Boston Marathon logo
BOSTON MARATHON 2025

Zhihong Velmer

Bib: 20872•F

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 29%
Masters (Masters Women)
#0 / 6759
Top 14%
Division (F60-64)
#0 / 624
Top 1%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:01
Rank: #11435
Start → 5K
23:01 | 7:25/mi
10K· 6.21 mi
46:13
Rank: #11602 (-167)
5K → 10K
23:12 | 7:28/mi
15K· 9.32 mi
1:09:48
Rank: #11891 (-289)
10K → 15K
23:35 | 7:35/mi
20K· 12.43 mi
1:34:25
Rank: #12472 (-581)
15K → 20K
24:37 | 7:55/mi
Half· 13.11 mi
1:39:43
Rank: #12554 (-82)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
1:59:17
Rank: #12842 (-288)
Half → 25K
19:34 | 8:04/mi
30K· 18.64 mi
2:25:17
Rank: #13029 (-187)
25K → 30K
26:00 | 8:22/mi
20M
2:36:42
Rank: #13015 (+14)
30K → 20M
11:25 | 8:24/mi
21M
2:45:33
Rank: #12956 (+59)
20M → 21M
8:51 | 8:51/mi
35K· 21.75 mi
2:51:44
Rank: #13003 (-47)
21M → 35K
6:11 | 8:16/mi
23M
3:02:11
Rank: #12926 (+77)
35K → 23M
10:27 | 8:21/mi
24M
3:10:14
Rank: #12851 (+75)
23M → 24M
8:03 | 8:03/mi
40K· 24.85 mi
3:17:08
Rank: #12745 (+106)
24M → 40K
6:54 | 8:04/mi
25.2M
3:20:08
Rank: #12687 (+58)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:28:03
Rank: #12601 (+86)
25.2M → Finish
7:55 | 7:46/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
Time1:39:43
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:48:20
Pace8:16 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5223:017:2523:01
7:25
-
10K
6.21 mi11:39:0446:137:2623:12
7:28
+0:03
15K
9.32 mi12:02:391:09:487:2923:35
7:35
+0:07
20K
12.43 mi12:27:161:34:257:3624:37
7:55
+0:20
Half
13.11 mi12:32:341:39:437:365:18
7:46
-0:09
25K
15.53 mi12:52:081:59:177:4119:34
8:04
+0:18
30K
18.64 mi13:18:082:25:177:4826:00
8:22
+0:18
20M
20.00 mi13:29:332:36:427:5011:25
8:24
+0:02
21M
21.00 mi13:38:242:45:337:538:51
8:51
+0:27
35K
21.75 mi13:44:352:51:447:546:11
8:16
-0:35
23M
23.00 mi13:55:023:02:117:5510:27
8:21
+0:05
24M
24.00 mi14:03:053:10:147:568:03
8:03
-0:18
40K
24.85 mi14:09:593:17:087:566:54
8:04
+0:01
25.2M
25.20 mi14:12:593:20:087:573:00
8:42
+0:38
Finish
26.22 mi14:20:543:28:037:567:55
7:46
-0:56

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

7:25 /mi

Average Pace

7:56 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:09

68% of race

Time at Steady Pace

57:03

27% of race

Time at Slower Pace

8:51

4% of race

Average Pace: 7:56 /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 mi11:15:5223:017:2523:01
7:25
#11435
10K
6.21 mi11:39:0446:137:2623:12
7:28
#11602
15K
9.32 mi12:02:391:09:487:2923:35
7:35
#11891
20K
12.43 mi12:27:161:34:257:3624:37
7:55
#12472
Half
13.11 mi12:32:341:39:437:365:18
7:46
#12554
25K
15.53 mi12:52:081:59:177:4119:34
8:04
#12842
30K
18.64 mi13:18:082:25:177:4826:00
8:22
#13029
20M
20.00 mi13:29:332:36:427:5011:25
8:24
#13015
21M
21.00 mi13:38:242:45:337:538:51
8:51
#12956
35K
21.75 mi13:44:352:51:447:546:11
8:16
#13003
23M
23.00 mi13:55:023:02:117:5510:27
8:21
#12926
24M
24.00 mi14:03:053:10:147:568:03
8:03
#12851
40K
24.85 mi14:09:593:17:087:566:54
8:04
#12745
25.2M
25.20 mi14:12:593:20:087:573:00
8:42
#12687
Finish
26.22 mi14:20:543:28:037:567:55
7:46
#12601
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi114352504250412538(Top 44%)3185(Top 26%)3185(Top 510%)
10K6.21 mi3.10 mi11602-1672606-1022606-10211802(Top 42%)2716(Top 22%)2716(Top 435%)
15K9.32 mi3.11 mi11891-2892762-1562762-15612538(Top 44%)3185(Top 26%)3185(Top 510%)
20K12.43 mi3.11 mi12472-5813133-3713133-37114306(Top 50%)4249(Top 35%)4249(Top 681%)
Half13.11 mi0.68 mi12554-823181-483181-4814024(Top 49%)4057(Top 33%)4057(Top 650%)
25K15.53 mi2.42 mi12842-2883385-2043385-20414430(Top 51%)4439(Top 36%)4439(Top 711%)
30K18.64 mi3.11 mi13029-1873571-1863571-18613949(Top 49%)4335(Top 35%)4335(Top 695%)
20M20.00 mi1.36 mi13015+143588-173588-1713171(Top 46%)4063(Top 33%)4063(Top 651%)
21M21.00 mi1.00 mi12956+593587+13587+112629(Top 44%)3939(Top 32%)3939(Top 631%)
35K21.75 mi0.75 mi13003-473624-373624-3714049(Top 49%)4685(Top 38%)4685(Top 751%)
23M23.00 mi1.25 mi12926+773622+23622+212330(Top 43%)3913(Top 32%)3913(Top 627%)
24M24.00 mi1.00 mi12851+753617+53617+511614(Top 41%)3629(Top 30%)3629(Top 582%)
40K24.85 mi0.85 mi12745+1063586+313586+3110700(Top 38%)3269(Top 27%)3269(Top 524%)
25.2M25.20 mi0.35 mi12687+583568+183568+1810103(Top 36%)3090(Top 25%)3090(Top 495%)
Finish26.22 mi1.02 mi12601+863551+173551+1711243(Top 40%)3579(Top 29%)3579(Top 574%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

12538

Females

3185

F60-64

3185

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11802

Females

2716

F60-64

2716

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

12538

Females

3185

F60-64

3185

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

14306

Females

4249

F60-64

4249

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

14024

Females

4057

F60-64

4057

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

14430

Females

4439

F60-64

4439

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13949

Females

4335

F60-64

4335

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

13171

Females

4063

F60-64

4063

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

12629

Females

3939

F60-64

3939

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

14049

Females

4685

F60-64

4685

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

12330

Females

3913

F60-64

3913

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

11614

Females

3629

F60-64

3629

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10700

Females

3269

F60-64

3269

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10103

Females

3090

F60-64

3090

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

11243

Females

3579

F60-64

3579

Passing Analysis

Category:
Athletes Passed
1488
Passed By
2654
Net Change
-1166
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11435
5K → 10K175342-167#11435#11602
10K → 15K89378-289#11602#11891
15K → 20K75656-581#11891#12472
20K → Half991-82#12472#12554
Half → 25K95383-288#12554#12842
25K → 30K183370-187#12842#13029
30K → 20M126112+14#13029#13015
20M → 21M12566+59#13015#12956
21M → 35K3986-47#12956#13003
35K → 23M14366+77#13003#12926
23M → 24M11237+75#12926#12851
24M → 40K13529+106#12851#12745
40K → 25.2M657+58#12745#12687
25.2M → Finish11731+86#12687#12601
TOTALS14882654-1166
📊

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