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BOSTON MARATHON 2025

Blaine Sullivan

Bib: 2159•M

LA

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

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
19:18
Rank: #1925
Start → 5K
19:18 | 6:13/mi
10K· 6.21 mi
39:00
Rank: #2262 (-337)
5K → 10K
19:42 | 6:20/mi
15K· 9.32 mi
58:16
Rank: #2105 (+157)
10K → 15K
19:16 | 6:12/mi
20K· 12.43 mi
1:17:32
Rank: #1940 (+165)
15K → 20K
19:16 | 6:12/mi
Half· 13.11 mi
1:21:45
Rank: #1926 (+14)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:36:54
Rank: #1878 (+48)
Half → 25K
15:09 | 6:15/mi
30K· 18.64 mi
1:56:34
Rank: #1724 (+154)
25K → 30K
19:40 | 6:20/mi
20M
2:05:21
Rank: #1677 (+47)
30K → 20M
8:47 | 6:28/mi
21M
2:12:12
Rank: #1651 (+26)
20M → 21M
6:51 | 6:51/mi
35K· 21.75 mi
2:16:53
Rank: #1628 (+23)
21M → 35K
4:41 | 6:16/mi
23M
2:25:25
Rank: #1644 (-16)
35K → 23M
8:32 | 6:49/mi
24M
2:32:10
Rank: #1693 (-49)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:38:14
Rank: #1768 (-75)
24M → 40K
6:04 | 7:06/mi
25.2M
2:40:58
Rank: #1797 (-29)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
2:48:24
Rank: #1947 (-150)
25.2M → Finish
7:26 | 7:18/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:45
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:26:39
Pace6:37 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4919:186:1319:18
6:13
-
10K
6.21 mi10:39:3139:006:1719:42
6:20
+0:07
15K
9.32 mi10:58:4758:166:1519:16
6:12
-0:08
20K
12.43 mi11:18:031:17:326:1419:16
6:12
0:00
Half
13.11 mi11:22:161:21:456:144:13
6:11
-0:01
25K
15.53 mi11:37:251:36:546:1415:09
6:15
+0:04
30K
18.64 mi11:57:051:56:346:1519:40
6:20
+0:05
20M
20.00 mi12:05:522:05:216:168:47
6:28
+0:08
21M
21.00 mi12:12:432:12:126:186:51
6:51
+0:23
35K
21.75 mi12:17:242:16:536:184:41
6:16
-0:35
23M
23.00 mi12:25:562:25:256:198:32
6:49
+0:33
24M
24.00 mi12:32:412:32:106:206:45
6:45
-0:04
40K
24.85 mi12:38:452:38:146:226:04
7:06
+0:21
25.2M
25.20 mi12:41:292:40:586:232:44
7:56
+0:50
Finish
26.22 mi12:48:552:48:246:267:26
7:18
-0:38

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

6:11 /mi

Average Pace

6:26 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:10:02

77% of race

Time at Slower Pace

38:22

23% 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:19:4919:186:1319:18
6:13
#1925
10K
6.21 mi10:39:3139:006:1719:42
6:20
#2262
15K
9.32 mi10:58:4758:166:1519:16
6:12
#2105
20K
12.43 mi11:18:031:17:326:1419:16
6:12
#1940
Half
13.11 mi11:22:161:21:456:144:13
6:11
#1926
25K
15.53 mi11:37:251:36:546:1415:09
6:15
#1878
30K
18.64 mi11:57:051:56:346:1519:40
6:20
#1724
20M
20.00 mi12:05:522:05:216:168:47
6:28
#1677
21M
21.00 mi12:12:432:12:126:186:51
6:51
#1651
35K
21.75 mi12:17:242:16:536:184:41
6:16
#1628
23M
23.00 mi12:25:562:25:256:198:32
6:49
#1644
24M
24.00 mi12:32:412:32:106:206:45
6:45
#1693
40K
24.85 mi12:38:452:38:146:226:04
7:06
#1768
25.2M
25.20 mi12:41:292:40:586:232:44
7:56
#1797
Finish
26.22 mi12:48:552:48:246:267:26
7:18
#1947
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1925183118311871(Top 7%)1782(Top 11%)1782(Top 32%)
10K6.21 mi3.10 mi2262-3372159-3282159-3282666(Top 9%)2540(Top 16%)2540(Top 45%)
15K9.32 mi3.11 mi2105+1572008+1512008+1511871(Top 7%)1782(Top 11%)1782(Top 32%)
20K12.43 mi3.11 mi1940+1651850+1581850+1581591(Top 6%)1511(Top 9%)1511(Top 27%)
Half13.11 mi0.68 mi1926+141837+131837+131862(Top 7%)1775(Top 11%)1775(Top 31%)
25K15.53 mi2.42 mi1878+481789+481789+481640(Top 6%)1560(Top 10%)1560(Top 28%)
30K18.64 mi3.11 mi1724+1541639+1501639+1501305(Top 5%)1232(Top 8%)1232(Top 22%)
20M20.00 mi1.36 mi1677+471592+471592+471487(Top 5%)1405(Top 9%)1405(Top 25%)
21M21.00 mi1.00 mi1651+261565+271565+271695(Top 6%)1599(Top 10%)1599(Top 28%)
35K21.75 mi0.75 mi1628+231543+221543+221454(Top 5%)1378(Top 9%)1378(Top 24%)
23M23.00 mi1.25 mi1644-161556-131556-132756(Top 10%)2530(Top 16%)2530(Top 45%)
24M24.00 mi1.00 mi1693-491603-471603-473193(Top 11%)2873(Top 18%)2873(Top 51%)
40K24.85 mi0.85 mi1768-751674-711674-714396(Top 15%)3764(Top 23%)3764(Top 67%)
25.2M25.20 mi0.35 mi1797-291701-271701-275448(Top 19%)4366(Top 27%)4366(Top 77%)
Finish26.22 mi1.02 mi1947-1501844-1431844-1437678(Top 27%)5707(Top 35%)5707(Top 101%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1871

Males

1782

M18-39

1782

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2666

Males

2540

M18-39

2540

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1871

Males

1782

M18-39

1782

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1591

Males

1511

M18-39

1511

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1862

Males

1775

M18-39

1775

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1640

Males

1560

M18-39

1560

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1305

Males

1232

M18-39

1232

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1487

Males

1405

M18-39

1405

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1695

Males

1599

M18-39

1599

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1454

Males

1378

M18-39

1378

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2756

Males

2530

M18-39

2530

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3193

Males

2873

M18-39

2873

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4396

Males

3764

M18-39

3764

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5448

Males

4366

M18-39

4366

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7678

Males

5707

M18-39

5707

Passing Analysis

Category:
Athletes Passed
837
Passed By
859
Net Change
-22
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1925
5K → 10K25362-337#1925#2262
10K → 15K17114+157#2262#2105
15K → 20K1727+165#2105#1940
20K → Half206+14#1940#1926
Half → 25K6416+48#1926#1878
25K → 30K16612+154#1878#1724
30K → 20M6215+47#1724#1677
20M → 21M5226+26#1677#1651
21M → 35K318+23#1651#1628
35K → 23M3854-16#1628#1644
23M → 24M1766-49#1644#1693
24M → 40K782-75#1693#1768
40K → 25.2M837-29#1768#1797
25.2M → Finish4154-150#1797#1947
TOTALS837859-22
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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