Boston Marathon logo
BOSTON MARATHON 2025

Danyael Halprin

Bib: 22529•F

AB

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 36%
Division (F50-54)
#0 / 1303
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:49
Rank: #18780
Start → 5K
8:19/mi
25:49 split
10K· 6.21 mi
51:34
Rank: #18604 (+176)
5K → 10K
8:17/mi
25:45 split
15K· 9.32 mi
1:17:26
Rank: #18453 (+151)
10K → 15K
8:20/mi
25:52 split
20K· 12.43 mi
1:43:40
Rank: #18261 (+192)
15K → 20K
8:27/mi
26:14 split
Half· 13.11 mi
1:49:21
Rank: #18244 (+17)
20K → Half
8:20/mi
5:41 split
25K· 15.53 mi
2:10:15
Rank: #18169 (+75)
Half → 25K
8:37/mi
20:54 split
30K· 18.64 mi
2:38:01
Rank: #17948 (+221)
25K → 30K
8:56/mi
27:46 split
20M
2:49:55
Rank: #17755 (+193)
30K → 20M
8:45/mi
11:54 split
21M
2:59:10
Rank: #17561 (+194)
20M → 21M
9:15/mi
9:15 split
35K· 21.75 mi
3:05:33
Rank: #17487 (+74)
21M → 35K
8:32/mi
6:23 split
23M
3:16:40
Rank: #17349 (+138)
35K → 23M
8:53/mi
11:07 split
24M
3:25:11
Rank: #17213 (+136)
23M → 24M
8:31/mi
8:31 split
40K· 24.85 mi
3:32:15
Rank: #17021 (+192)
24M → 40K
8:16/mi
7:04 split
25.2M
3:35:25
Rank: #16942 (+79)
40K → 25.2M
9:11/mi
3:10 split
Finish· 26.22 mi
3:43:17
Rank: #16697 (+245)
25.2M → Finish
7:43/mi
7:52 split

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
Time1:49:21
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time1:53:56
Pace8:41 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1725:498:1925:49
8:19
-
10K
6.21 mi11:49:0251:348:1825:45
8:17
-0:02
15K
9.32 mi12:14:541:17:268:1825:52
8:20
+0:03
20K
12.43 mi12:41:081:43:408:2126:14
8:27
+0:07
Half
13.11 mi12:46:491:49:218:205:41
8:20
-0:07
25K
15.53 mi13:07:432:10:158:2320:54
8:37
+0:17
30K
18.64 mi13:35:292:38:018:2927:46
8:56
+0:19
20M
20.00 mi13:47:232:49:558:3011:54
8:45
-0:11
21M
21.00 mi13:56:382:59:108:329:15
9:15
+0:30
35K
21.75 mi14:03:013:05:338:326:23
8:32
-0:43
23M
23.00 mi14:14:083:16:408:3311:07
8:53
+0:21
24M
24.00 mi14:22:393:25:118:338:31
8:31
-0:22
40K
24.85 mi14:29:433:32:158:327:04
8:16
-0:15
25.2M
25.20 mi14:32:533:35:258:333:10
9:11
+0:55
Finish
26.22 mi14:40:453:43:178:317:52
7:43
-1:28

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

7:43 /mi

Average Pace

8:31 /mi

Slowest Pace

9:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:17

56% of race

Time at Steady Pace

1:26:35

39% of race

Time at Slower Pace

12:25

6% 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 mi11:23:1725:498:1925:49
8:19
#18780
10K
6.21 mi11:49:0251:348:1825:45
8:17
#18604
15K
9.32 mi12:14:541:17:268:1825:52
8:20
#18453
20K
12.43 mi12:41:081:43:408:2126:14
8:27
#18261
Half
13.11 mi12:46:491:49:218:205:41
8:20
#18244
25K
15.53 mi13:07:432:10:158:2320:54
8:37
#18169
30K
18.64 mi13:35:292:38:018:2927:46
8:56
#17948
20M
20.00 mi13:47:232:49:558:3011:54
8:45
#17755
21M
21.00 mi13:56:382:59:108:329:15
9:15
#17561
35K
21.75 mi14:03:013:05:338:326:23
8:32
#17487
23M
23.00 mi14:14:083:16:408:3311:07
8:53
#17349
24M
24.00 mi14:22:393:25:118:338:31
8:31
#17213
40K
24.85 mi14:29:433:32:158:327:04
8:16
#17021
25.2M
25.20 mi14:32:533:35:258:333:10
9:11
#16942
Finish
26.22 mi14:40:453:43:178:317:52
7:43
#16697
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi187806784678418227(Top 64%)6452(Top 53%)6452(Top 495%)
10K6.21 mi3.10 mi18604+1766677+1076677+10718478(Top 65%)6586(Top 54%)6586(Top 505%)
15K9.32 mi3.11 mi18453+1516597+806597+8018227(Top 64%)6452(Top 53%)6452(Top 495%)
20K12.43 mi3.11 mi18261+1926489+1086489+10817836(Top 63%)6249(Top 51%)6249(Top 480%)
Half13.11 mi0.68 mi18244+176483+66483+618133(Top 64%)6383(Top 52%)6383(Top 490%)
25K15.53 mi2.42 mi18169+756456+276456+2717927(Top 63%)6385(Top 52%)6385(Top 490%)
30K18.64 mi3.11 mi17948+2216371+856371+8517355(Top 61%)6220(Top 51%)6220(Top 477%)
20M20.00 mi1.36 mi17755+1936295+766295+7615441(Top 54%)5291(Top 43%)5291(Top 406%)
21M21.00 mi1.00 mi17561+1946203+926203+9214917(Top 53%)5133(Top 42%)5133(Top 394%)
35K21.75 mi0.75 mi17487+746182+216182+2115705(Top 55%)5623(Top 46%)5623(Top 432%)
23M23.00 mi1.25 mi17349+1386140+426140+4215575(Top 55%)5653(Top 46%)5653(Top 434%)
24M24.00 mi1.00 mi17213+1366084+566084+5614655(Top 52%)5191(Top 42%)5191(Top 398%)
40K24.85 mi0.85 mi17021+1925997+875997+8712013(Top 42%)3934(Top 32%)3934(Top 302%)
25.2M25.20 mi0.35 mi16942+795967+305967+3012927(Top 46%)4485(Top 37%)4485(Top 344%)
Finish26.22 mi1.02 mi16697+2455846+1215846+12110900(Top 38%)3421(Top 28%)3421(Top 263%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18227

Females

6452

F50-54

6452

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

18478

Females

6586

F50-54

6586

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18227

Females

6452

F50-54

6452

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

17836

Females

6249

F50-54

6249

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18133

Females

6383

F50-54

6383

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17927

Females

6385

F50-54

6385

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17355

Females

6220

F50-54

6220

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15441

Females

5291

F50-54

5291

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

14917

Females

5133

F50-54

5133

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

15705

Females

5623

F50-54

5623

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15575

Females

5653

F50-54

5653

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14655

Females

5191

F50-54

5191

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

12013

Females

3934

F50-54

3934

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12927

Females

4485

F50-54

4485

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10900

Females

3421

F50-54

3421

Passing Analysis

Category:
Athletes Passed
2930
Passed By
847
Net Change
+2083
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18780
5K → 10K368192+176#18780#18604
10K → 15K269118+151#18604#18453
15K → 20K28997+192#18453#18261
20K → Half4831+17#18261#18244
Half → 25K203128+75#18244#18169
25K → 30K344123+221#18169#17948
30K → 20M22532+193#17948#17755
20M → 21M21420+194#17755#17561
21M → 35K10632+74#17561#17487
35K → 23M17537+138#17487#17349
23M → 24M15721+136#17349#17213
24M → 40K1975+192#17213#17021
40K → 25.2M856+79#17021#16942
25.2M → Finish2505+245#16942#16697
TOTALS2930847+2083
📊

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing