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BOSTON MARATHON 2025

Gabriel Alberts

Bib: 27341•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
9:37/mi
29:53
↑ 97↓ 3451.5%
10K· 6.21 mi
9:46/mi
1:00:14
↑ 79↓ 1380.4%
15K· 9.32 mi
8:58/mi
1:28:04
↑ 67↓ 78
20K· 12.43 mi
9:21/mi
1:57:06
↑ 106↓ 860.1%
Half· 13.11 mi
8:54/mi
2:03:10
↑ 19↓ 370.5%
25K· 15.53 mi
8:58/mi
2:24:55
↑ 66↓ 880.2%
30K· 18.64 mi
9:07/mi
2:53:16
↑ 181↓ 1480.2%
20M
8:58/mi
3:05:27
↑ 64↓ 500.2%
21M
9:07/mi
3:14:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:41/mi
3:21:04
↑ 17↓ 861.7%
23M
8:54/mi
3:32:12
↑ 23↓ 630.6%
24M
9:00/mi
3:41:12
↓ 821.3%
40K· 24.85 mi
8:23/mi
3:48:22
↓ 200.3%
25.2M
9:17/mi
3:51:34
↑ 13↓ 160.2%
Finish· 26.22 mi
8:43/mi
4:00:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:03:10
Pace9:24 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:57:17
Pace8:57 /mi
📊Negative Split: 4.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:3929:539:3729:53
9:37
-
10K
6.21 mi12:17:001:00:149:4230:21
9:46
+0:09
15K
9.32 mi12:44:501:28:049:2727:50
8:58
-0:48
20K
12.43 mi13:13:521:57:069:2529:02
9:21
+0:23
Half
13.11 mi13:19:562:03:109:246:04
8:54
-0:27
25K
15.53 mi13:41:412:24:559:2021:45
8:58
+0:04
30K
18.64 mi14:10:022:53:169:1828:21
9:07
+0:09
20M
20.00 mi14:22:133:05:279:1612:11
8:58
-0:09
21M
21.00 mi14:31:203:14:349:169:07
9:07
+0:09
35K
21.75 mi14:37:503:21:049:156:30
8:41
-0:26
23M
23.00 mi14:48:583:32:129:1411:08
8:54
+0:13
24M
24.00 mi14:57:583:41:129:139:00
9:00
+0:06
40K
24.85 mi15:05:083:48:229:117:10
8:23
-0:37
25.2M
25.20 mi15:08:203:51:349:113:12
9:17
+0:54
Finish
26.22 mi15:17:134:00:279:118:53
8:43
-0:34

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

8:23 /mi

Average Pace

9:11 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:59

62% of race

Time at Steady Pace

1:32:28

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:10 /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 mi11:46:3929:539:3729:53
9:37
#24592
10K
6.21 mi12:17:001:00:149:4230:21
9:46
#24721
15K
9.32 mi12:44:501:28:049:2727:50
8:58
#23899
20K
12.43 mi13:13:521:57:069:2529:02
9:21
#23544
Half
13.11 mi13:19:562:03:109:246:04
8:54
#23426
25K
15.53 mi13:41:412:24:559:2021:45
8:58
#22885
30K
18.64 mi14:10:022:53:169:1828:21
9:07
#22141
20M
20.00 mi14:22:133:05:279:1612:11
8:58
#21765
21M
21.00 mi14:31:203:14:349:169:07
9:07
#21382
35K
21.75 mi14:37:503:21:049:156:30
8:41
#21226
23M
23.00 mi14:48:583:32:129:1411:08
8:54
#20940
24M
24.00 mi14:57:583:41:129:139:00
9:00
#20801
40K
24.85 mi15:05:083:48:229:117:10
8:23
#20571
25.2M
25.20 mi15:08:203:51:349:113:12
9:17
#20491
Finish
26.22 mi15:17:134:00:279:118:53
8:43
#20424
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24592145231452321841(Top 77%)13319(Top 83%)13319(Top 236%)
10K6.21 mi3.10 mi24721-12914584-6114584-6124769(Top 87%)14600(Top 91%)14600(Top 259%)
15K9.32 mi3.11 mi23899+82214216+36814216+36821841(Top 77%)13319(Top 83%)13319(Top 236%)
20K12.43 mi3.11 mi23544+35514053+16314053+16322400(Top 79%)13537(Top 84%)13537(Top 240%)
Half13.11 mi0.68 mi23426+11814008+4514008+4521312(Top 75%)13042(Top 81%)13042(Top 231%)
25K15.53 mi2.42 mi22885+54113743+26513743+26519770(Top 70%)12313(Top 76%)12313(Top 218%)
30K18.64 mi3.11 mi22141+74413379+36413379+36418288(Top 64%)11505(Top 71%)11505(Top 204%)
20M20.00 mi1.36 mi21765+37613200+17913200+17916608(Top 58%)10650(Top 66%)10650(Top 189%)
21M21.00 mi1.00 mi21382+38312999+20112999+20114194(Top 50%)9431(Top 59%)9431(Top 167%)
35K21.75 mi0.75 mi21226+15612912+8712912+8716612(Top 58%)10460(Top 65%)10460(Top 185%)
23M23.00 mi1.25 mi20940+28612752+16012752+16015636(Top 55%)9918(Top 62%)9918(Top 176%)
24M24.00 mi1.00 mi20801+13912677+7512677+7517365(Top 61%)10642(Top 66%)10642(Top 189%)
40K24.85 mi0.85 mi20571+23012555+12212555+12212687(Top 45%)8393(Top 52%)8393(Top 149%)
25.2M25.20 mi0.35 mi20491+8012513+4212513+4213346(Top 47%)8652(Top 54%)8652(Top 153%)
Finish26.22 mi1.02 mi20424+6712467+4612467+4617575(Top 62%)10678(Top 66%)10678(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

21841

Males

13319

M18-39

13319

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

24769

Males

14600

M18-39

14600

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

21841

Males

13319

M18-39

13319

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22400

Males

13537

M18-39

13537

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21312

Males

13042

M18-39

13042

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19770

Males

12313

M18-39

12313

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18288

Males

11505

M18-39

11505

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

16608

Males

10650

M18-39

10650

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14194

Males

9431

M18-39

9431

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

16612

Males

10460

M18-39

10460

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15636

Males

9918

M18-39

9918

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17365

Males

10642

M18-39

10642

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12687

Males

8393

M18-39

8393

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13346

Males

8652

M18-39

8652

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

17575

Males

10678

M18-39

10678

Passing Analysis

Category:
Athletes Passed
4516
Passed By
348
Net Change
+4168
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24592
5K → 10K156285-129#24592#24721
10K → 15K8231+822#24721#23899
15K → 20K37217+355#23899#23544
20K → Half1191+118#23544#23426
Half → 25K5432+541#23426#22885
25K → 30K7451+744#22885#22141
30K → 20M3760+376#22141#21765
20M → 21M3830+383#21765#21382
21M → 35K1593+156#21382#21226
35K → 23M2871+286#21226#20940
23M → 24M1478+139#20940#20801
24M → 40K2311+230#20801#20571
40K → 25.2M855+80#20571#20491
25.2M → Finish9023+67#20491#20424
TOTALS4516348+4168
📊

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