Boston Marathon logo
BOSTON MARATHON 2023

Bridget Combes

Bib: 31272•F

NH

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
10:07/mi
31:27
↑ 97↓ 3451.5%
10K· 6.21 mi
9:49/mi
1:01:56
↑ 79↓ 1380.4%
15K· 9.32 mi
9:32/mi
1:31:32
↑ 67↓ 78
20K· 12.43 mi
10:03/mi
2:02:46
↑ 106↓ 860.1%
Half· 13.11 mi
10:02/mi
2:09:37
↑ 19↓ 370.5%
25K· 15.53 mi
10:32/mi
2:35:09
↑ 66↓ 880.2%
30K· 18.64 mi
10:26/mi
3:07:34
↑ 181↓ 1480.2%
20M
10:06/mi
3:21:17
↑ 64↓ 500.2%
21M
10:59/mi
3:32:16
↑ 106↓ 241.6%
35K· 21.75 mi
10:03/mi
3:39:47
↑ 17↓ 861.7%
23M
10:35/mi
3:53:02
↑ 23↓ 630.6%
24M
10:05/mi
4:03:07
↓ 821.3%
40K· 24.85 mi
10:05/mi
4:11:44
↓ 200.3%
25.2M
11:16/mi
4:15:37
↑ 13↓ 160.2%
Finish· 26.22 mi
9:41/mi
4:25:29
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:37
Pace9:53 /mi
2nd Half
Distance13.11 mi
Time2:15:52
Pace10:22 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:3731:2710:0731:27
10:07
-
10K
6.21 mi12:25:061:01:569:5830:29
9:49
-0:18
15K
9.32 mi12:54:421:31:329:4929:36
9:32
-0:17
20K
12.43 mi13:25:562:02:469:5331:14
10:03
+0:31
Half
13.11 mi13:32:472:09:379:536:51
10:02
-0:01
25K
15.53 mi13:58:192:35:099:5925:32
10:32
+0:30
30K
18.64 mi14:30:443:07:3410:0432:25
10:26
-0:06
20M
20.00 mi14:44:273:21:1710:0413:43
10:06
-0:20
21M
21.00 mi14:55:263:32:1610:0610:59
10:59
+0:53
35K
21.75 mi15:02:573:39:4710:067:31
10:03
-0:56
23M
23.00 mi15:16:123:53:0210:0813:15
10:35
+0:32
24M
24.00 mi15:26:174:03:0710:0810:05
10:05
-0:30
40K
24.85 mi15:34:544:11:4410:088:37
10:05
0:00
25.2M
25.20 mi15:38:474:15:3710:093:53
11:16
+1:11
Finish
26.22 mi15:48:394:25:2910:089:52
9:41
-1:35

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

9:32 /mi

Average Pace

10:08 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:31:50

80% of race

Time at Steady Pace

49:46

19% of race

Time at Slower Pace

3:53

1% of race

Average Pace: 10:08 /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 mi11:54:3731:2710:0731:27
10:07
#23738
10K
6.21 mi12:25:061:01:569:5830:29
9:49
#23553
15K
9.32 mi12:54:421:31:329:4929:36
9:32
#23202
20K
12.43 mi13:25:562:02:469:5331:14
10:03
#23146
Half
13.11 mi13:32:472:09:379:536:51
10:02
#23150
25K
15.53 mi13:58:192:35:099:5925:32
10:32
#23175
30K
18.64 mi14:30:443:07:3410:0432:25
10:26
#22938
20M
20.00 mi14:44:273:21:1710:0413:43
10:06
#22766
21M
21.00 mi14:55:263:32:1610:0610:59
10:59
#22687
35K
21.75 mi15:02:573:39:4710:067:31
10:03
#22623
23M
23.00 mi15:16:123:53:0210:0813:15
10:35
#22554
24M
24.00 mi15:26:174:03:0710:0810:05
10:05
#22492
40K
24.85 mi15:34:544:11:4410:088:37
10:05
#22418
25.2M
25.20 mi15:38:474:15:3710:093:53
11:16
#22389
Finish
26.22 mi15:48:394:25:2910:089:52
9:41
#22341
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi237389766976622339(Top 84%)8977(Top 79%)8977(Top 184%)
10K6.21 mi3.10 mi23553+1859652+1149652+11423303(Top 88%)9512(Top 83%)9512(Top 195%)
15K9.32 mi3.11 mi23202+3519456+1969456+19622339(Top 84%)8977(Top 79%)8977(Top 184%)
20K12.43 mi3.11 mi23146+569430+269430+2623029(Top 87%)9360(Top 82%)9360(Top 192%)
Half13.11 mi0.68 mi23150-49429+19429+123363(Top 88%)9546(Top 84%)9546(Top 195%)
25K15.53 mi2.42 mi23175-259449-209449-2023246(Top 87%)9519(Top 83%)9519(Top 195%)
30K18.64 mi3.11 mi22938+2379353+969353+9622082(Top 83%)8951(Top 78%)8951(Top 183%)
20M20.00 mi1.36 mi22766+1729269+849269+8420744(Top 78%)8278(Top 72%)8278(Top 169%)
21M21.00 mi1.00 mi22687+799243+269243+2620815(Top 78%)8363(Top 73%)8363(Top 171%)
35K21.75 mi0.75 mi22623+649220+239220+2321432(Top 81%)8736(Top 76%)8736(Top 179%)
23M23.00 mi1.25 mi22554+699186+349186+3421527(Top 81%)8805(Top 77%)8805(Top 180%)
24M24.00 mi1.00 mi22492+629155+319155+3121045(Top 79%)8575(Top 75%)8575(Top 176%)
40K24.85 mi0.85 mi22418+749124+319124+3120205(Top 76%)8174(Top 72%)8174(Top 167%)
25.2M25.20 mi0.35 mi22389+299113+119113+1121076(Top 79%)8635(Top 76%)8635(Top 177%)
Finish26.22 mi1.02 mi22341+489092+219092+2120759(Top 78%)8444(Top 74%)8444(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

22339

Females

8977

F18-39

8977

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

23303

Females

9512

F18-39

9512

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

22339

Females

8977

F18-39

8977

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23029

Females

9360

F18-39

9360

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23363

Females

9546

F18-39

9546

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

23246

Females

9519

F18-39

9519

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

22082

Females

8951

F18-39

8951

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

20744

Females

8278

F18-39

8278

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20815

Females

8363

F18-39

8363

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

21432

Females

8736

F18-39

8736

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21527

Females

8805

F18-39

8805

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

21045

Females

8575

F18-39

8575

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20205

Females

8174

F18-39

8174

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

21076

Females

8635

F18-39

8635

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

20759

Females

8444

F18-39

8444

Passing Analysis

Category:
Athletes Passed
1872
Passed By
475
Net Change
+1397
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23738
5K → 10K309124+185#23738#23553
10K → 15K36716+351#23553#23202
15K → 20K14589+56#23202#23146
20K → Half2226-4#23146#23150
Half → 25K91116-25#23150#23175
25K → 30K26326+237#23175#22938
30K → 20M1753+172#22938#22766
20M → 21M9617+79#22766#22687
21M → 35K739+64#22687#22623
35K → 23M9930+69#22623#22554
23M → 24M719+62#22554#22492
24M → 40K773+74#22492#22418
40K → 25.2M334+29#22418#22389
25.2M → Finish513+48#22389#22341
TOTALS1872475+1397
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing