Boston Marathon logo
BOSTON MARATHON 2025

Harry Huang

Bib: 14884•M

PA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
Masters (Masters Men)
#0 / 10463
Top 19%
Division (M55-59)
#0 / 1648
Top 5%
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
7:21/mi
22:51
↑ 97↓ 3451.5%
10K· 6.21 mi
7:05/mi
44:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:05/mi
1:06:50
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:28:53
↑ 106↓ 860.1%
Half· 13.11 mi
6:55/mi
1:33:36
↑ 19↓ 370.5%
25K· 15.53 mi
7:00/mi
1:50:35
↑ 66↓ 880.2%
30K· 18.64 mi
7:15/mi
2:13:05
↑ 181↓ 1480.2%
20M
7:15/mi
2:22:56
↑ 64↓ 500.2%
21M
7:30/mi
2:30:26
↑ 106↓ 241.6%
35K· 21.75 mi
6:42/mi
2:35:27
↑ 17↓ 861.7%
23M
7:05/mi
2:44:19
↑ 23↓ 630.6%
24M
6:38/mi
2:50:57
↓ 821.3%
40K· 24.85 mi
6:49/mi
2:56:47
↓ 200.3%
25.2M
7:27/mi
2:59:21
↑ 13↓ 160.2%
Finish· 26.22 mi
6:30/mi
3:05:58
↑ 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 Half
Distance13.11 mi
Time1:33:36
Pace7:08 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:32:22
Pace7:03 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2222:517:2122:51
7:21
-
10K
6.21 mi11:15:2244:517:1322:00
7:05
-0:16
15K
9.32 mi11:37:211:06:507:1021:59
7:05
0:00
20K
12.43 mi11:59:241:28:537:0922:03
7:06
+0:01
Half
13.11 mi12:04:071:33:367:084:43
6:55
-0:11
25K
15.53 mi12:21:061:50:357:0716:59
7:00
+0:05
30K
18.64 mi12:43:362:13:057:0822:30
7:15
+0:15
20M
20.00 mi12:53:272:22:567:099:51
7:15
0:00
21M
21.00 mi13:00:572:30:267:107:30
7:30
+0:15
35K
21.75 mi13:05:582:35:277:095:01
6:42
-0:48
23M
23.00 mi13:14:502:44:197:098:52
7:05
+0:23
24M
24.00 mi13:21:282:50:577:076:38
6:38
-0:27
40K
24.85 mi13:27:182:56:477:075:50
6:49
+0:11
25.2M
25.20 mi13:29:522:59:217:072:34
7:27
+0:38
Finish
26.22 mi13:36:293:05:587:066:37
6:30
-0:57

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

6:30 /mi

Average Pace

7:06 /mi

Slowest Pace

7:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:42

65% of race

Time at Steady Pace

1:05:16

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:06 /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 mi10:53:2222:517:2122:51
7:21
#10874
10K
6.21 mi11:15:2244:517:1322:00
7:05
#9597
15K
9.32 mi11:37:211:06:507:1021:59
7:05
#9064
20K
12.43 mi11:59:241:28:537:0922:03
7:06
#8561
Half
13.11 mi12:04:071:33:367:084:43
6:55
#8448
25K
15.53 mi12:21:061:50:357:0716:59
7:00
#8062
30K
18.64 mi12:43:362:13:057:0822:30
7:15
#7607
20M
20.00 mi12:53:272:22:567:099:51
7:15
#7372
21M
21.00 mi13:00:572:30:267:107:30
7:30
#7150
35K
21.75 mi13:05:582:35:277:095:01
6:42
#6986
23M
23.00 mi13:14:502:44:197:098:52
7:05
#6700
24M
24.00 mi13:21:282:50:577:076:38
6:38
#6449
40K
24.85 mi13:27:182:56:477:075:50
6:49
#6273
25.2M
25.20 mi13:29:522:59:217:072:34
7:27
#6190
Finish
26.22 mi13:36:293:05:587:066:37
6:30
#5972
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi10874862686268147(Top 29%)7028(Top 44%)7028(Top 426%)
10K6.21 mi3.10 mi9597+12777958+6687958+6688495(Top 30%)7288(Top 45%)7288(Top 442%)
15K9.32 mi3.11 mi9064+5337616+3427616+3428147(Top 29%)7028(Top 44%)7028(Top 426%)
20K12.43 mi3.11 mi8561+5037298+3187298+3187480(Top 26%)6538(Top 41%)6538(Top 397%)
Half13.11 mi0.68 mi8448+1137223+757223+756920(Top 24%)6140(Top 38%)6140(Top 373%)
25K15.53 mi2.42 mi8062+3866965+2586965+2586347(Top 22%)5649(Top 35%)5649(Top 343%)
30K18.64 mi3.11 mi7607+4556630+3356630+3356121(Top 22%)5397(Top 34%)5397(Top 327%)
20M20.00 mi1.36 mi7372+2356440+1906440+1905470(Top 19%)4820(Top 30%)4820(Top 292%)
21M21.00 mi1.00 mi7150+2226250+1906250+1904605(Top 16%)4075(Top 25%)4075(Top 247%)
35K21.75 mi0.75 mi6986+1646129+1216129+1213539(Top 12%)3212(Top 20%)3212(Top 195%)
23M23.00 mi1.25 mi6700+2865886+2435886+2434232(Top 15%)3761(Top 23%)3761(Top 228%)
24M24.00 mi1.00 mi6449+2515693+1935693+1932646(Top 9%)2429(Top 15%)2429(Top 147%)
40K24.85 mi0.85 mi6273+1765545+1485545+1482963(Top 10%)2672(Top 17%)2672(Top 162%)
25.2M25.20 mi0.35 mi6190+835474+715474+713154(Top 11%)2795(Top 17%)2795(Top 170%)
Finish26.22 mi1.02 mi5972+2185300+1745300+1742786(Top 10%)2493(Top 15%)2493(Top 151%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

8147

Males

7028

M55-59

7028

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

8495

Males

7288

M55-59

7288

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

8147

Males

7028

M55-59

7028

15K→20K

9.3 - 12.4 mi

Top 26%
×5story building
+106ft-86ft

Overall

7480

Males

6538

M55-59

6538

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6920

Males

6140

M55-59

6140

Half→25K

13.1 - 15.5 mi

Top 22%
×4story building
+66ft-88ft

Overall

6347

Males

5649

M55-59

5649

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

6121

Males

5397

M55-59

5397

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5470

Males

4820

M55-59

4820

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4605

Males

4075

M55-59

4075

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3539

Males

3212

M55-59

3212

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4232

Males

3761

M55-59

3761

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2646

Males

2429

M55-59

2429

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2963

Males

2672

M55-59

2672

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3154

Males

2795

M55-59

2795

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2786

Males

2493

M55-59

2493

Passing Analysis

Category:
Athletes Passed
4983*
Passed By
81
Net Change
+4902
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10874
5K → 10K1294*17+1277#10874#9597
10K → 15K54714+533#9597#9064
15K → 20K5096+503#9064#8561
20K → Half1174+113#8561#8448
Half → 25K3926+386#8448#8062
25K → 30K47116+455#8062#7607
30K → 20M2438+235#7607#7372
20M → 21M2264+222#7372#7150
21M → 35K1640+164#7150#6986
35K → 23M2904+286#6986#6700
23M → 24M2510+251#6700#6449
24M → 40K1782+176#6449#6273
40K → 25.2M830+83#6273#6190
25.2M → Finish2180+218#6190#5972
TOTALS4983*81+4902

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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