Boston Marathon logo
BOSTON MARATHON 2025

Clara Fitzgerald

Bib: 23864•F

ON

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 40%
Division (F55-59)
#0 / 994
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:11
Rank: #14687
Start → 5K
24:11 | 7:47/mi
10K· 6.21 mi
48:29
Rank: #14822 (-135)
5K → 10K
24:18 | 7:49/mi
15K· 9.32 mi
1:13:04
Rank: #14996 (-174)
10K → 15K
24:35 | 7:55/mi
20K· 12.43 mi
1:38:29
Rank: #15327 (-331)
15K → 20K
25:25 | 8:11/mi
Half· 13.11 mi
1:44:06
Rank: #15463 (-136)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:05:16
Rank: #16059 (-596)
Half → 25K
21:10 | 8:44/mi
30K· 18.64 mi
2:34:10
Rank: #16667 (-608)
25K → 30K
28:54 | 9:18/mi
20M
2:46:49
Rank: #16770 (-103)
30K → 20M
12:39 | 9:19/mi
21M
2:57:23
Rank: #16993 (-223)
20M → 21M
10:34 | 10:34/mi
35K· 21.75 mi
3:04:10
Rank: #17060 (-67)
21M → 35K
6:47 | 9:04/mi
23M
3:16:24
Rank: #17281 (-221)
35K → 23M
12:14 | 9:46/mi
24M
3:25:37
Rank: #17338 (-57)
23M → 24M
9:13 | 9:13/mi
40K· 24.85 mi
3:33:21
Rank: #17301 (+37)
24M → 40K
7:44 | 9:03/mi
25.2M
3:36:55
Rank: #17327 (-26)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:45:33
Rank: #17282 (+45)
25.2M → Finish
8:38 | 8:28/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
Time1:44:06
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time2:01:27
Pace9:16 /mi
📊Positive Split: 16.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4224:117:4724:11
7:47
-
10K
6.21 mi11:46:0048:297:4824:18
7:49
+0:02
15K
9.32 mi12:10:351:13:047:5024:35
7:55
+0:06
20K
12.43 mi12:36:001:38:297:5525:25
8:11
+0:16
Half
13.11 mi12:41:371:44:067:565:37
8:14
+0:03
25K
15.53 mi13:02:472:05:168:0421:10
8:44
+0:30
30K
18.64 mi13:31:412:34:108:1628:54
9:18
+0:34
20M
20.00 mi13:44:202:46:498:2012:39
9:19
+0:01
21M
21.00 mi13:54:542:57:238:2710:34
10:34
+1:15
35K
21.75 mi14:01:413:04:108:286:47
9:04
-1:30
23M
23.00 mi14:13:553:16:248:3212:14
9:46
+0:42
24M
24.00 mi14:23:083:25:378:349:13
9:13
-0:33
40K
24.85 mi14:30:523:33:218:357:44
9:03
-0:10
25.2M
25.20 mi14:34:263:36:558:363:34
10:21
+1:18
Finish
26.22 mi14:43:043:45:338:378:38
8:28
-1:53

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

7:47 /mi

Average Pace

8:37 /mi

Slowest Pace

10:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:44

50% of race

Time at Steady Pace

1:26:27

38% of race

Time at Slower Pace

26:22

12% of race

Average Pace: 8:36 /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 mi11:21:4224:117:4724:11
7:47
#14687
10K
6.21 mi11:46:0048:297:4824:18
7:49
#14822
15K
9.32 mi12:10:351:13:047:5024:35
7:55
#14996
20K
12.43 mi12:36:001:38:297:5525:25
8:11
#15327
Half
13.11 mi12:41:371:44:067:565:37
8:14
#15463
25K
15.53 mi13:02:472:05:168:0421:10
8:44
#16059
30K
18.64 mi13:31:412:34:108:1628:54
9:18
#16667
20M
20.00 mi13:44:202:46:498:2012:39
9:19
#16770
21M
21.00 mi13:54:542:57:238:2710:34
10:34
#16993
35K
21.75 mi14:01:413:04:108:286:47
9:04
#17060
23M
23.00 mi14:13:553:16:248:3212:14
9:46
#17281
24M
24.00 mi14:23:083:25:378:349:13
9:13
#17338
40K
24.85 mi14:30:523:33:218:357:44
9:03
#17301
25.2M
25.20 mi14:34:263:36:558:363:34
10:21
#17327
Finish
26.22 mi14:43:043:45:338:378:38
8:28
#17282
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi146874343434315358(Top 54%)4788(Top 39%)4788(Top 482%)
10K6.21 mi3.10 mi14822-1354444-1014444-10115034(Top 53%)4563(Top 37%)4563(Top 459%)
15K9.32 mi3.11 mi14996-1744556-1124556-11215358(Top 54%)4788(Top 39%)4788(Top 482%)
20K12.43 mi3.11 mi15327-3314766-2104766-21016196(Top 57%)5335(Top 44%)5335(Top 537%)
Half13.11 mi0.68 mi15463-1364844-784844-7817541(Top 62%)6067(Top 50%)6067(Top 610%)
25K15.53 mi2.42 mi16059-5965196-3525196-35218581(Top 65%)6742(Top 55%)6742(Top 678%)
30K18.64 mi3.11 mi16667-6085619-4235619-42319123(Top 67%)7182(Top 59%)7182(Top 723%)
20M20.00 mi1.36 mi16770-1035701-825701-8218337(Top 65%)6910(Top 57%)6910(Top 695%)
21M21.00 mi1.00 mi16993-2235875-1745875-17420225(Top 71%)8030(Top 66%)8030(Top 808%)
35K21.75 mi0.75 mi17060-675941-665941-6618581(Top 65%)7235(Top 59%)7235(Top 728%)
23M23.00 mi1.25 mi17281-2216102-1616102-16119690(Top 69%)7879(Top 64%)7879(Top 793%)
24M24.00 mi1.00 mi17338-576157-556157-5518439(Top 65%)7268(Top 59%)7268(Top 731%)
40K24.85 mi0.85 mi17301+376159-26159-216595(Top 58%)6365(Top 52%)6365(Top 640%)
25.2M25.20 mi0.35 mi17327-266179-206179-2018469(Top 65%)7358(Top 60%)7358(Top 740%)
Finish26.22 mi1.02 mi17282+456179617916058(Top 57%)6053(Top 50%)6053(Top 609%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

15358

Females

4788

F55-59

4788

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

15034

Females

4563

F55-59

4563

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

15358

Females

4788

F55-59

4788

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

16196

Females

5335

F55-59

5335

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17541

Females

6067

F55-59

6067

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

18581

Females

6742

F55-59

6742

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19123

Females

7182

F55-59

7182

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18337

Females

6910

F55-59

6910

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20225

Females

8030

F55-59

8030

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

18581

Females

7235

F55-59

7235

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19690

Females

7879

F55-59

7879

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

18439

Females

7268

F55-59

7268

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

16595

Females

6365

F55-59

6365

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18469

Females

7358

F55-59

7358

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16058

Females

6053

F55-59

6053

Passing Analysis

Category:
Athletes Passed
1156
Passed By
3751
Net Change
-2595
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14687
5K → 10K226361-135#14687#14822
10K → 15K146320-174#14822#14996
15K → 20K116447-331#14996#15327
20K → Half12148-136#15327#15463
Half → 25K56652-596#15463#16059
25K → 30K93701-608#16059#16667
30K → 20M75178-103#16667#16770
20M → 21M61284-223#16770#16993
21M → 35K46113-67#16993#17060
35K → 23M65286-221#17060#17281
23M → 24M66123-57#17281#17338
24M → 40K8346+37#17338#17301
40K → 25.2M2450-26#17301#17327
25.2M → Finish8742+45#17327#17282
TOTALS11563751-2595
📊

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