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BOSTON MARATHON 2025

Geoff Sirhal

Bib: 12867•M

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 26%
Gender (Male)
#0 / 16105
Top 39%
Masters (Masters Men)
#0 / 10463
Top 26%
Division (M45-49)
#0 / 2386
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:41
Rank: #10356
Start → 5K
22:41 | 7:18/mi
10K· 6.21 mi
45:20
Rank: #10294 (+62)
5K → 10K
22:39 | 7:17/mi
15K· 9.32 mi
1:07:47
Rank: #9961 (+333)
10K → 15K
22:27 | 7:14/mi
20K· 12.43 mi
1:30:04
Rank: #9392 (+569)
15K → 20K
22:17 | 7:10/mi
Half· 13.11 mi
1:34:53
Rank: #9321 (+71)
20K → Half
4:49 | 7:04/mi
25K· 15.53 mi
1:52:30
Rank: #9041 (+280)
Half → 25K
17:37 | 7:16/mi
30K· 18.64 mi
2:15:21
Rank: #8520 (+521)
25K → 30K
22:51 | 7:21/mi
20M
2:25:30
Rank: #8334 (+186)
30K → 20M
10:09 | 7:28/mi
21M
2:33:16
Rank: #8117 (+217)
20M → 21M
7:46 | 7:46/mi
35K· 21.75 mi
2:38:38
Rank: #8014 (+103)
21M → 35K
5:22 | 7:10/mi
23M
2:47:57
Rank: #7825 (+189)
35K → 23M
9:19 | 7:26/mi
24M
2:55:17
Rank: #7742 (+83)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:01:31
Rank: #7608 (+134)
24M → 40K
6:14 | 7:17/mi
25.2M
3:04:17
Rank: #7561 (+47)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:11:28
Rank: #7461 (+100)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:53
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:36:35
Pace7:22 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0222:417:1822:41
7:18
-
10K
6.21 mi11:12:4145:207:1822:39
7:17
-0:01
15K
9.32 mi11:35:081:07:477:1622:27
7:14
-0:03
20K
12.43 mi11:57:251:30:047:1522:17
7:10
-0:04
Half
13.11 mi12:02:141:34:537:144:49
7:04
-0:06
25K
15.53 mi12:19:511:52:307:1517:37
7:16
+0:12
30K
18.64 mi12:42:422:15:217:1622:51
7:21
+0:05
20M
20.00 mi12:52:512:25:307:1610:09
7:28
+0:07
21M
21.00 mi13:00:372:33:167:187:46
7:46
+0:18
35K
21.75 mi13:05:592:38:387:185:22
7:10
-0:36
23M
23.00 mi13:15:182:47:577:189:19
7:26
+0:16
24M
24.00 mi13:22:382:55:177:187:20
7:20
-0:06
40K
24.85 mi13:28:523:01:317:186:14
7:17
-0:03
25.2M
25.20 mi13:31:383:04:177:192:46
8:01
+0:44
Finish
26.22 mi13:38:493:11:287:187:11
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

7:18 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:56

94% of race

Time at Steady Pace

10:32

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:18 /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 mi10:50:0222:417:1822:41
7:18
#10356
10K
6.21 mi11:12:4145:207:1822:39
7:17
#10294
15K
9.32 mi11:35:081:07:477:1622:27
7:14
#9961
20K
12.43 mi11:57:251:30:047:1522:17
7:10
#9392
Half
13.11 mi12:02:141:34:537:144:49
7:04
#9321
25K
15.53 mi12:19:511:52:307:1517:37
7:16
#9041
30K
18.64 mi12:42:422:15:217:1622:51
7:21
#8520
20M
20.00 mi12:52:512:25:307:1610:09
7:28
#8334
21M
21.00 mi13:00:372:33:167:187:46
7:46
#8117
35K
21.75 mi13:05:592:38:387:185:22
7:10
#8014
23M
23.00 mi13:15:182:47:577:189:19
7:26
#7825
24M
24.00 mi13:22:382:55:177:187:20
7:20
#7742
40K
24.85 mi13:28:523:01:317:186:14
7:17
#7608
25.2M
25.20 mi13:31:383:04:177:192:46
8:01
#7561
Finish
26.22 mi13:38:493:11:287:187:11
7:03
#7461
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi10356835983599319(Top 33%)7717(Top 48%)7717(Top 323%)
10K6.21 mi3.10 mi10294+628312+478312+4710254(Top 36%)8282(Top 51%)8282(Top 347%)
15K9.32 mi3.11 mi9961+3338109+2038109+2039319(Top 33%)7717(Top 48%)7717(Top 323%)
20K12.43 mi3.11 mi9392+5697770+3397770+3397972(Top 28%)6855(Top 43%)6855(Top 287%)
Half13.11 mi0.68 mi9321+717734+367734+367944(Top 28%)6845(Top 43%)6845(Top 287%)
25K15.53 mi2.42 mi9041+2807547+1877547+1878089(Top 28%)6814(Top 42%)6814(Top 286%)
30K18.64 mi3.11 mi8520+5217190+3577190+3576776(Top 24%)5834(Top 36%)5834(Top 245%)
20M20.00 mi1.36 mi8334+1867050+1407050+1406788(Top 24%)5700(Top 35%)5700(Top 239%)
21M21.00 mi1.00 mi8117+2176877+1736877+1735985(Top 21%)5056(Top 31%)5056(Top 212%)
35K21.75 mi0.75 mi8014+1036791+866791+866419(Top 23%)5333(Top 33%)5333(Top 224%)
23M23.00 mi1.25 mi7825+1896627+1646627+1646278(Top 22%)5135(Top 32%)5135(Top 215%)
24M24.00 mi1.00 mi7742+836546+816546+816589(Top 23%)5283(Top 33%)5283(Top 221%)
40K24.85 mi0.85 mi7608+1346425+1216425+1215584(Top 20%)4603(Top 29%)4603(Top 193%)
25.2M25.20 mi0.35 mi7561+476376+496376+496011(Top 21%)4737(Top 29%)4737(Top 199%)
Finish26.22 mi1.02 mi7461+1006282+946282+946039(Top 21%)4747(Top 29%)4747(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

9319

Males

7717

M45-49

7717

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10254

Males

8282

M45-49

8282

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

9319

Males

7717

M45-49

7717

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7972

Males

6855

M45-49

6855

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7944

Males

6845

M45-49

6845

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

8089

Males

6814

M45-49

6814

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6776

Males

5834

M45-49

5834

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6788

Males

5700

M45-49

5700

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5985

Males

5056

M45-49

5056

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6419

Males

5333

M45-49

5333

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6278

Males

5135

M45-49

5135

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6589

Males

5283

M45-49

5283

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5584

Males

4603

M45-49

4603

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

6011

Males

4737

M45-49

4737

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

6039

Males

4747

M45-49

4747

Passing Analysis

Category:
Athletes Passed
3359*
Passed By
464
Net Change
+2895
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10356
5K → 10K290228+62#10356#10294
10K → 15K379*46+333#10294#9961
15K → 20K5778+569#9961#9392
20K → Half754+71#9392#9321
Half → 25K31030+280#9321#9041
25K → 30K54322+521#9041#8520
30K → 20M20418+186#8520#8334
20M → 21M2269+217#8334#8117
21M → 35K11714+103#8117#8014
35K → 23M20112+189#8014#7825
23M → 24M11431+83#7825#7742
24M → 40K14511+134#7742#7608
40K → 25.2M5912+47#7608#7561
25.2M → Finish11919+100#7561#7461
TOTALS3359*464+2895

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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