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BOSTON MARATHON 2025

Katie Erickson

Bib: 14734•F

KS

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 27%
Gender (Female)
#0 / 12228
Top 10%
Division (F18-39)
#0 / 5469
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:14
Rank: #9119
Start → 5K
22:14 | 7:09/mi
10K· 6.21 mi
44:40
Rank: #9371 (-252)
5K → 10K
22:26 | 7:13/mi
15K· 9.32 mi
1:06:52
Rank: #9113 (+258)
10K → 15K
22:12 | 7:09/mi
20K· 12.43 mi
1:29:14
Rank: #8801 (+312)
15K → 20K
22:22 | 7:12/mi
Half· 13.11 mi
1:34:02
Rank: #8735 (+66)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:51:27
Rank: #8465 (+270)
Half → 25K
17:25 | 7:11/mi
30K· 18.64 mi
2:14:30
Rank: #8145 (+320)
25K → 30K
23:03 | 7:25/mi
20M
2:24:45
Rank: #8042 (+103)
30K → 20M
10:15 | 7:33/mi
21M
2:32:43
Rank: #7906 (+136)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:38:18
Rank: #7885 (+21)
21M → 35K
5:35 | 7:28/mi
23M
2:47:53
Rank: #7808 (+77)
35K → 23M
9:35 | 7:39/mi
24M
2:55:25
Rank: #7786 (+22)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:01:50
Rank: #7716 (+70)
24M → 40K
6:25 | 7:30/mi
25.2M
3:04:40
Rank: #7671 (+45)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:12:02
Rank: #7619 (+52)
25.2M → Finish
7:22 | 7:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:02
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:38:00
Pace7:29 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1822:147:0922:14
7:09
-
10K
6.21 mi11:14:4444:407:1122:26
7:13
+0:04
15K
9.32 mi11:36:561:06:527:1022:12
7:09
-0:04
20K
12.43 mi11:59:181:29:147:1122:22
7:12
+0:03
Half
13.11 mi12:04:061:34:027:104:48
7:02
-0:10
25K
15.53 mi12:21:311:51:277:1017:25
7:11
+0:09
30K
18.64 mi12:44:342:14:307:1323:03
7:25
+0:14
20M
20.00 mi12:54:492:24:457:1410:15
7:33
+0:08
21M
21.00 mi13:02:472:32:437:167:58
7:58
+0:25
35K
21.75 mi13:08:222:38:187:175:35
7:28
-0:30
23M
23.00 mi13:17:572:47:537:189:35
7:39
+0:11
24M
24.00 mi13:25:292:55:257:197:32
7:32
-0:07
40K
24.85 mi13:31:543:01:507:196:25
7:30
-0:02
25.2M
25.20 mi13:34:443:04:407:202:50
8:13
+0:43
Finish
26.22 mi13:42:063:12:027:207:22
7:14
-0:59

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

7:02 /mi

Average Pace

7:20 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:14

94% of race

Time at Steady Pace

10:48

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:19 /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 mi10:52:1822:147:0922:14
7:09
#9119
10K
6.21 mi11:14:4444:407:1122:26
7:13
#9371
15K
9.32 mi11:36:561:06:527:1022:12
7:09
#9113
20K
12.43 mi11:59:181:29:147:1122:22
7:12
#8801
Half
13.11 mi12:04:061:34:027:104:48
7:02
#8735
25K
15.53 mi12:21:311:51:277:1017:25
7:11
#8465
30K
18.64 mi12:44:342:14:307:1323:03
7:25
#8145
20M
20.00 mi12:54:492:24:457:1410:15
7:33
#8042
21M
21.00 mi13:02:472:32:437:167:58
7:58
#7906
35K
21.75 mi13:08:222:38:187:175:35
7:28
#7885
23M
23.00 mi13:17:572:47:537:189:35
7:39
#7808
24M
24.00 mi13:25:292:55:257:197:32
7:32
#7786
40K
24.85 mi13:31:543:01:507:196:25
7:30
#7716
25.2M
25.20 mi13:34:443:04:407:202:50
8:13
#7671
Finish
26.22 mi13:42:063:12:027:207:22
7:14
#7619
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9119141514158680(Top 31%)1297(Top 11%)1297(Top 24%)
10K6.21 mi3.10 mi9371-2521527-1121527-1129670(Top 34%)1666(Top 14%)1666(Top 30%)
15K9.32 mi3.11 mi9113+2581441+861441+868680(Top 31%)1297(Top 11%)1297(Top 24%)
20K12.43 mi3.11 mi8801+3121336+1051336+1058221(Top 29%)1196(Top 10%)1196(Top 22%)
Half13.11 mi0.68 mi8735+661318+181318+187895(Top 28%)1054(Top 9%)1054(Top 19%)
25K15.53 mi2.42 mi8465+2701226+921226+927504(Top 26%)1039(Top 8%)1039(Top 19%)
30K18.64 mi3.11 mi8145+3201166+601166+607179(Top 25%)1089(Top 9%)1089(Top 20%)
20M20.00 mi1.36 mi8042+1031163+31163+37330(Top 26%)1276(Top 10%)1276(Top 23%)
21M21.00 mi1.00 mi7906+1361137+261137+267188(Top 25%)1377(Top 11%)1377(Top 25%)
35K21.75 mi0.75 mi7885+211152-151152-158381(Top 30%)1822(Top 15%)1822(Top 33%)
23M23.00 mi1.25 mi7808+771171-191171-197623(Top 27%)1657(Top 14%)1657(Top 30%)
24M24.00 mi1.00 mi7786+221196-251196-257958(Top 28%)1843(Top 15%)1843(Top 34%)
40K24.85 mi0.85 mi7716+701209-131209-136846(Top 24%)1486(Top 12%)1486(Top 27%)
25.2M25.20 mi0.35 mi7671+451206+31206+37197(Top 25%)1713(Top 14%)1713(Top 31%)
Finish26.22 mi1.02 mi7619+521217-111217-117245(Top 26%)1744(Top 14%)1744(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8680

Females

1297

F18-39

1297

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9670

Females

1666

F18-39

1666

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8680

Females

1297

F18-39

1297

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

8221

Females

1196

F18-39

1196

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7895

Females

1054

F18-39

1054

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7504

Females

1039

F18-39

1039

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

7179

Females

1089

F18-39

1089

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7330

Females

1276

F18-39

1276

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7188

Females

1377

F18-39

1377

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8381

Females

1822

F18-39

1822

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7623

Females

1657

F18-39

1657

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7958

Females

1843

F18-39

1843

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6846

Females

1486

F18-39

1486

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7197

Females

1713

F18-39

1713

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

7245

Females

1744

F18-39

1744

Passing Analysis

Category:
Athletes Passed
2379
Passed By
879
Net Change
+1500
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9119
5K → 10K134386-252#9119#9371
10K → 15K31254+258#9371#9113
15K → 20K34331+312#9113#8801
20K → Half737+66#8801#8735
Half → 25K29222+270#8735#8465
25K → 30K36747+320#8465#8145
30K → 20M15451+103#8145#8042
20M → 21M17236+136#8042#7906
21M → 35K6443+21#7906#7885
35K → 23M13457+77#7885#7808
23M → 24M8159+22#7808#7786
24M → 40K10737+70#7786#7716
40K → 25.2M549+45#7716#7671
25.2M → Finish9240+52#7671#7619
TOTALS2379879+1500
📊

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