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BOSTON MARATHON 2025

Thomas Kelly

Bib: 17250•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Masters (Masters Men)
#0 / 10463
Top 37%
Division (M55-59)
#0 / 1648
Top 19%
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
22:49
↑ 97↓ 3451.5%
10K· 6.21 mi
7:23/mi
45:46
↑ 79↓ 1380.4%
15K· 9.32 mi
7:30/mi
1:09:05
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:32:35
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:37:39
↑ 19↓ 370.5%
25K· 15.53 mi
7:32/mi
1:55:54
↑ 66↓ 880.2%
30K· 18.64 mi
7:49/mi
2:20:11
↑ 181↓ 1480.2%
20M
7:44/mi
2:30:41
↑ 64↓ 500.2%
21M
8:15/mi
2:38:56
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:44:34
↑ 17↓ 861.7%
23M
7:46/mi
2:54:18
↑ 23↓ 630.6%
24M
7:37/mi
3:01:55
↓ 821.3%
40K· 24.85 mi
7:48/mi
3:08:35
↓ 200.3%
25.2M
8:27/mi
3:11:30
↑ 13↓ 160.2%
Finish· 26.22 mi
7:31/mi
3:19:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:39
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:0722:497:2122:49
7:21
-
10K
6.21 mi11:36:0445:467:2222:57
7:23
+0:02
15K
9.32 mi11:59:231:09:057:2523:19
7:30
+0:07
20K
12.43 mi12:22:531:32:357:2723:30
7:34
+0:04
Half
13.11 mi12:27:571:37:397:275:04
7:26
-0:08
25K
15.53 mi12:46:121:55:547:2818:15
7:32
+0:06
30K
18.64 mi13:10:292:20:117:3124:17
7:49
+0:17
20M
20.00 mi13:20:592:30:417:3210:30
7:44
-0:05
21M
21.00 mi13:29:142:38:567:348:15
8:15
+0:31
35K
21.75 mi13:34:522:44:347:345:38
7:32
-0:43
23M
23.00 mi13:44:362:54:187:359:44
7:46
+0:14
24M
24.00 mi13:52:133:01:557:357:37
7:37
-0:09
40K
24.85 mi13:58:533:08:357:356:40
7:48
+0:11
25.2M
25.20 mi14:01:483:11:307:362:55
8:27
+0:39
Finish
26.22 mi14:09:283:19:107:367:40
7:31
-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

7:21 /mi

Average Pace

7:36 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:08:00

94% of race

Time at Steady Pace

11:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi11:13:0722:497:2122:49
7:21
#10784
10K
6.21 mi11:36:0445:467:2222:57
7:23
#10908
15K
9.32 mi11:59:231:09:057:2523:19
7:30
#11170
20K
12.43 mi12:22:531:32:357:2723:30
7:34
#11226
Half
13.11 mi12:27:571:37:397:275:04
7:26
#11210
25K
15.53 mi12:46:121:55:547:2818:15
7:32
#10987
30K
18.64 mi13:10:292:20:117:3124:17
7:49
#10763
20M
20.00 mi13:20:592:30:417:3210:30
7:44
#10553
21M
21.00 mi13:29:142:38:567:348:15
8:15
#10416
35K
21.75 mi13:34:522:44:347:345:38
7:32
#10341
23M
23.00 mi13:44:362:54:187:359:44
7:46
#10171
24M
24.00 mi13:52:133:01:557:357:37
7:37
#10056
40K
24.85 mi13:58:533:08:357:356:40
7:48
#9974
25.2M
25.20 mi14:01:483:11:307:362:55
8:27
#9934
Finish
26.22 mi14:09:283:19:107:367:40
7:31
#9877
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi107848575857511786(Top 41%)8960(Top 56%)8960(Top 544%)
10K6.21 mi3.10 mi10908-1248618-438618-4311059(Top 39%)8693(Top 54%)8693(Top 527%)
15K9.32 mi3.11 mi11170-2628739-1218739-12111786(Top 41%)8960(Top 56%)8960(Top 544%)
20K12.43 mi3.11 mi11226-568730+98730+911261(Top 40%)8620(Top 54%)8620(Top 523%)
Half13.11 mi0.68 mi11210+168720+108720+1011030(Top 39%)8546(Top 53%)8546(Top 519%)
25K15.53 mi2.42 mi10987+2238575+1458575+14510180(Top 36%)7975(Top 50%)7975(Top 484%)
30K18.64 mi3.11 mi10763+2248390+1858390+18510068(Top 35%)7722(Top 48%)7722(Top 469%)
20M20.00 mi1.36 mi10553+2108245+1458245+1458543(Top 30%)6761(Top 42%)6761(Top 410%)
21M21.00 mi1.00 mi10416+1378140+1058140+1058881(Top 31%)6759(Top 42%)6759(Top 410%)
35K21.75 mi0.75 mi10341+758078+628078+628828(Top 31%)6759(Top 42%)6759(Top 410%)
23M23.00 mi1.25 mi10171+1707949+1297949+1298397(Top 30%)6393(Top 40%)6393(Top 388%)
24M24.00 mi1.00 mi10056+1157857+927857+928528(Top 30%)6404(Top 40%)6404(Top 389%)
40K24.85 mi0.85 mi9974+827787+707787+708723(Top 31%)6380(Top 40%)6380(Top 387%)
25.2M25.20 mi0.35 mi9934+407751+367751+368528(Top 30%)6213(Top 39%)6213(Top 377%)
Finish26.22 mi1.02 mi9877+577693+587693+589345(Top 33%)6631(Top 41%)6631(Top 402%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

11786

Males

8960

M55-59

8960

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

11059

Males

8693

M55-59

8693

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

11786

Males

8960

M55-59

8960

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11261

Males

8620

M55-59

8620

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11030

Males

8546

M55-59

8546

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10180

Males

7975

M55-59

7975

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

10068

Males

7722

M55-59

7722

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8543

Males

6761

M55-59

6761

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8881

Males

6759

M55-59

6759

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8828

Males

6759

M55-59

6759

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8397

Males

6393

M55-59

6393

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8528

Males

6404

M55-59

6404

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8723

Males

6380

M55-59

6380

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8528

Males

6213

M55-59

6213

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

9345

Males

6631

M55-59

6631

Passing Analysis

Category:
Athletes Passed
2224
Passed By
1317
Net Change
+907
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10784
5K → 10K194318-124#10784#10908
10K → 15K110372-262#10908#11170
15K → 20K154210-56#11170#11226
20K → Half4024+16#11226#11210
Half → 25K27350+223#11210#10987
25K → 30K346122+224#10987#10763
30K → 20M22818+210#10763#10553
20M → 21M17942+137#10553#10416
21M → 35K9520+75#10416#10341
35K → 23M19424+170#10341#10171
23M → 24M13823+115#10171#10056
24M → 40K11735+82#10056#9974
40K → 25.2M5414+40#9974#9934
25.2M → Finish10245+57#9934#9877
TOTALS22241317+907
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing