Boston Marathon logo
BOSTON MARATHON 2025

Bridget Carter

Bib: 23030•F

MN

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 43%
Division (F45-49)
#0 / 1813
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
8:32/mi
26:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:26/mi
52:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:24/mi
1:18:51
↑ 67↓ 78
20K· 12.43 mi
8:24/mi
1:44:57
↑ 106↓ 860.1%
Half· 13.11 mi
8:21/mi
1:50:39
↑ 19↓ 370.5%
25K· 15.53 mi
8:19/mi
2:10:48
↑ 66↓ 880.2%
30K· 18.64 mi
8:31/mi
2:37:17
↑ 181↓ 1480.2%
20M
8:34/mi
2:48:56
↑ 64↓ 500.2%
21M
10:05/mi
2:59:01
↑ 106↓ 241.6%
35K· 21.75 mi
8:13/mi
3:05:10
↑ 17↓ 861.7%
23M
8:56/mi
3:16:21
↑ 23↓ 630.6%
24M
9:10/mi
3:25:31
↓ 821.3%
40K· 24.85 mi
10:35/mi
3:34:34
↓ 200.3%
25.2M
12:48/mi
3:38:59
↑ 13↓ 160.2%
Finish· 26.22 mi
8:32/mi
3:47:41
↑ 22↓ 21

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
Time1:50:39
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:57:02
Pace8:56 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4526:328:3226:32
8:32
-
10K
6.21 mi11:50:5752:448:2926:12
8:26
-0:06
15K
9.32 mi12:17:041:18:518:2826:07
8:24
-0:02
20K
12.43 mi12:43:101:44:578:2726:06
8:24
0:00
Half
13.11 mi12:48:521:50:398:265:42
8:21
-0:03
25K
15.53 mi13:09:012:10:488:2520:09
8:19
-0:02
30K
18.64 mi13:35:302:37:178:2626:29
8:31
+0:12
20M
20.00 mi13:47:092:48:568:2711:39
8:34
+0:03
21M
21.00 mi13:57:142:59:018:3110:05
10:05
+1:31
35K
21.75 mi14:03:233:05:108:316:09
8:13
-1:52
23M
23.00 mi14:14:343:16:218:3211:11
8:56
+0:43
24M
24.00 mi14:23:443:25:318:349:10
9:10
+0:14
40K
24.85 mi14:32:473:34:348:389:03
10:35
+1:25
25.2M
25.20 mi14:37:123:38:598:414:25
12:48
+2:13
Finish
26.22 mi14:45:543:47:418:418:42
8:32
-4:16

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

8:13 /mi

Average Pace

8:41 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:14:58

86% of race

Time at Slower Pace

32:43

14% of race

Average Pace: 8:41 /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 mi11:24:4526:328:3226:32
8:32
#20141
10K
6.21 mi11:50:5752:448:2926:12
8:26
#19759
15K
9.32 mi12:17:041:18:518:2826:07
8:24
#19423
20K
12.43 mi12:43:101:44:578:2726:06
8:24
#18934
Half
13.11 mi12:48:521:50:398:265:42
8:21
#18890
25K
15.53 mi13:09:012:10:488:2520:09
8:19
#18411
30K
18.64 mi13:35:302:37:178:2626:29
8:31
#17719
20M
20.00 mi13:47:092:48:568:2711:39
8:34
#17441
21M
21.00 mi13:57:142:59:018:3110:05
10:05
#17522
35K
21.75 mi14:03:233:05:108:316:09
8:13
#17366
23M
23.00 mi14:14:343:16:218:3211:11
8:56
#17271
24M
24.00 mi14:23:443:25:318:349:10
9:10
#17309
40K
24.85 mi14:32:473:34:348:389:03
10:35
#17597
25.2M
25.20 mi14:37:123:38:598:414:25
12:48
#17820
Finish
26.22 mi14:45:543:47:418:418:42
8:32
#17759
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi201417582758218750(Top 66%)6754(Top 55%)6754(Top 373%)
10K6.21 mi3.10 mi19759+3827329+2537329+25319404(Top 68%)7113(Top 58%)7113(Top 392%)
15K9.32 mi3.11 mi19423+3367137+1927137+19218750(Top 66%)6754(Top 55%)6754(Top 373%)
20K12.43 mi3.11 mi18934+4896865+2726865+27217567(Top 62%)6089(Top 50%)6089(Top 336%)
Half13.11 mi0.68 mi18890+446840+256840+2518351(Top 65%)6528(Top 53%)6528(Top 360%)
25K15.53 mi2.42 mi18411+4796586+2546586+25416006(Top 56%)5320(Top 44%)5320(Top 293%)
30K18.64 mi3.11 mi17719+6926239+3476239+34714925(Top 53%)4866(Top 40%)4866(Top 268%)
20M20.00 mi1.36 mi17441+2786112+1276112+12714305(Top 50%)4679(Top 38%)4679(Top 258%)
21M21.00 mi1.00 mi17522-816183-716183-7118621(Top 66%)7134(Top 58%)7134(Top 393%)
35K21.75 mi0.75 mi17366+1566118+656118+6513827(Top 49%)4607(Top 38%)4607(Top 254%)
23M23.00 mi1.25 mi17271+956097+216097+2115895(Top 56%)5833(Top 48%)5833(Top 322%)
24M24.00 mi1.00 mi17309-386144-476144-4718201(Top 64%)7140(Top 58%)7140(Top 394%)
40K24.85 mi0.85 mi17597-2886335-1916335-19122155(Top 78%)9277(Top 76%)9277(Top 512%)
25.2M25.20 mi0.35 mi17820-2236458-1236458-12324761(Top 87%)10546(Top 86%)10546(Top 582%)
Finish26.22 mi1.02 mi17759+616445+136445+1316488(Top 58%)6298(Top 52%)6298(Top 347%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

18750

Females

6754

F45-49

6754

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

19404

Females

7113

F45-49

7113

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

18750

Females

6754

F45-49

6754

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

17567

Females

6089

F45-49

6089

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

18351

Females

6528

F45-49

6528

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

16006

Females

5320

F45-49

5320

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

14925

Females

4866

F45-49

4866

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

14305

Females

4679

F45-49

4679

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

18621

Females

7134

F45-49

7134

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13827

Females

4607

F45-49

4607

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15895

Females

5833

F45-49

5833

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

18201

Females

7140

F45-49

7140

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22155

Females

9277

F45-49

9277

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24761

Females

10546

F45-49

10546

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16488

Females

6298

F45-49

6298

Passing Analysis

Category:
Athletes Passed
3536
Passed By
1154
Net Change
+2382
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20141
5K → 10K519137+382#20141#19759
10K → 15K39559+336#19759#19423
15K → 20K51122+489#19423#18934
20K → Half5511+44#18934#18890
Half → 25K4823+479#18890#18411
25K → 30K70210+692#18411#17719
30K → 20M2813+278#17719#17441
20M → 21M76157-81#17441#17522
21M → 35K1604+156#17522#17366
35K → 23M16267+95#17366#17271
23M → 24M72110-38#17271#17309
24M → 40K15303-288#17309#17597
40K → 25.2M3226-223#17597#17820
25.2M → Finish10342+61#17820#17759
TOTALS35361154+2382
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing