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BOSTON MARATHON 2025

Ciara Regan

Bib: 12533•F

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
21:28
Rank: #7163
Start → 5K
21:28 | 6:55/mi
10K· 6.21 mi
43:22
Rank: #7721 (-558)
5K → 10K
21:54 | 7:03/mi
15K· 9.32 mi
1:05:34
Rank: #8007 (-286)
10K → 15K
22:12 | 7:09/mi
20K· 12.43 mi
1:28:18
Rank: #8222 (-215)
15K → 20K
22:44 | 7:19/mi
Half· 13.11 mi
1:33:18
Rank: #8285 (-63)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:51:13
Rank: #8355 (-70)
Half → 25K
17:55 | 7:23/mi
30K· 18.64 mi
2:14:59
Rank: #8357 (-2)
25K → 30K
23:46 | 7:39/mi
20M
2:25:27
Rank: #8310 (+47)
30K → 20M
10:28 | 7:42/mi
21M
2:33:33
Rank: #8229 (+81)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:39:04
Rank: #8176 (+53)
21M → 35K
5:31 | 7:22/mi
23M
2:48:41
Rank: #8096 (+80)
35K → 23M
9:37 | 7:41/mi
24M
2:56:01
Rank: #7979 (+117)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:02:22
Rank: #7873 (+106)
24M → 40K
6:21 | 7:26/mi
25.2M
3:05:05
Rank: #7799 (+74)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:12:04
Rank: #7627 (+172)
25.2M → Finish
6:59 | 6:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:18
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:38:46
Pace7:32 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3121:286:5521:28
6:55
-
10K
6.21 mi11:11:2543:226:5921:54
7:03
+0:08
15K
9.32 mi11:33:371:05:347:0222:12
7:09
+0:06
20K
12.43 mi11:56:211:28:187:0622:44
7:19
+0:10
Half
13.11 mi12:01:211:33:187:075:00
7:20
+0:01
25K
15.53 mi12:19:161:51:137:1017:55
7:23
+0:03
30K
18.64 mi12:43:022:14:597:1423:46
7:39
+0:16
20M
20.00 mi12:53:302:25:277:1610:28
7:42
+0:03
21M
21.00 mi13:01:362:33:337:198:06
8:06
+0:24
35K
21.75 mi13:07:072:39:047:195:31
7:22
-0:44
23M
23.00 mi13:16:442:48:417:209:37
7:41
+0:19
24M
24.00 mi13:24:042:56:017:207:20
7:20
-0:21
40K
24.85 mi13:30:253:02:227:206:21
7:26
+0:06
25.2M
25.20 mi13:33:083:05:057:212:43
7:53
+0:27
Finish
26.22 mi13:40:073:12:047:206:59
6:51
-1:02

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

6:51 /mi

Average Pace

7:20 /mi

Slowest Pace

8:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:24

72% of race

Time at Steady Pace

46:34

24% of race

Time at Slower Pace

8:06

4% of race

Average Pace: 7:20 /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 mi10:49:3121:286:5521:28
6:55
#7163
10K
6.21 mi11:11:2543:226:5921:54
7:03
#7721
15K
9.32 mi11:33:371:05:347:0222:12
7:09
#8007
20K
12.43 mi11:56:211:28:187:0622:44
7:19
#8222
Half
13.11 mi12:01:211:33:187:075:00
7:20
#8285
25K
15.53 mi12:19:161:51:137:1017:55
7:23
#8355
30K
18.64 mi12:43:022:14:597:1423:46
7:39
#8357
20M
20.00 mi12:53:302:25:277:1610:28
7:42
#8310
21M
21.00 mi13:01:362:33:337:198:06
8:06
#8229
35K
21.75 mi13:07:072:39:047:195:31
7:22
#8176
23M
23.00 mi13:16:442:48:417:209:37
7:41
#8096
24M
24.00 mi13:24:042:56:017:207:20
7:20
#7979
40K
24.85 mi13:30:253:02:227:206:21
7:26
#7873
25.2M
25.20 mi13:33:083:05:057:212:43
7:53
#7799
Finish
26.22 mi13:40:073:12:047:206:59
6:51
#7627
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi71637257258681(Top 31%)1298(Top 11%)1298(Top 24%)
10K6.21 mi3.10 mi7721-558895-170895-1708302(Top 29%)1110(Top 9%)1110(Top 20%)
15K9.32 mi3.11 mi8007-2861002-1071002-1078681(Top 31%)1298(Top 11%)1298(Top 24%)
20K12.43 mi3.11 mi8222-2151114-1121114-1129196(Top 32%)1605(Top 13%)1605(Top 29%)
Half13.11 mi0.68 mi8285-631145-311145-3110279(Top 36%)2059(Top 17%)2059(Top 38%)
25K15.53 mi2.42 mi8355-701189-441189-449075(Top 32%)1661(Top 14%)1661(Top 30%)
30K18.64 mi3.11 mi8357-21239-501239-508826(Top 31%)1753(Top 14%)1753(Top 32%)
20M20.00 mi1.36 mi8310+471252-131252-138367(Top 29%)1688(Top 14%)1688(Top 31%)
21M21.00 mi1.00 mi8229+811259-71259-77974(Top 28%)1713(Top 14%)1713(Top 31%)
35K21.75 mi0.75 mi8176+531256+31256+37749(Top 27%)1572(Top 13%)1572(Top 29%)
23M23.00 mi1.25 mi8096+801281-251281-257793(Top 27%)1730(Top 14%)1730(Top 32%)
24M24.00 mi1.00 mi7979+1171271+101271+106637(Top 23%)1305(Top 11%)1305(Top 24%)
40K24.85 mi0.85 mi7873+1061258+131258+136395(Top 23%)1294(Top 11%)1294(Top 24%)
25.2M25.20 mi0.35 mi7799+741249+91249+95383(Top 19%)1013(Top 8%)1013(Top 19%)
Finish26.22 mi1.02 mi7627+1721219+301219+304842(Top 17%)813(Top 7%)813(Top 15%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8681

Females

1298

F18-39

1298

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

8302

Females

1110

F18-39

1110

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8681

Females

1298

F18-39

1298

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9196

Females

1605

F18-39

1605

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10279

Females

2059

F18-39

2059

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9075

Females

1661

F18-39

1661

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8826

Females

1753

F18-39

1753

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8367

Females

1688

F18-39

1688

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7974

Females

1713

F18-39

1713

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7749

Females

1572

F18-39

1572

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7793

Females

1730

F18-39

1730

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6637

Females

1305

F18-39

1305

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6395

Females

1294

F18-39

1294

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5383

Females

1013

F18-39

1013

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4842

Females

813

F18-39

813

Passing Analysis

Category:
Athletes Passed
1515
Passed By
1979
Net Change
-464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7163
5K → 10K61619-558#7163#7721
10K → 15K61347-286#7721#8007
15K → 20K89304-215#8007#8222
20K → Half871-63#8222#8285
Half → 25K106176-70#8285#8355
25K → 30K208210-2#8355#8357
30K → 20M11871+47#8357#8310
20M → 21M12847+81#8310#8229
21M → 35K8229+53#8229#8176
35K → 23M14161+80#8176#8096
23M → 24M13215+117#8096#7979
24M → 40K12317+106#7979#7873
40K → 25.2M828+74#7873#7799
25.2M → Finish1764+172#7799#7627
TOTALS15151979-464
📊

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