Boston Marathon logo
BOSTON MARATHON 2025

Vamshidhar Chamala

Bib: 13224•M

TX

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 32%
Gender (Male)
#0 / 16105
Top 45%
Masters (Masters Men)
#0 / 10463
Top 33%
Division (M50-54)
#0 / 1996
Top 33%
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
7:31/mi
23:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:27/mi
46:31
↑ 79↓ 1380.4%
15K· 9.32 mi
7:26/mi
1:09:36
↑ 67↓ 78
20K· 12.43 mi
7:27/mi
1:32:46
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:37:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:55:39
↑ 66↓ 880.2%
30K· 18.64 mi
7:43/mi
2:19:39
↑ 181↓ 1480.2%
20M
7:43/mi
2:30:08
↑ 64↓ 500.2%
21M
8:09/mi
2:38:17
↑ 106↓ 241.6%
35K· 21.75 mi
7:22/mi
2:43:48
↑ 17↓ 861.7%
23M
7:29/mi
2:53:10
↑ 23↓ 630.6%
24M
7:23/mi
3:00:33
↓ 821.3%
40K· 24.85 mi
7:22/mi
3:06:51
↓ 200.3%
25.2M
8:01/mi
3:09:37
↑ 13↓ 160.2%
Finish· 26.22 mi
7:03/mi
3:16:48
↑ 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
Time1:37:46
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:39:02
Pace7:33 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5723:217:3123:21
7:31
-
10K
6.21 mi11:16:0746:317:2923:10
7:27
-0:04
15K
9.32 mi11:39:121:09:367:2823:05
7:26
-0:01
20K
12.43 mi12:02:221:32:467:2823:10
7:27
+0:01
Half
13.11 mi12:07:221:37:467:275:00
7:20
-0:07
25K
15.53 mi12:25:151:55:397:2717:53
7:23
+0:03
30K
18.64 mi12:49:152:19:397:2924:00
7:43
+0:20
20M
20.00 mi12:59:442:30:087:3010:29
7:43
0:00
21M
21.00 mi13:07:532:38:177:328:09
8:09
+0:26
35K
21.75 mi13:13:242:43:487:325:31
7:22
-0:47
23M
23.00 mi13:22:462:53:107:329:22
7:29
+0:07
24M
24.00 mi13:30:093:00:337:317:23
7:23
-0:06
40K
24.85 mi13:36:273:06:517:316:18
7:22
-0:01
25.2M
25.20 mi13:39:133:09:377:312:46
8:01
+0:39
Finish
26.22 mi13:46:243:16:487:317:11
7:03
-0:58

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

7:03 /mi

Average Pace

7:31 /mi

Slowest Pace

8:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:53

94% of race

Time at Steady Pace

10:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:30 /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 mi10:52:5723:217:3123:21
7:31
#12371
10K
6.21 mi11:16:0746:317:2923:10
7:27
#12004
15K
9.32 mi11:39:121:09:367:2823:05
7:26
#11681
20K
12.43 mi12:02:221:32:467:2823:10
7:27
#11352
Half
13.11 mi12:07:221:37:467:275:00
7:20
#11287
25K
15.53 mi12:25:151:55:397:2717:53
7:23
#10841
30K
18.64 mi12:49:152:19:397:2924:00
7:43
#10503
20M
20.00 mi12:59:442:30:087:3010:29
7:43
#10303
21M
21.00 mi13:07:532:38:177:328:09
8:09
#10141
35K
21.75 mi13:13:242:43:487:325:31
7:22
#10014
23M
23.00 mi13:22:462:53:107:329:22
7:29
#9745
24M
24.00 mi13:30:093:00:337:317:23
7:23
#9580
40K
24.85 mi13:36:273:06:517:316:18
7:22
#9395
25.2M
25.20 mi13:39:133:09:377:312:46
8:01
#9296
Finish
26.22 mi13:46:243:16:487:317:11
7:03
#9125
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi123719335933511131(Top 39%)8661(Top 54%)8661(Top 434%)
10K6.21 mi3.10 mi12004+3679153+1829153+18211669(Top 41%)8985(Top 56%)8985(Top 450%)
15K9.32 mi3.11 mi11681+3238987+1668987+16611131(Top 39%)8661(Top 54%)8661(Top 434%)
20K12.43 mi3.11 mi11352+3298791+1968791+19610369(Top 37%)8201(Top 51%)8201(Top 411%)
Half13.11 mi0.68 mi11287+658759+328759+3210183(Top 36%)8099(Top 50%)8099(Top 406%)
25K15.53 mi2.42 mi10841+4468506+2538506+2538949(Top 32%)7308(Top 45%)7308(Top 366%)
30K18.64 mi3.11 mi10503+3388266+2408266+2409352(Top 33%)7343(Top 46%)7343(Top 368%)
20M20.00 mi1.36 mi10303+2008126+1408126+1408439(Top 30%)6694(Top 42%)6694(Top 335%)
21M21.00 mi1.00 mi10141+1628005+1218005+1218253(Top 29%)6404(Top 40%)6404(Top 321%)
35K21.75 mi0.75 mi10014+1277912+937912+937722(Top 27%)6139(Top 38%)6139(Top 308%)
23M23.00 mi1.25 mi9745+2697741+1717741+1716531(Top 23%)5316(Top 33%)5316(Top 266%)
24M24.00 mi1.00 mi9580+1657617+1247617+1246950(Top 24%)5503(Top 34%)5503(Top 276%)
40K24.85 mi0.85 mi9395+1857485+1327485+1326023(Top 21%)4869(Top 30%)4869(Top 244%)
25.2M25.20 mi0.35 mi9296+997412+737412+736084(Top 21%)4810(Top 30%)4810(Top 241%)
Finish26.22 mi1.02 mi9125+1717281+1317281+1316068(Top 21%)4776(Top 30%)4776(Top 239%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

11131

Males

8661

M50-54

8661

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

11669

Males

8985

M50-54

8985

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

11131

Males

8661

M50-54

8661

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

10369

Males

8201

M50-54

8201

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

10183

Males

8099

M50-54

8099

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8949

Males

7308

M50-54

7308

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9352

Males

7343

M50-54

7343

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8439

Males

6694

M50-54

6694

20M→21M

20.0 - 21.0 mi

Top 29%
×8story building
+106ft-24ft

Overall

8253

Males

6404

M50-54

6404

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7722

Males

6139

M50-54

6139

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6531

Males

5316

M50-54

5316

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6950

Males

5503

M50-54

5503

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

6023

Males

4869

M50-54

4869

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

6084

Males

4810

M50-54

4810

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

6068

Males

4776

M50-54

4776

Passing Analysis

Category:
Athletes Passed
3661*
Passed By
415
Net Change
+3246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12371
5K → 10K488121+367#12371#12004
10K → 15K37956+323#12004#11681
15K → 20K37546+329#11681#11352
20K → Half738+65#11352#11287
Half → 25K4559+446#11287#10841
25K → 30K41173+338#10841#10503
30K → 20M22626+200#10503#10303
20M → 21M18826+162#10303#10141
21M → 35K1358+127#10141#10014
35K → 23M275*6+269#10014#9745
23M → 24M18318+165#9745#9580
24M → 40K1872+185#9580#9395
40K → 25.2M1012+99#9395#9296
25.2M → Finish18514+171#9296#9125
TOTALS3661*415+3246

* 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