20.00 mi1.36 mi18463-1426677-1096677-10919747(Top 70%)7655(Top 63%)7655(Top 587%)
21M21.00 mi1.00 mi18667-2046813-1366813-13620792(Top 73%)8337(Top 68%)8337(Top 640%)
35K21.75 mi0.75 mi18751-846881-686881-6820457(Top 72%)8219(Top 67%)8219(Top 631%)
23M23.00 mi1.25 mi18875-1246982-1016982-10120127(Top 71%)8117(Top 66%)8117(Top 623%)
24M24.00 mi1.00 mi18921-467029-477029-4719388(Top 68%)7762(Top 63%)7762(Top 596%)
40K24.85 mi0.85 mi18952-317071-427071-4220082(Top 71%)8200(Top 67%)8200(Top 629%)
25.2M25.20 mi0.35 mi19016-647117-467117-4621431(Top 75%)8864(Top 72%)8864(Top 680%)
Finish26.22 mi1.02 mi19225-2097260-1437260-14323068(Top 81%)9693(Top 79%)9693(Top 744%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

18519

Females

6618

F50-54

6618

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18242

Females

6452

F50-54

6452

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

18519

Females

6618

F50-54

6618

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18661

Females

6727

F50-54

6727

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

17893

Females

6272

F50-54

6272

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

19167

Females

7062

F50-54

7062

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

19198

Females

7226

F50-54

7226

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

19747

Females

7655

F50-54

7655

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

20792

Females

8337

F50-54

8337

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20457

Females

8219

F50-54

8219

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20127

Females

8117

F50-54

8117

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

19388

Females

7762

F50-54

7762

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20082

Females

8200

F50-54

8200

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21431

Females

8864

F50-54

8864

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

23068

Females

9693

F50-54

9693

Passing Analysis

Category:
Athletes Passed
967
Passed By
3921
Net Change
-2954
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16271
5K → 10K661081-1015#16271#17286
10K → 15K82510-428#17286#17714
15K → 20K123324-201#17714#17915
20K → Half4518+27#17915#17888
Half → 25K116304-188#17888#18076
25K → 30K165410-245#18076#18321
30K → 20M73215-142#18321#18463
20M → 21M48252-204#18463#18667
21M → 35K37121-84#18667#18751
35K → 23M69193-124#18751#18875
23M → 24M5096-46#18875#18921
24M → 40K6596-31#18921#18952
40K → 25.2M1579-64#18952#19016
25.2M → Finish13222-209#19016#19225
TOTALS9673921-2954
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing