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BOSTON MARATHON 2025

Rosa D'Elia

Bib: 16259•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Masters (Masters Women)
#0 / 6759
Top 4%
Division (F40-44)
#0 / 1718
Top 8%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:01
Rank: #11412
Start → 5K
23:01 | 7:25/mi
10K· 6.21 mi
46:07
Rank: #11435 (-23)
5K → 10K
23:06 | 7:26/mi
15K· 9.32 mi
1:09:10
Rank: #11264 (+171)
10K → 15K
23:03 | 7:25/mi
20K· 12.43 mi
1:32:23
Rank: #11050 (+214)
15K → 20K
23:13 | 7:28/mi
Half· 13.11 mi
1:37:26
Rank: #11051 (-1)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:55:25
Rank: #10690 (+361)
Half → 25K
17:59 | 7:25/mi
30K· 18.64 mi
2:18:41
Rank: #10049 (+641)
25K → 30K
23:16 | 7:29/mi
20M
2:28:49
Rank: #9711 (+338)
30K → 20M
10:08 | 7:27/mi
21M
2:36:24
Rank: #9381 (+330)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:41:48
Rank: #9239 (+142)
21M → 35K
5:24 | 7:13/mi
23M
2:51:08
Rank: #8987 (+252)
35K → 23M
9:20 | 7:27/mi
24M
2:58:17
Rank: #8770 (+217)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
3:04:33
Rank: #8589 (+181)
24M → 40K
6:16 | 7:20/mi
25.2M
3:07:12
Rank: #8481 (+108)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:14:07
Rank: #8261 (+220)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:37:26
Pace7:26 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:41
Pace7:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:0123:017:2523:01
7:25
-
10K
6.21 mi11:20:0746:077:2523:06
7:26
+0:01
15K
9.32 mi11:43:101:09:107:2523:03
7:25
-0:01
20K
12.43 mi12:06:231:32:237:2623:13
7:28
+0:03
Half
13.11 mi12:11:261:37:267:265:03
7:24
-0:04
25K
15.53 mi12:29:251:55:257:2617:59
7:25
+0:01
30K
18.64 mi12:52:412:18:417:2623:16
7:29
+0:04
20M
20.00 mi13:02:492:28:497:2610:08
7:27
-0:02
21M
21.00 mi13:10:242:36:247:277:35
7:35
+0:08
35K
21.75 mi13:15:482:41:487:265:24
7:13
-0:22
23M
23.00 mi13:25:082:51:087:269:20
7:27
+0:14
24M
24.00 mi13:32:172:58:177:267:09
7:09
-0:18
40K
24.85 mi13:38:333:04:337:266:16
7:20
+0:11
25.2M
25.20 mi13:41:123:07:127:262:39
7:41
+0:21
Finish
26.22 mi13:48:073:14:077:256:55
6:47
-0:54

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

7:25 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:24

71% of race

Time at Steady Pace

56:43

29% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:24 /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 mi10:57:0123:017:2523:01
7:25
#11412
10K
6.21 mi11:20:0746:077:2523:06
7:26
#11435
15K
9.32 mi11:43:101:09:107:2523:03
7:25
#11264
20K
12.43 mi12:06:231:32:237:2623:13
7:28
#11050
Half
13.11 mi12:11:261:37:267:265:03
7:24
#11051
25K
15.53 mi12:29:251:55:257:2617:59
7:25
#10690
30K
18.64 mi12:52:412:18:417:2623:16
7:29
#10049
20M
20.00 mi13:02:492:28:497:2610:08
7:27
#9711
21M
21.00 mi13:10:242:36:247:277:35
7:35
#9381
35K
21.75 mi13:15:482:41:487:265:24
7:13
#9239
23M
23.00 mi13:25:082:51:087:269:20
7:27
#8987
24M
24.00 mi13:32:172:58:177:267:09
7:09
#8770
40K
24.85 mi13:38:333:04:337:266:16
7:20
#8589
25.2M
25.20 mi13:41:123:07:127:262:39
7:41
#8481
Finish
26.22 mi13:48:073:14:077:256:55
6:47
#8261
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi114122481248111051(Top 39%)2396(Top 20%)2396(Top 139%)
10K6.21 mi3.10 mi11435-232517-362517-3611511(Top 41%)2566(Top 21%)2566(Top 149%)
15K9.32 mi3.11 mi11264+1712454+632454+6311051(Top 39%)2396(Top 20%)2396(Top 139%)
20K12.43 mi3.11 mi11050+2142365+892365+8910525(Top 37%)2220(Top 18%)2220(Top 129%)
Half13.11 mi0.68 mi11051-12368-32368-310904(Top 38%)2346(Top 19%)2346(Top 137%)
25K15.53 mi2.42 mi10690+3612225+1432225+1439297(Top 33%)1768(Top 14%)1768(Top 103%)
30K18.64 mi3.11 mi10049+6411976+2491976+2497685(Top 27%)1265(Top 10%)1265(Top 74%)
20M20.00 mi1.36 mi9711+3381861+1151861+1156764(Top 24%)1063(Top 9%)1063(Top 62%)
21M21.00 mi1.00 mi9381+3301744+1171744+1175076(Top 18%)635(Top 5%)635(Top 37%)
35K21.75 mi0.75 mi9239+1421709+351709+356784(Top 24%)1205(Top 10%)1205(Top 70%)
23M23.00 mi1.25 mi8987+2521634+751634+756395(Top 23%)1163(Top 10%)1163(Top 68%)
24M24.00 mi1.00 mi8770+2171578+561578+565556(Top 20%)914(Top 7%)914(Top 53%)
40K24.85 mi0.85 mi8589+1811539+391539+395853(Top 21%)1085(Top 9%)1085(Top 63%)
25.2M25.20 mi0.35 mi8481+1081514+251514+254369(Top 15%)691(Top 6%)691(Top 40%)
Finish26.22 mi1.02 mi8261+2201455+591455+594466(Top 16%)682(Top 6%)682(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

11051

Females

2396

F40-44

2396

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11511

Females

2566

F40-44

2566

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

11051

Females

2396

F40-44

2396

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10525

Females

2220

F40-44

2220

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10904

Females

2346

F40-44

2346

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9297

Females

1768

F40-44

1768

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7685

Females

1265

F40-44

1265

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6764

Females

1063

F40-44

1063

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5076

Females

635

F40-44

635

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6784

Females

1205

F40-44

1205

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6395

Females

1163

F40-44

1163

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5556

Females

914

F40-44

914

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5853

Females

1085

F40-44

1085

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4369

Females

691

F40-44

691

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4466

Females

682

F40-44

682

Passing Analysis

Category:
Athletes Passed
3690*
Passed By
539
Net Change
+3151
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11412
5K → 10K243266-23#11412#11435
10K → 15K26796+171#11435#11264
15K → 20K28369+214#11264#11050
20K → Half4142-1#11050#11051
Half → 25K37918+361#11051#10690
25K → 30K649*8+641#10690#10049
30K → 20M3402+338#10049#9711
20M → 21M3300+330#9711#9381
21M → 35K1508+142#9381#9239
35K → 23M26311+252#9239#8987
23M → 24M2225+217#8987#8770
24M → 40K19110+181#8770#8589
40K → 25.2M1091+108#8589#8481
25.2M → Finish2233+220#8481#8261
TOTALS3690*539+3151

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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