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BOSTON MARATHON 2025

Jefferson Austin

Bib: 13179•M

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 40%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 42%
Division (M55-59)
#0 / 1648
Top 25%
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
7:14/mi
22:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:22/mi
45:21
↑ 79↓ 1380.4%
15K· 9.32 mi
7:17/mi
1:07:59
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:30:59
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:36:01
↑ 19↓ 370.5%
25K· 15.53 mi
7:48/mi
1:54:56
↑ 66↓ 880.2%
30K· 18.64 mi
7:41/mi
2:18:49
↑ 181↓ 1480.2%
20M
7:56/mi
2:29:36
↑ 64↓ 500.2%
21M
8:41/mi
2:38:17
↑ 106↓ 241.6%
35K· 21.75 mi
8:09/mi
2:44:23
↑ 17↓ 861.7%
23M
8:34/mi
2:55:07
↑ 23↓ 630.6%
24M
8:16/mi
3:03:23
↓ 821.3%
40K· 24.85 mi
9:11/mi
3:11:14
↓ 200.3%
25.2M
9:43/mi
3:14:35
↑ 13↓ 160.2%
Finish· 26.22 mi
8:58/mi
3:23:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:01
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:47:42
Pace8:13 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2422:287:1422:28
7:14
-
10K
6.21 mi11:14:1745:217:1822:53
7:22
+0:08
15K
9.32 mi11:36:551:07:597:1822:38
7:17
-0:05
20K
12.43 mi11:59:551:30:597:1923:00
7:24
+0:07
Half
13.11 mi12:04:571:36:017:195:02
7:23
-0:01
25K
15.53 mi12:23:521:54:567:2418:55
7:48
+0:25
30K
18.64 mi12:47:452:18:497:2723:53
7:41
-0:07
20M
20.00 mi12:58:322:29:367:2910:47
7:56
+0:15
21M
21.00 mi13:07:132:38:177:328:41
8:41
+0:45
35K
21.75 mi13:13:192:44:237:346:06
8:09
-0:32
23M
23.00 mi13:24:032:55:077:3710:44
8:34
+0:25
24M
24.00 mi13:32:193:03:237:388:16
8:16
-0:18
40K
24.85 mi13:40:103:11:147:427:51
9:11
+0:55
25.2M
25.20 mi13:43:313:14:357:433:21
9:43
+0:32
Finish
26.22 mi13:52:393:23:437:479:08
8:58
-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

7:14 /mi

Average Pace

7:47 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:01

47% of race

Time at Steady Pace

1:07:57

33% of race

Time at Slower Pace

39:45

20% of race

Average Pace: 7:46 /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 mi10:51:2422:287:1422:28
7:14
#9740
10K
6.21 mi11:14:1745:217:1822:53
7:22
#10324
15K
9.32 mi11:36:551:07:597:1822:38
7:17
#10153
20K
12.43 mi11:59:551:30:597:1923:00
7:24
#10056
Half
13.11 mi12:04:571:36:017:195:02
7:23
#10088
25K
15.53 mi12:23:521:54:567:2418:55
7:48
#10440
30K
18.64 mi12:47:452:18:497:2723:53
7:41
#10114
20M
20.00 mi12:58:322:29:367:2910:47
7:56
#10054
21M
21.00 mi13:07:132:38:177:328:41
8:41
#10144
35K
21.75 mi13:13:192:44:237:346:06
8:09
#10252
23M
23.00 mi13:24:032:55:077:3710:44
8:34
#10459
24M
24.00 mi13:32:193:03:237:388:16
8:16
#10555
40K
24.85 mi13:40:103:11:147:427:51
9:11
#10822
25.2M
25.20 mi13:43:313:14:357:433:21
9:43
#10903
Finish
26.22 mi13:52:393:23:437:479:08
8:58
#11244
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi9740802980299876(Top 35%)8018(Top 50%)8018(Top 487%)
10K6.21 mi3.10 mi10324-5848330-3018330-30110866(Top 38%)8600(Top 53%)8600(Top 522%)
15K9.32 mi3.11 mi10153+1718218+1128218+1129876(Top 35%)8018(Top 50%)8018(Top 487%)
20K12.43 mi3.11 mi10056+978133+858133+859928(Top 35%)7978(Top 50%)7978(Top 484%)
Half13.11 mi0.68 mi10088-328150-178150-1710658(Top 38%)8380(Top 52%)8380(Top 508%)
25K15.53 mi2.42 mi10440-3528311-1618311-16112349(Top 43%)9008(Top 56%)9008(Top 547%)
30K18.64 mi3.11 mi10114+3268069+2428069+2429107(Top 32%)7198(Top 45%)7198(Top 437%)
20M20.00 mi1.36 mi10054+608012+578012+5710002(Top 35%)7548(Top 47%)7548(Top 458%)
21M21.00 mi1.00 mi10144-908008+48008+411553(Top 41%)8146(Top 51%)8146(Top 494%)
35K21.75 mi0.75 mi10252-1088039-318039-3113248(Top 47%)8904(Top 55%)8904(Top 540%)
23M23.00 mi1.25 mi10459-2078103-648103-6413725(Top 48%)9026(Top 56%)9026(Top 548%)
24M24.00 mi1.00 mi10555-968111-88111-812990(Top 46%)8637(Top 54%)8637(Top 524%)
40K24.85 mi0.85 mi10822-2678196-858196-8517226(Top 61%)10466(Top 65%)10466(Top 635%)
25.2M25.20 mi0.35 mi10903-818216-208216-2015598(Top 55%)9664(Top 60%)9664(Top 586%)
Finish26.22 mi1.02 mi11244-3418335-1198335-11918817(Top 66%)11266(Top 70%)11266(Top 684%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9876

Males

8018

M55-59

8018

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10866

Males

8600

M55-59

8600

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9876

Males

8018

M55-59

8018

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9928

Males

7978

M55-59

7978

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10658

Males

8380

M55-59

8380

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12349

Males

9008

M55-59

9008

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

9107

Males

7198

M55-59

7198

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

10002

Males

7548

M55-59

7548

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11553

Males

8146

M55-59

8146

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

13248

Males

8904

M55-59

8904

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13725

Males

9026

M55-59

9026

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12990

Males

8637

M55-59

8637

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17226

Males

10466

M55-59

10466

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15598

Males

9664

M55-59

9664

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

18817

Males

11266

M55-59

11266

Passing Analysis

Category:
Athletes Passed
1454
Passed By
2953
Net Change
-1504
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9740
5K → 10K63645-584#9740#10324
10K → 15K25483+171#10324#10153
15K → 20K220122+97#10153#10056
20K → Half2355-32#10056#10088
Half → 25K78430-352#10088#10440
25K → 30K40073+326#10440#10114
30K → 20M14686+60#10114#10054
20M → 21M74163-90#10054#10144
21M → 35K30138-108#10144#10252
35K → 23M63270-207#10252#10459
23M → 24M53149-96#10459#10555
24M → 40K21288-267#10555#10822
40K → 25.2M1798-81#10822#10903
25.2M → Finish12353-341#10903#11244
TOTALS14542953-1504
📊

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