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BOSTON MARATHON 2023

Vanessa Bucklin

Bib: 19478•F

MT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:51
Rank: #23283
Start → 5K
30:51 | 9:56/mi
10K· 6.21 mi
1:02:15
Rank: #23661 (-378)
5K → 10K
31:24 | 10:06/mi
15K· 9.32 mi
1:33:29
Rank: #23671 (-10)
10K → 15K
31:14 | 10:03/mi
20K· 12.43 mi
2:05:16
Rank: #23596 (+75)
15K → 20K
31:47 | 10:14/mi
Half· 13.11 mi
2:11:42
Rank: #23505 (+91)
20K → Half
6:26 | 9:26/mi
25K· 15.53 mi
2:37:48
Rank: #23523 (-18)
Half → 25K
26:06 | 10:46/mi
30K· 18.64 mi
3:12:28
Rank: #23494 (+29)
25K → 30K
34:40 | 11:09/mi
20M
3:26:46
Rank: #23364 (+130)
30K → 20M
14:18 | 10:31/mi
21M
3:40:26
Rank: #23478 (-114)
20M → 21M
13:40 | 13:40/mi
35K· 21.75 mi
3:48:22
Rank: #23455 (+23)
21M → 35K
7:56 | 10:36/mi
23M
4:02:43
Rank: #23451 (+4)
35K → 23M
14:21 | 11:28/mi
24M
4:13:21
Rank: #23413 (+38)
23M → 24M
10:38 | 10:38/mi
40K· 24.85 mi
4:22:56
Rank: #23378 (+35)
24M → 40K
9:35 | 11:13/mi
25.2M
4:26:53
Rank: #23350 (+28)
40K → 25.2M
3:57 | 11:27/mi
Finish· 26.22 mi
4:37:11
Rank: #23312 (+38)
25.2M → Finish
10:18 | 10:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:42
Pace10:03 /mi
2nd Half
Distance13.11 mi
Time2:25:29
Pace11:06 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:0430:519:5630:51
9:56
-
10K
6.21 mi11:57:281:02:1510:0131:24
10:06
+0:10
15K
9.32 mi12:28:421:33:2910:0231:14
10:03
-0:03
20K
12.43 mi13:00:292:05:1610:0531:47
10:14
+0:11
Half
13.11 mi13:06:552:11:4210:036:26
9:26
-0:48
25K
15.53 mi13:33:012:37:4810:0926:06
10:46
+1:20
30K
18.64 mi14:07:413:12:2810:1934:40
11:09
+0:23
20M
20.00 mi14:21:593:26:4610:2014:18
10:31
-0:38
21M
21.00 mi14:35:393:40:2610:3013:40
13:40
+3:09
35K
21.75 mi14:43:353:48:2210:307:56
10:36
-3:04
23M
23.00 mi14:57:564:02:4310:3314:21
11:28
+0:52
24M
24.00 mi15:08:344:13:2110:3310:38
10:38
-0:50
40K
24.85 mi15:18:094:22:5610:359:35
11:13
+0:35
25.2M
25.20 mi15:22:064:26:5310:353:57
11:27
+0:14
Finish
26.22 mi15:32:244:37:1110:3510:18
10:06
-1:21

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

9:26 /mi

Average Pace

10:35 /mi

Slowest Pace

13:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:13

40% of race

Time at Steady Pace

1:30:45

33% of race

Time at Slower Pace

1:16:13

27% of race

Average Pace: 10:34 /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 mi11:26:0430:519:5630:51
9:56
#23283
10K
6.21 mi11:57:281:02:1510:0131:24
10:06
#23661
15K
9.32 mi12:28:421:33:2910:0231:14
10:03
#23671
20K
12.43 mi13:00:292:05:1610:0531:47
10:14
#23596
Half
13.11 mi13:06:552:11:4210:036:26
9:26
#23505
25K
15.53 mi13:33:012:37:4810:0926:06
10:46
#23523
30K
18.64 mi14:07:413:12:2810:1934:40
11:09
#23494
20M
20.00 mi14:21:593:26:4610:2014:18
10:31
#23364
21M
21.00 mi14:35:393:40:2610:3013:40
13:40
#23478
35K
21.75 mi14:43:353:48:2210:307:56
10:36
#23455
23M
23.00 mi14:57:564:02:4310:3314:21
11:28
#23451
24M
24.00 mi15:08:344:13:2110:3310:38
10:38
#23413
40K
24.85 mi15:18:094:22:5610:359:35
11:13
#23378
25.2M
25.20 mi15:22:064:26:5310:353:57
11:27
#23350
Finish
26.22 mi15:32:244:37:1110:3510:18
10:06
#23312
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi232839539953923605(Top 89%)9671(Top 85%)9671(Top 532%)
10K6.21 mi3.10 mi23661-3789705-1669705-16623921(Top 90%)9844(Top 86%)9844(Top 542%)
15K9.32 mi3.11 mi23671-109713-89713-823605(Top 89%)9671(Top 85%)9671(Top 532%)
20K12.43 mi3.11 mi23596+759661+529661+5223349(Top 88%)9539(Top 84%)9539(Top 525%)
Half13.11 mi0.68 mi23505+919609+529609+5221948(Top 82%)8763(Top 77%)8763(Top 482%)
25K15.53 mi2.42 mi23523-189635-269635-2623609(Top 89%)9738(Top 85%)9738(Top 536%)
30K18.64 mi3.11 mi23494+299640-59640-523355(Top 88%)9655(Top 85%)9655(Top 531%)
20M20.00 mi1.36 mi23364+1309582+589582+5821807(Top 82%)8879(Top 78%)8879(Top 489%)
21M21.00 mi1.00 mi23478-1149650-689650-6824743(Top 93%)10473(Top 92%)10473(Top 576%)
35K21.75 mi0.75 mi23455+239646+49646+422595(Top 85%)9369(Top 82%)9369(Top 516%)
23M23.00 mi1.25 mi23451+49659-139659-1323192(Top 87%)9690(Top 85%)9690(Top 533%)
24M24.00 mi1.00 mi23413+389646+139646+1322319(Top 84%)9271(Top 81%)9271(Top 510%)
40K24.85 mi0.85 mi23378+359639+79639+722757(Top 85%)9526(Top 83%)9526(Top 524%)
25.2M25.20 mi0.35 mi23350+289630+99630+921507(Top 81%)8873(Top 78%)8873(Top 488%)
Finish26.22 mi1.02 mi23312+389615+159615+1522068(Top 83%)9152(Top 80%)9152(Top 504%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

23605

Females

9671

F45-49

9671

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

23921

Females

9844

F45-49

9844

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

23605

Females

9671

F45-49

9671

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23349

Females

9539

F45-49

9539

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21948

Females

8763

F45-49

8763

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23609

Females

9738

F45-49

9738

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

23355

Females

9655

F45-49

9655

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

21807

Females

8879

F45-49

8879

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

24743

Females

10473

F45-49

10473

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

22595

Females

9369

F45-49

9369

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

23192

Females

9690

F45-49

9690

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

22319

Females

9271

F45-49

9271

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22757

Females

9526

F45-49

9526

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21507

Females

8873

F45-49

8873

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22068

Females

9152

F45-49

9152

Passing Analysis

Category:
Athletes Passed
1063
Passed By
1092
Net Change
-29
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23283
5K → 10K72450-378#23283#23661
10K → 15K114124-10#23661#23671
15K → 20K16388+75#23671#23596
20K → Half910+91#23596#23505
Half → 25K86104-18#23505#23523
25K → 30K11283+29#23523#23494
30K → 20M1344+130#23494#23364
20M → 21M13127-114#23364#23478
21M → 35K3714+23#23478#23455
35K → 23M4844+4#23455#23451
23M → 24M5315+38#23451#23413
24M → 40K5318+35#23413#23378
40K → 25.2M368+28#23378#23350
25.2M → Finish5113+38#23350#23312
TOTALS10631092-29
📊

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