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BOSTON MARATHON 2025

Judy Deleon

Bib: 31556•F

MA

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:24/mi
29:13
↑ 97↓ 3451.5%
10K· 6.21 mi
9:20/mi
58:14
↑ 79↓ 1380.4%
15K· 9.32 mi
9:17/mi
1:27:03
↑ 67↓ 78
20K· 12.43 mi
9:22/mi
1:56:08
↑ 106↓ 860.1%
Half· 13.11 mi
9:14/mi
2:02:26
↑ 19↓ 370.5%
25K· 15.53 mi
9:37/mi
2:25:46
↑ 66↓ 880.2%
30K· 18.64 mi
9:38/mi
2:55:42
↑ 181↓ 1480.2%
20M
9:31/mi
3:08:38
↑ 64↓ 500.2%
21M
10:14/mi
3:18:52
↑ 106↓ 241.6%
35K· 21.75 mi
9:13/mi
3:25:46
↑ 17↓ 861.7%
23M
9:25/mi
3:37:34
↑ 23↓ 630.6%
24M
9:33/mi
3:47:07
↓ 821.3%
40K· 24.85 mi
9:33/mi
3:55:17
↓ 200.3%
25.2M
10:18/mi
3:58:50
↑ 13↓ 160.2%
Finish· 26.22 mi
9:06/mi
4:08:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:26
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:05:40
Pace9:35 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:2529:139:2429:13
9:24
-
10K
6.21 mi12:22:2658:149:2229:01
9:20
-0:04
15K
9.32 mi12:51:151:27:039:2028:49
9:17
-0:03
20K
12.43 mi13:20:201:56:089:2129:05
9:22
+0:05
Half
13.11 mi13:26:382:02:269:206:18
9:14
-0:08
25K
15.53 mi13:49:582:25:469:2323:20
9:37
+0:23
30K
18.64 mi14:19:542:55:429:2629:56
9:38
+0:01
20M
20.00 mi14:32:503:08:389:2612:56
9:31
-0:07
21M
21.00 mi14:43:043:18:529:2810:14
10:14
+0:43
35K
21.75 mi14:49:583:25:469:286:54
9:13
-1:01
23M
23.00 mi15:01:463:37:349:2811:48
9:25
+0:12
24M
24.00 mi15:11:193:47:079:289:33
9:33
+0:08
40K
24.85 mi15:19:293:55:179:288:10
9:33
0:00
25.2M
25.20 mi15:23:023:58:509:293:33
10:18
+0:45
Finish
26.22 mi15:32:184:08:069:289:16
9:06
-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

9:06 /mi

Average Pace

9:28 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:54:19

94% of race

Time at Steady Pace

13:47

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:28 /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 mi11:53:2529:139:2429:13
9:24
#23934
10K
6.21 mi12:22:2658:149:2229:01
9:20
#23795
15K
9.32 mi12:51:151:27:039:2028:49
9:17
#23579
20K
12.43 mi13:20:201:56:089:2129:05
9:22
#23270
Half
13.11 mi13:26:382:02:269:206:18
9:14
#23246
25K
15.53 mi13:49:582:25:469:2323:20
9:37
#23065
30K
18.64 mi14:19:542:55:429:2629:56
9:38
#22576
20M
20.00 mi14:32:503:08:389:2612:56
9:31
#22349
21M
21.00 mi14:43:043:18:529:2810:14
10:14
#22149
35K
21.75 mi14:49:583:25:469:286:54
9:13
#22043
23M
23.00 mi15:01:463:37:349:2811:48
9:25
#21820
24M
24.00 mi15:11:193:47:079:289:33
9:33
#21749
40K
24.85 mi15:19:293:55:179:288:10
9:33
#21623
25.2M
25.20 mi15:23:023:58:509:293:33
10:18
#21571
Finish
26.22 mi15:32:184:08:069:289:16
9:06
#21488
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi239349665966523132(Top 81%)9172(Top 75%)9172(Top 534%)
10K6.21 mi3.10 mi23795+1399570+959570+9523653(Top 83%)9489(Top 78%)9489(Top 552%)
15K9.32 mi3.11 mi23579+2169447+1239447+12323132(Top 81%)9172(Top 75%)9172(Top 534%)
20K12.43 mi3.11 mi23270+3099269+1789269+17822452(Top 79%)8837(Top 72%)8837(Top 514%)
Half13.11 mi0.68 mi23246+249257+129257+1222744(Top 80%)8998(Top 74%)8998(Top 524%)
25K15.53 mi2.42 mi23065+1819174+839174+8322273(Top 78%)8799(Top 72%)8799(Top 512%)
30K18.64 mi3.11 mi22576+4898952+2228952+22220504(Top 72%)7937(Top 65%)7937(Top 462%)
20M20.00 mi1.36 mi22349+2278845+1078845+10719281(Top 68%)7421(Top 61%)7421(Top 432%)
21M21.00 mi1.00 mi22149+2008753+928753+9219164(Top 67%)7420(Top 61%)7420(Top 432%)
35K21.75 mi0.75 mi22043+1068699+548699+5419308(Top 68%)7617(Top 62%)7617(Top 443%)
23M23.00 mi1.25 mi21820+2238618+818618+8118376(Top 65%)7183(Top 59%)7183(Top 418%)
24M24.00 mi1.00 mi21749+718600+188600+1819821(Top 70%)7996(Top 65%)7996(Top 465%)
40K24.85 mi0.85 mi21623+1268547+538547+5318942(Top 67%)7612(Top 62%)7612(Top 443%)
25.2M25.20 mi0.35 mi21571+528524+238524+2318340(Top 65%)7328(Top 60%)7328(Top 427%)
Finish26.22 mi1.02 mi21488+838491+338491+3319518(Top 69%)7876(Top 64%)7876(Top 458%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

23132

Females

9172

F40-44

9172

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23653

Females

9489

F40-44

9489

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

23132

Females

9172

F40-44

9172

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22452

Females

8837

F40-44

8837

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

22744

Females

8998

F40-44

8998

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

22273

Females

8799

F40-44

8799

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

20504

Females

7937

F40-44

7937

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

19281

Females

7421

F40-44

7421

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

19164

Females

7420

F40-44

7420

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

19308

Females

7617

F40-44

7617

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

18376

Females

7183

F40-44

7183

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19821

Females

7996

F40-44

7996

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

18942

Females

7612

F40-44

7612

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18340

Females

7328

F40-44

7328

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19518

Females

7876

F40-44

7876

Passing Analysis

Category:
Athletes Passed
2849
Passed By
403
Net Change
+2446
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23934
5K → 10K312173+139#23934#23795
10K → 15K28266+216#23795#23579
15K → 20K33728+309#23579#23270
20K → Half4420+24#23270#23246
Half → 25K23049+181#23246#23065
25K → 30K4989+489#23065#22576
30K → 20M2292+227#22576#22349
20M → 21M2099+200#22349#22149
21M → 35K1115+106#22149#22043
35K → 23M2274+223#22043#21820
23M → 24M8514+71#21820#21749
24M → 40K1348+126#21749#21623
40K → 25.2M553+52#21623#21571
25.2M → Finish9613+83#21571#21488
TOTALS2849403+2446
📊

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