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BOSTON MARATHON 2025

Ana Flores Claudio

Bib: 21270 F MX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 50%
Masters (Masters Women)
#0 / 6759
Top 39%
Division (F50-54)
#0 / 1303
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:11/mi
25:26
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:06/mi
50:35
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:09/mi
1:15:55
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:19/mi
1:41:46
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:02/mi
1:47:15
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:33/mi
2:07:58
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:06/mi
2:36:15
↑ 181↓ 1480.2%
138 ft elev
20M
9:05/mi
2:48:35
↑ 64↓ 500.2%
148 ft elev
21M
9:37/mi
2:58:12
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:03/mi
3:04:58
↑ 17↓ 861.7%
156 ft elev
23M
9:18/mi
3:16:37
↑ 23↓ 630.6%
116 ft elev
24M
8:46/mi
3:25:23
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:50/mi
3:32:56
↓ 200.3%
20 ft elev
25.2M
9:43/mi
3:36:17
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:31/mi
3:44:58
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:15
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:57:43
Pace8:59 /mi
📊Positive Split: 9.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4725:268:1125:26
8:11
-
10K
6.21 mi11:43:5650:358:0825:09
8:06
-0:05
15K
9.32 mi12:09:161:15:558:0925:20
8:09
+0:03
20K
12.43 mi12:35:071:41:468:1125:51
8:19
+0:10
Half
13.11 mi12:40:361:47:158:115:29
8:02
-0:17
25K
15.53 mi13:01:192:07:588:1420:43
8:33
+0:31
30K
18.64 mi13:29:362:36:158:2328:17
9:06
+0:33
20M
20.00 mi13:41:562:48:358:2612:20
9:05
-0:01
21M
21.00 mi13:51:332:58:128:299:37
9:37
+0:32
35K
21.75 mi13:58:193:04:588:306:46
9:03
-0:34
23M
23.00 mi14:09:583:16:378:3311:39
9:18
+0:15
24M
24.00 mi14:18:443:25:238:338:46
8:46
-0:32
40K
24.85 mi14:26:173:32:568:347:33
8:50
+0:04
25.2M
25.20 mi14:29:383:36:178:353:21
9:43
+0:53
Finish
26.22 mi14:38:193:44:588:358:41
8:31
-1:12

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

8:02 /mi

Average Pace

8:35 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:15

48% of race

Time at Steady Pace

45:43

20% of race

Time at Slower Pace

1:12:00

32% of race

Average Pace: 8:35 /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 mi11:18:4725:268:1125:26
8:11
#18023
10K
6.21 mi11:43:5650:358:0825:09
8:06
#17583
15K
9.32 mi12:09:161:15:558:0925:20
8:09
#17399
20K
12.43 mi12:35:071:41:468:1125:51
8:19
#17273
Half
13.11 mi12:40:361:47:158:115:29
8:02
#17205
25K
15.53 mi13:01:192:07:588:1420:43
8:33
#17198
30K
18.64 mi13:29:362:36:158:2328:17
9:06
#17352
20M
20.00 mi13:41:562:48:358:2612:20
9:05
#17328
21M
21.00 mi13:51:332:58:128:299:37
9:37
#17269
35K
21.75 mi13:58:193:04:588:306:46
9:03
#17307
23M
23.00 mi14:09:583:16:378:3311:39
9:18
#17334
24M
24.00 mi14:18:443:25:238:338:46
8:46
#17271
40K
24.85 mi14:26:173:32:568:347:33
8:50
#17188
25.2M
25.20 mi14:29:383:36:178:353:21
9:43
#17162
Finish
26.22 mi14:38:193:44:588:358:41
8:31
#17134
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi180236356635617116(Top 60%)5802(Top 47%)5802(Top 445%)
10K6.21 mi3.10 mi17583+4406089+2676089+26717172(Top 60%)5802(Top 47%)5802(Top 445%)
15K9.32 mi3.11 mi17399+1845951+1385951+13817116(Top 60%)5802(Top 47%)5802(Top 445%)
20K12.43 mi3.11 mi17273+1265900+515900+5117064(Top 60%)5810(Top 48%)5810(Top 446%)
Half13.11 mi0.68 mi17205+685864+365864+3616272(Top 57%)5359(Top 44%)5359(Top 411%)
25K15.53 mi2.42 mi17198+75882-185882-1817464(Top 61%)6120(Top 50%)6120(Top 470%)
30K18.64 mi3.11 mi17352-1546031-1496031-14918197(Top 64%)6689(Top 55%)6689(Top 513%)
20M20.00 mi1.36 mi17328+246042-116042-1117213(Top 61%)6261(Top 51%)6261(Top 481%)
21M21.00 mi1.00 mi17269+596034+86034+816650(Top 59%)6060(Top 50%)6060(Top 465%)
35K21.75 mi0.75 mi17307-386086-526086-5218461(Top 65%)7161(Top 59%)7161(Top 550%)
23M23.00 mi1.25 mi17334-276131-456131-4517803(Top 63%)6891(Top 56%)6891(Top 529%)
24M24.00 mi1.00 mi17271+636122+96122+916148(Top 57%)6017(Top 49%)6017(Top 462%)
40K24.85 mi0.85 mi17188+836097+256097+2515385(Top 54%)5742(Top 47%)5742(Top 441%)
25.2M25.20 mi0.35 mi17162+266089+86089+815750(Top 55%)5961(Top 49%)5961(Top 457%)
Finish26.22 mi1.02 mi17134+286091-26091-216376(Top 58%)6236(Top 51%)6236(Top 479%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

17116

Females

5802

F50-54

5802

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17172

Females

5802

F50-54

5802

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

17116

Females

5802

F50-54

5802

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

17064

Females

5810

F50-54

5810

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16272

Females

5359

F50-54

5359

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17464

Females

6120

F50-54

6120

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18197

Females

6689

F50-54

6689

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

17213

Females

6261

F50-54

6261

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16650

Females

6060

F50-54

6060

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

18461

Females

7161

F50-54

7161

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

17803

Females

6891

F50-54

6891

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16148

Females

6017

F50-54

6017

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15385

Females

5742

F50-54

5742

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15750

Females

5961

F50-54

5961

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16376

Females

6236

F50-54

6236

Passing Analysis

Category:
Athletes Passed
2277
Passed By
1388
Net Change
+889
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18023
5K → 10K547107+440#18023#17583
10K → 15K307123+184#17583#17399
15K → 20K238112+126#17399#17273
20K → Half757+68#17273#17205
Half → 25K172165+7#17205#17198
25K → 30K170324-154#17198#17352
30K → 20M12197+24#17352#17328
20M → 21M13172+59#17328#17269
21M → 35K6098-38#17269#17307
35K → 23M107134-27#17307#17334
23M → 24M11047+63#17334#17271
24M → 40K11027+83#17271#17188
40K → 25.2M4923+26#17188#17162
25.2M → Finish8052+28#17162#17134
TOTALS22771388+889
📊

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