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BOSTON MARATHON 2025

Claire Reid

Bib: 2909•F

WI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 5%
Gender (Female)
#0 / 12228
Top 0.6%
Division (F18-39)
#0 / 5469
Top 1%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:29
Rank: #2264
Start → 5K
19:29 | 6:16/mi
10K· 6.21 mi
39:01
Rank: #2291 (-27)
5K → 10K
19:32 | 6:17/mi
15K· 9.32 mi
58:28
Rank: #2216 (+75)
10K → 15K
19:27 | 6:16/mi
20K· 12.43 mi
1:18:01
Rank: #2142 (+74)
15K → 20K
19:33 | 6:18/mi
Half· 13.11 mi
1:22:17
Rank: #2146 (-4)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:37:28
Rank: #2066 (+80)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:57:18
Rank: #1910 (+156)
25K → 30K
19:50 | 6:23/mi
20M
2:05:56
Rank: #1820 (+90)
30K → 20M
8:38 | 6:21/mi
21M
2:12:38
Rank: #1744 (+76)
20M → 21M
6:42 | 6:42/mi
35K· 21.75 mi
2:17:19
Rank: #1713 (+31)
21M → 35K
4:41 | 6:16/mi
23M
2:25:22
Rank: #1632 (+81)
35K → 23M
8:03 | 6:26/mi
24M
2:31:36
Rank: #1569 (+63)
23M → 24M
6:14 | 6:14/mi
40K· 24.85 mi
2:37:00
Rank: #1523 (+46)
24M → 40K
5:24 | 6:19/mi
25.2M
2:39:22
Rank: #1500 (+23)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:45:39
Rank: #1475 (+25)
25.2M → Finish
6:17 | 6:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:17
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:23:22
Pace6:22 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1719:296:1619:29
6:16
-
10K
6.21 mi10:40:4939:016:1719:32
6:17
+0:01
15K
9.32 mi11:00:1658:286:1619:27
6:16
-0:01
20K
12.43 mi11:19:491:18:016:1719:33
6:18
+0:02
Half
13.11 mi11:24:051:22:176:174:16
6:15
-0:03
25K
15.53 mi11:39:161:37:286:1615:11
6:16
+0:01
30K
18.64 mi11:59:061:57:186:1819:50
6:23
+0:07
20M
20.00 mi12:07:442:05:566:188:38
6:21
-0:02
21M
21.00 mi12:14:262:12:386:196:42
6:42
+0:21
35K
21.75 mi12:19:072:17:196:194:41
6:16
-0:26
23M
23.00 mi12:27:102:25:226:198:03
6:26
+0:10
24M
24.00 mi12:33:242:31:366:196:14
6:14
-0:12
40K
24.85 mi12:38:482:37:006:195:24
6:19
+0:05
25.2M
25.20 mi12:41:102:39:226:192:22
6:52
+0:33
Finish
26.22 mi12:47:272:45:396:196:17
6:10
-0:42

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

6:10 /mi

Average Pace

6:19 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:17

99% of race

Time at Steady Pace

2:22

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:19 /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 mi10:21:1719:296:1619:29
6:16
#2264
10K
6.21 mi10:40:4939:016:1719:32
6:17
#2291
15K
9.32 mi11:00:1658:286:1619:27
6:16
#2216
20K
12.43 mi11:19:491:18:016:1719:33
6:18
#2142
Half
13.11 mi11:24:051:22:176:174:16
6:15
#2146
25K
15.53 mi11:39:161:37:286:1615:11
6:16
#2066
30K
18.64 mi11:59:061:57:186:1819:50
6:23
#1910
20M
20.00 mi12:07:442:05:566:188:38
6:21
#1820
21M
21.00 mi12:14:262:12:386:196:42
6:42
#1744
35K
21.75 mi12:19:072:17:196:194:41
6:16
#1713
23M
23.00 mi12:27:102:25:226:198:03
6:26
#1632
24M
24.00 mi12:33:242:31:366:196:14
6:14
#1569
40K
24.85 mi12:38:482:37:006:195:24
6:19
#1523
25.2M
25.20 mi12:41:102:39:226:192:22
6:52
#1500
Finish
26.22 mi12:47:272:45:396:196:17
6:10
#1475
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi226495952166(Top 8%)92(Top 0.8%)92(Top 2%)
10K6.21 mi3.10 mi2291-2797-297-22351(Top 8%)95(Top 0.8%)95(Top 2%)
15K9.32 mi3.11 mi2216+7594+394+32166(Top 8%)92(Top 0.8%)92(Top 2%)
20K12.43 mi3.11 mi2142+7491+391+31985(Top 7%)88(Top 0.7%)88(Top 2%)
Half13.11 mi0.68 mi2146-491912318(Top 8%)93(Top 0.8%)93(Top 2%)
25K15.53 mi2.42 mi2066+8090+190+11723(Top 6%)79(Top 0.6%)79(Top 1%)
30K18.64 mi3.11 mi1910+15684+684+61496(Top 5%)74(Top 0.6%)74(Top 1%)
20M20.00 mi1.36 mi1820+9082+282+21115(Top 4%)58(Top 0.5%)58(Top 1%)
21M21.00 mi1.00 mi1744+7682821221(Top 4%)63(Top 0.5%)63(Top 1%)
35K21.75 mi0.75 mi1713+3183-183-11492(Top 5%)73(Top 0.6%)73(Top 1%)
23M23.00 mi1.25 mi1632+8181+281+21254(Top 4%)67(Top 0.5%)67(Top 1%)
24M24.00 mi1.00 mi1569+6378+378+31142(Top 4%)66(Top 0.5%)66(Top 1%)
40K24.85 mi0.85 mi1523+4678781025(Top 4%)59(Top 0.5%)59(Top 1%)
25.2M25.20 mi0.35 mi1500+2377+177+11179(Top 4%)85(Top 0.7%)85(Top 2%)
Finish26.22 mi1.02 mi1475+2576+176+11439(Top 5%)93(Top 0.8%)93(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2166

Females

92

F18-39

92

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2351

Females

95

F18-39

95

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2166

Females

92

F18-39

92

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1985

Females

88

F18-39

88

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2318

Females

93

F18-39

93

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1723

Females

79

F18-39

79

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1496

Females

74

F18-39

74

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1115

Females

58

F18-39

58

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1221

Females

63

F18-39

63

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1492

Females

73

F18-39

73

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1254

Females

67

F18-39

67

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1142

Females

66

F18-39

66

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1025

Females

59

F18-39

59

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1179

Females

85

F18-39

85

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1439

Females

93

F18-39

93

Passing Analysis

Category:
Athletes Passed
1069
Passed By
280
Net Change
+789
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2264
5K → 10K101128-27#2264#2291
10K → 15K11439+75#2291#2216
15K → 20K10127+74#2216#2142
20K → Half1317-4#2142#2146
Half → 25K9313+80#2146#2066
25K → 30K1626+156#2066#1910
30K → 20M944+90#1910#1820
20M → 21M826+76#1820#1744
21M → 35K387+31#1744#1713
35K → 23M854+81#1713#1632
23M → 24M718+63#1632#1569
24M → 40K504+46#1569#1523
40K → 25.2M252+23#1523#1500
25.2M → Finish4015+25#1500#1475
TOTALS1069280+789
📊

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