Boston Marathon logo
BOSTON MARATHON 2025

Krista Schurter

Bib: 20899•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 42%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:05
Rank: #17189
Start → 5K
25:05 | 8:04/mi
10K· 6.21 mi
50:07
Rank: #17010 (+179)
5K → 10K
25:02 | 8:03/mi
15K· 9.32 mi
1:15:25
Rank: #17020 (-10)
10K → 15K
25:18 | 8:09/mi
20K· 12.43 mi
1:41:21
Rank: #17079 (-59)
15K → 20K
25:56 | 8:21/mi
Half· 13.11 mi
1:46:58
Rank: #17070 (+9)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:07:33
Rank: #17024 (+46)
Half → 25K
20:35 | 8:29/mi
30K· 18.64 mi
2:36:06
Rank: #17302 (-278)
25K → 30K
28:33 | 9:11/mi
20M
2:48:33
Rank: #17317 (-15)
30K → 20M
12:27 | 9:10/mi
21M
2:58:19
Rank: #17303 (+14)
20M → 21M
9:46 | 9:46/mi
35K· 21.75 mi
3:04:57
Rank: #17304 (-1)
21M → 35K
6:38 | 8:52/mi
23M
3:16:34
Rank: #17320 (-16)
35K → 23M
11:37 | 9:17/mi
24M
3:26:22
Rank: #17527 (-207)
23M → 24M
9:48 | 9:48/mi
40K· 24.85 mi
3:34:25
Rank: #17559 (-32)
24M → 40K
8:03 | 9:25/mi
25.2M
3:37:57
Rank: #17567 (-8)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:47:14
Rank: #17662 (-95)
25.2M → Finish
9:17 | 9:07/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
Time1:46:58
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time2:00:16
Pace9:10 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2525:058:0425:05
8:04
-
10K
6.21 mi11:43:2750:078:0425:02
8:03
-0:01
15K
9.32 mi12:08:451:15:258:0525:18
8:09
+0:06
20K
12.43 mi12:34:411:41:218:0925:56
8:21
+0:12
Half
13.11 mi12:40:181:46:588:105:37
8:14
-0:07
25K
15.53 mi13:00:532:07:338:1320:35
8:29
+0:15
30K
18.64 mi13:29:262:36:068:2228:33
9:11
+0:42
20M
20.00 mi13:41:532:48:338:2612:27
9:10
-0:01
21M
21.00 mi13:51:392:58:198:299:46
9:46
+0:36
35K
21.75 mi13:58:173:04:578:306:38
8:52
-0:54
23M
23.00 mi14:09:543:16:348:3311:37
9:17
+0:25
24M
24.00 mi14:19:423:26:228:369:48
9:48
+0:31
40K
24.85 mi14:27:453:34:258:388:03
9:25
-0:23
25.2M
25.20 mi14:31:173:37:578:393:32
10:15
+0:50
Finish
26.22 mi14:40:343:47:148:409:17
9:07
-1:08

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

8:03 /mi

Average Pace

8:40 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:33

56% of race

Time at Steady Pace

1:16:35

34% of race

Time at Slower Pace

23:06

10% of race

Average Pace: 8:40 /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 mi11:18:2525:058:0425:05
8:04
#17189
10K
6.21 mi11:43:2750:078:0425:02
8:03
#17010
15K
9.32 mi12:08:451:15:258:0525:18
8:09
#17020
20K
12.43 mi12:34:411:41:218:0925:56
8:21
#17079
Half
13.11 mi12:40:181:46:588:105:37
8:14
#17070
25K
15.53 mi13:00:532:07:338:1320:35
8:29
#17024
30K
18.64 mi13:29:262:36:068:2228:33
9:11
#17302
20M
20.00 mi13:41:532:48:338:2612:27
9:10
#17317
21M
21.00 mi13:51:392:58:198:299:46
9:46
#17303
35K
21.75 mi13:58:173:04:578:306:38
8:52
#17304
23M
23.00 mi14:09:543:16:348:3311:37
9:17
#17320
24M
24.00 mi14:19:423:26:228:369:48
9:48
#17527
40K
24.85 mi14:27:453:34:258:388:03
9:25
#17559
25.2M
25.20 mi14:31:173:37:578:393:32
10:15
#17567
Finish
26.22 mi14:40:343:47:148:409:17
9:07
#17662
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi171895850585017052(Top 60%)5764(Top 47%)5764(Top 336%)
10K6.21 mi3.10 mi17010+1795734+1165734+11616908(Top 60%)5653(Top 46%)5653(Top 329%)
15K9.32 mi3.11 mi17020-105726+85726+817052(Top 60%)5764(Top 47%)5764(Top 336%)
20K12.43 mi3.11 mi17079-595792-665792-6617224(Top 61%)5900(Top 48%)5900(Top 343%)
Half13.11 mi0.68 mi17070+95789+35789+317548(Top 62%)6074(Top 50%)6074(Top 354%)
25K15.53 mi2.42 mi17024+465780+95780+917149(Top 60%)5946(Top 49%)5946(Top 346%)
30K18.64 mi3.11 mi17302-2785997-2175997-21718605(Top 66%)6893(Top 56%)6893(Top 401%)
20M20.00 mi1.36 mi17317-156037-406037-4017613(Top 62%)6477(Top 53%)6477(Top 377%)
21M21.00 mi1.00 mi17303+146060-236060-2317349(Top 61%)6451(Top 53%)6451(Top 375%)
35K21.75 mi0.75 mi17304-16084-246084-2417618(Top 62%)6693(Top 55%)6693(Top 390%)
23M23.00 mi1.25 mi17320-166123-396123-3917697(Top 62%)6839(Top 56%)6839(Top 398%)
24M24.00 mi1.00 mi17527-2076265-1426265-14220726(Top 73%)8457(Top 69%)8457(Top 492%)
40K24.85 mi0.85 mi17559-326311-466311-4618357(Top 65%)7306(Top 60%)7306(Top 425%)
25.2M25.20 mi0.35 mi17567-86330-196330-1918120(Top 64%)7195(Top 59%)7195(Top 419%)
Finish26.22 mi1.02 mi17662-956392-626392-6219559(Top 69%)7896(Top 65%)7896(Top 460%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

17052

Females

5764

F40-44

5764

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16908

Females

5653

F40-44

5653

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

17052

Females

5764

F40-44

5764

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

17224

Females

5900

F40-44

5900

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17548

Females

6074

F40-44

6074

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

17149

Females

5946

F40-44

5946

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

18605

Females

6893

F40-44

6893

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

17613

Females

6477

F40-44

6477

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17349

Females

6451

F40-44

6451

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

17618

Females

6693

F40-44

6693

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

17697

Females

6839

F40-44

6839

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20726

Females

8457

F40-44

8457

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18357

Females

7306

F40-44

7306

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18120

Females

7195

F40-44

7195

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19559

Females

7896

F40-44

7896

Passing Analysis

Category:
Athletes Passed
1666
Passed By
2139
Net Change
-473
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17189
5K → 10K389210+179#17189#17010
10K → 15K197207-10#17010#17020
15K → 20K174233-59#17020#17079
20K → Half3324+9#17079#17070
Half → 25K178132+46#17070#17024
25K → 30K150428-278#17024#17302
30K → 20M106121-15#17302#17317
20M → 21M11096+14#17317#17303
21M → 35K6869-1#17303#17304
35K → 23M109125-16#17304#17320
23M → 24M37244-207#17320#17527
24M → 40K5587-32#17527#17559
40K → 25.2M3139-8#17559#17567
25.2M → Finish29124-95#17567#17662
TOTALS16662139-473
📊

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