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BOSTON MARATHON 2025

Brandon Southall

Bib: 8757•M

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 22%
Masters (Masters Men)
#0 / 10463
Top 9%
Division (M40-44)
#0 / 2247
Top 24%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:32
Rank: #2365
Start → 5K
19:32 | 6:17/mi
10K· 6.21 mi
39:05
Rank: #2339 (+26)
5K → 10K
19:33 | 6:18/mi
15K· 9.32 mi
58:46
Rank: #2410 (-71)
10K → 15K
19:41 | 6:20/mi
20K· 12.43 mi
1:18:45
Rank: #2467 (-57)
15K → 20K
19:59 | 6:26/mi
Half· 13.11 mi
1:23:02
Rank: #2458 (+9)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:41:03
Rank: #3413 (-955)
Half → 25K
18:01 | 7:26/mi
30K· 18.64 mi
2:02:47
Rank: #3579 (-166)
25K → 30K
21:44 | 7:00/mi
20M
2:12:21
Rank: #3587 (-8)
30K → 20M
9:34 | 7:02/mi
21M
2:19:50
Rank: #3605 (-18)
20M → 21M
7:29 | 7:29/mi
35K· 21.75 mi
2:25:01
Rank: #3619 (-14)
21M → 35K
5:11 | 6:56/mi
23M
2:34:03
Rank: #3659 (-40)
35K → 23M
9:02 | 7:13/mi
24M
2:41:14
Rank: #3738 (-79)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:47:22
Rank: #3761 (-23)
24M → 40K
6:08 | 7:10/mi
25.2M
2:50:07
Rank: #3781 (-20)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
2:57:08
Rank: #3773 (+8)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:02
Pace6:20 /mi
2nd Half
Distance13.11 mi
Time1:34:06
Pace7:11 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:44:3919:326:1719:32
6:17
-
10K
6.21 mi11:04:1239:056:1719:33
6:18
+0:01
15K
9.32 mi11:23:5358:466:1819:41
6:20
+0:02
20K
12.43 mi11:43:521:18:456:2019:59
6:26
+0:06
Half
13.11 mi11:48:091:23:026:204:17
6:17
-0:09
25K
15.53 mi12:06:101:41:036:3018:01
7:26
+1:09
30K
18.64 mi12:27:542:02:476:3521:44
7:00
-0:26
20M
20.00 mi12:37:282:12:216:379:34
7:02
+0:02
21M
21.00 mi12:44:572:19:506:407:29
7:29
+0:27
35K
21.75 mi12:50:082:25:016:405:11
6:56
-0:33
23M
23.00 mi12:59:102:34:036:429:02
7:13
+0:17
24M
24.00 mi13:06:212:41:146:437:11
7:11
-0:02
40K
24.85 mi13:12:292:47:226:446:08
7:10
-0:01
25.2M
25.20 mi13:15:142:50:076:452:45
7:58
+0:48
Finish
26.22 mi13:22:152:57:086:467:01
6:53
-1:05

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

6:17 /mi

Average Pace

6:46 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:02

47% of race

Time at Steady Pace

1:05:51

37% of race

Time at Slower Pace

28:15

16% of race

Average Pace: 6:45 /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 mi10:44:3919:326:1719:32
6:17
#2365
10K
6.21 mi11:04:1239:056:1719:33
6:18
#2339
15K
9.32 mi11:23:5358:466:1819:41
6:20
#2410
20K
12.43 mi11:43:521:18:456:2019:59
6:26
#2467
Half
13.11 mi11:48:091:23:026:204:17
6:17
#2458
25K
15.53 mi12:06:101:41:036:3018:01
7:26
#3413
30K
18.64 mi12:27:542:02:476:3521:44
7:00
#3579
20M
20.00 mi12:37:282:12:216:379:34
7:02
#3587
21M
21.00 mi12:44:572:19:506:407:29
7:29
#3605
35K
21.75 mi12:50:082:25:016:405:11
6:56
#3619
23M
23.00 mi12:59:102:34:036:429:02
7:13
#3659
24M
24.00 mi13:06:212:41:146:437:11
7:11
#3738
40K
24.85 mi13:12:292:47:226:446:08
7:10
#3761
25.2M
25.20 mi13:15:142:50:076:452:45
7:58
#3781
Finish
26.22 mi13:22:152:57:086:467:01
6:53
#3773
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2365225422542557(Top 9%)2440(Top 15%)2440(Top 109%)
10K6.21 mi3.10 mi2339+262230+242230+242374(Top 8%)2271(Top 14%)2271(Top 101%)
15K9.32 mi3.11 mi2410-712301-712301-712557(Top 9%)2440(Top 15%)2440(Top 109%)
20K12.43 mi3.11 mi2467-572354-532354-532707(Top 10%)2577(Top 16%)2577(Top 115%)
Half13.11 mi0.68 mi2458+92345+92345+92398(Top 8%)2295(Top 14%)2295(Top 102%)
25K15.53 mi2.42 mi3413-9553242-8973242-8979363(Top 33%)7530(Top 47%)7530(Top 335%)
30K18.64 mi3.11 mi3579-1663381-1393381-1394651(Top 16%)4243(Top 26%)4243(Top 189%)
20M20.00 mi1.36 mi3587-83385-43385-44317(Top 15%)3932(Top 24%)3932(Top 175%)
21M21.00 mi1.00 mi3605-183394-93394-94505(Top 16%)3995(Top 25%)3995(Top 178%)
35K21.75 mi0.75 mi3619-143402-83402-84859(Top 17%)4271(Top 27%)4271(Top 190%)
23M23.00 mi1.25 mi3659-403435-333435-334934(Top 17%)4260(Top 26%)4260(Top 190%)
24M24.00 mi1.00 mi3738-793491-563491-565673(Top 20%)4698(Top 29%)4698(Top 209%)
40K24.85 mi0.85 mi3761-233507-163507-164863(Top 17%)4107(Top 26%)4107(Top 183%)
25.2M25.20 mi0.35 mi3781-203518-113518-115721(Top 20%)4546(Top 28%)4546(Top 202%)
Finish26.22 mi1.02 mi3773+83504+143504+144955(Top 17%)4070(Top 25%)4070(Top 181%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2557

Males

2440

M40-44

2440

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2374

Males

2271

M40-44

2271

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2557

Males

2440

M40-44

2440

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2707

Males

2577

M40-44

2577

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2398

Males

2295

M40-44

2295

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9363

Males

7530

M40-44

7530

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4651

Males

4243

M40-44

4243

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4317

Males

3932

M40-44

3932

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4505

Males

3995

M40-44

3995

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4859

Males

4271

M40-44

4271

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4934

Males

4260

M40-44

4260

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5673

Males

4698

M40-44

4698

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4863

Males

4107

M40-44

4107

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5721

Males

4546

M40-44

4546

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4955

Males

4070

M40-44

4070

Passing Analysis

Category:
Athletes Passed
640
Passed By
2048
Net Change
-1408
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2365
5K → 10K11993+26#2365#2339
10K → 15K63134-71#2339#2410
15K → 20K53110-57#2410#2467
20K → Half189+9#2467#2458
Half → 25K5960-955#2458#3413
25K → 30K67233-166#3413#3579
30K → 20M6169-8#3579#3587
20M → 21M3856-18#3587#3605
21M → 35K2539-14#3605#3619
35K → 23M5393-40#3619#3659
23M → 24M30109-79#3659#3738
24M → 40K3760-23#3738#3761
40K → 25.2M1434-20#3761#3781
25.2M → Finish5749+8#3781#3773
TOTALS6402048-1408
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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