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BOSTON MARATHON 2025

Bryan Lipiner

Bib: 27978•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
8:13/mi
25:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:37/mi
49:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:56/mi
1:13:51
↑ 67↓ 78
20K· 12.43 mi
8:14/mi
1:39:27
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:44:55
↑ 19↓ 370.5%
25K· 15.53 mi
8:37/mi
2:05:48
↑ 66↓ 880.2%
30K· 18.64 mi
9:50/mi
2:36:22
↑ 181↓ 1480.2%
20M
10:06/mi
2:50:05
↑ 64↓ 500.2%
21M
10:12/mi
3:00:17
↑ 106↓ 241.6%
35K· 21.75 mi
8:52/mi
3:06:55
↑ 17↓ 861.7%
23M
9:38/mi
3:18:59
↑ 23↓ 630.6%
24M
9:21/mi
3:28:20
↓ 821.3%
40K· 24.85 mi
9:39/mi
3:36:35
↓ 200.3%
25.2M
10:41/mi
3:40:16
↑ 13↓ 160.2%
Finish· 26.22 mi
9:22/mi
3:49:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:55
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time2:04:54
Pace9:32 /mi
📊Positive Split: 19.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3025:318:1325:31
8:13
-
10K
6.21 mi12:06:1149:127:5523:41
7:37
-0:36
15K
9.32 mi12:30:501:13:517:5524:39
7:56
+0:19
20K
12.43 mi12:56:261:39:278:0025:36
8:14
+0:18
Half
13.11 mi13:01:541:44:558:005:28
8:01
-0:13
25K
15.53 mi13:22:472:05:488:0620:53
8:37
+0:36
30K
18.64 mi13:53:212:36:228:2330:34
9:50
+1:13
20M
20.00 mi14:07:042:50:058:3013:43
10:06
+0:16
21M
21.00 mi14:17:163:00:178:3510:12
10:12
+0:06
35K
21.75 mi14:23:543:06:558:366:38
8:52
-1:20
23M
23.00 mi14:35:583:18:598:3912:04
9:38
+0:46
24M
24.00 mi14:45:193:28:208:419:21
9:21
-0:17
40K
24.85 mi14:53:343:36:358:438:15
9:39
+0:18
25.2M
25.20 mi14:57:153:40:168:443:41
10:41
+1:02
Finish
26.22 mi15:06:483:49:498:469:33
9:22
-1:19

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

7:37 /mi

Average Pace

8:46 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:26

58% of race

Time at Steady Pace

39:13

17% of race

Time at Slower Pace

58:10

25% of race

Average Pace: 8:46 /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 mi11:42:3025:318:1325:31
8:13
#18190
10K
6.21 mi12:06:1149:127:5523:41
7:37
#15852
15K
9.32 mi12:30:501:13:517:5524:39
7:56
#15703
20K
12.43 mi12:56:261:39:278:0025:36
8:14
#15941
Half
13.11 mi13:01:541:44:558:005:28
8:01
#15941
25K
15.53 mi13:22:472:05:488:0620:53
8:37
#16312
30K
18.64 mi13:53:212:36:228:2330:34
9:50
#17395
20M
20.00 mi14:07:042:50:058:3013:43
10:06
#17808
21M
21.00 mi14:17:163:00:178:3510:12
10:12
#17923
35K
21.75 mi14:23:543:06:558:366:38
8:52
#17886
23M
23.00 mi14:35:583:18:598:3912:04
9:38
#17985
24M
24.00 mi14:45:193:28:208:419:21
9:21
#18029
40K
24.85 mi14:53:343:36:358:438:15
9:39
#18100
25.2M
25.20 mi14:57:153:40:168:443:41
10:41
#18139
Finish
26.22 mi15:06:483:49:498:469:33
9:22
#18282
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18190116811168115515(Top 55%)10606(Top 66%)10606(Top 188%)
10K6.21 mi3.10 mi15852+233810759+92210759+92213227(Top 47%)9681(Top 60%)9681(Top 172%)
15K9.32 mi3.11 mi15703+14910706+5310706+5315515(Top 55%)10606(Top 66%)10606(Top 188%)
20K12.43 mi3.11 mi15941-23810782-7610782-7616558(Top 58%)10991(Top 68%)10991(Top 195%)
Half13.11 mi0.68 mi1594110780+210780+215973(Top 56%)10776(Top 67%)10776(Top 191%)
25K15.53 mi2.42 mi16312-37110917-13710917-13717868(Top 63%)11466(Top 71%)11466(Top 203%)
30K18.64 mi3.11 mi17395-108311288-37111288-37121112(Top 74%)12767(Top 79%)12767(Top 226%)
20M20.00 mi1.36 mi17808-41311438-15011438-15021248(Top 75%)12695(Top 79%)12695(Top 225%)
21M21.00 mi1.00 mi17923-11511484-4611484-4619005(Top 67%)11616(Top 72%)11616(Top 206%)
35K21.75 mi0.75 mi17886+3711456+2811456+2817580(Top 62%)10858(Top 67%)10858(Top 192%)
23M23.00 mi1.25 mi17985-9911448+811448+819216(Top 68%)11541(Top 72%)11541(Top 205%)
24M24.00 mi1.00 mi18029-44114481144819016(Top 67%)11418(Top 71%)11418(Top 202%)
40K24.85 mi0.85 mi18100-7111449-111449-119258(Top 68%)11444(Top 71%)11444(Top 203%)
25.2M25.20 mi0.35 mi18139-3911458-911458-919619(Top 69%)11602(Top 72%)11602(Top 206%)
Finish26.22 mi1.02 mi18282-14311498-4011498-4020656(Top 73%)12128(Top 75%)12128(Top 215%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

15515

Males

10606

M18-39

10606

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13227

Males

9681

M18-39

9681

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

15515

Males

10606

M18-39

10606

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

16558

Males

10991

M18-39

10991

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

15973

Males

10776

M18-39

10776

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17868

Males

11466

M18-39

11466

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

21112

Males

12767

M18-39

12767

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21248

Males

12695

M18-39

12695

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

19005

Males

11616

M18-39

11616

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17580

Males

10858

M18-39

10858

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

19216

Males

11541

M18-39

11541

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

19016

Males

11418

M18-39

11418

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19258

Males

11444

M18-39

11444

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19619

Males

11602

M18-39

11602

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20656

Males

12128

M18-39

12128

Passing Analysis

Category:
Athletes Passed
3335
Passed By
3427
Net Change
-92
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18190
5K → 10K23457+2338#18190#15852
10K → 15K281132+149#15852#15703
15K → 20K132370-238#15703#15941
20K → Half33330#15941#15941
Half → 25K81452-371#15941#16312
25K → 30K461129-1083#16312#17395
30K → 20M44457-413#17395#17808
20M → 21M63178-115#17808#17923
21M → 35K8144+37#17923#17886
35K → 23M78177-99#17886#17985
23M → 24M58102-44#17985#18029
24M → 40K50121-71#18029#18100
40K → 25.2M1857-39#18100#18139
25.2M → Finish25168-143#18139#18282
TOTALS33353427-92
📊

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