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BOSTON MARATHON 2025

Robin Whelpley

Bib: 19903•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 37%
Masters (Masters Women)
#0 / 6759
Top 23%
Division (F40-44)
#0 / 1718
Top 45%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:09
Rank: #17320
Start → 5K
25:09 | 8:06/mi
10K· 6.21 mi
50:12
Rank: #17107 (+213)
5K → 10K
25:03 | 8:04/mi
15K· 9.32 mi
1:15:05
Rank: #16746 (+361)
10K → 15K
24:53 | 8:01/mi
20K· 12.43 mi
1:40:14
Rank: #16422 (+324)
15K → 20K
25:09 | 8:06/mi
Half· 13.11 mi
1:45:47
Rank: #16450 (-28)
20K → Half
5:33 | 8:08/mi
25K· 15.53 mi
2:05:35
Rank: #16199 (+251)
Half → 25K
19:48 | 8:10/mi
30K· 18.64 mi
2:31:31
Rank: #15733 (+466)
25K → 30K
25:56 | 8:21/mi
20M
2:42:52
Rank: #15445 (+288)
30K → 20M
11:21 | 8:21/mi
21M
2:51:42
Rank: #15222 (+223)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:57:44
Rank: #15097 (+125)
21M → 35K
6:02 | 8:04/mi
23M
3:08:18
Rank: #14924 (+173)
35K → 23M
10:34 | 8:26/mi
24M
3:16:26
Rank: #14780 (+144)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:23:31
Rank: #14652 (+128)
24M → 40K
7:05 | 8:17/mi
25.2M
3:26:31
Rank: #14565 (+87)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:34:27
Rank: #14401 (+164)
25.2M → Finish
7:56 | 7:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:47
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time1:48:40
Pace8:17 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4925:098:0625:09
8:06
-
10K
6.21 mi11:41:5250:128:0525:03
8:04
-0:02
15K
9.32 mi12:06:451:15:058:0324:53
8:01
-0:03
20K
12.43 mi12:31:541:40:148:0425:09
8:06
+0:05
Half
13.11 mi12:37:271:45:478:045:33
8:08
+0:02
25K
15.53 mi12:57:152:05:358:0519:48
8:10
+0:02
30K
18.64 mi13:23:112:31:318:0825:56
8:21
+0:11
20M
20.00 mi13:34:322:42:528:0911:21
8:21
0:00
21M
21.00 mi13:43:222:51:428:118:50
8:50
+0:29
35K
21.75 mi13:49:242:57:448:106:02
8:04
-0:46
23M
23.00 mi13:59:583:08:188:1110:34
8:26
+0:22
24M
24.00 mi14:08:063:16:268:118:08
8:08
-0:18
40K
24.85 mi14:15:113:23:318:117:05
8:17
+0:09
25.2M
25.20 mi14:18:113:26:318:123:00
8:42
+0:25
Finish
26.22 mi14:26:073:34:278:117:56
7:47
-0:55

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

7:47 /mi

Average Pace

8:11 /mi

Slowest Pace

8:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22:37

94% of race

Time at Steady Pace

11:50

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:11 /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 mi11:16:4925:098:0625:09
8:06
#17320
10K
6.21 mi11:41:5250:128:0525:03
8:04
#17107
15K
9.32 mi12:06:451:15:058:0324:53
8:01
#16746
20K
12.43 mi12:31:541:40:148:0425:09
8:06
#16422
Half
13.11 mi12:37:271:45:478:045:33
8:08
#16450
25K
15.53 mi12:57:152:05:358:0519:48
8:10
#16199
30K
18.64 mi13:23:112:31:318:0825:56
8:21
#15733
20M
20.00 mi13:34:322:42:528:0911:21
8:21
#15445
21M
21.00 mi13:43:222:51:428:118:50
8:50
#15222
35K
21.75 mi13:49:242:57:448:106:02
8:04
#15097
23M
23.00 mi13:59:583:08:188:1110:34
8:26
#14924
24M
24.00 mi14:08:063:16:268:118:08
8:08
#14780
40K
24.85 mi14:15:113:23:318:117:05
8:17
#14652
25.2M
25.20 mi14:18:113:26:318:123:00
8:42
#14565
Finish
26.22 mi14:26:073:34:278:117:56
7:47
#14401
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi173205925592516120(Top 57%)5211(Top 43%)5211(Top 303%)
10K6.21 mi3.10 mi17107+2135787+1385787+13816940(Top 60%)5667(Top 46%)5667(Top 330%)
15K9.32 mi3.11 mi16746+3615575+2125575+21216120(Top 57%)5211(Top 43%)5211(Top 303%)
20K12.43 mi3.11 mi16422+3245387+1885387+18815613(Top 55%)4975(Top 41%)4975(Top 290%)
Half13.11 mi0.68 mi16450-285405-185405-1816860(Top 59%)5663(Top 46%)5663(Top 330%)
25K15.53 mi2.42 mi16199+2515279+1265279+12615094(Top 53%)4783(Top 39%)4783(Top 278%)
30K18.64 mi3.11 mi15733+4665075+2045075+20413808(Top 49%)4262(Top 35%)4262(Top 248%)
20M20.00 mi1.36 mi15445+2884946+1294946+12912884(Top 45%)3913(Top 32%)3913(Top 228%)
21M21.00 mi1.00 mi15222+2234853+934853+9312554(Top 44%)3901(Top 32%)3901(Top 227%)
35K21.75 mi0.75 mi15097+1254795+584795+5812741(Top 45%)4024(Top 33%)4024(Top 234%)
23M23.00 mi1.25 mi14924+1734720+754720+7512955(Top 46%)4249(Top 35%)4249(Top 247%)
24M24.00 mi1.00 mi14780+1444679+414679+4112176(Top 43%)3892(Top 32%)3892(Top 227%)
40K24.85 mi0.85 mi14652+1284628+514628+5112096(Top 43%)3969(Top 32%)3969(Top 231%)
25.2M25.20 mi0.35 mi14565+874599+294599+2910133(Top 36%)3120(Top 26%)3120(Top 182%)
Finish26.22 mi1.02 mi14401+1644538+614538+6111368(Top 40%)3654(Top 30%)3654(Top 213%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

16120

Females

5211

F40-44

5211

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16940

Females

5667

F40-44

5667

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

16120

Females

5211

F40-44

5211

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

15613

Females

4975

F40-44

4975

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

16860

Females

5663

F40-44

5663

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

15094

Females

4783

F40-44

4783

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13808

Females

4262

F40-44

4262

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12884

Females

3913

F40-44

3913

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

12554

Females

3901

F40-44

3901

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12741

Females

4024

F40-44

4024

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12955

Females

4249

F40-44

4249

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12176

Females

3892

F40-44

3892

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12096

Females

3969

F40-44

3969

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10133

Females

3120

F40-44

3120

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

11368

Females

3654

F40-44

3654

Passing Analysis

Category:
Athletes Passed
3476
Passed By
557
Net Change
+2919
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17320
5K → 10K412199+213#17320#17107
10K → 15K41857+361#17107#16746
15K → 20K39470+324#16746#16422
20K → Half2351-28#16422#16450
Half → 25K29342+251#16450#16199
25K → 30K50337+466#16199#15733
30K → 20M2946+288#15733#15445
20M → 21M23714+223#15445#15222
21M → 35K13712+125#15222#15097
35K → 23M20835+173#15097#14924
23M → 24M1539+144#14924#14780
24M → 40K14214+128#14780#14652
40K → 25.2M870+87#14652#14565
25.2M → Finish17511+164#14565#14401
TOTALS3476557+2919
📊

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