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BOSTON MARATHON 2025

Arari Mafra

Bib: 25440•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M70-74)
#0 / 228
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:43
Rank: #22089
Start → 5K
27:43 | 8:55/mi
10K· 6.21 mi
54:57
Rank: #21674 (+415)
5K → 10K
27:14 | 8:46/mi
15K· 9.32 mi
1:23:16
Rank: #21981 (-307)
10K → 15K
28:19 | 9:07/mi
20K· 12.43 mi
1:52:18
Rank: #22085 (-104)
15K → 20K
29:02 | 9:21/mi
Half· 13.11 mi
1:58:28
Rank: #22086 (-1)
20K → Half
6:10 | 9:02/mi
25K· 15.53 mi
2:21:02
Rank: #21924 (+162)
Half → 25K
22:34 | 9:18/mi
30K· 18.64 mi
2:52:13
Rank: #21929 (-5)
25K → 30K
31:11 | 10:02/mi
20M
3:05:57
Rank: #21861 (+68)
30K → 20M
13:44 | 10:06/mi
21M
3:17:38
Rank: #21949 (-88)
20M → 21M
11:41 | 11:41/mi
35K· 21.75 mi
3:25:03
Rank: #21928 (+21)
21M → 35K
7:25 | 9:55/mi
23M
3:38:38
Rank: #21972 (-44)
35K → 23M
13:35 | 10:51/mi
24M
3:48:46
Rank: #21960 (+12)
23M → 24M
10:08 | 10:08/mi
40K· 24.85 mi
3:58:03
Rank: #21992 (-32)
24M → 40K
9:17 | 10:51/mi
25.2M
4:02:10
Rank: #22005 (-13)
40K → 25.2M
4:07 | 11:56/mi
Finish· 26.22 mi
4:13:31
Rank: #22178 (-173)
25.2M → Finish
11:21 | 11:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:28
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:15:03
Pace10:18 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1227:438:5527:43
8:55
-
10K
6.21 mi11:56:2654:578:5127:14
8:46
-0:09
15K
9.32 mi12:24:451:23:168:5628:19
9:07
+0:21
20K
12.43 mi12:53:471:52:189:0229:02
9:21
+0:14
Half
13.11 mi12:59:571:58:289:026:10
9:02
-0:19
25K
15.53 mi13:22:312:21:029:0522:34
9:18
+0:16
30K
18.64 mi13:53:422:52:139:1431:11
10:02
+0:44
20M
20.00 mi14:07:263:05:579:1813:44
10:06
+0:04
21M
21.00 mi14:19:073:17:389:2511:41
11:41
+1:35
35K
21.75 mi14:26:323:25:039:267:25
9:55
-1:46
23M
23.00 mi14:40:073:38:389:3013:35
10:51
+0:56
24M
24.00 mi14:50:153:48:469:3210:08
10:08
-0:43
40K
24.85 mi14:59:323:58:039:359:17
10:51
+0:43
25.2M
25.20 mi15:03:394:02:109:374:07
11:56
+1:05
Finish
26.22 mi15:15:004:13:319:4111:21
11:08
-0:48

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

8:46 /mi

Average Pace

9:41 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:02

56% of race

Time at Steady Pace

1:02:28

25% of race

Time at Slower Pace

50:01

20% of race

Average Pace: 9:40 /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 mi11:29:1227:438:5527:43
8:55
#22089
10K
6.21 mi11:56:2654:578:5127:14
8:46
#21674
15K
9.32 mi12:24:451:23:168:5628:19
9:07
#21981
20K
12.43 mi12:53:471:52:189:0229:02
9:21
#22085
Half
13.11 mi12:59:571:58:289:026:10
9:02
#22086
25K
15.53 mi13:22:312:21:029:0522:34
9:18
#21924
30K
18.64 mi13:53:422:52:139:1431:11
10:02
#21929
20M
20.00 mi14:07:263:05:579:1813:44
10:06
#21861
21M
21.00 mi14:19:073:17:389:2511:41
11:41
#21949
35K
21.75 mi14:26:323:25:039:267:25
9:55
#21928
23M
23.00 mi14:40:073:38:389:3013:35
10:51
#21972
24M
24.00 mi14:50:153:48:469:3210:08
10:08
#21960
40K
24.85 mi14:59:323:58:039:359:17
10:51
#21992
25.2M
25.20 mi15:03:394:02:109:374:07
11:56
#22005
Finish
26.22 mi15:15:004:13:319:4111:21
11:08
#22178
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi22089133511335122515(Top 79%)13612(Top 85%)13612(Top 5970%)
10K6.21 mi3.10 mi21674+41513184+16713184+16721229(Top 75%)13013(Top 81%)13013(Top 5707%)
15K9.32 mi3.11 mi21981-30713328-14413328-14422515(Top 79%)13612(Top 85%)13612(Top 5970%)
20K12.43 mi3.11 mi22085-10413382-5413382-5422404(Top 79%)13541(Top 84%)13541(Top 5939%)
Half13.11 mi0.68 mi22086-113381+113381+121962(Top 77%)13321(Top 83%)13321(Top 5843%)
25K15.53 mi2.42 mi21924+16213304+7713304+7721210(Top 75%)12947(Top 80%)12947(Top 5679%)
30K18.64 mi3.11 mi21929-513284+2013284+2021699(Top 76%)13028(Top 81%)13028(Top 5714%)
20M20.00 mi1.36 mi21861+6813243+4113243+4121296(Top 75%)12728(Top 79%)12728(Top 5582%)
21M21.00 mi1.00 mi21949-8813253-1013253-1022990(Top 81%)13436(Top 83%)13436(Top 5893%)
35K21.75 mi0.75 mi21928+2113228+2513228+2521646(Top 76%)12741(Top 79%)12741(Top 5588%)
23M23.00 mi1.25 mi21972-4413216+1213216+1222865(Top 80%)13274(Top 82%)13274(Top 5822%)
24M24.00 mi1.00 mi21960+1213186+3013186+3021739(Top 77%)12695(Top 79%)12695(Top 5568%)
40K24.85 mi0.85 mi21992-3213183+313183+322808(Top 80%)13148(Top 82%)13148(Top 5767%)
25.2M25.20 mi0.35 mi22005-1313184-113184-123081(Top 81%)13324(Top 83%)13324(Top 5844%)
Finish26.22 mi1.02 mi22178-17313238-5413238-5425608(Top 90%)14577(Top 91%)14577(Top 6393%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

22515

Males

13612

M70-74

13612

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21229

Males

13013

M70-74

13013

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

22515

Males

13612

M70-74

13612

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22404

Males

13541

M70-74

13541

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

21962

Males

13321

M70-74

13321

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

21210

Males

12947

M70-74

12947

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

21699

Males

13028

M70-74

13028

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21296

Males

12728

M70-74

12728

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

22990

Males

13436

M70-74

13436

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

21646

Males

12741

M70-74

12741

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22865

Males

13274

M70-74

13274

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21739

Males

12695

M70-74

12695

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22808

Males

13148

M70-74

13148

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23081

Males

13324

M70-74

13324

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

25608

Males

14577

M70-74

14577

Passing Analysis

Category:
Athletes Passed
1666
Passed By
1755
Net Change
-89
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22089
5K → 10K522107+415#22089#21674
10K → 15K114421-307#21674#21981
15K → 20K159263-104#21981#22085
20K → Half2728-1#22085#22086
Half → 25K22361+162#22086#21924
25K → 30K193198-5#21924#21929
30K → 20M12153+68#21929#21861
20M → 21M55143-88#21861#21949
21M → 35K4827+21#21949#21928
35K → 23M71115-44#21928#21972
23M → 24M6048+12#21972#21960
24M → 40K3668-32#21960#21992
40K → 25.2M1831-13#21992#22005
25.2M → Finish19192-173#22005#22178
TOTALS16661755-89
📊

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