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BOSTON MARATHON 2025

Erica Aikman

Bib: 10917•F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 22%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 12%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:04
Rank: #6185
Start → 5K
6:47/mi
21:04 split
10K· 6.21 mi
42:32
Rank: #6720 (-535)
5K → 10K
6:55/mi
21:28 split
15K· 9.32 mi
1:05:04
Rank: #7635 (-915)
10K → 15K
7:15/mi
22:32 split
20K· 12.43 mi
1:27:13
Rank: #7608 (+27)
15K → 20K
7:08/mi
22:09 split
Half· 13.11 mi
1:32:00
Rank: #7613 (-5)
20K → Half
7:01/mi
4:47 split
25K· 15.53 mi
1:49:07
Rank: #7418 (+195)
Half → 25K
7:04/mi
17:07 split
30K· 18.64 mi
2:11:40
Rank: #7106 (+312)
25K → 30K
7:15/mi
22:33 split
20M
2:21:33
Rank: #6902 (+204)
30K → 20M
7:16/mi
9:53 split
21M
2:29:22
Rank: #6774 (+128)
20M → 21M
7:49/mi
7:49 split
35K· 21.75 mi
2:34:31
Rank: #6664 (+110)
21M → 35K
6:53/mi
5:09 split
23M
2:43:43
Rank: #6522 (+142)
35K → 23M
7:21/mi
9:12 split
24M
2:50:54
Rank: #6440 (+82)
23M → 24M
7:11/mi
7:11 split
40K· 24.85 mi
2:57:10
Rank: #6370 (+70)
24M → 40K
7:20/mi
6:16 split
25.2M
3:00:00
Rank: #6357 (+13)
40K → 25.2M
8:13/mi
2:50 split
Finish· 26.22 mi
3:07:03
Rank: #6243 (+114)
25.2M → Finish
6:55/mi
7:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:00
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:35:03
Pace7:15 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:1621:046:4721:04
6:47
-
10K
6.21 mi11:08:4442:326:5121:28
6:55
+0:08
15K
9.32 mi11:31:161:05:046:5922:32
7:15
+0:20
20K
12.43 mi11:53:251:27:137:0122:09
7:08
-0:07
Half
13.11 mi11:58:121:32:007:014:47
7:01
-0:07
25K
15.53 mi12:15:191:49:077:0117:07
7:04
+0:03
30K
18.64 mi12:37:522:11:407:0422:33
7:15
+0:11
20M
20.00 mi12:47:452:21:337:059:53
7:16
+0:01
21M
21.00 mi12:55:342:29:227:077:49
7:49
+0:33
35K
21.75 mi13:00:432:34:317:065:09
6:53
-0:56
23M
23.00 mi13:09:552:43:437:079:12
7:21
+0:28
24M
24.00 mi13:17:062:50:547:077:11
7:11
-0:10
40K
24.85 mi13:23:222:57:107:086:16
7:20
+0:09
25.2M
25.20 mi13:26:123:00:007:092:50
8:13
+0:53
Finish
26.22 mi13:33:153:07:037:087:03
6:55
-1:18

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

6:47 /mi

Average Pace

7:08 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:44

29% of race

Time at Steady Pace

2:01:40

65% of race

Time at Slower Pace

10:39

6% of race

Average Pace: 7:08 /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 mi10:47:1621:046:4721:04
6:47
#6185
10K
6.21 mi11:08:4442:326:5121:28
6:55
#6720
15K
9.32 mi11:31:161:05:046:5922:32
7:15
#7635
20K
12.43 mi11:53:251:27:137:0122:09
7:08
#7608
Half
13.11 mi11:58:121:32:007:014:47
7:01
#7613
25K
15.53 mi12:15:191:49:077:0117:07
7:04
#7418
30K
18.64 mi12:37:522:11:407:0422:33
7:15
#7106
20M
20.00 mi12:47:452:21:337:059:53
7:16
#6902
21M
21.00 mi12:55:342:29:227:077:49
7:49
#6774
35K
21.75 mi13:00:432:34:317:065:09
6:53
#6664
23M
23.00 mi13:09:552:43:437:079:12
7:21
#6522
24M
24.00 mi13:17:062:50:547:077:11
7:11
#6440
40K
24.85 mi13:23:222:57:107:086:16
7:20
#6370
25.2M
25.20 mi13:26:123:00:007:092:50
8:13
#6357
Finish
26.22 mi13:33:153:07:037:087:03
6:55
#6243
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi61855055059581(Top 34%)1685(Top 14%)1685(Top 31%)
10K6.21 mi3.10 mi6720-535629-124629-1247315(Top 26%)780(Top 6%)780(Top 14%)
15K9.32 mi3.11 mi7635-915884-255884-2559581(Top 34%)1685(Top 14%)1685(Top 31%)
20K12.43 mi3.11 mi7608+27887-3887-37695(Top 27%)999(Top 8%)999(Top 18%)
Half13.11 mi0.68 mi7613-5892-5892-57709(Top 27%)970(Top 8%)970(Top 18%)
25K15.53 mi2.42 mi7418+195842+50842+506718(Top 24%)784(Top 6%)784(Top 14%)
30K18.64 mi3.11 mi7106+312801+41801+416224(Top 22%)738(Top 6%)738(Top 13%)
20M20.00 mi1.36 mi6902+204774+27774+275640(Top 20%)695(Top 6%)695(Top 13%)
21M21.00 mi1.00 mi6774+128769+5769+56308(Top 22%)1025(Top 8%)1025(Top 19%)
35K21.75 mi0.75 mi6664+110755+14755+144687(Top 17%)530(Top 4%)530(Top 10%)
23M23.00 mi1.25 mi6522+142748+7748+75753(Top 20%)908(Top 7%)908(Top 17%)
24M24.00 mi1.00 mi6440+82738+10738+105746(Top 20%)967(Top 8%)967(Top 18%)
40K24.85 mi0.85 mi6370+70747-9747-95832(Top 21%)1064(Top 9%)1064(Top 19%)
25.2M25.20 mi0.35 mi6357+13757-10757-107181(Top 25%)1697(Top 14%)1697(Top 31%)
Finish26.22 mi1.02 mi6243+114743+14743+145237(Top 18%)941(Top 8%)941(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9581

Females

1685

F18-39

1685

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

7315

Females

780

F18-39

780

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9581

Females

1685

F18-39

1685

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7695

Females

999

F18-39

999

20K→Half

12.4 - 13.1 mi

Top 27%
×2story building
+19ft-37ft

Overall

7709

Females

970

F18-39

970

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6718

Females

784

F18-39

784

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

6224

Females

738

F18-39

738

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5640

Females

695

F18-39

695

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6308

Females

1025

F18-39

1025

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4687

Females

530

F18-39

530

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5753

Females

908

F18-39

908

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5746

Females

967

F18-39

967

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5832

Females

1064

F18-39

1064

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7181

Females

1697

F18-39

1697

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

5237

Females

941

F18-39

941

Passing Analysis

Category:
Athletes Passed
1801
Passed By
1859
Net Change
-58
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6185
5K → 10K53588-535#6185#6720
10K → 15K20935-915#6720#7635
15K → 20K146119+27#7635#7608
20K → Half2227-5#7608#7613
Half → 25K21722+195#7613#7418
25K → 30K35038+312#7418#7106
30K → 20M21612+204#7106#6902
20M → 21M15426+128#6902#6774
21M → 35K1111+110#6774#6664
35K → 23M15917+142#6664#6522
23M → 24M10119+82#6522#6440
24M → 40K9525+70#6440#6370
40K → 25.2M3118+13#6370#6357
25.2M → Finish12612+114#6357#6243
TOTALS18011859-58
📊

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