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BOSTON MARATHON 2025

Mark Parrino

Bib: 1313•M

DC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:32
Rank: #2350
Start → 5K
6:17/mi
19:32 split
10K· 6.21 mi
39:06
Rank: #2352 (-2)
5K → 10K
6:18/mi
19:34 split
15K· 9.32 mi
58:44
Rank: #2385 (-33)
10K → 15K
6:19/mi
19:38 split
20K· 12.43 mi
1:18:31
Rank: #2353 (+32)
15K → 20K
6:22/mi
19:47 split
Half· 13.11 mi
1:22:46
Rank: #2335 (+18)
20K → Half
6:14/mi
4:15 split
25K· 15.53 mi
1:38:14
Rank: #2306 (+29)
Half → 25K
6:23/mi
15:28 split
30K· 18.64 mi
1:58:43
Rank: #2278 (+28)
25K → 30K
6:36/mi
20:29 split
20M
2:07:45
Rank: #2250 (+28)
30K → 20M
6:39/mi
9:02 split
21M
2:14:29
Rank: #2170 (+80)
20M → 21M
6:44/mi
6:44 split
35K· 21.75 mi
2:19:13
Rank: #2138 (+32)
21M → 35K
6:20/mi
4:44 split
23M
2:27:24
Rank: #2065 (+73)
35K → 23M
6:32/mi
8:11 split
24M
2:33:41
Rank: #1981 (+84)
23M → 24M
6:17/mi
6:17 split
40K· 24.85 mi
2:39:18
Rank: #1954 (+27)
24M → 40K
6:34/mi
5:37 split
25.2M
2:41:48
Rank: #1950 (+4)
40K → 25.2M
7:15/mi
2:30 split
Finish· 26.22 mi
2:48:25
Rank: #1954 (-4)
25.2M → Finish
6:30/mi
6:37 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:46
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:25:39
Pace6:32 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5719:326:1719:32
6:17
-
10K
6.21 mi10:39:3139:066:1819:34
6:18
+0:01
15K
9.32 mi10:59:0958:446:1819:38
6:19
+0:01
20K
12.43 mi11:18:561:18:316:1919:47
6:22
+0:03
Half
13.11 mi11:23:111:22:466:194:15
6:14
-0:08
25K
15.53 mi11:38:391:38:146:1915:28
6:23
+0:09
30K
18.64 mi11:59:081:58:436:2220:29
6:36
+0:13
20M
20.00 mi12:08:102:07:456:239:02
6:39
+0:03
21M
21.00 mi12:14:542:14:296:246:44
6:44
+0:05
35K
21.75 mi12:19:382:19:136:244:44
6:20
-0:24
23M
23.00 mi12:27:492:27:246:258:11
6:32
+0:12
24M
24.00 mi12:34:062:33:416:246:17
6:17
-0:15
40K
24.85 mi12:39:432:39:186:255:37
6:34
+0:17
25.2M
25.20 mi12:42:132:41:486:252:30
7:15
+0:41
Finish
26.22 mi12:48:502:48:256:266:37
6:30
-0:45

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

6:14 /mi

Average Pace

6:26 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:55

99% of race

Time at Steady Pace

2:30

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:25 /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 mi10:19:5719:326:1719:32
6:17
#2350
10K
6.21 mi10:39:3139:066:1819:34
6:18
#2352
15K
9.32 mi10:59:0958:446:1819:38
6:19
#2385
20K
12.43 mi11:18:561:18:316:1919:47
6:22
#2353
Half
13.11 mi11:23:111:22:466:194:15
6:14
#2335
25K
15.53 mi11:38:391:38:146:1915:28
6:23
#2306
30K
18.64 mi11:59:081:58:436:2220:29
6:36
#2278
20M
20.00 mi12:08:102:07:456:239:02
6:39
#2250
21M
21.00 mi12:14:542:14:296:246:44
6:44
#2170
35K
21.75 mi12:19:382:19:136:244:44
6:20
#2138
23M
23.00 mi12:27:492:27:246:258:11
6:32
#2065
24M
24.00 mi12:34:062:33:416:246:17
6:17
#1981
40K
24.85 mi12:39:432:39:186:255:37
6:34
#1954
25.2M
25.20 mi12:42:132:41:486:252:30
7:15
#1950
Finish
26.22 mi12:48:502:48:256:266:37
6:30
#1954
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2350223922392436(Top 9%)2325(Top 14%)2325(Top 41%)
10K6.21 mi3.10 mi2352-22243-42243-42401(Top 8%)2296(Top 14%)2296(Top 41%)
15K9.32 mi3.11 mi2385-332279-362279-362436(Top 9%)2325(Top 14%)2325(Top 41%)
20K12.43 mi3.11 mi2353+322246+332246+332339(Top 8%)2229(Top 14%)2229(Top 40%)
Half13.11 mi0.68 mi2335+182228+182228+182098(Top 7%)2002(Top 12%)2002(Top 35%)
25K15.53 mi2.42 mi2306+292200+282200+282237(Top 8%)2127(Top 13%)2127(Top 38%)
30K18.64 mi3.11 mi2278+282173+272173+272375(Top 8%)2250(Top 14%)2250(Top 40%)
20M20.00 mi1.36 mi2250+282146+272146+272201(Top 8%)2079(Top 13%)2079(Top 37%)
21M21.00 mi1.00 mi2170+802069+772069+771308(Top 5%)1237(Top 8%)1237(Top 22%)
35K21.75 mi0.75 mi2138+322037+322037+321704(Top 6%)1598(Top 10%)1598(Top 28%)
23M23.00 mi1.25 mi2065+731964+731964+731578(Top 6%)1476(Top 9%)1476(Top 26%)
24M24.00 mi1.00 mi1981+841880+841880+841264(Top 4%)1183(Top 7%)1183(Top 21%)
40K24.85 mi0.85 mi1954+271852+281852+281843(Top 6%)1697(Top 11%)1697(Top 30%)
25.2M25.20 mi0.35 mi1950+41848+41848+42284(Top 8%)2037(Top 13%)2037(Top 36%)
Finish26.22 mi1.02 mi1954-41851-31851-32759(Top 10%)2466(Top 15%)2466(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21story building
+97ft-345ft

Overall

2436

Males

2325

M18-39

2325

5K→10K

3.1 - 6.2 mi

Top 8%
×5story building
+79ft-138ft

Overall

2401

Males

2296

M18-39

2296

10K→15K

6.2 - 9.3 mi

Top 9%
×3story building
+67ft-78ft

Overall

2436

Males

2325

M18-39

2325

15K→20K

9.3 - 12.4 mi

Top 8%
×5story building
+106ft-86ft

Overall

2339

Males

2229

M18-39

2229

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

2098

Males

2002

M18-39

2002

Half→25K

13.1 - 15.5 mi

Top 8%
×4story building
+66ft-88ft

Overall

2237

Males

2127

M18-39

2127

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2375

Males

2250

M18-39

2250

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2201

Males

2079

M18-39

2079

20M→21M

20.0 - 21.0 mi

Top 5%
×8story building
+106ft-24ft

Overall

1308

Males

1237

M18-39

1237

21M→35K

21.0 - 21.8 mi

Top 6%
×7story building
+17ft-86ft

Overall

1704

Males

1598

M18-39

1598

35K→23M

21.8 - 23.0 mi

Top 6%
×5story building
+23ft-63ft

Overall

1578

Males

1476

M18-39

1476

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

1264

Males

1183

M18-39

1183

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1843

Males

1697

M18-39

1697

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2284

Males

2037

M18-39

2037

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2759

Males

2466

M18-39

2466

Passing Analysis

Category:
Athletes Passed
876
Passed By
480
Net Change
+396
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2350
5K → 10K105107-2#2350#2352
10K → 15K74107-33#2352#2385
15K → 20K8452+32#2385#2353
20K → Half202+18#2353#2335
Half → 25K7142+29#2335#2306
25K → 30K10072+28#2306#2278
30K → 20M4921+28#2278#2250
20M → 21M855+80#2250#2170
21M → 35K419+32#2170#2138
35K → 23M796+73#2138#2065
23M → 24M873+84#2065#1981
24M → 40K369+27#1981#1954
40K → 25.2M1410+4#1954#1950
25.2M → Finish3135-4#1950#1954
TOTALS876480+396
📊

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