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BOSTON MARATHON 2023

Bridgette Sullivan

Bib: 9221•F

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:27
Rank: #5607
Start → 5K
21:27 | 6:54/mi
10K· 6.21 mi
42:30
Rank: #5326 (+281)
5K → 10K
21:03 | 6:47/mi
15K· 9.32 mi
1:03:42
Rank: #5315 (+11)
10K → 15K
21:12 | 6:49/mi
20K· 12.43 mi
1:25:04
Rank: #5282 (+33)
15K → 20K
21:22 | 6:53/mi
Half· 13.11 mi
1:29:40
Rank: #5263 (+19)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:46:20
Rank: #5145 (+118)
Half → 25K
16:40 | 6:52/mi
30K· 18.64 mi
2:08:13
Rank: #4991 (+154)
25K → 30K
21:53 | 7:03/mi
20M
2:17:44
Rank: #4874 (+117)
30K → 20M
9:31 | 7:00/mi
21M
2:25:05
Rank: #4798 (+76)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:30:12
Rank: #4764 (+34)
21M → 35K
5:07 | 6:50/mi
23M
2:39:04
Rank: #4699 (+65)
35K → 23M
8:52 | 7:05/mi
24M
2:46:03
Rank: #4661 (+38)
23M → 24M
6:59 | 6:59/mi
40K· 24.85 mi
2:52:10
Rank: #4649 (+12)
24M → 40K
6:07 | 7:09/mi
25.2M
2:54:49
Rank: #4635 (+14)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:01:58
Rank: #4613 (+22)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:40
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:32:18
Pace7:02 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:0621:276:5421:27
6:54
-
10K
6.21 mi11:08:0942:306:5021:03
6:47
-0:07
15K
9.32 mi11:29:211:03:426:5021:12
6:49
+0:02
20K
12.43 mi11:50:431:25:046:5121:22
6:53
+0:04
Half
13.11 mi11:55:191:29:406:504:36
6:45
-0:08
25K
15.53 mi12:11:591:46:206:5116:40
6:52
+0:07
30K
18.64 mi12:33:522:08:136:5321:53
7:03
+0:11
20M
20.00 mi12:43:232:17:446:539:31
7:00
-0:03
21M
21.00 mi12:50:442:25:056:557:21
7:21
+0:21
35K
21.75 mi12:55:512:30:126:545:07
6:50
-0:31
23M
23.00 mi13:04:432:39:046:558:52
7:05
+0:15
24M
24.00 mi13:11:422:46:036:556:59
6:59
-0:06
40K
24.85 mi13:17:492:52:106:566:07
7:09
+0:10
25.2M
25.20 mi13:20:282:54:496:562:39
7:41
+0:32
Finish
26.22 mi13:27:373:01:586:577:09
7:01
-0:40

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

6:45 /mi

Average Pace

6:57 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:19

99% of race

Time at Steady Pace

2:39

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:56 /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 mi10:47:0621:276:5421:27
6:54
#5607
10K
6.21 mi11:08:0942:306:5021:03
6:47
#5326
15K
9.32 mi11:29:211:03:426:5021:12
6:49
#5315
20K
12.43 mi11:50:431:25:046:5121:22
6:53
#5282
Half
13.11 mi11:55:191:29:406:504:36
6:45
#5263
25K
15.53 mi12:11:591:46:206:5116:40
6:52
#5145
30K
18.64 mi12:33:522:08:136:5321:53
7:03
#4991
20M
20.00 mi12:43:232:17:446:539:31
7:00
#4874
21M
21.00 mi12:50:442:25:056:557:21
7:21
#4798
35K
21.75 mi12:55:512:30:126:545:07
6:50
#4764
23M
23.00 mi13:04:432:39:046:558:52
7:05
#4699
24M
24.00 mi13:11:422:46:036:556:59
6:59
#4661
40K
24.85 mi13:17:492:52:106:566:07
7:09
#4649
25.2M
25.20 mi13:20:282:54:496:562:39
7:41
#4635
Finish
26.22 mi13:27:373:01:586:577:09
7:01
#4613
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi56074354355348(Top 20%)404(Top 4%)404(Top 8%)
10K6.21 mi3.10 mi5326+281396+39396+395076(Top 19%)373(Top 3%)373(Top 8%)
15K9.32 mi3.11 mi5315+11388+8388+85348(Top 20%)404(Top 4%)404(Top 8%)
20K12.43 mi3.11 mi5282+33383+5383+55186(Top 19%)387(Top 3%)387(Top 8%)
Half13.11 mi0.68 mi5263+19381+2381+24852(Top 18%)346(Top 3%)346(Top 7%)
25K15.53 mi2.42 mi5145+118367+14367+144788(Top 18%)346(Top 3%)346(Top 7%)
30K18.64 mi3.11 mi4991+154352+15352+154643(Top 17%)348(Top 3%)348(Top 7%)
20M20.00 mi1.36 mi4874+117341+11341+114082(Top 15%)303(Top 3%)303(Top 6%)
21M21.00 mi1.00 mi4798+76336+5336+53913(Top 15%)298(Top 3%)298(Top 6%)
35K21.75 mi0.75 mi4764+34330+6330+64492(Top 17%)388(Top 3%)388(Top 8%)
23M23.00 mi1.25 mi4699+65326+4326+44244(Top 16%)357(Top 3%)357(Top 7%)
24M24.00 mi1.00 mi4661+38321+5321+54619(Top 17%)464(Top 4%)464(Top 10%)
40K24.85 mi0.85 mi4649+12326-5326-54666(Top 18%)548(Top 5%)548(Top 11%)
25.2M25.20 mi0.35 mi4635+14328-2328-24844(Top 18%)651(Top 6%)651(Top 13%)
Finish26.22 mi1.02 mi4613+22330-2330-25320(Top 20%)819(Top 7%)819(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5348

Females

404

F18-39

404

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5076

Females

373

F18-39

373

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5348

Females

404

F18-39

404

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5186

Females

387

F18-39

387

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4852

Females

346

F18-39

346

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4788

Females

346

F18-39

346

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4643

Females

348

F18-39

348

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4082

Females

303

F18-39

303

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3913

Females

298

F18-39

298

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4492

Females

388

F18-39

388

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4244

Females

357

F18-39

357

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4619

Females

464

F18-39

464

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4666

Females

548

F18-39

548

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4844

Females

651

F18-39

651

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5320

Females

819

F18-39

819

Passing Analysis

Category:
Athletes Passed
1586
Passed By
592
Net Change
+994
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5607
5K → 10K37089+281#5607#5326
10K → 15K112101+11#5326#5315
15K → 20K12895+33#5315#5282
20K → Half3011+19#5282#5263
Half → 25K15638+118#5263#5145
25K → 30K21359+154#5145#4991
30K → 20M13215+117#4991#4874
20M → 21M9620+76#4874#4798
21M → 35K5925+34#4798#4764
35K → 23M9833+65#4764#4699
23M → 24M6224+38#4699#4661
24M → 40K4937+12#4661#4649
40K → 25.2M2814+14#4649#4635
25.2M → Finish5331+22#4635#4613
TOTALS1586592+994
📊

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