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BOSTON MARATHON 2025

Avril Silverman

Bib: 23846•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 48%
Division (F55-59)
#0 / 994
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:41
Rank: #18528
Start → 5K
25:41 | 8:16/mi
10K· 6.21 mi
51:33
Rank: #18591 (-63)
5K → 10K
25:52 | 8:20/mi
15K· 9.32 mi
1:17:43
Rank: #18635 (-44)
10K → 15K
26:10 | 8:25/mi
20K· 12.43 mi
1:44:23
Rank: #18658 (-23)
15K → 20K
26:40 | 8:35/mi
Half· 13.11 mi
1:50:15
Rank: #18707 (-49)
20K → Half
5:52 | 8:36/mi
25K· 15.53 mi
2:11:33
Rank: #18722 (-15)
Half → 25K
21:18 | 8:47/mi
30K· 18.64 mi
2:39:43
Rank: #18559 (+163)
25K → 30K
28:10 | 9:04/mi
20M
2:52:29
Rank: #18570 (-11)
30K → 20M
12:46 | 9:24/mi
21M
3:02:15
Rank: #18483 (+87)
20M → 21M
9:46 | 9:46/mi
35K· 21.75 mi
3:09:00
Rank: #18484 (-1)
21M → 35K
6:45 | 9:01/mi
23M
3:20:47
Rank: #18455 (+29)
35K → 23M
11:47 | 9:25/mi
24M
3:30:00
Rank: #18465 (-10)
23M → 24M
9:13 | 9:13/mi
40K· 24.85 mi
3:38:14
Rank: #18486 (-21)
24M → 40K
8:14 | 9:38/mi
25.2M
3:41:49
Rank: #18495 (-9)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:51:10
Rank: #18581 (-86)
25.2M → Finish
9:21 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:15
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time2:00:55
Pace9:13 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:1725:418:1625:41
8:16
-
10K
6.21 mi11:51:0951:338:1825:52
8:20
+0:04
15K
9.32 mi12:17:191:17:438:2026:10
8:25
+0:05
20K
12.43 mi12:43:591:44:238:2426:40
8:35
+0:10
Half
13.11 mi12:49:511:50:158:255:52
8:36
+0:01
25K
15.53 mi13:11:092:11:338:2821:18
8:47
+0:11
30K
18.64 mi13:39:192:39:438:3428:10
9:04
+0:17
20M
20.00 mi13:52:052:52:298:3712:46
9:24
+0:20
21M
21.00 mi14:01:513:02:158:419:46
9:46
+0:22
35K
21.75 mi14:08:363:09:008:416:45
9:01
-0:45
23M
23.00 mi14:20:233:20:478:4411:47
9:25
+0:24
24M
24.00 mi14:29:363:30:008:459:13
9:13
-0:12
40K
24.85 mi14:37:503:38:148:478:14
9:38
+0:25
25.2M
25.20 mi14:41:253:41:498:483:35
10:23
+0:45
Finish
26.22 mi14:50:463:51:108:499:21
9:11
-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

8:16 /mi

Average Pace

8:49 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:15

48% of race

Time at Steady Pace

1:14:47

32% of race

Time at Slower Pace

46:08

20% of race

Average Pace: 8:49 /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 mi11:25:1725:418:1625:41
8:16
#18528
10K
6.21 mi11:51:0951:338:1825:52
8:20
#18591
15K
9.32 mi12:17:191:17:438:2026:10
8:25
#18635
20K
12.43 mi12:43:591:44:238:2426:40
8:35
#18658
Half
13.11 mi12:49:511:50:158:255:52
8:36
#18707
25K
15.53 mi13:11:092:11:338:2821:18
8:47
#18722
30K
18.64 mi13:39:192:39:438:3428:10
9:04
#18559
20M
20.00 mi13:52:052:52:298:3712:46
9:24
#18570
21M
21.00 mi14:01:513:02:158:419:46
9:46
#18483
35K
21.75 mi14:08:363:09:008:416:45
9:01
#18484
23M
23.00 mi14:20:233:20:478:4411:47
9:25
#18455
24M
24.00 mi14:29:363:30:008:459:13
9:13
#18465
40K
24.85 mi14:37:503:38:148:478:14
9:38
#18486
25.2M
25.20 mi14:41:253:41:498:483:35
10:23
#18495
Finish
26.22 mi14:50:463:51:108:499:21
9:11
#18581
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi185286648664818849(Top 66%)6809(Top 56%)6809(Top 685%)
10K6.21 mi3.10 mi18591-636669-216669-2118730(Top 66%)6725(Top 55%)6725(Top 677%)
15K9.32 mi3.11 mi18635-446699-306699-3018849(Top 66%)6809(Top 56%)6809(Top 685%)
20K12.43 mi3.11 mi18658-236714-156714-1518761(Top 66%)6781(Top 55%)6781(Top 682%)
Half13.11 mi0.68 mi18707-496741-276741-2719831(Top 70%)7369(Top 60%)7369(Top 741%)
25K15.53 mi2.42 mi18722-156758-176758-1718857(Top 66%)6898(Top 56%)6898(Top 694%)
30K18.64 mi3.11 mi18559+1636691+676691+6718019(Top 63%)6582(Top 54%)6582(Top 662%)
20M20.00 mi1.36 mi18570-116726-356726-3518735(Top 66%)7125(Top 58%)7125(Top 717%)
21M21.00 mi1.00 mi18483+876713+136713+1317356(Top 61%)6458(Top 53%)6458(Top 650%)
35K21.75 mi0.75 mi18484-16730-176730-1718366(Top 65%)7109(Top 58%)7109(Top 715%)
23M23.00 mi1.25 mi18455+296738-86738-818297(Top 64%)7134(Top 58%)7134(Top 718%)
24M24.00 mi1.00 mi18465-106773-356773-3518443(Top 65%)7272(Top 59%)7272(Top 732%)
40K24.85 mi0.85 mi18486-216818-456818-4519215(Top 68%)7735(Top 63%)7735(Top 778%)
25.2M25.20 mi0.35 mi18495-96828-106828-1018641(Top 66%)7452(Top 61%)7452(Top 750%)
Finish26.22 mi1.02 mi18581-866894-666894-6619850(Top 70%)8060(Top 66%)8060(Top 811%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

18849

Females

6809

F55-59

6809

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

18730

Females

6725

F55-59

6725

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

18849

Females

6809

F55-59

6809

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18761

Females

6781

F55-59

6781

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

19831

Females

7369

F55-59

7369

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

18857

Females

6898

F55-59

6898

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

18019

Females

6582

F55-59

6582

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

18735

Females

7125

F55-59

7125

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17356

Females

6458

F55-59

6458

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

18366

Females

7109

F55-59

7109

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

18297

Females

7134

F55-59

7134

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

18443

Females

7272

F55-59

7272

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19215

Females

7735

F55-59

7735

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18641

Females

7452

F55-59

7452

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

19850

Females

8060

F55-59

8060

Passing Analysis

Category:
Athletes Passed
1724
Passed By
1777
Net Change
-53
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18528
5K → 10K234297-63#18528#18591
10K → 15K175219-44#18591#18635
15K → 20K187210-23#18635#18658
20K → Half2473-49#18658#18707
Half → 25K158173-15#18707#18722
25K → 30K315152+163#18722#18559
30K → 20M107118-11#18559#18570
20M → 21M14457+87#18570#18483
21M → 35K5758-1#18483#18484
35K → 23M11889+29#18484#18455
23M → 24M7585-10#18455#18465
24M → 40K6283-21#18465#18486
40K → 25.2M2837-9#18486#18495
25.2M → Finish40126-86#18495#18581
TOTALS17241777-53
📊

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